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authorLinus Torvalds <torvalds@linux-foundation.org>2026-09-13 12:27:00 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2026-09-13 12:27:00 -0700
commit22098763a10d9c1340827fcf6edab66f153b27f0 (patch)
tree3962f95a34df034652ff93686cdd156c7197f2d9 /drivers/clk/starfive
downloadlinux-stable-22098763a10d9c1340827fcf6edab66f153b27f0.tar.gz
linux-stable-22098763a10d9c1340827fcf6edab66f153b27f0.zip
Merge tag 'trace-v7.3-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-tracegrafted
Pull tracing fixes from Steven Rostedt: - Don't destroy user event fields when removal fails User event fields are destroyed before the event is removed from visibility. But that can fail leaving the still visible event with no fields. Move the destroying of the fields to after the event is successfully removed from visibility. - Initialize function graph state is fork before calling copy_exec_state() For non-CLONE_VM forks, copy_exec_state() allocates a new task_exec_state. If that allocation fails, ftrace_graph_exit_task() will free the tasks ret_stack pointer. Since that pointer is still using the parent's ret_stack, it mistakenly frees the parent's pointer too. Call ftrace_graph_init() on the task first which will NULL out the new tasks's ret_stack and if the copy fails, it will not free anything. - Remove FGRAPH_MAX_INDEX The macro FGRAPH_MAX_INDEX was added but never used. Remove it. - Save ent_size in function graph printing of nested functions The function graph tracer needs to look at the next event to see if the next event is the return of the current function entry. If it is, it prints a single line: ktime_get(); Otherwise it prints it like a nested function: tick_nohz_irq_exit() { ktime_get(); kcpustat_irq_exit(); } In order to look at the next event, it must save the current event so that it has the information to print from it. It saves the event in the iterator descriptor called "ent". What it doesn't save is the ent_size of the event which is now used to know if the function graph arguments are to be printed. The peek doesn't save the size so the size used happens to be that of the size of the last event that was seen. Save the entry event size in the iterator descriptor so that the correct size is used. - Fix several errors with freeing data in the histogram code The histogram code had a lot of leaked or or incorrect accounting when failures happen. Correct them. - Fix histogram regression of .percent and .graph modifiers Up until 6.3 histogram values could have "percent" or "graph" modifiers that changed how they were printed. But a change that added restricting histograms values from being strings, stack traces and other modifiers inadvertently prevented them from using the percent and graph modifiers, which were legal use cases for values. Put back the percent and graph modifiers. - Fix various typos in the comments - Set the trace_clock before initializing a histogram with clock argument The histogram API allows the user to specific which trace clock to use via a "clock=" string. The histogram is set up first before the clock is checked. If the passed in clock is not valid, it exits without fully fixing up the histogram leaving it on the list and a use-after-free can trigger. Update the clock argument first and if it fails then exit gracefully before the histogram trigger is placed on any lists. - Restore :mod: trailer after parsing in ftrace_set_clr_event The function ftrace_set_clr_event() modifies the parse string and needs to put it back to what was passed in. It searches for ":mod:" via a strsep() but fails to put back the first ':' in the string. Add back the ':' in the passed in string. - Take trace_array reference when opening a tracer options file The options files are dynamically created and some tracers add their own options. When a tracer adds their own list of options, the trace_array holding them has an array to hold the list of options for each tracer. This array increases in size via a krealloc(), and the new entry gets a newly allocated array to hold the options of the new tracer being added. The element in each entry of the tracer's option array holds a pointer back to the trace_array, a pointer to the tracer it is associated to, a pointer to the flags of the option. The issue is that these arrays are freed when the trace_array is freed when its instance it represents is removed from the instances directory. There's a race that an open of one of these options files can happen when the instance is being removed. Add a new helper function to be called by the open function of the options file to iterate all existing trace_arrays under a lock and find the one that has the given option element in one of it's tracer arrays. If found, then update the associated trace_array's reference counter to keep it from being freed. If not found, have the open call return -ENODEV. - Disable interrupts when acquiring the lock in rb_wake_up_waiters() The function rb_wake_up_waiters() assumes it will be called in interrupt context and does not disable irqs when taking cpu_buffer->reader_lock, which can be called in hard interrupt context. The issue is in PREEMPT_RT, this function is called in thread context leaving this lock open to a deadlock. Take the lock with interrupts disabled. - Use rcu_assign_pointer() for tmp_ops filter hash The tmp_ops used in update_ftrace_direct_mod() assigns its filter_hash field directly, but that field is annotated as __rcu and sparse complains. Assign it with rcu_assign_pointer() - Fix use-after-free in enable_trigger_private_data_free() The trace_event_call is accessed through the event_trigger_data's trace_event_file pointer to put the trace_event_call on freeing. The issue is that the trace_event_file data may have been freed already causing a use-after-free. Add a field to the event_trigger_data that points directly to the trace_event_call so that it can decrement its reference directly without needing to go through the trace_event_file. - Fix accounting of buffer data remote headers trace_buffer_desc_size() and trace_remote_alloc_buffer() undercount the number of pages is needed for the asked for size as it doesn't take into account the meta data on each page. Add a helper function to do the calculation properly and use that in these functions. - Catch nr_page_va overflow in ring_buffer_desc sizing The number of pages per remote ring buffer is capped by ring_buffer_desc::nr_page_va (32 bits). A buffer_size large enough to overflow that field would silently allocate a descriptor smaller than what was asked for. - Do not resize the subbuf order if any per_cpu buffer is disabled The mmapping of ring buffers disables resizing the subbuffers, but it is done per-cpu whereas the subbuf size change is done for all the per_cpu buffers under the buffer->mutex. It could change the size of some while the mapping is happening on others. Have the resize of the subbuf order check all the per_cpu buffers under the lock to see if any of them is disabled before starting and causing an inconsistency between buffers that are being mapped. * tag 'trace-v7.3-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace: (25 commits) ring-buffer: Check resize_disabled before publishing the new subbuf order tracing/remotes: Catch nr_page_va overflow in ring_buffer_desc sizing tracing/remotes: Account for ring buffer page header in size calculation tracing: Don't dereference trace_event_file in deferred trigger free ftrace: Use rcu_assign_pointer() for tmp_ops filter hash ring-buffer: Acquire the lock with irqsave in rb_wake_up_waiters() tracing: Take trace_array reference when opening a tracer options file tracing: Fix ring_buffer_read_page_size() kernel-doc tracing: Restore :mod: trailer after parsing in ftrace_set_clr_event() tracing: Fix memory corruption from a "STACKTRACE" histogram key tracing: Fix memory corruption from the histogram stacktrace modifier tracing: Undo the registration when enabling the histogram trigger fails tracing: Take the reference before publishing the named histogram trigger tracing: Set the trace clock before registering the histogram trigger tracing: Fix typo "preceeded" in comment tracing: Fix typo "availabe" in comment tracing: Let histogram values keep the percent and graph modifiers tracing: Keep the entry count when the histogram stats allocation fails tracing: Free histogram the field rejected for a bad modifier tracing: Free histogram the var ref when its initialization fails ...
Diffstat (limited to 'drivers/clk/starfive')
-rw-r--r--drivers/clk/starfive/Kconfig74
-rw-r--r--drivers/clk/starfive/Makefile12
-rw-r--r--drivers/clk/starfive/clk-starfive-jh7100-audio.c158
-rw-r--r--drivers/clk/starfive/clk-starfive-jh7100.c368
-rw-r--r--drivers/clk/starfive/clk-starfive-jh7110-aon.c144
-rw-r--r--drivers/clk/starfive/clk-starfive-jh7110-isp.c220
-rw-r--r--drivers/clk/starfive/clk-starfive-jh7110-pll.c507
-rw-r--r--drivers/clk/starfive/clk-starfive-jh7110-stg.c163
-rw-r--r--drivers/clk/starfive/clk-starfive-jh7110-sys.c538
-rw-r--r--drivers/clk/starfive/clk-starfive-jh7110-vout.c227
-rw-r--r--drivers/clk/starfive/clk-starfive-jh7110.h17
-rw-r--r--drivers/clk/starfive/clk-starfive-jh71x0.c339
-rw-r--r--drivers/clk/starfive/clk-starfive-jh71x0.h127
13 files changed, 2894 insertions, 0 deletions
diff --git a/drivers/clk/starfive/Kconfig b/drivers/clk/starfive/Kconfig
new file mode 100644
index 000000000..bd29358ff
--- /dev/null
+++ b/drivers/clk/starfive/Kconfig
@@ -0,0 +1,74 @@
+# SPDX-License-Identifier: GPL-2.0
+
+config CLK_STARFIVE_JH71X0
+ bool
+
+config CLK_STARFIVE_JH7100
+ bool "StarFive JH7100 clock support"
+ depends on ARCH_STARFIVE || COMPILE_TEST
+ select CLK_STARFIVE_JH71X0
+ default ARCH_STARFIVE
+ help
+ Say yes here to support the clock controller on the StarFive JH7100
+ SoC.
+
+config CLK_STARFIVE_JH7100_AUDIO
+ tristate "StarFive JH7100 audio clock support"
+ depends on CLK_STARFIVE_JH7100
+ select CLK_STARFIVE_JH71X0
+ default m if ARCH_STARFIVE
+ help
+ Say Y or M here to support the audio clocks on the StarFive JH7100
+ SoC.
+
+config CLK_STARFIVE_JH7110_PLL
+ bool "StarFive JH7110 PLL clock support"
+ depends on ARCH_STARFIVE || COMPILE_TEST
+ default ARCH_STARFIVE
+ help
+ Say yes here to support the PLL clock controller on the
+ StarFive JH7110 SoC.
+
+config CLK_STARFIVE_JH7110_SYS
+ bool "StarFive JH7110 system clock support"
+ depends on ARCH_STARFIVE || COMPILE_TEST
+ select AUXILIARY_BUS
+ select CLK_STARFIVE_JH71X0
+ select RESET_STARFIVE_JH7110 if RESET_CONTROLLER
+ select CLK_STARFIVE_JH7110_PLL
+ default ARCH_STARFIVE
+ help
+ Say yes here to support the system clock controller on the
+ StarFive JH7110 SoC.
+
+config CLK_STARFIVE_JH7110_AON
+ tristate "StarFive JH7110 always-on clock support"
+ depends on CLK_STARFIVE_JH7110_SYS
+ default m if ARCH_STARFIVE
+ help
+ Say yes here to support the always-on clock controller on the
+ StarFive JH7110 SoC.
+
+config CLK_STARFIVE_JH7110_STG
+ tristate "StarFive JH7110 System-Top-Group clock support"
+ depends on CLK_STARFIVE_JH7110_SYS
+ default m if ARCH_STARFIVE
+ help
+ Say yes here to support the System-Top-Group clock controller
+ on the StarFive JH7110 SoC.
+
+config CLK_STARFIVE_JH7110_ISP
+ tristate "StarFive JH7110 Image-Signal-Process clock support"
+ depends on CLK_STARFIVE_JH7110_SYS && JH71XX_PMU
+ default m if ARCH_STARFIVE
+ help
+ Say yes here to support the Image-Signal-Process clock controller
+ on the StarFive JH7110 SoC.
+
+config CLK_STARFIVE_JH7110_VOUT
+ tristate "StarFive JH7110 Video-Output clock support"
+ depends on CLK_STARFIVE_JH7110_SYS && JH71XX_PMU
+ default m if ARCH_STARFIVE
+ help
+ Say yes here to support the Video-Output clock controller
+ on the StarFive JH7110 SoC.
diff --git a/drivers/clk/starfive/Makefile b/drivers/clk/starfive/Makefile
new file mode 100644
index 000000000..199ac0f37
--- /dev/null
+++ b/drivers/clk/starfive/Makefile
@@ -0,0 +1,12 @@
+# SPDX-License-Identifier: GPL-2.0
+obj-$(CONFIG_CLK_STARFIVE_JH71X0) += clk-starfive-jh71x0.o
+
+obj-$(CONFIG_CLK_STARFIVE_JH7100) += clk-starfive-jh7100.o
+obj-$(CONFIG_CLK_STARFIVE_JH7100_AUDIO) += clk-starfive-jh7100-audio.o
+
+obj-$(CONFIG_CLK_STARFIVE_JH7110_PLL) += clk-starfive-jh7110-pll.o
+obj-$(CONFIG_CLK_STARFIVE_JH7110_SYS) += clk-starfive-jh7110-sys.o
+obj-$(CONFIG_CLK_STARFIVE_JH7110_AON) += clk-starfive-jh7110-aon.o
+obj-$(CONFIG_CLK_STARFIVE_JH7110_STG) += clk-starfive-jh7110-stg.o
+obj-$(CONFIG_CLK_STARFIVE_JH7110_ISP) += clk-starfive-jh7110-isp.o
+obj-$(CONFIG_CLK_STARFIVE_JH7110_VOUT) += clk-starfive-jh7110-vout.o
diff --git a/drivers/clk/starfive/clk-starfive-jh7100-audio.c b/drivers/clk/starfive/clk-starfive-jh7100-audio.c
new file mode 100644
index 000000000..de1cf717e
--- /dev/null
+++ b/drivers/clk/starfive/clk-starfive-jh7100-audio.c
@@ -0,0 +1,158 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * StarFive JH7100 Audio Clock Driver
+ *
+ * Copyright (C) 2021 Emil Renner Berthing <kernel@esmil.dk>
+ */
+
+#include <linux/bits.h>
+#include <linux/clk-provider.h>
+#include <linux/device.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+
+#include <dt-bindings/clock/starfive-jh7100-audio.h>
+
+#include "clk-starfive-jh71x0.h"
+
+/* external clocks */
+#define JH7100_AUDCLK_AUDIO_SRC (JH7100_AUDCLK_END + 0)
+#define JH7100_AUDCLK_AUDIO_12288 (JH7100_AUDCLK_END + 1)
+#define JH7100_AUDCLK_DOM7AHB_BUS (JH7100_AUDCLK_END + 2)
+#define JH7100_AUDCLK_I2SADC_BCLK_IOPAD (JH7100_AUDCLK_END + 3)
+#define JH7100_AUDCLK_I2SADC_LRCLK_IOPAD (JH7100_AUDCLK_END + 4)
+#define JH7100_AUDCLK_I2SDAC_BCLK_IOPAD (JH7100_AUDCLK_END + 5)
+#define JH7100_AUDCLK_I2SDAC_LRCLK_IOPAD (JH7100_AUDCLK_END + 6)
+#define JH7100_AUDCLK_VAD_INTMEM (JH7100_AUDCLK_END + 7)
+
+static const struct jh71x0_clk_data jh7100_audclk_data[] = {
+ JH71X0__GMD(JH7100_AUDCLK_ADC_MCLK, "adc_mclk", 0, 15, 2,
+ JH7100_AUDCLK_AUDIO_SRC,
+ JH7100_AUDCLK_AUDIO_12288),
+ JH71X0__GMD(JH7100_AUDCLK_I2S1_MCLK, "i2s1_mclk", 0, 15, 2,
+ JH7100_AUDCLK_AUDIO_SRC,
+ JH7100_AUDCLK_AUDIO_12288),
+ JH71X0_GATE(JH7100_AUDCLK_I2SADC_APB, "i2sadc_apb", 0, JH7100_AUDCLK_APB0_BUS),
+ JH71X0_MDIV(JH7100_AUDCLK_I2SADC_BCLK, "i2sadc_bclk", 31, 2,
+ JH7100_AUDCLK_ADC_MCLK,
+ JH7100_AUDCLK_I2SADC_BCLK_IOPAD),
+ JH71X0__INV(JH7100_AUDCLK_I2SADC_BCLK_N, "i2sadc_bclk_n", JH7100_AUDCLK_I2SADC_BCLK),
+ JH71X0_MDIV(JH7100_AUDCLK_I2SADC_LRCLK, "i2sadc_lrclk", 63, 3,
+ JH7100_AUDCLK_I2SADC_BCLK_N,
+ JH7100_AUDCLK_I2SADC_LRCLK_IOPAD,
+ JH7100_AUDCLK_I2SADC_BCLK),
+ JH71X0_GATE(JH7100_AUDCLK_PDM_APB, "pdm_apb", 0, JH7100_AUDCLK_APB0_BUS),
+ JH71X0__GMD(JH7100_AUDCLK_PDM_MCLK, "pdm_mclk", 0, 15, 2,
+ JH7100_AUDCLK_AUDIO_SRC,
+ JH7100_AUDCLK_AUDIO_12288),
+ JH71X0_GATE(JH7100_AUDCLK_I2SVAD_APB, "i2svad_apb", 0, JH7100_AUDCLK_APB0_BUS),
+ JH71X0__GMD(JH7100_AUDCLK_SPDIF, "spdif", 0, 15, 2,
+ JH7100_AUDCLK_AUDIO_SRC,
+ JH7100_AUDCLK_AUDIO_12288),
+ JH71X0_GATE(JH7100_AUDCLK_SPDIF_APB, "spdif_apb", 0, JH7100_AUDCLK_APB0_BUS),
+ JH71X0_GATE(JH7100_AUDCLK_PWMDAC_APB, "pwmdac_apb", 0, JH7100_AUDCLK_APB0_BUS),
+ JH71X0__GMD(JH7100_AUDCLK_DAC_MCLK, "dac_mclk", 0, 15, 2,
+ JH7100_AUDCLK_AUDIO_SRC,
+ JH7100_AUDCLK_AUDIO_12288),
+ JH71X0_GATE(JH7100_AUDCLK_I2SDAC_APB, "i2sdac_apb", 0, JH7100_AUDCLK_APB0_BUS),
+ JH71X0_MDIV(JH7100_AUDCLK_I2SDAC_BCLK, "i2sdac_bclk", 31, 2,
+ JH7100_AUDCLK_DAC_MCLK,
+ JH7100_AUDCLK_I2SDAC_BCLK_IOPAD),
+ JH71X0__INV(JH7100_AUDCLK_I2SDAC_BCLK_N, "i2sdac_bclk_n", JH7100_AUDCLK_I2SDAC_BCLK),
+ JH71X0_MDIV(JH7100_AUDCLK_I2SDAC_LRCLK, "i2sdac_lrclk", 31, 2,
+ JH7100_AUDCLK_I2S1_MCLK,
+ JH7100_AUDCLK_I2SDAC_BCLK_IOPAD),
+ JH71X0_GATE(JH7100_AUDCLK_I2S1_APB, "i2s1_apb", 0, JH7100_AUDCLK_APB0_BUS),
+ JH71X0_MDIV(JH7100_AUDCLK_I2S1_BCLK, "i2s1_bclk", 31, 2,
+ JH7100_AUDCLK_I2S1_MCLK,
+ JH7100_AUDCLK_I2SDAC_BCLK_IOPAD),
+ JH71X0__INV(JH7100_AUDCLK_I2S1_BCLK_N, "i2s1_bclk_n", JH7100_AUDCLK_I2S1_BCLK),
+ JH71X0_MDIV(JH7100_AUDCLK_I2S1_LRCLK, "i2s1_lrclk", 63, 3,
+ JH7100_AUDCLK_I2S1_BCLK_N,
+ JH7100_AUDCLK_I2SDAC_LRCLK_IOPAD),
+ JH71X0_GATE(JH7100_AUDCLK_I2SDAC16K_APB, "i2s1dac16k_apb", 0, JH7100_AUDCLK_APB0_BUS),
+ JH71X0__DIV(JH7100_AUDCLK_APB0_BUS, "apb0_bus", 8, JH7100_AUDCLK_DOM7AHB_BUS),
+ JH71X0_GATE(JH7100_AUDCLK_DMA1P_AHB, "dma1p_ahb", 0, JH7100_AUDCLK_DOM7AHB_BUS),
+ JH71X0_GATE(JH7100_AUDCLK_USB_APB, "usb_apb", CLK_IGNORE_UNUSED, JH7100_AUDCLK_APB_EN),
+ JH71X0_GDIV(JH7100_AUDCLK_USB_LPM, "usb_lpm", CLK_IGNORE_UNUSED, 4, JH7100_AUDCLK_USB_APB),
+ JH71X0_GDIV(JH7100_AUDCLK_USB_STB, "usb_stb", CLK_IGNORE_UNUSED, 3, JH7100_AUDCLK_USB_APB),
+ JH71X0__DIV(JH7100_AUDCLK_APB_EN, "apb_en", 8, JH7100_AUDCLK_DOM7AHB_BUS),
+ JH71X0__MUX(JH7100_AUDCLK_VAD_MEM, "vad_mem", 0, 2,
+ JH7100_AUDCLK_VAD_INTMEM,
+ JH7100_AUDCLK_AUDIO_12288),
+};
+
+static int jh7100_audclk_probe(struct platform_device *pdev)
+{
+ struct jh71x0_clk_priv *priv;
+ unsigned int idx;
+ int ret;
+
+ priv = devm_kzalloc(&pdev->dev, struct_size(priv, reg, JH7100_AUDCLK_END), GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ spin_lock_init(&priv->rmw_lock);
+ priv->num_reg = JH7100_AUDCLK_END;
+ priv->dev = &pdev->dev;
+ priv->base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(priv->base))
+ return PTR_ERR(priv->base);
+
+ for (idx = 0; idx < JH7100_AUDCLK_END; idx++) {
+ u32 max = jh7100_audclk_data[idx].max;
+ struct clk_parent_data parents[4] = {};
+ struct clk_init_data init = {
+ .name = jh7100_audclk_data[idx].name,
+ .ops = starfive_jh71x0_clk_ops(max),
+ .parent_data = parents,
+ .num_parents = ((max & JH71X0_CLK_MUX_MASK) >> JH71X0_CLK_MUX_SHIFT) + 1,
+ .flags = jh7100_audclk_data[idx].flags,
+ };
+ struct jh71x0_clk *clk = &priv->reg[idx];
+ unsigned int i;
+
+ for (i = 0; i < init.num_parents; i++) {
+ unsigned int pidx = jh7100_audclk_data[idx].parents[i];
+
+ if (pidx < JH7100_AUDCLK_END)
+ parents[i].hw = &priv->reg[pidx].hw;
+ else if (pidx == JH7100_AUDCLK_AUDIO_SRC)
+ parents[i].fw_name = "audio_src";
+ else if (pidx == JH7100_AUDCLK_AUDIO_12288)
+ parents[i].fw_name = "audio_12288";
+ else if (pidx == JH7100_AUDCLK_DOM7AHB_BUS)
+ parents[i].fw_name = "dom7ahb_bus";
+ }
+
+ clk->hw.init = &init;
+ clk->idx = idx;
+ clk->max_div = max & JH71X0_CLK_DIV_MASK;
+
+ ret = devm_clk_hw_register(priv->dev, &clk->hw);
+ if (ret)
+ return ret;
+ }
+
+ return devm_of_clk_add_hw_provider(priv->dev, jh71x0_clk_get, priv);
+}
+
+static const struct of_device_id jh7100_audclk_match[] = {
+ { .compatible = "starfive,jh7100-audclk" },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, jh7100_audclk_match);
+
+static struct platform_driver jh7100_audclk_driver = {
+ .probe = jh7100_audclk_probe,
+ .driver = {
+ .name = "clk-starfive-jh7100-audio",
+ .of_match_table = jh7100_audclk_match,
+ },
+};
+module_platform_driver(jh7100_audclk_driver);
+
+MODULE_AUTHOR("Emil Renner Berthing");
+MODULE_DESCRIPTION("StarFive JH7100 audio clock driver");
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/clk/starfive/clk-starfive-jh7100.c b/drivers/clk/starfive/clk-starfive-jh7100.c
new file mode 100644
index 000000000..761e46ed0
--- /dev/null
+++ b/drivers/clk/starfive/clk-starfive-jh7100.c
@@ -0,0 +1,368 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * StarFive JH7100 Clock Generator Driver
+ *
+ * Copyright 2021 Ahmad Fatoum, Pengutronix
+ * Copyright (C) 2021 Glider bv
+ * Copyright (C) 2021 Emil Renner Berthing <kernel@esmil.dk>
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/device.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+
+#include <dt-bindings/clock/starfive-jh7100.h>
+
+#include "clk-starfive-jh71x0.h"
+
+/* external clocks */
+#define JH7100_CLK_OSC_SYS (JH7100_CLK_END + 0)
+#define JH7100_CLK_OSC_AUD (JH7100_CLK_END + 1)
+#define JH7100_CLK_GMAC_RMII_REF (JH7100_CLK_END + 2)
+#define JH7100_CLK_GMAC_GR_MII_RX (JH7100_CLK_END + 3)
+
+static const struct jh71x0_clk_data jh7100_clk_data[] __initconst = {
+ JH71X0__MUX(JH7100_CLK_CPUNDBUS_ROOT, "cpundbus_root", 0, 4,
+ JH7100_CLK_OSC_SYS,
+ JH7100_CLK_PLL0_OUT,
+ JH7100_CLK_PLL1_OUT,
+ JH7100_CLK_PLL2_OUT),
+ JH71X0__MUX(JH7100_CLK_DLA_ROOT, "dla_root", 0, 3,
+ JH7100_CLK_OSC_SYS,
+ JH7100_CLK_PLL1_OUT,
+ JH7100_CLK_PLL2_OUT),
+ JH71X0__MUX(JH7100_CLK_DSP_ROOT, "dsp_root", 0, 4,
+ JH7100_CLK_OSC_SYS,
+ JH7100_CLK_PLL0_OUT,
+ JH7100_CLK_PLL1_OUT,
+ JH7100_CLK_PLL2_OUT),
+ JH71X0__MUX(JH7100_CLK_GMACUSB_ROOT, "gmacusb_root", 0, 3,
+ JH7100_CLK_OSC_SYS,
+ JH7100_CLK_PLL0_OUT,
+ JH7100_CLK_PLL2_OUT),
+ JH71X0__MUX(JH7100_CLK_PERH0_ROOT, "perh0_root", 0, 2,
+ JH7100_CLK_OSC_SYS,
+ JH7100_CLK_PLL0_OUT),
+ JH71X0__MUX(JH7100_CLK_PERH1_ROOT, "perh1_root", 0, 2,
+ JH7100_CLK_OSC_SYS,
+ JH7100_CLK_PLL2_OUT),
+ JH71X0__MUX(JH7100_CLK_VIN_ROOT, "vin_root", 0, 3,
+ JH7100_CLK_OSC_SYS,
+ JH7100_CLK_PLL1_OUT,
+ JH7100_CLK_PLL2_OUT),
+ JH71X0__MUX(JH7100_CLK_VOUT_ROOT, "vout_root", 0, 3,
+ JH7100_CLK_OSC_AUD,
+ JH7100_CLK_PLL0_OUT,
+ JH7100_CLK_PLL2_OUT),
+ JH71X0_GDIV(JH7100_CLK_AUDIO_ROOT, "audio_root", 0, 8, JH7100_CLK_PLL0_OUT),
+ JH71X0__MUX(JH7100_CLK_CDECHIFI4_ROOT, "cdechifi4_root", 0, 3,
+ JH7100_CLK_OSC_SYS,
+ JH7100_CLK_PLL1_OUT,
+ JH7100_CLK_PLL2_OUT),
+ JH71X0__MUX(JH7100_CLK_CDEC_ROOT, "cdec_root", 0, 3,
+ JH7100_CLK_OSC_SYS,
+ JH7100_CLK_PLL0_OUT,
+ JH7100_CLK_PLL1_OUT),
+ JH71X0__MUX(JH7100_CLK_VOUTBUS_ROOT, "voutbus_root", 0, 3,
+ JH7100_CLK_OSC_AUD,
+ JH7100_CLK_PLL0_OUT,
+ JH7100_CLK_PLL2_OUT),
+ JH71X0__DIV(JH7100_CLK_CPUNBUS_ROOT_DIV, "cpunbus_root_div", 2, JH7100_CLK_CPUNDBUS_ROOT),
+ JH71X0__DIV(JH7100_CLK_DSP_ROOT_DIV, "dsp_root_div", 4, JH7100_CLK_DSP_ROOT),
+ JH71X0__DIV(JH7100_CLK_PERH0_SRC, "perh0_src", 4, JH7100_CLK_PERH0_ROOT),
+ JH71X0__DIV(JH7100_CLK_PERH1_SRC, "perh1_src", 4, JH7100_CLK_PERH1_ROOT),
+ JH71X0_GDIV(JH7100_CLK_PLL0_TESTOUT, "pll0_testout", 0, 31, JH7100_CLK_PERH0_SRC),
+ JH71X0_GDIV(JH7100_CLK_PLL1_TESTOUT, "pll1_testout", 0, 31, JH7100_CLK_DLA_ROOT),
+ JH71X0_GDIV(JH7100_CLK_PLL2_TESTOUT, "pll2_testout", 0, 31, JH7100_CLK_PERH1_SRC),
+ JH71X0__MUX(JH7100_CLK_PLL2_REF, "pll2_refclk", 0, 2,
+ JH7100_CLK_OSC_SYS,
+ JH7100_CLK_OSC_AUD),
+ JH71X0__DIV(JH7100_CLK_CPU_CORE, "cpu_core", 8, JH7100_CLK_CPUNBUS_ROOT_DIV),
+ JH71X0__DIV(JH7100_CLK_CPU_AXI, "cpu_axi", 8, JH7100_CLK_CPU_CORE),
+ JH71X0__DIV(JH7100_CLK_AHB_BUS, "ahb_bus", 8, JH7100_CLK_CPUNBUS_ROOT_DIV),
+ JH71X0__DIV(JH7100_CLK_APB1_BUS, "apb1_bus", 8, JH7100_CLK_AHB_BUS),
+ JH71X0__DIV(JH7100_CLK_APB2_BUS, "apb2_bus", 8, JH7100_CLK_AHB_BUS),
+ JH71X0_GATE(JH7100_CLK_DOM3AHB_BUS, "dom3ahb_bus", CLK_IS_CRITICAL, JH7100_CLK_AHB_BUS),
+ JH71X0_GATE(JH7100_CLK_DOM7AHB_BUS, "dom7ahb_bus", CLK_IS_CRITICAL, JH7100_CLK_AHB_BUS),
+ JH71X0_GATE(JH7100_CLK_U74_CORE0, "u74_core0", CLK_IS_CRITICAL, JH7100_CLK_CPU_CORE),
+ JH71X0_GDIV(JH7100_CLK_U74_CORE1, "u74_core1", CLK_IS_CRITICAL, 8, JH7100_CLK_CPU_CORE),
+ JH71X0_GATE(JH7100_CLK_U74_AXI, "u74_axi", CLK_IS_CRITICAL, JH7100_CLK_CPU_AXI),
+ JH71X0_GATE(JH7100_CLK_U74RTC_TOGGLE, "u74rtc_toggle", CLK_IS_CRITICAL, JH7100_CLK_OSC_SYS),
+ JH71X0_GATE(JH7100_CLK_SGDMA2P_AXI, "sgdma2p_axi", 0, JH7100_CLK_CPU_AXI),
+ JH71X0_GATE(JH7100_CLK_DMA2PNOC_AXI, "dma2pnoc_axi", 0, JH7100_CLK_CPU_AXI),
+ JH71X0_GATE(JH7100_CLK_SGDMA2P_AHB, "sgdma2p_ahb", 0, JH7100_CLK_AHB_BUS),
+ JH71X0__DIV(JH7100_CLK_DLA_BUS, "dla_bus", 4, JH7100_CLK_DLA_ROOT),
+ JH71X0_GATE(JH7100_CLK_DLA_AXI, "dla_axi", 0, JH7100_CLK_DLA_BUS),
+ JH71X0_GATE(JH7100_CLK_DLANOC_AXI, "dlanoc_axi", 0, JH7100_CLK_DLA_BUS),
+ JH71X0_GATE(JH7100_CLK_DLA_APB, "dla_apb", 0, JH7100_CLK_APB1_BUS),
+ JH71X0_GDIV(JH7100_CLK_VP6_CORE, "vp6_core", 0, 4, JH7100_CLK_DSP_ROOT_DIV),
+ JH71X0__DIV(JH7100_CLK_VP6BUS_SRC, "vp6bus_src", 4, JH7100_CLK_DSP_ROOT),
+ JH71X0_GDIV(JH7100_CLK_VP6_AXI, "vp6_axi", 0, 4, JH7100_CLK_VP6BUS_SRC),
+ JH71X0__DIV(JH7100_CLK_VCDECBUS_SRC, "vcdecbus_src", 4, JH7100_CLK_CDECHIFI4_ROOT),
+ JH71X0__DIV(JH7100_CLK_VDEC_BUS, "vdec_bus", 8, JH7100_CLK_VCDECBUS_SRC),
+ JH71X0_GATE(JH7100_CLK_VDEC_AXI, "vdec_axi", 0, JH7100_CLK_VDEC_BUS),
+ JH71X0_GATE(JH7100_CLK_VDECBRG_MAIN, "vdecbrg_mainclk", 0, JH7100_CLK_VDEC_BUS),
+ JH71X0_GDIV(JH7100_CLK_VDEC_BCLK, "vdec_bclk", 0, 8, JH7100_CLK_VCDECBUS_SRC),
+ JH71X0_GDIV(JH7100_CLK_VDEC_CCLK, "vdec_cclk", 0, 8, JH7100_CLK_CDEC_ROOT),
+ JH71X0_GATE(JH7100_CLK_VDEC_APB, "vdec_apb", 0, JH7100_CLK_APB1_BUS),
+ JH71X0_GDIV(JH7100_CLK_JPEG_AXI, "jpeg_axi", 0, 8, JH7100_CLK_CPUNBUS_ROOT_DIV),
+ JH71X0_GDIV(JH7100_CLK_JPEG_CCLK, "jpeg_cclk", 0, 8, JH7100_CLK_CPUNBUS_ROOT_DIV),
+ JH71X0_GATE(JH7100_CLK_JPEG_APB, "jpeg_apb", 0, JH7100_CLK_APB1_BUS),
+ JH71X0_GDIV(JH7100_CLK_GC300_2X, "gc300_2x", 0, 8, JH7100_CLK_CDECHIFI4_ROOT),
+ JH71X0_GATE(JH7100_CLK_GC300_AHB, "gc300_ahb", 0, JH7100_CLK_AHB_BUS),
+ JH71X0__DIV(JH7100_CLK_JPCGC300_AXIBUS, "jpcgc300_axibus", 8, JH7100_CLK_VCDECBUS_SRC),
+ JH71X0_GATE(JH7100_CLK_GC300_AXI, "gc300_axi", 0, JH7100_CLK_JPCGC300_AXIBUS),
+ JH71X0_GATE(JH7100_CLK_JPCGC300_MAIN, "jpcgc300_mainclk", 0, JH7100_CLK_JPCGC300_AXIBUS),
+ JH71X0__DIV(JH7100_CLK_VENC_BUS, "venc_bus", 8, JH7100_CLK_VCDECBUS_SRC),
+ JH71X0_GATE(JH7100_CLK_VENC_AXI, "venc_axi", 0, JH7100_CLK_VENC_BUS),
+ JH71X0_GATE(JH7100_CLK_VENCBRG_MAIN, "vencbrg_mainclk", 0, JH7100_CLK_VENC_BUS),
+ JH71X0_GDIV(JH7100_CLK_VENC_BCLK, "venc_bclk", 0, 8, JH7100_CLK_VCDECBUS_SRC),
+ JH71X0_GDIV(JH7100_CLK_VENC_CCLK, "venc_cclk", 0, 8, JH7100_CLK_CDEC_ROOT),
+ JH71X0_GATE(JH7100_CLK_VENC_APB, "venc_apb", 0, JH7100_CLK_APB1_BUS),
+ JH71X0_GDIV(JH7100_CLK_DDRPLL_DIV2, "ddrpll_div2", CLK_IS_CRITICAL, 2, JH7100_CLK_PLL1_OUT),
+ JH71X0_GDIV(JH7100_CLK_DDRPLL_DIV4, "ddrpll_div4", CLK_IS_CRITICAL, 2,
+ JH7100_CLK_DDRPLL_DIV2),
+ JH71X0_GDIV(JH7100_CLK_DDRPLL_DIV8, "ddrpll_div8", CLK_IS_CRITICAL, 2,
+ JH7100_CLK_DDRPLL_DIV4),
+ JH71X0_GDIV(JH7100_CLK_DDROSC_DIV2, "ddrosc_div2", CLK_IS_CRITICAL, 2, JH7100_CLK_OSC_SYS),
+ JH71X0_GMUX(JH7100_CLK_DDRC0, "ddrc0", CLK_IS_CRITICAL, 4,
+ JH7100_CLK_DDROSC_DIV2,
+ JH7100_CLK_DDRPLL_DIV2,
+ JH7100_CLK_DDRPLL_DIV4,
+ JH7100_CLK_DDRPLL_DIV8),
+ JH71X0_GMUX(JH7100_CLK_DDRC1, "ddrc1", CLK_IS_CRITICAL, 4,
+ JH7100_CLK_DDROSC_DIV2,
+ JH7100_CLK_DDRPLL_DIV2,
+ JH7100_CLK_DDRPLL_DIV4,
+ JH7100_CLK_DDRPLL_DIV8),
+ JH71X0_GATE(JH7100_CLK_DDRPHY_APB, "ddrphy_apb", 0, JH7100_CLK_APB1_BUS),
+ JH71X0__DIV(JH7100_CLK_NOC_ROB, "noc_rob", 8, JH7100_CLK_CPUNBUS_ROOT_DIV),
+ JH71X0__DIV(JH7100_CLK_NOC_COG, "noc_cog", 8, JH7100_CLK_DLA_ROOT),
+ JH71X0_GATE(JH7100_CLK_NNE_AHB, "nne_ahb", 0, JH7100_CLK_AHB_BUS),
+ JH71X0__DIV(JH7100_CLK_NNEBUS_SRC1, "nnebus_src1", 4, JH7100_CLK_DSP_ROOT),
+ JH71X0__MUX(JH7100_CLK_NNE_BUS, "nne_bus", 0, 2,
+ JH7100_CLK_CPU_AXI,
+ JH7100_CLK_NNEBUS_SRC1),
+ JH71X0_GATE(JH7100_CLK_NNE_AXI, "nne_axi", 0, JH7100_CLK_NNE_BUS),
+ JH71X0_GATE(JH7100_CLK_NNENOC_AXI, "nnenoc_axi", 0, JH7100_CLK_NNE_BUS),
+ JH71X0_GATE(JH7100_CLK_DLASLV_AXI, "dlaslv_axi", 0, JH7100_CLK_NNE_BUS),
+ JH71X0_GATE(JH7100_CLK_DSPX2C_AXI, "dspx2c_axi", CLK_IS_CRITICAL, JH7100_CLK_NNE_BUS),
+ JH71X0__DIV(JH7100_CLK_HIFI4_SRC, "hifi4_src", 4, JH7100_CLK_CDECHIFI4_ROOT),
+ JH71X0__DIV(JH7100_CLK_HIFI4_COREFREE, "hifi4_corefree", 8, JH7100_CLK_HIFI4_SRC),
+ JH71X0_GATE(JH7100_CLK_HIFI4_CORE, "hifi4_core", 0, JH7100_CLK_HIFI4_COREFREE),
+ JH71X0__DIV(JH7100_CLK_HIFI4_BUS, "hifi4_bus", 8, JH7100_CLK_HIFI4_COREFREE),
+ JH71X0_GATE(JH7100_CLK_HIFI4_AXI, "hifi4_axi", 0, JH7100_CLK_HIFI4_BUS),
+ JH71X0_GATE(JH7100_CLK_HIFI4NOC_AXI, "hifi4noc_axi", 0, JH7100_CLK_HIFI4_BUS),
+ JH71X0__DIV(JH7100_CLK_SGDMA1P_BUS, "sgdma1p_bus", 8, JH7100_CLK_CPUNBUS_ROOT_DIV),
+ JH71X0_GATE(JH7100_CLK_SGDMA1P_AXI, "sgdma1p_axi", 0, JH7100_CLK_SGDMA1P_BUS),
+ JH71X0_GATE(JH7100_CLK_DMA1P_AXI, "dma1p_axi", 0, JH7100_CLK_SGDMA1P_BUS),
+ JH71X0_GDIV(JH7100_CLK_X2C_AXI, "x2c_axi", CLK_IS_CRITICAL, 8, JH7100_CLK_CPUNBUS_ROOT_DIV),
+ JH71X0__DIV(JH7100_CLK_USB_BUS, "usb_bus", 8, JH7100_CLK_CPUNBUS_ROOT_DIV),
+ JH71X0_GATE(JH7100_CLK_USB_AXI, "usb_axi", 0, JH7100_CLK_USB_BUS),
+ JH71X0_GATE(JH7100_CLK_USBNOC_AXI, "usbnoc_axi", 0, JH7100_CLK_USB_BUS),
+ JH71X0__DIV(JH7100_CLK_USBPHY_ROOTDIV, "usbphy_rootdiv", 4, JH7100_CLK_GMACUSB_ROOT),
+ JH71X0_GDIV(JH7100_CLK_USBPHY_125M, "usbphy_125m", 0, 8, JH7100_CLK_USBPHY_ROOTDIV),
+ JH71X0_GDIV(JH7100_CLK_USBPHY_PLLDIV25M, "usbphy_plldiv25m", 0, 32,
+ JH7100_CLK_USBPHY_ROOTDIV),
+ JH71X0__MUX(JH7100_CLK_USBPHY_25M, "usbphy_25m", 0, 2,
+ JH7100_CLK_OSC_SYS,
+ JH7100_CLK_USBPHY_PLLDIV25M),
+ JH71X0_FDIV(JH7100_CLK_AUDIO_DIV, "audio_div", JH7100_CLK_AUDIO_ROOT),
+ JH71X0_GATE(JH7100_CLK_AUDIO_SRC, "audio_src", 0, JH7100_CLK_AUDIO_DIV),
+ JH71X0_GATE(JH7100_CLK_AUDIO_12288, "audio_12288", 0, JH7100_CLK_OSC_AUD),
+ JH71X0_GDIV(JH7100_CLK_VIN_SRC, "vin_src", 0, 4, JH7100_CLK_VIN_ROOT),
+ JH71X0__DIV(JH7100_CLK_ISP0_BUS, "isp0_bus", 8, JH7100_CLK_VIN_SRC),
+ JH71X0_GATE(JH7100_CLK_ISP0_AXI, "isp0_axi", 0, JH7100_CLK_ISP0_BUS),
+ JH71X0_GATE(JH7100_CLK_ISP0NOC_AXI, "isp0noc_axi", 0, JH7100_CLK_ISP0_BUS),
+ JH71X0_GATE(JH7100_CLK_ISPSLV_AXI, "ispslv_axi", 0, JH7100_CLK_ISP0_BUS),
+ JH71X0__DIV(JH7100_CLK_ISP1_BUS, "isp1_bus", 8, JH7100_CLK_VIN_SRC),
+ JH71X0_GATE(JH7100_CLK_ISP1_AXI, "isp1_axi", 0, JH7100_CLK_ISP1_BUS),
+ JH71X0_GATE(JH7100_CLK_ISP1NOC_AXI, "isp1noc_axi", 0, JH7100_CLK_ISP1_BUS),
+ JH71X0__DIV(JH7100_CLK_VIN_BUS, "vin_bus", 8, JH7100_CLK_VIN_SRC),
+ JH71X0_GATE(JH7100_CLK_VIN_AXI, "vin_axi", 0, JH7100_CLK_VIN_BUS),
+ JH71X0_GATE(JH7100_CLK_VINNOC_AXI, "vinnoc_axi", 0, JH7100_CLK_VIN_BUS),
+ JH71X0_GDIV(JH7100_CLK_VOUT_SRC, "vout_src", 0, 4, JH7100_CLK_VOUT_ROOT),
+ JH71X0__DIV(JH7100_CLK_DISPBUS_SRC, "dispbus_src", 4, JH7100_CLK_VOUTBUS_ROOT),
+ JH71X0__DIV(JH7100_CLK_DISP_BUS, "disp_bus", 4, JH7100_CLK_DISPBUS_SRC),
+ JH71X0_GATE(JH7100_CLK_DISP_AXI, "disp_axi", 0, JH7100_CLK_DISP_BUS),
+ JH71X0_GATE(JH7100_CLK_DISPNOC_AXI, "dispnoc_axi", 0, JH7100_CLK_DISP_BUS),
+ JH71X0_GATE(JH7100_CLK_SDIO0_AHB, "sdio0_ahb", 0, JH7100_CLK_AHB_BUS),
+ JH71X0_GDIV(JH7100_CLK_SDIO0_CCLKINT, "sdio0_cclkint", 0, 24, JH7100_CLK_PERH0_SRC),
+ JH71X0__INV(JH7100_CLK_SDIO0_CCLKINT_INV, "sdio0_cclkint_inv", JH7100_CLK_SDIO0_CCLKINT),
+ JH71X0_GATE(JH7100_CLK_SDIO1_AHB, "sdio1_ahb", 0, JH7100_CLK_AHB_BUS),
+ JH71X0_GDIV(JH7100_CLK_SDIO1_CCLKINT, "sdio1_cclkint", 0, 24, JH7100_CLK_PERH1_SRC),
+ JH71X0__INV(JH7100_CLK_SDIO1_CCLKINT_INV, "sdio1_cclkint_inv", JH7100_CLK_SDIO1_CCLKINT),
+ JH71X0_GATE(JH7100_CLK_GMAC_AHB, "gmac_ahb", 0, JH7100_CLK_AHB_BUS),
+ JH71X0__DIV(JH7100_CLK_GMAC_ROOT_DIV, "gmac_root_div", 8, JH7100_CLK_GMACUSB_ROOT),
+ JH71X0_GDIV(JH7100_CLK_GMAC_PTP_REF, "gmac_ptp_refclk", 0, 31, JH7100_CLK_GMAC_ROOT_DIV),
+ JH71X0_GDIV(JH7100_CLK_GMAC_GTX, "gmac_gtxclk", 0, 255, JH7100_CLK_GMAC_ROOT_DIV),
+ JH71X0_GDIV(JH7100_CLK_GMAC_RMII_TX, "gmac_rmii_txclk", 0, 8, JH7100_CLK_GMAC_RMII_REF),
+ JH71X0_GDIV(JH7100_CLK_GMAC_RMII_RX, "gmac_rmii_rxclk", 0, 8, JH7100_CLK_GMAC_RMII_REF),
+ JH71X0__MUX(JH7100_CLK_GMAC_TX, "gmac_tx", CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT, 3,
+ JH7100_CLK_GMAC_GTX,
+ JH7100_CLK_GMAC_TX_INV,
+ JH7100_CLK_GMAC_RMII_TX),
+ JH71X0__INV(JH7100_CLK_GMAC_TX_INV, "gmac_tx_inv", JH7100_CLK_GMAC_TX),
+ JH71X0__MUX(JH7100_CLK_GMAC_RX_PRE, "gmac_rx_pre", 0, 2,
+ JH7100_CLK_GMAC_GR_MII_RX,
+ JH7100_CLK_GMAC_RMII_RX),
+ JH71X0__INV(JH7100_CLK_GMAC_RX_INV, "gmac_rx_inv", JH7100_CLK_GMAC_RX_PRE),
+ JH71X0_GATE(JH7100_CLK_GMAC_RMII, "gmac_rmii", 0, JH7100_CLK_GMAC_RMII_REF),
+ JH71X0_GDIV(JH7100_CLK_GMAC_TOPHYREF, "gmac_tophyref", 0, 127, JH7100_CLK_GMAC_ROOT_DIV),
+ JH71X0_GATE(JH7100_CLK_SPI2AHB_AHB, "spi2ahb_ahb", 0, JH7100_CLK_AHB_BUS),
+ JH71X0_GDIV(JH7100_CLK_SPI2AHB_CORE, "spi2ahb_core", 0, 31, JH7100_CLK_PERH0_SRC),
+ JH71X0_GATE(JH7100_CLK_EZMASTER_AHB, "ezmaster_ahb", 0, JH7100_CLK_AHB_BUS),
+ JH71X0_GATE(JH7100_CLK_E24_AHB, "e24_ahb", 0, JH7100_CLK_AHB_BUS),
+ JH71X0_GATE(JH7100_CLK_E24RTC_TOGGLE, "e24rtc_toggle", 0, JH7100_CLK_OSC_SYS),
+ JH71X0_GATE(JH7100_CLK_QSPI_AHB, "qspi_ahb", 0, JH7100_CLK_AHB_BUS),
+ JH71X0_GATE(JH7100_CLK_QSPI_APB, "qspi_apb", 0, JH7100_CLK_APB1_BUS),
+ JH71X0_GDIV(JH7100_CLK_QSPI_REF, "qspi_refclk", 0, 31, JH7100_CLK_PERH0_SRC),
+ JH71X0_GATE(JH7100_CLK_SEC_AHB, "sec_ahb", 0, JH7100_CLK_AHB_BUS),
+ JH71X0_GATE(JH7100_CLK_AES, "aes_clk", 0, JH7100_CLK_SEC_AHB),
+ JH71X0_GATE(JH7100_CLK_SHA, "sha_clk", 0, JH7100_CLK_SEC_AHB),
+ JH71X0_GATE(JH7100_CLK_PKA, "pka_clk", 0, JH7100_CLK_SEC_AHB),
+ JH71X0_GATE(JH7100_CLK_TRNG_APB, "trng_apb", 0, JH7100_CLK_APB1_BUS),
+ JH71X0_GATE(JH7100_CLK_OTP_APB, "otp_apb", 0, JH7100_CLK_APB1_BUS),
+ JH71X0_GATE(JH7100_CLK_UART0_APB, "uart0_apb", 0, JH7100_CLK_APB1_BUS),
+ JH71X0_GDIV(JH7100_CLK_UART0_CORE, "uart0_core", 0, 63, JH7100_CLK_PERH1_SRC),
+ JH71X0_GATE(JH7100_CLK_UART1_APB, "uart1_apb", 0, JH7100_CLK_APB1_BUS),
+ JH71X0_GDIV(JH7100_CLK_UART1_CORE, "uart1_core", 0, 63, JH7100_CLK_PERH1_SRC),
+ JH71X0_GATE(JH7100_CLK_SPI0_APB, "spi0_apb", 0, JH7100_CLK_APB1_BUS),
+ JH71X0_GDIV(JH7100_CLK_SPI0_CORE, "spi0_core", 0, 63, JH7100_CLK_PERH1_SRC),
+ JH71X0_GATE(JH7100_CLK_SPI1_APB, "spi1_apb", 0, JH7100_CLK_APB1_BUS),
+ JH71X0_GDIV(JH7100_CLK_SPI1_CORE, "spi1_core", 0, 63, JH7100_CLK_PERH1_SRC),
+ JH71X0_GATE(JH7100_CLK_I2C0_APB, "i2c0_apb", 0, JH7100_CLK_APB1_BUS),
+ JH71X0_GDIV(JH7100_CLK_I2C0_CORE, "i2c0_core", 0, 63, JH7100_CLK_PERH1_SRC),
+ JH71X0_GATE(JH7100_CLK_I2C1_APB, "i2c1_apb", 0, JH7100_CLK_APB1_BUS),
+ JH71X0_GDIV(JH7100_CLK_I2C1_CORE, "i2c1_core", 0, 63, JH7100_CLK_PERH1_SRC),
+ JH71X0_GATE(JH7100_CLK_GPIO_APB, "gpio_apb", 0, JH7100_CLK_APB1_BUS),
+ JH71X0_GATE(JH7100_CLK_UART2_APB, "uart2_apb", 0, JH7100_CLK_APB2_BUS),
+ JH71X0_GDIV(JH7100_CLK_UART2_CORE, "uart2_core", 0, 63, JH7100_CLK_PERH0_SRC),
+ JH71X0_GATE(JH7100_CLK_UART3_APB, "uart3_apb", 0, JH7100_CLK_APB2_BUS),
+ JH71X0_GDIV(JH7100_CLK_UART3_CORE, "uart3_core", 0, 63, JH7100_CLK_PERH0_SRC),
+ JH71X0_GATE(JH7100_CLK_SPI2_APB, "spi2_apb", 0, JH7100_CLK_APB2_BUS),
+ JH71X0_GDIV(JH7100_CLK_SPI2_CORE, "spi2_core", 0, 63, JH7100_CLK_PERH0_SRC),
+ JH71X0_GATE(JH7100_CLK_SPI3_APB, "spi3_apb", 0, JH7100_CLK_APB2_BUS),
+ JH71X0_GDIV(JH7100_CLK_SPI3_CORE, "spi3_core", 0, 63, JH7100_CLK_PERH0_SRC),
+ JH71X0_GATE(JH7100_CLK_I2C2_APB, "i2c2_apb", 0, JH7100_CLK_APB2_BUS),
+ JH71X0_GDIV(JH7100_CLK_I2C2_CORE, "i2c2_core", 0, 63, JH7100_CLK_PERH0_SRC),
+ JH71X0_GATE(JH7100_CLK_I2C3_APB, "i2c3_apb", 0, JH7100_CLK_APB2_BUS),
+ JH71X0_GDIV(JH7100_CLK_I2C3_CORE, "i2c3_core", 0, 63, JH7100_CLK_PERH0_SRC),
+ JH71X0_GATE(JH7100_CLK_WDTIMER_APB, "wdtimer_apb", 0, JH7100_CLK_APB2_BUS),
+ JH71X0_GDIV(JH7100_CLK_WDT_CORE, "wdt_coreclk", 0, 63, JH7100_CLK_PERH0_SRC),
+ JH71X0_GDIV(JH7100_CLK_TIMER0_CORE, "timer0_coreclk", 0, 63, JH7100_CLK_PERH0_SRC),
+ JH71X0_GDIV(JH7100_CLK_TIMER1_CORE, "timer1_coreclk", 0, 63, JH7100_CLK_PERH0_SRC),
+ JH71X0_GDIV(JH7100_CLK_TIMER2_CORE, "timer2_coreclk", 0, 63, JH7100_CLK_PERH0_SRC),
+ JH71X0_GDIV(JH7100_CLK_TIMER3_CORE, "timer3_coreclk", 0, 63, JH7100_CLK_PERH0_SRC),
+ JH71X0_GDIV(JH7100_CLK_TIMER4_CORE, "timer4_coreclk", 0, 63, JH7100_CLK_PERH0_SRC),
+ JH71X0_GDIV(JH7100_CLK_TIMER5_CORE, "timer5_coreclk", 0, 63, JH7100_CLK_PERH0_SRC),
+ JH71X0_GDIV(JH7100_CLK_TIMER6_CORE, "timer6_coreclk", 0, 63, JH7100_CLK_PERH0_SRC),
+ JH71X0_GATE(JH7100_CLK_VP6INTC_APB, "vp6intc_apb", 0, JH7100_CLK_APB2_BUS),
+ JH71X0_GATE(JH7100_CLK_PWM_APB, "pwm_apb", 0, JH7100_CLK_APB2_BUS),
+ JH71X0_GATE(JH7100_CLK_MSI_APB, "msi_apb", 0, JH7100_CLK_APB2_BUS),
+ JH71X0_GATE(JH7100_CLK_TEMP_APB, "temp_apb", 0, JH7100_CLK_APB2_BUS),
+ JH71X0_GDIV(JH7100_CLK_TEMP_SENSE, "temp_sense", 0, 31, JH7100_CLK_OSC_SYS),
+ JH71X0_GATE(JH7100_CLK_SYSERR_APB, "syserr_apb", 0, JH7100_CLK_APB2_BUS),
+};
+
+static struct clk_hw *jh7100_clk_get(struct of_phandle_args *clkspec, void *data)
+{
+ struct jh71x0_clk_priv *priv = data;
+ unsigned int idx = clkspec->args[0];
+
+ if (idx < JH7100_CLK_PLL0_OUT)
+ return &priv->reg[idx].hw;
+
+ if (idx < JH7100_CLK_END)
+ return priv->pll[idx - JH7100_CLK_PLL0_OUT];
+
+ return ERR_PTR(-EINVAL);
+}
+
+static int __init clk_starfive_jh7100_probe(struct platform_device *pdev)
+{
+ struct jh71x0_clk_priv *priv;
+ unsigned int idx;
+ int ret;
+
+ priv = devm_kzalloc(&pdev->dev, struct_size(priv, reg, JH7100_CLK_PLL0_OUT), GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ spin_lock_init(&priv->rmw_lock);
+ priv->dev = &pdev->dev;
+ priv->base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(priv->base))
+ return PTR_ERR(priv->base);
+
+ priv->pll[0] = devm_clk_hw_register_fixed_factor(priv->dev, "pll0_out",
+ "osc_sys", 0, 40, 1);
+ if (IS_ERR(priv->pll[0]))
+ return PTR_ERR(priv->pll[0]);
+
+ priv->pll[1] = devm_clk_hw_register_fixed_factor(priv->dev, "pll1_out",
+ "osc_sys", 0, 64, 1);
+ if (IS_ERR(priv->pll[1]))
+ return PTR_ERR(priv->pll[1]);
+
+ priv->pll[2] = devm_clk_hw_register_fixed_factor(priv->dev, "pll2_out",
+ "pll2_refclk", 0, 55, 1);
+ if (IS_ERR(priv->pll[2]))
+ return PTR_ERR(priv->pll[2]);
+
+ for (idx = 0; idx < JH7100_CLK_PLL0_OUT; idx++) {
+ u32 max = jh7100_clk_data[idx].max;
+ struct clk_parent_data parents[4] = {};
+ struct clk_init_data init = {
+ .name = jh7100_clk_data[idx].name,
+ .ops = starfive_jh71x0_clk_ops(max),
+ .parent_data = parents,
+ .num_parents = ((max & JH71X0_CLK_MUX_MASK) >> JH71X0_CLK_MUX_SHIFT) + 1,
+ .flags = jh7100_clk_data[idx].flags,
+ };
+ struct jh71x0_clk *clk = &priv->reg[idx];
+ unsigned int i;
+
+ for (i = 0; i < init.num_parents; i++) {
+ unsigned int pidx = jh7100_clk_data[idx].parents[i];
+
+ if (pidx < JH7100_CLK_PLL0_OUT)
+ parents[i].hw = &priv->reg[pidx].hw;
+ else if (pidx < JH7100_CLK_END)
+ parents[i].hw = priv->pll[pidx - JH7100_CLK_PLL0_OUT];
+ else if (pidx == JH7100_CLK_OSC_SYS)
+ parents[i].fw_name = "osc_sys";
+ else if (pidx == JH7100_CLK_OSC_AUD)
+ parents[i].fw_name = "osc_aud";
+ else if (pidx == JH7100_CLK_GMAC_RMII_REF)
+ parents[i].fw_name = "gmac_rmii_ref";
+ else if (pidx == JH7100_CLK_GMAC_GR_MII_RX)
+ parents[i].fw_name = "gmac_gr_mii_rxclk";
+ }
+
+ clk->hw.init = &init;
+ clk->idx = idx;
+ clk->max_div = max & JH71X0_CLK_DIV_MASK;
+
+ ret = devm_clk_hw_register(priv->dev, &clk->hw);
+ if (ret)
+ return ret;
+ }
+
+ return devm_of_clk_add_hw_provider(priv->dev, jh7100_clk_get, priv);
+}
+
+static const struct of_device_id clk_starfive_jh7100_match[] = {
+ { .compatible = "starfive,jh7100-clkgen" },
+ { /* sentinel */ }
+};
+
+static struct platform_driver clk_starfive_jh7100_driver = {
+ .driver = {
+ .name = "clk-starfive-jh7100",
+ .of_match_table = clk_starfive_jh7100_match,
+ .suppress_bind_attrs = true,
+ },
+};
+builtin_platform_driver_probe(clk_starfive_jh7100_driver, clk_starfive_jh7100_probe);
diff --git a/drivers/clk/starfive/clk-starfive-jh7110-aon.c b/drivers/clk/starfive/clk-starfive-jh7110-aon.c
new file mode 100644
index 000000000..6f67587f4
--- /dev/null
+++ b/drivers/clk/starfive/clk-starfive-jh7110-aon.c
@@ -0,0 +1,144 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * StarFive JH7110 Always-On Clock Driver
+ *
+ * Copyright (C) 2022 Emil Renner Berthing <kernel@esmil.dk>
+ * Copyright (C) 2022 StarFive Technology Co., Ltd.
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+
+#include <dt-bindings/clock/starfive,jh7110-crg.h>
+
+#include "clk-starfive-jh7110.h"
+
+/* external clocks */
+#define JH7110_AONCLK_OSC (JH7110_AONCLK_END + 0)
+#define JH7110_AONCLK_GMAC0_RMII_REFIN (JH7110_AONCLK_END + 1)
+#define JH7110_AONCLK_GMAC0_RGMII_RXIN (JH7110_AONCLK_END + 2)
+#define JH7110_AONCLK_STG_AXIAHB (JH7110_AONCLK_END + 3)
+#define JH7110_AONCLK_APB_BUS (JH7110_AONCLK_END + 4)
+#define JH7110_AONCLK_GMAC0_GTXCLK (JH7110_AONCLK_END + 5)
+#define JH7110_AONCLK_RTC_OSC (JH7110_AONCLK_END + 6)
+
+static const struct jh71x0_clk_data jh7110_aonclk_data[] = {
+ /* source */
+ JH71X0__DIV(JH7110_AONCLK_OSC_DIV4, "osc_div4", 4, JH7110_AONCLK_OSC),
+ JH71X0__MUX(JH7110_AONCLK_APB_FUNC, "apb_func", 0, 2,
+ JH7110_AONCLK_OSC_DIV4,
+ JH7110_AONCLK_OSC),
+ /* gmac0 */
+ JH71X0_GATE(JH7110_AONCLK_GMAC0_AHB, "gmac0_ahb", 0, JH7110_AONCLK_STG_AXIAHB),
+ JH71X0_GATE(JH7110_AONCLK_GMAC0_AXI, "gmac0_axi", 0, JH7110_AONCLK_STG_AXIAHB),
+ JH71X0__DIV(JH7110_AONCLK_GMAC0_RMII_RTX, "gmac0_rmii_rtx", 30,
+ JH7110_AONCLK_GMAC0_RMII_REFIN),
+ JH71X0_GMUX(JH7110_AONCLK_GMAC0_TX, "gmac0_tx",
+ CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT, 2,
+ JH7110_AONCLK_GMAC0_GTXCLK,
+ JH7110_AONCLK_GMAC0_RMII_RTX),
+ JH71X0__INV(JH7110_AONCLK_GMAC0_TX_INV, "gmac0_tx_inv", JH7110_AONCLK_GMAC0_TX),
+ JH71X0__MUX(JH7110_AONCLK_GMAC0_RX, "gmac0_rx", 0, 2,
+ JH7110_AONCLK_GMAC0_RGMII_RXIN,
+ JH7110_AONCLK_GMAC0_RMII_RTX),
+ JH71X0__INV(JH7110_AONCLK_GMAC0_RX_INV, "gmac0_rx_inv", JH7110_AONCLK_GMAC0_RX),
+ /* otpc */
+ JH71X0_GATE(JH7110_AONCLK_OTPC_APB, "otpc_apb", 0, JH7110_AONCLK_APB_BUS),
+ /* rtc */
+ JH71X0_GATE(JH7110_AONCLK_RTC_APB, "rtc_apb", 0, JH7110_AONCLK_APB_BUS),
+ JH71X0__DIV(JH7110_AONCLK_RTC_INTERNAL, "rtc_internal", 1022, JH7110_AONCLK_OSC),
+ JH71X0__MUX(JH7110_AONCLK_RTC_32K, "rtc_32k", 0, 2,
+ JH7110_AONCLK_RTC_OSC,
+ JH7110_AONCLK_RTC_INTERNAL),
+ JH71X0_GATE(JH7110_AONCLK_RTC_CAL, "rtc_cal", 0, JH7110_AONCLK_OSC),
+};
+
+static int jh7110_aoncrg_probe(struct platform_device *pdev)
+{
+ struct jh71x0_clk_priv *priv;
+ unsigned int idx;
+ int ret;
+
+ priv = devm_kzalloc(&pdev->dev,
+ struct_size(priv, reg, JH7110_AONCLK_END),
+ GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ spin_lock_init(&priv->rmw_lock);
+ priv->num_reg = JH7110_AONCLK_END;
+ priv->dev = &pdev->dev;
+ priv->base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(priv->base))
+ return PTR_ERR(priv->base);
+
+ for (idx = 0; idx < JH7110_AONCLK_END; idx++) {
+ u32 max = jh7110_aonclk_data[idx].max;
+ struct clk_parent_data parents[4] = {};
+ struct clk_init_data init = {
+ .name = jh7110_aonclk_data[idx].name,
+ .ops = starfive_jh71x0_clk_ops(max),
+ .parent_data = parents,
+ .num_parents =
+ ((max & JH71X0_CLK_MUX_MASK) >> JH71X0_CLK_MUX_SHIFT) + 1,
+ .flags = jh7110_aonclk_data[idx].flags,
+ };
+ struct jh71x0_clk *clk = &priv->reg[idx];
+ unsigned int i;
+
+ for (i = 0; i < init.num_parents; i++) {
+ unsigned int pidx = jh7110_aonclk_data[idx].parents[i];
+
+ if (pidx < JH7110_AONCLK_END)
+ parents[i].hw = &priv->reg[pidx].hw;
+ else if (pidx == JH7110_AONCLK_OSC)
+ parents[i].fw_name = "osc";
+ else if (pidx == JH7110_AONCLK_GMAC0_RMII_REFIN)
+ parents[i].fw_name = "gmac0_rmii_refin";
+ else if (pidx == JH7110_AONCLK_GMAC0_RGMII_RXIN)
+ parents[i].fw_name = "gmac0_rgmii_rxin";
+ else if (pidx == JH7110_AONCLK_STG_AXIAHB)
+ parents[i].fw_name = "stg_axiahb";
+ else if (pidx == JH7110_AONCLK_APB_BUS)
+ parents[i].fw_name = "apb_bus";
+ else if (pidx == JH7110_AONCLK_GMAC0_GTXCLK)
+ parents[i].fw_name = "gmac0_gtxclk";
+ else if (pidx == JH7110_AONCLK_RTC_OSC)
+ parents[i].fw_name = "rtc_osc";
+ }
+
+ clk->hw.init = &init;
+ clk->idx = idx;
+ clk->max_div = max & JH71X0_CLK_DIV_MASK;
+
+ ret = devm_clk_hw_register(&pdev->dev, &clk->hw);
+ if (ret)
+ return ret;
+ }
+
+ ret = devm_of_clk_add_hw_provider(&pdev->dev, jh71x0_clk_get, priv);
+ if (ret)
+ return ret;
+
+ return jh7110_reset_controller_register(priv, "rst-aon", 1);
+}
+
+static const struct of_device_id jh7110_aoncrg_match[] = {
+ { .compatible = "starfive,jh7110-aoncrg" },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, jh7110_aoncrg_match);
+
+static struct platform_driver jh7110_aoncrg_driver = {
+ .probe = jh7110_aoncrg_probe,
+ .driver = {
+ .name = "clk-starfive-jh7110-aon",
+ .of_match_table = jh7110_aoncrg_match,
+ },
+};
+module_platform_driver(jh7110_aoncrg_driver);
+
+MODULE_AUTHOR("Emil Renner Berthing");
+MODULE_DESCRIPTION("StarFive JH7110 always-on clock driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/starfive/clk-starfive-jh7110-isp.c b/drivers/clk/starfive/clk-starfive-jh7110-isp.c
new file mode 100644
index 000000000..f3fa069db
--- /dev/null
+++ b/drivers/clk/starfive/clk-starfive-jh7110-isp.c
@@ -0,0 +1,220 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * StarFive JH7110 Image-Signal-Process Clock Driver
+ *
+ * Copyright (C) 2022-2023 StarFive Technology Co., Ltd.
+ */
+
+#include <linux/clk.h>
+#include <linux/clk-provider.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+#include <linux/reset.h>
+
+#include <dt-bindings/clock/starfive,jh7110-crg.h>
+
+#include "clk-starfive-jh7110.h"
+
+/* external clocks */
+#define JH7110_ISPCLK_ISP_TOP_CORE (JH7110_ISPCLK_END + 0)
+#define JH7110_ISPCLK_ISP_TOP_AXI (JH7110_ISPCLK_END + 1)
+#define JH7110_ISPCLK_NOC_BUS_ISP_AXI (JH7110_ISPCLK_END + 2)
+#define JH7110_ISPCLK_DVP_CLK (JH7110_ISPCLK_END + 3)
+#define JH7110_ISPCLK_EXT_END (JH7110_ISPCLK_END + 4)
+
+static struct clk_bulk_data jh7110_isp_top_clks[] = {
+ { .id = "isp_top_core" },
+ { .id = "isp_top_axi" }
+};
+
+static const struct jh71x0_clk_data jh7110_ispclk_data[] = {
+ /* syscon */
+ JH71X0__DIV(JH7110_ISPCLK_DOM4_APB_FUNC, "dom4_apb_func", 15,
+ JH7110_ISPCLK_ISP_TOP_AXI),
+ JH71X0__DIV(JH7110_ISPCLK_MIPI_RX0_PXL, "mipi_rx0_pxl", 8,
+ JH7110_ISPCLK_ISP_TOP_CORE),
+ JH71X0__INV(JH7110_ISPCLK_DVP_INV, "dvp_inv", JH7110_ISPCLK_DVP_CLK),
+ /* vin */
+ JH71X0__DIV(JH7110_ISPCLK_M31DPHY_CFG_IN, "m31dphy_cfg_in", 16,
+ JH7110_ISPCLK_ISP_TOP_CORE),
+ JH71X0__DIV(JH7110_ISPCLK_M31DPHY_REF_IN, "m31dphy_ref_in", 16,
+ JH7110_ISPCLK_ISP_TOP_CORE),
+ JH71X0__DIV(JH7110_ISPCLK_M31DPHY_TX_ESC_LAN0, "m31dphy_tx_esc_lan0", 60,
+ JH7110_ISPCLK_ISP_TOP_CORE),
+ JH71X0_GATE(JH7110_ISPCLK_VIN_APB, "vin_apb", 0,
+ JH7110_ISPCLK_DOM4_APB_FUNC),
+ JH71X0__DIV(JH7110_ISPCLK_VIN_SYS, "vin_sys", 8, JH7110_ISPCLK_ISP_TOP_CORE),
+ JH71X0_GATE(JH7110_ISPCLK_VIN_PIXEL_IF0, "vin_pixel_if0", 0,
+ JH7110_ISPCLK_MIPI_RX0_PXL),
+ JH71X0_GATE(JH7110_ISPCLK_VIN_PIXEL_IF1, "vin_pixel_if1", 0,
+ JH7110_ISPCLK_MIPI_RX0_PXL),
+ JH71X0_GATE(JH7110_ISPCLK_VIN_PIXEL_IF2, "vin_pixel_if2", 0,
+ JH7110_ISPCLK_MIPI_RX0_PXL),
+ JH71X0_GATE(JH7110_ISPCLK_VIN_PIXEL_IF3, "vin_pixel_if3", 0,
+ JH7110_ISPCLK_MIPI_RX0_PXL),
+ JH71X0__MUX(JH7110_ISPCLK_VIN_P_AXI_WR, "vin_p_axi_wr", 0, 2,
+ JH7110_ISPCLK_MIPI_RX0_PXL,
+ JH7110_ISPCLK_DVP_INV),
+ /* ispv2_top_wrapper */
+ JH71X0_GMUX(JH7110_ISPCLK_ISPV2_TOP_WRAPPER_C, "ispv2_top_wrapper_c", 0, 2,
+ JH7110_ISPCLK_MIPI_RX0_PXL,
+ JH7110_ISPCLK_DVP_INV),
+};
+
+static inline int jh7110_isp_top_rst_init(struct jh71x0_clk_priv *priv)
+{
+ struct reset_control *top_rsts;
+
+ /* The resets should be shared and other ISP modules will use its. */
+ top_rsts = devm_reset_control_array_get_shared(priv->dev);
+ if (IS_ERR(top_rsts))
+ return dev_err_probe(priv->dev, PTR_ERR(top_rsts),
+ "failed to get top resets\n");
+
+ return reset_control_deassert(top_rsts);
+}
+
+#ifdef CONFIG_PM
+static int jh7110_ispcrg_suspend(struct device *dev)
+{
+ struct jh7110_top_sysclk *top = dev_get_drvdata(dev);
+
+ clk_bulk_disable_unprepare(top->top_clks_num, top->top_clks);
+
+ return 0;
+}
+
+static int jh7110_ispcrg_resume(struct device *dev)
+{
+ struct jh7110_top_sysclk *top = dev_get_drvdata(dev);
+
+ return clk_bulk_prepare_enable(top->top_clks_num, top->top_clks);
+}
+
+static const struct dev_pm_ops jh7110_ispcrg_pm_ops = {
+ RUNTIME_PM_OPS(jh7110_ispcrg_suspend, jh7110_ispcrg_resume, NULL)
+};
+#endif
+
+static int jh7110_ispcrg_probe(struct platform_device *pdev)
+{
+ struct jh71x0_clk_priv *priv;
+ struct jh7110_top_sysclk *top;
+ unsigned int idx;
+ int ret;
+
+ priv = devm_kzalloc(&pdev->dev,
+ struct_size(priv, reg, JH7110_ISPCLK_END),
+ GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ top = devm_kzalloc(&pdev->dev, sizeof(*top), GFP_KERNEL);
+ if (!top)
+ return -ENOMEM;
+
+ spin_lock_init(&priv->rmw_lock);
+ priv->num_reg = JH7110_ISPCLK_END;
+ priv->dev = &pdev->dev;
+ priv->base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(priv->base))
+ return PTR_ERR(priv->base);
+
+ top->top_clks = jh7110_isp_top_clks;
+ top->top_clks_num = ARRAY_SIZE(jh7110_isp_top_clks);
+ ret = devm_clk_bulk_get(priv->dev, top->top_clks_num, top->top_clks);
+ if (ret)
+ return dev_err_probe(priv->dev, ret, "failed to get main clocks\n");
+ dev_set_drvdata(priv->dev, top);
+
+ /* enable power domain and clocks */
+ pm_runtime_enable(priv->dev);
+ ret = pm_runtime_get_sync(priv->dev);
+ if (ret < 0)
+ return dev_err_probe(priv->dev, ret, "failed to turn on power\n");
+
+ ret = jh7110_isp_top_rst_init(priv);
+ if (ret)
+ goto err_exit;
+
+ for (idx = 0; idx < JH7110_ISPCLK_END; idx++) {
+ u32 max = jh7110_ispclk_data[idx].max;
+ struct clk_parent_data parents[4] = {};
+ struct clk_init_data init = {
+ .name = jh7110_ispclk_data[idx].name,
+ .ops = starfive_jh71x0_clk_ops(max),
+ .parent_data = parents,
+ .num_parents =
+ ((max & JH71X0_CLK_MUX_MASK) >> JH71X0_CLK_MUX_SHIFT) + 1,
+ .flags = jh7110_ispclk_data[idx].flags,
+ };
+ struct jh71x0_clk *clk = &priv->reg[idx];
+ unsigned int i;
+ const char *fw_name[JH7110_ISPCLK_EXT_END - JH7110_ISPCLK_END] = {
+ "isp_top_core",
+ "isp_top_axi",
+ "noc_bus_isp_axi",
+ "dvp_clk"
+ };
+
+ for (i = 0; i < init.num_parents; i++) {
+ unsigned int pidx = jh7110_ispclk_data[idx].parents[i];
+
+ if (pidx < JH7110_ISPCLK_END)
+ parents[i].hw = &priv->reg[pidx].hw;
+ else
+ parents[i].fw_name = fw_name[pidx - JH7110_ISPCLK_END];
+ }
+
+ clk->hw.init = &init;
+ clk->idx = idx;
+ clk->max_div = max & JH71X0_CLK_DIV_MASK;
+
+ ret = devm_clk_hw_register(&pdev->dev, &clk->hw);
+ if (ret)
+ goto err_exit;
+ }
+
+ ret = devm_of_clk_add_hw_provider(&pdev->dev, jh71x0_clk_get, priv);
+ if (ret)
+ goto err_exit;
+
+ ret = jh7110_reset_controller_register(priv, "rst-isp", 3);
+ if (ret)
+ goto err_exit;
+
+ return 0;
+
+err_exit:
+ pm_runtime_put_sync(priv->dev);
+ pm_runtime_disable(priv->dev);
+ return ret;
+}
+
+static void jh7110_ispcrg_remove(struct platform_device *pdev)
+{
+ pm_runtime_put_sync(&pdev->dev);
+ pm_runtime_disable(&pdev->dev);
+}
+
+static const struct of_device_id jh7110_ispcrg_match[] = {
+ { .compatible = "starfive,jh7110-ispcrg" },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, jh7110_ispcrg_match);
+
+static struct platform_driver jh7110_ispcrg_driver = {
+ .probe = jh7110_ispcrg_probe,
+ .remove = jh7110_ispcrg_remove,
+ .driver = {
+ .name = "clk-starfive-jh7110-isp",
+ .of_match_table = jh7110_ispcrg_match,
+ .pm = pm_ptr(&jh7110_ispcrg_pm_ops),
+ },
+};
+module_platform_driver(jh7110_ispcrg_driver);
+
+MODULE_AUTHOR("Xingyu Wu <xingyu.wu@starfivetech.com>");
+MODULE_DESCRIPTION("StarFive JH7110 Image-Signal-Process clock driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/starfive/clk-starfive-jh7110-pll.c b/drivers/clk/starfive/clk-starfive-jh7110-pll.c
new file mode 100644
index 000000000..56dc58a04
--- /dev/null
+++ b/drivers/clk/starfive/clk-starfive-jh7110-pll.c
@@ -0,0 +1,507 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * StarFive JH7110 PLL Clock Generator Driver
+ *
+ * Copyright (C) 2023 StarFive Technology Co., Ltd.
+ * Copyright (C) 2023 Emil Renner Berthing <emil.renner.berthing@canonical.com>
+ *
+ * This driver is about to register JH7110 PLL clock generator and support ops.
+ * The JH7110 have three PLL clock, PLL0, PLL1 and PLL2.
+ * Each PLL clocks work in integer mode or fraction mode by some dividers,
+ * and the configuration registers and dividers are set in several syscon registers.
+ * The formula for calculating frequency is:
+ * Fvco = Fref * (NI + NF) / M / Q1
+ * Fref: OSC source clock rate
+ * NI: integer frequency dividing ratio of feedback divider, set by fbdiv[11:0].
+ * NF: fractional frequency dividing ratio, set by frac[23:0]. NF = frac[23:0] / 2^24 = 0 ~ 0.999.
+ * M: frequency dividing ratio of pre-divider, set by prediv[5:0].
+ * Q1: frequency dividing ratio of post divider, set by 2^postdiv1[1:0], eg. 1, 2, 4 or 8.
+ */
+
+#include <linux/bits.h>
+#include <linux/clk-provider.h>
+#include <linux/debugfs.h>
+#include <linux/device.h>
+#include <linux/kernel.h>
+#include <linux/mfd/syscon.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+
+#include <dt-bindings/clock/starfive,jh7110-crg.h>
+
+/* this driver expects a 24MHz input frequency from the oscillator */
+#define JH7110_PLL_OSC_RATE 24000000UL
+
+#define JH7110_PLL0_PD_OFFSET 0x18
+#define JH7110_PLL0_DACPD_SHIFT 24
+#define JH7110_PLL0_DACPD_MASK BIT(24)
+#define JH7110_PLL0_DSMPD_SHIFT 25
+#define JH7110_PLL0_DSMPD_MASK BIT(25)
+#define JH7110_PLL0_FBDIV_OFFSET 0x1c
+#define JH7110_PLL0_FBDIV_SHIFT 0
+#define JH7110_PLL0_FBDIV_MASK GENMASK(11, 0)
+#define JH7110_PLL0_FRAC_OFFSET 0x20
+#define JH7110_PLL0_PREDIV_OFFSET 0x24
+
+#define JH7110_PLL1_PD_OFFSET 0x24
+#define JH7110_PLL1_DACPD_SHIFT 15
+#define JH7110_PLL1_DACPD_MASK BIT(15)
+#define JH7110_PLL1_DSMPD_SHIFT 16
+#define JH7110_PLL1_DSMPD_MASK BIT(16)
+#define JH7110_PLL1_FBDIV_OFFSET 0x24
+#define JH7110_PLL1_FBDIV_SHIFT 17
+#define JH7110_PLL1_FBDIV_MASK GENMASK(28, 17)
+#define JH7110_PLL1_FRAC_OFFSET 0x28
+#define JH7110_PLL1_PREDIV_OFFSET 0x2c
+
+#define JH7110_PLL2_PD_OFFSET 0x2c
+#define JH7110_PLL2_DACPD_SHIFT 15
+#define JH7110_PLL2_DACPD_MASK BIT(15)
+#define JH7110_PLL2_DSMPD_SHIFT 16
+#define JH7110_PLL2_DSMPD_MASK BIT(16)
+#define JH7110_PLL2_FBDIV_OFFSET 0x2c
+#define JH7110_PLL2_FBDIV_SHIFT 17
+#define JH7110_PLL2_FBDIV_MASK GENMASK(28, 17)
+#define JH7110_PLL2_FRAC_OFFSET 0x30
+#define JH7110_PLL2_PREDIV_OFFSET 0x34
+
+#define JH7110_PLL_FRAC_SHIFT 0
+#define JH7110_PLL_FRAC_MASK GENMASK(23, 0)
+#define JH7110_PLL_POSTDIV1_SHIFT 28
+#define JH7110_PLL_POSTDIV1_MASK GENMASK(29, 28)
+#define JH7110_PLL_PREDIV_SHIFT 0
+#define JH7110_PLL_PREDIV_MASK GENMASK(5, 0)
+
+enum jh7110_pll_mode {
+ JH7110_PLL_MODE_FRACTION,
+ JH7110_PLL_MODE_INTEGER,
+};
+
+struct jh7110_pll_preset {
+ unsigned long freq;
+ u32 frac; /* frac value should be decimals multiplied by 2^24 */
+ unsigned fbdiv : 12; /* fbdiv value should be 8 to 4095 */
+ unsigned prediv : 6;
+ unsigned postdiv1 : 2;
+ unsigned mode : 1;
+};
+
+struct jh7110_pll_info {
+ char *name;
+ const struct jh7110_pll_preset *presets;
+ unsigned int npresets;
+ struct {
+ unsigned int pd;
+ unsigned int fbdiv;
+ unsigned int frac;
+ unsigned int prediv;
+ } offsets;
+ struct {
+ u32 dacpd;
+ u32 dsmpd;
+ u32 fbdiv;
+ } masks;
+ struct {
+ char dacpd;
+ char dsmpd;
+ char fbdiv;
+ } shifts;
+};
+
+#define _JH7110_PLL(_idx, _name, _presets) \
+ [_idx] = { \
+ .name = _name, \
+ .presets = _presets, \
+ .npresets = ARRAY_SIZE(_presets), \
+ .offsets = { \
+ .pd = JH7110_PLL##_idx##_PD_OFFSET, \
+ .fbdiv = JH7110_PLL##_idx##_FBDIV_OFFSET, \
+ .frac = JH7110_PLL##_idx##_FRAC_OFFSET, \
+ .prediv = JH7110_PLL##_idx##_PREDIV_OFFSET, \
+ }, \
+ .masks = { \
+ .dacpd = JH7110_PLL##_idx##_DACPD_MASK, \
+ .dsmpd = JH7110_PLL##_idx##_DSMPD_MASK, \
+ .fbdiv = JH7110_PLL##_idx##_FBDIV_MASK, \
+ }, \
+ .shifts = { \
+ .dacpd = JH7110_PLL##_idx##_DACPD_SHIFT, \
+ .dsmpd = JH7110_PLL##_idx##_DSMPD_SHIFT, \
+ .fbdiv = JH7110_PLL##_idx##_FBDIV_SHIFT, \
+ }, \
+ }
+#define JH7110_PLL(idx, name, presets) _JH7110_PLL(idx, name, presets)
+
+struct jh7110_pll_data {
+ struct clk_hw hw;
+ unsigned int idx;
+};
+
+struct jh7110_pll_priv {
+ struct device *dev;
+ struct regmap *regmap;
+ struct jh7110_pll_data pll[JH7110_PLLCLK_END];
+};
+
+struct jh7110_pll_regvals {
+ u32 dacpd;
+ u32 dsmpd;
+ u32 fbdiv;
+ u32 frac;
+ u32 postdiv1;
+ u32 prediv;
+};
+
+/*
+ * Because the pll frequency is relatively fixed,
+ * it cannot be set arbitrarily, so it needs a specific configuration.
+ * PLL0 frequency should be multiple of 125MHz (USB frequency).
+ */
+static const struct jh7110_pll_preset jh7110_pll0_presets[] = {
+ {
+ .freq = 375000000,
+ .fbdiv = 125,
+ .prediv = 8,
+ .postdiv1 = 0,
+ .mode = JH7110_PLL_MODE_INTEGER,
+ }, {
+ .freq = 500000000,
+ .fbdiv = 125,
+ .prediv = 6,
+ .postdiv1 = 0,
+ .mode = JH7110_PLL_MODE_INTEGER,
+ }, {
+ .freq = 625000000,
+ .fbdiv = 625,
+ .prediv = 24,
+ .postdiv1 = 0,
+ .mode = JH7110_PLL_MODE_INTEGER,
+ }, {
+ .freq = 750000000,
+ .fbdiv = 125,
+ .prediv = 4,
+ .postdiv1 = 0,
+ .mode = JH7110_PLL_MODE_INTEGER,
+ }, {
+ .freq = 875000000,
+ .fbdiv = 875,
+ .prediv = 24,
+ .postdiv1 = 0,
+ .mode = JH7110_PLL_MODE_INTEGER,
+ }, {
+ .freq = 1000000000,
+ .fbdiv = 125,
+ .prediv = 3,
+ .postdiv1 = 0,
+ .mode = JH7110_PLL_MODE_INTEGER,
+ }, {
+ .freq = 1250000000,
+ .fbdiv = 625,
+ .prediv = 12,
+ .postdiv1 = 0,
+ .mode = JH7110_PLL_MODE_INTEGER,
+ }, {
+ .freq = 1375000000,
+ .fbdiv = 1375,
+ .prediv = 24,
+ .postdiv1 = 0,
+ .mode = JH7110_PLL_MODE_INTEGER,
+ }, {
+ .freq = 1500000000,
+ .fbdiv = 125,
+ .prediv = 2,
+ .postdiv1 = 0,
+ .mode = JH7110_PLL_MODE_INTEGER,
+ },
+};
+
+static const struct jh7110_pll_preset jh7110_pll1_presets[] = {
+ {
+ .freq = 1066000000,
+ .fbdiv = 533,
+ .prediv = 12,
+ .postdiv1 = 0,
+ .mode = JH7110_PLL_MODE_INTEGER,
+ }, {
+ .freq = 1200000000,
+ .fbdiv = 50,
+ .prediv = 1,
+ .postdiv1 = 0,
+ .mode = JH7110_PLL_MODE_INTEGER,
+ }, {
+ .freq = 1400000000,
+ .fbdiv = 350,
+ .prediv = 6,
+ .postdiv1 = 0,
+ .mode = JH7110_PLL_MODE_INTEGER,
+ }, {
+ .freq = 1600000000,
+ .fbdiv = 200,
+ .prediv = 3,
+ .postdiv1 = 0,
+ .mode = JH7110_PLL_MODE_INTEGER,
+ },
+};
+
+static const struct jh7110_pll_preset jh7110_pll2_presets[] = {
+ {
+ .freq = 1188000000,
+ .fbdiv = 99,
+ .prediv = 2,
+ .postdiv1 = 0,
+ .mode = JH7110_PLL_MODE_INTEGER,
+ }, {
+ .freq = 1228800000,
+ .fbdiv = 256,
+ .prediv = 5,
+ .postdiv1 = 0,
+ .mode = JH7110_PLL_MODE_INTEGER,
+ },
+};
+
+static const struct jh7110_pll_info jh7110_plls[JH7110_PLLCLK_END] = {
+ JH7110_PLL(JH7110_PLLCLK_PLL0_OUT, "pll0_out", jh7110_pll0_presets),
+ JH7110_PLL(JH7110_PLLCLK_PLL1_OUT, "pll1_out", jh7110_pll1_presets),
+ JH7110_PLL(JH7110_PLLCLK_PLL2_OUT, "pll2_out", jh7110_pll2_presets),
+};
+
+static struct jh7110_pll_data *jh7110_pll_data_from(struct clk_hw *hw)
+{
+ return container_of(hw, struct jh7110_pll_data, hw);
+}
+
+static struct jh7110_pll_priv *jh7110_pll_priv_from(struct jh7110_pll_data *pll)
+{
+ return container_of(pll, struct jh7110_pll_priv, pll[pll->idx]);
+}
+
+static void jh7110_pll_regvals_get(struct regmap *regmap,
+ const struct jh7110_pll_info *info,
+ struct jh7110_pll_regvals *ret)
+{
+ u32 val;
+
+ regmap_read(regmap, info->offsets.pd, &val);
+ ret->dacpd = (val & info->masks.dacpd) >> info->shifts.dacpd;
+ ret->dsmpd = (val & info->masks.dsmpd) >> info->shifts.dsmpd;
+
+ regmap_read(regmap, info->offsets.fbdiv, &val);
+ ret->fbdiv = (val & info->masks.fbdiv) >> info->shifts.fbdiv;
+
+ regmap_read(regmap, info->offsets.frac, &val);
+ ret->frac = (val & JH7110_PLL_FRAC_MASK) >> JH7110_PLL_FRAC_SHIFT;
+ ret->postdiv1 = (val & JH7110_PLL_POSTDIV1_MASK) >> JH7110_PLL_POSTDIV1_SHIFT;
+
+ regmap_read(regmap, info->offsets.prediv, &val);
+ ret->prediv = (val & JH7110_PLL_PREDIV_MASK) >> JH7110_PLL_PREDIV_SHIFT;
+}
+
+static unsigned long jh7110_pll_recalc_rate(struct clk_hw *hw, unsigned long parent_rate)
+{
+ struct jh7110_pll_data *pll = jh7110_pll_data_from(hw);
+ struct jh7110_pll_priv *priv = jh7110_pll_priv_from(pll);
+ struct jh7110_pll_regvals val;
+ unsigned long rate;
+
+ jh7110_pll_regvals_get(priv->regmap, &jh7110_plls[pll->idx], &val);
+
+ /*
+ * dacpd = dsmpd = 0: fraction mode
+ * dacpd = dsmpd = 1: integer mode, frac value ignored
+ *
+ * rate = parent * (fbdiv + frac/2^24) / prediv / 2^postdiv1
+ * = (parent * fbdiv + parent * frac / 2^24) / (prediv * 2^postdiv1)
+ */
+ if (val.dacpd == 0 && val.dsmpd == 0)
+ rate = parent_rate * val.frac / (1UL << 24);
+ else if (val.dacpd == 1 && val.dsmpd == 1)
+ rate = 0;
+ else
+ return 0;
+
+ rate += parent_rate * val.fbdiv;
+ rate /= val.prediv << val.postdiv1;
+
+ return rate;
+}
+
+static int jh7110_pll_determine_rate(struct clk_hw *hw, struct clk_rate_request *req)
+{
+ struct jh7110_pll_data *pll = jh7110_pll_data_from(hw);
+ const struct jh7110_pll_info *info = &jh7110_plls[pll->idx];
+ const struct jh7110_pll_preset *selected = &info->presets[0];
+ unsigned int idx;
+
+ /* if the parent rate doesn't match our expectations the presets won't work */
+ if (req->best_parent_rate != JH7110_PLL_OSC_RATE) {
+ req->rate = jh7110_pll_recalc_rate(hw, req->best_parent_rate);
+ return 0;
+ }
+
+ /* find highest rate lower or equal to the requested rate */
+ for (idx = 1; idx < info->npresets; idx++) {
+ const struct jh7110_pll_preset *val = &info->presets[idx];
+
+ if (req->rate < val->freq)
+ break;
+
+ selected = val;
+ }
+
+ req->rate = selected->freq;
+ return 0;
+}
+
+static int jh7110_pll_set_rate(struct clk_hw *hw, unsigned long rate,
+ unsigned long parent_rate)
+{
+ struct jh7110_pll_data *pll = jh7110_pll_data_from(hw);
+ struct jh7110_pll_priv *priv = jh7110_pll_priv_from(pll);
+ const struct jh7110_pll_info *info = &jh7110_plls[pll->idx];
+ const struct jh7110_pll_preset *val;
+ unsigned int idx;
+
+ /* if the parent rate doesn't match our expectations the presets won't work */
+ if (parent_rate != JH7110_PLL_OSC_RATE)
+ return -EINVAL;
+
+ for (idx = 0, val = &info->presets[0]; idx < info->npresets; idx++, val++) {
+ if (val->freq == rate)
+ goto found;
+ }
+ return -EINVAL;
+
+found:
+ if (val->mode == JH7110_PLL_MODE_FRACTION)
+ regmap_update_bits(priv->regmap, info->offsets.frac, JH7110_PLL_FRAC_MASK,
+ val->frac << JH7110_PLL_FRAC_SHIFT);
+
+ regmap_update_bits(priv->regmap, info->offsets.pd, info->masks.dacpd,
+ (u32)val->mode << info->shifts.dacpd);
+ regmap_update_bits(priv->regmap, info->offsets.pd, info->masks.dsmpd,
+ (u32)val->mode << info->shifts.dsmpd);
+ regmap_update_bits(priv->regmap, info->offsets.prediv, JH7110_PLL_PREDIV_MASK,
+ (u32)val->prediv << JH7110_PLL_PREDIV_SHIFT);
+ regmap_update_bits(priv->regmap, info->offsets.fbdiv, info->masks.fbdiv,
+ val->fbdiv << info->shifts.fbdiv);
+ regmap_update_bits(priv->regmap, info->offsets.frac, JH7110_PLL_POSTDIV1_MASK,
+ (u32)val->postdiv1 << JH7110_PLL_POSTDIV1_SHIFT);
+
+ return 0;
+}
+
+#ifdef CONFIG_DEBUG_FS
+static int jh7110_pll_registers_read(struct seq_file *s, void *unused)
+{
+ struct jh7110_pll_data *pll = s->private;
+ struct jh7110_pll_priv *priv = jh7110_pll_priv_from(pll);
+ struct jh7110_pll_regvals val;
+
+ jh7110_pll_regvals_get(priv->regmap, &jh7110_plls[pll->idx], &val);
+
+ seq_printf(s, "fbdiv=%u\n"
+ "frac=%u\n"
+ "prediv=%u\n"
+ "postdiv1=%u\n"
+ "dacpd=%u\n"
+ "dsmpd=%u\n",
+ val.fbdiv, val.frac, val.prediv, val.postdiv1,
+ val.dacpd, val.dsmpd);
+
+ return 0;
+}
+
+static int jh7110_pll_registers_open(struct inode *inode, struct file *f)
+{
+ return single_open(f, jh7110_pll_registers_read, inode->i_private);
+}
+
+static const struct file_operations jh7110_pll_registers_ops = {
+ .owner = THIS_MODULE,
+ .open = jh7110_pll_registers_open,
+ .release = single_release,
+ .read = seq_read,
+ .llseek = seq_lseek
+};
+
+static void jh7110_pll_debug_init(struct clk_hw *hw, struct dentry *dentry)
+{
+ struct jh7110_pll_data *pll = jh7110_pll_data_from(hw);
+
+ debugfs_create_file("registers", 0400, dentry, pll,
+ &jh7110_pll_registers_ops);
+}
+#else
+#define jh7110_pll_debug_init NULL
+#endif
+
+static const struct clk_ops jh7110_pll_ops = {
+ .recalc_rate = jh7110_pll_recalc_rate,
+ .determine_rate = jh7110_pll_determine_rate,
+ .set_rate = jh7110_pll_set_rate,
+ .debug_init = jh7110_pll_debug_init,
+};
+
+static struct clk_hw *jh7110_pll_get(struct of_phandle_args *clkspec, void *data)
+{
+ struct jh7110_pll_priv *priv = data;
+ unsigned int idx = clkspec->args[0];
+
+ if (idx < JH7110_PLLCLK_END)
+ return &priv->pll[idx].hw;
+
+ return ERR_PTR(-EINVAL);
+}
+
+static int __init jh7110_pll_probe(struct platform_device *pdev)
+{
+ struct jh7110_pll_priv *priv;
+ unsigned int idx;
+ int ret;
+
+ priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ priv->dev = &pdev->dev;
+ priv->regmap = syscon_node_to_regmap(priv->dev->of_node->parent);
+ if (IS_ERR(priv->regmap))
+ return PTR_ERR(priv->regmap);
+
+ for (idx = 0; idx < JH7110_PLLCLK_END; idx++) {
+ struct clk_parent_data parents = {
+ .index = 0,
+ };
+ struct clk_init_data init = {
+ .name = jh7110_plls[idx].name,
+ .ops = &jh7110_pll_ops,
+ .parent_data = &parents,
+ .num_parents = 1,
+ .flags = 0,
+ };
+ struct jh7110_pll_data *pll = &priv->pll[idx];
+
+ pll->hw.init = &init;
+ pll->idx = idx;
+
+ ret = devm_clk_hw_register(&pdev->dev, &pll->hw);
+ if (ret)
+ return ret;
+ }
+
+ return devm_of_clk_add_hw_provider(&pdev->dev, jh7110_pll_get, priv);
+}
+
+static const struct of_device_id jh7110_pll_match[] = {
+ { .compatible = "starfive,jh7110-pll" },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, jh7110_pll_match);
+
+static struct platform_driver jh7110_pll_driver = {
+ .driver = {
+ .name = "clk-starfive-jh7110-pll",
+ .of_match_table = jh7110_pll_match,
+ },
+};
+builtin_platform_driver_probe(jh7110_pll_driver, jh7110_pll_probe);
diff --git a/drivers/clk/starfive/clk-starfive-jh7110-stg.c b/drivers/clk/starfive/clk-starfive-jh7110-stg.c
new file mode 100644
index 000000000..2a5ad0e07
--- /dev/null
+++ b/drivers/clk/starfive/clk-starfive-jh7110-stg.c
@@ -0,0 +1,163 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * StarFive JH7110 System-Top-Group Clock Driver
+ *
+ * Copyright (C) 2022 Emil Renner Berthing <kernel@esmil.dk>
+ * Copyright (C) 2022 StarFive Technology Co., Ltd.
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+
+#include <dt-bindings/clock/starfive,jh7110-crg.h>
+
+#include "clk-starfive-jh7110.h"
+
+/* external clocks */
+#define JH7110_STGCLK_OSC (JH7110_STGCLK_END + 0)
+#define JH7110_STGCLK_HIFI4_CORE (JH7110_STGCLK_END + 1)
+#define JH7110_STGCLK_STG_AXIAHB (JH7110_STGCLK_END + 2)
+#define JH7110_STGCLK_USB_125M (JH7110_STGCLK_END + 3)
+#define JH7110_STGCLK_CPU_BUS (JH7110_STGCLK_END + 4)
+#define JH7110_STGCLK_HIFI4_AXI (JH7110_STGCLK_END + 5)
+#define JH7110_STGCLK_NOCSTG_BUS (JH7110_STGCLK_END + 6)
+#define JH7110_STGCLK_APB_BUS (JH7110_STGCLK_END + 7)
+#define JH7110_STGCLK_EXT_END (JH7110_STGCLK_END + 8)
+
+static const struct jh71x0_clk_data jh7110_stgclk_data[] = {
+ /* hifi4 */
+ JH71X0_GATE(JH7110_STGCLK_HIFI4_CLK_CORE, "hifi4_clk_core", 0,
+ JH7110_STGCLK_HIFI4_CORE),
+ /* usb */
+ JH71X0_GATE(JH7110_STGCLK_USB0_APB, "usb0_apb", 0, JH7110_STGCLK_APB_BUS),
+ JH71X0_GATE(JH7110_STGCLK_USB0_UTMI_APB, "usb0_utmi_apb", 0, JH7110_STGCLK_APB_BUS),
+ JH71X0_GATE(JH7110_STGCLK_USB0_AXI, "usb0_axi", 0, JH7110_STGCLK_STG_AXIAHB),
+ JH71X0_GDIV(JH7110_STGCLK_USB0_LPM, "usb0_lpm", 0, 2, JH7110_STGCLK_OSC),
+ JH71X0_GDIV(JH7110_STGCLK_USB0_STB, "usb0_stb", 0, 4, JH7110_STGCLK_OSC),
+ JH71X0_GATE(JH7110_STGCLK_USB0_APP_125, "usb0_app_125", 0, JH7110_STGCLK_USB_125M),
+ JH71X0__DIV(JH7110_STGCLK_USB0_REFCLK, "usb0_refclk", 2, JH7110_STGCLK_OSC),
+ /* pci-e */
+ JH71X0_GATE(JH7110_STGCLK_PCIE0_AXI_MST0, "pcie0_axi_mst0", 0,
+ JH7110_STGCLK_STG_AXIAHB),
+ JH71X0_GATE(JH7110_STGCLK_PCIE0_APB, "pcie0_apb", 0, JH7110_STGCLK_APB_BUS),
+ JH71X0_GATE(JH7110_STGCLK_PCIE0_TL, "pcie0_tl", 0, JH7110_STGCLK_STG_AXIAHB),
+ JH71X0_GATE(JH7110_STGCLK_PCIE1_AXI_MST0, "pcie1_axi_mst0", 0,
+ JH7110_STGCLK_STG_AXIAHB),
+ JH71X0_GATE(JH7110_STGCLK_PCIE1_APB, "pcie1_apb", 0, JH7110_STGCLK_APB_BUS),
+ JH71X0_GATE(JH7110_STGCLK_PCIE1_TL, "pcie1_tl", 0, JH7110_STGCLK_STG_AXIAHB),
+ JH71X0_GATE(JH7110_STGCLK_PCIE_SLV_MAIN, "pcie_slv_main", CLK_IS_CRITICAL,
+ JH7110_STGCLK_STG_AXIAHB),
+ /* security */
+ JH71X0_GATE(JH7110_STGCLK_SEC_AHB, "sec_ahb", 0, JH7110_STGCLK_STG_AXIAHB),
+ JH71X0_GATE(JH7110_STGCLK_SEC_MISC_AHB, "sec_misc_ahb", 0, JH7110_STGCLK_STG_AXIAHB),
+ /* stg mtrx */
+ JH71X0_GATE(JH7110_STGCLK_GRP0_MAIN, "mtrx_grp0_main", CLK_IS_CRITICAL,
+ JH7110_STGCLK_CPU_BUS),
+ JH71X0_GATE(JH7110_STGCLK_GRP0_BUS, "mtrx_grp0_bus", CLK_IS_CRITICAL,
+ JH7110_STGCLK_NOCSTG_BUS),
+ JH71X0_GATE(JH7110_STGCLK_GRP0_STG, "mtrx_grp0_stg", CLK_IS_CRITICAL,
+ JH7110_STGCLK_STG_AXIAHB),
+ JH71X0_GATE(JH7110_STGCLK_GRP1_MAIN, "mtrx_grp1_main", CLK_IS_CRITICAL,
+ JH7110_STGCLK_CPU_BUS),
+ JH71X0_GATE(JH7110_STGCLK_GRP1_BUS, "mtrx_grp1_bus", CLK_IS_CRITICAL,
+ JH7110_STGCLK_NOCSTG_BUS),
+ JH71X0_GATE(JH7110_STGCLK_GRP1_STG, "mtrx_grp1_stg", CLK_IS_CRITICAL,
+ JH7110_STGCLK_STG_AXIAHB),
+ JH71X0_GATE(JH7110_STGCLK_GRP1_HIFI, "mtrx_grp1_hifi", CLK_IS_CRITICAL,
+ JH7110_STGCLK_HIFI4_AXI),
+ /* e24_rvpi */
+ JH71X0_GDIV(JH7110_STGCLK_E2_RTC, "e2_rtc", 0, 24, JH7110_STGCLK_OSC),
+ JH71X0_GATE(JH7110_STGCLK_E2_CORE, "e2_core", 0, JH7110_STGCLK_STG_AXIAHB),
+ JH71X0_GATE(JH7110_STGCLK_E2_DBG, "e2_dbg", 0, JH7110_STGCLK_STG_AXIAHB),
+ /* dw_sgdma1p */
+ JH71X0_GATE(JH7110_STGCLK_DMA1P_AXI, "dma1p_axi", 0, JH7110_STGCLK_STG_AXIAHB),
+ JH71X0_GATE(JH7110_STGCLK_DMA1P_AHB, "dma1p_ahb", 0, JH7110_STGCLK_STG_AXIAHB),
+};
+
+static int jh7110_stgcrg_probe(struct platform_device *pdev)
+{
+ struct jh71x0_clk_priv *priv;
+ unsigned int idx;
+ int ret;
+
+ priv = devm_kzalloc(&pdev->dev, struct_size(priv, reg, JH7110_STGCLK_END),
+ GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ spin_lock_init(&priv->rmw_lock);
+ priv->num_reg = JH7110_STGCLK_END;
+ priv->dev = &pdev->dev;
+ priv->base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(priv->base))
+ return PTR_ERR(priv->base);
+
+ for (idx = 0; idx < JH7110_STGCLK_END; idx++) {
+ u32 max = jh7110_stgclk_data[idx].max;
+ struct clk_parent_data parents[4] = {};
+ struct clk_init_data init = {
+ .name = jh7110_stgclk_data[idx].name,
+ .ops = starfive_jh71x0_clk_ops(max),
+ .parent_data = parents,
+ .num_parents =
+ ((max & JH71X0_CLK_MUX_MASK) >> JH71X0_CLK_MUX_SHIFT) + 1,
+ .flags = jh7110_stgclk_data[idx].flags,
+ };
+ struct jh71x0_clk *clk = &priv->reg[idx];
+ const char *fw_name[JH7110_STGCLK_EXT_END - JH7110_STGCLK_END] = {
+ "osc",
+ "hifi4_core",
+ "stg_axiahb",
+ "usb_125m",
+ "cpu_bus",
+ "hifi4_axi",
+ "nocstg_bus",
+ "apb_bus"
+ };
+ unsigned int i;
+
+ for (i = 0; i < init.num_parents; i++) {
+ unsigned int pidx = jh7110_stgclk_data[idx].parents[i];
+
+ if (pidx < JH7110_STGCLK_END)
+ parents[i].hw = &priv->reg[pidx].hw;
+ else if (pidx < JH7110_STGCLK_EXT_END)
+ parents[i].fw_name = fw_name[pidx - JH7110_STGCLK_END];
+ }
+
+ clk->hw.init = &init;
+ clk->idx = idx;
+ clk->max_div = max & JH71X0_CLK_DIV_MASK;
+
+ ret = devm_clk_hw_register(&pdev->dev, &clk->hw);
+ if (ret)
+ return ret;
+ }
+
+ ret = devm_of_clk_add_hw_provider(&pdev->dev, jh71x0_clk_get, priv);
+ if (ret)
+ return ret;
+
+ return jh7110_reset_controller_register(priv, "rst-stg", 2);
+}
+
+static const struct of_device_id jh7110_stgcrg_match[] = {
+ { .compatible = "starfive,jh7110-stgcrg" },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, jh7110_stgcrg_match);
+
+static struct platform_driver jh7110_stgcrg_driver = {
+ .probe = jh7110_stgcrg_probe,
+ .driver = {
+ .name = "clk-starfive-jh7110-stg",
+ .of_match_table = jh7110_stgcrg_match,
+ },
+};
+module_platform_driver(jh7110_stgcrg_driver);
+
+MODULE_AUTHOR("Xingyu Wu <xingyu.wu@starfivetech.com>");
+MODULE_AUTHOR("Emil Renner Berthing <kernel@esmil.dk>");
+MODULE_DESCRIPTION("StarFive JH7110 System-Top-Group clock driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/starfive/clk-starfive-jh7110-sys.c b/drivers/clk/starfive/clk-starfive-jh7110-sys.c
new file mode 100644
index 000000000..03c17cd20
--- /dev/null
+++ b/drivers/clk/starfive/clk-starfive-jh7110-sys.c
@@ -0,0 +1,538 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * StarFive JH7110 System Clock Driver
+ *
+ * Copyright (C) 2022 Emil Renner Berthing <kernel@esmil.dk>
+ * Copyright (C) 2022 StarFive Technology Co., Ltd.
+ */
+
+#include <linux/auxiliary_bus.h>
+#include <linux/clk.h>
+#include <linux/clk-provider.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
+
+#include <soc/starfive/reset-starfive-jh71x0.h>
+
+#include <dt-bindings/clock/starfive,jh7110-crg.h>
+
+#include "clk-starfive-jh7110.h"
+
+/* external clocks */
+#define JH7110_SYSCLK_OSC (JH7110_SYSCLK_END + 0)
+#define JH7110_SYSCLK_GMAC1_RMII_REFIN (JH7110_SYSCLK_END + 1)
+#define JH7110_SYSCLK_GMAC1_RGMII_RXIN (JH7110_SYSCLK_END + 2)
+#define JH7110_SYSCLK_I2STX_BCLK_EXT (JH7110_SYSCLK_END + 3)
+#define JH7110_SYSCLK_I2STX_LRCK_EXT (JH7110_SYSCLK_END + 4)
+#define JH7110_SYSCLK_I2SRX_BCLK_EXT (JH7110_SYSCLK_END + 5)
+#define JH7110_SYSCLK_I2SRX_LRCK_EXT (JH7110_SYSCLK_END + 6)
+#define JH7110_SYSCLK_TDM_EXT (JH7110_SYSCLK_END + 7)
+#define JH7110_SYSCLK_MCLK_EXT (JH7110_SYSCLK_END + 8)
+#define JH7110_SYSCLK_PLL0_OUT (JH7110_SYSCLK_END + 9)
+#define JH7110_SYSCLK_PLL1_OUT (JH7110_SYSCLK_END + 10)
+#define JH7110_SYSCLK_PLL2_OUT (JH7110_SYSCLK_END + 11)
+
+static const struct jh71x0_clk_data jh7110_sysclk_data[] __initconst = {
+ /* root */
+ JH71X0__MUX(JH7110_SYSCLK_CPU_ROOT, "cpu_root", 0, 2,
+ JH7110_SYSCLK_OSC,
+ JH7110_SYSCLK_PLL0_OUT),
+ JH71X0__DIV(JH7110_SYSCLK_CPU_CORE, "cpu_core", 7, JH7110_SYSCLK_CPU_ROOT),
+ JH71X0__DIV(JH7110_SYSCLK_CPU_BUS, "cpu_bus", 2, JH7110_SYSCLK_CPU_CORE),
+ JH71X0__MUX(JH7110_SYSCLK_GPU_ROOT, "gpu_root", 0, 2,
+ JH7110_SYSCLK_PLL2_OUT,
+ JH7110_SYSCLK_PLL1_OUT),
+ JH71X0_MDIV(JH7110_SYSCLK_PERH_ROOT, "perh_root", 2, 2,
+ JH7110_SYSCLK_PLL0_OUT,
+ JH7110_SYSCLK_PLL2_OUT),
+ JH71X0__MUX(JH7110_SYSCLK_BUS_ROOT, "bus_root", 0, 2,
+ JH7110_SYSCLK_OSC,
+ JH7110_SYSCLK_PLL2_OUT),
+ JH71X0__DIV(JH7110_SYSCLK_NOCSTG_BUS, "nocstg_bus", 3, JH7110_SYSCLK_BUS_ROOT),
+ JH71X0__DIV(JH7110_SYSCLK_AXI_CFG0, "axi_cfg0", 3, JH7110_SYSCLK_BUS_ROOT),
+ JH71X0__DIV(JH7110_SYSCLK_STG_AXIAHB, "stg_axiahb", 2, JH7110_SYSCLK_AXI_CFG0),
+ JH71X0_GATE(JH7110_SYSCLK_AHB0, "ahb0", CLK_IS_CRITICAL, JH7110_SYSCLK_STG_AXIAHB),
+ JH71X0_GATE(JH7110_SYSCLK_AHB1, "ahb1", CLK_IS_CRITICAL, JH7110_SYSCLK_STG_AXIAHB),
+ JH71X0__DIV(JH7110_SYSCLK_APB_BUS, "apb_bus", 8, JH7110_SYSCLK_STG_AXIAHB),
+ JH71X0_GATE(JH7110_SYSCLK_APB0, "apb0", CLK_IS_CRITICAL, JH7110_SYSCLK_APB_BUS),
+ JH71X0__DIV(JH7110_SYSCLK_PLL0_DIV2, "pll0_div2", 2, JH7110_SYSCLK_PLL0_OUT),
+ JH71X0__DIV(JH7110_SYSCLK_PLL1_DIV2, "pll1_div2", 2, JH7110_SYSCLK_PLL1_OUT),
+ JH71X0__DIV(JH7110_SYSCLK_PLL2_DIV2, "pll2_div2", 2, JH7110_SYSCLK_PLL2_OUT),
+ JH71X0__DIV(JH7110_SYSCLK_AUDIO_ROOT, "audio_root", 8, JH7110_SYSCLK_PLL2_OUT),
+ JH71X0__DIV(JH7110_SYSCLK_MCLK_INNER, "mclk_inner", 64, JH7110_SYSCLK_AUDIO_ROOT),
+ JH71X0__MUX(JH7110_SYSCLK_MCLK, "mclk", 0, 2,
+ JH7110_SYSCLK_MCLK_INNER,
+ JH7110_SYSCLK_MCLK_EXT),
+ JH71X0_GATE(JH7110_SYSCLK_MCLK_OUT, "mclk_out", 0, JH7110_SYSCLK_MCLK_INNER),
+ JH71X0_MDIV(JH7110_SYSCLK_ISP_2X, "isp_2x", 8, 2,
+ JH7110_SYSCLK_PLL2_OUT,
+ JH7110_SYSCLK_PLL1_OUT),
+ JH71X0__DIV(JH7110_SYSCLK_ISP_AXI, "isp_axi", 4, JH7110_SYSCLK_ISP_2X),
+ JH71X0_GDIV(JH7110_SYSCLK_GCLK0, "gclk0", 0, 62, JH7110_SYSCLK_PLL0_DIV2),
+ JH71X0_GDIV(JH7110_SYSCLK_GCLK1, "gclk1", 0, 62, JH7110_SYSCLK_PLL1_DIV2),
+ JH71X0_GDIV(JH7110_SYSCLK_GCLK2, "gclk2", 0, 62, JH7110_SYSCLK_PLL2_DIV2),
+ /* cores */
+ JH71X0_GATE(JH7110_SYSCLK_CORE, "core", CLK_IS_CRITICAL, JH7110_SYSCLK_CPU_CORE),
+ JH71X0_GATE(JH7110_SYSCLK_CORE1, "core1", CLK_IS_CRITICAL, JH7110_SYSCLK_CPU_CORE),
+ JH71X0_GATE(JH7110_SYSCLK_CORE2, "core2", CLK_IS_CRITICAL, JH7110_SYSCLK_CPU_CORE),
+ JH71X0_GATE(JH7110_SYSCLK_CORE3, "core3", CLK_IS_CRITICAL, JH7110_SYSCLK_CPU_CORE),
+ JH71X0_GATE(JH7110_SYSCLK_CORE4, "core4", CLK_IS_CRITICAL, JH7110_SYSCLK_CPU_CORE),
+ JH71X0_GATE(JH7110_SYSCLK_DEBUG, "debug", 0, JH7110_SYSCLK_CPU_BUS),
+ JH71X0__DIV(JH7110_SYSCLK_RTC_TOGGLE, "rtc_toggle", 6, JH7110_SYSCLK_OSC),
+ JH71X0_GATE(JH7110_SYSCLK_TRACE0, "trace0", 0, JH7110_SYSCLK_CPU_CORE),
+ JH71X0_GATE(JH7110_SYSCLK_TRACE1, "trace1", 0, JH7110_SYSCLK_CPU_CORE),
+ JH71X0_GATE(JH7110_SYSCLK_TRACE2, "trace2", 0, JH7110_SYSCLK_CPU_CORE),
+ JH71X0_GATE(JH7110_SYSCLK_TRACE3, "trace3", 0, JH7110_SYSCLK_CPU_CORE),
+ JH71X0_GATE(JH7110_SYSCLK_TRACE4, "trace4", 0, JH7110_SYSCLK_CPU_CORE),
+ JH71X0_GATE(JH7110_SYSCLK_TRACE_COM, "trace_com", 0, JH7110_SYSCLK_CPU_BUS),
+ /* noc */
+ JH71X0_GATE(JH7110_SYSCLK_NOC_BUS_CPU_AXI, "noc_bus_cpu_axi", CLK_IS_CRITICAL,
+ JH7110_SYSCLK_CPU_BUS),
+ JH71X0_GATE(JH7110_SYSCLK_NOC_BUS_AXICFG0_AXI, "noc_bus_axicfg0_axi", CLK_IS_CRITICAL,
+ JH7110_SYSCLK_AXI_CFG0),
+ /* ddr */
+ JH71X0__DIV(JH7110_SYSCLK_OSC_DIV2, "osc_div2", 2, JH7110_SYSCLK_OSC),
+ JH71X0__DIV(JH7110_SYSCLK_PLL1_DIV4, "pll1_div4", 2, JH7110_SYSCLK_PLL1_DIV2),
+ JH71X0__DIV(JH7110_SYSCLK_PLL1_DIV8, "pll1_div8", 2, JH7110_SYSCLK_PLL1_DIV4),
+ JH71X0__MUX(JH7110_SYSCLK_DDR_BUS, "ddr_bus", 0, 4,
+ JH7110_SYSCLK_OSC_DIV2,
+ JH7110_SYSCLK_PLL1_DIV2,
+ JH7110_SYSCLK_PLL1_DIV4,
+ JH7110_SYSCLK_PLL1_DIV8),
+ JH71X0_GATE(JH7110_SYSCLK_DDR_AXI, "ddr_axi", CLK_IS_CRITICAL, JH7110_SYSCLK_DDR_BUS),
+ /* gpu */
+ JH71X0__DIV(JH7110_SYSCLK_GPU_CORE, "gpu_core", 7, JH7110_SYSCLK_GPU_ROOT),
+ JH71X0_GATE(JH7110_SYSCLK_GPU_CORE_CLK, "gpu_core_clk", 0, JH7110_SYSCLK_GPU_CORE),
+ JH71X0_GATE(JH7110_SYSCLK_GPU_SYS_CLK, "gpu_sys_clk", 0, JH7110_SYSCLK_ISP_AXI),
+ JH71X0_GATE(JH7110_SYSCLK_GPU_APB, "gpu_apb", 0, JH7110_SYSCLK_APB_BUS),
+ JH71X0_GDIV(JH7110_SYSCLK_GPU_RTC_TOGGLE, "gpu_rtc_toggle", 0, 12, JH7110_SYSCLK_OSC),
+ JH71X0_GATE(JH7110_SYSCLK_NOC_BUS_GPU_AXI, "noc_bus_gpu_axi", 0, JH7110_SYSCLK_GPU_CORE),
+ /* isp */
+ JH71X0_GATE(JH7110_SYSCLK_ISP_TOP_CORE, "isp_top_core", 0, JH7110_SYSCLK_ISP_2X),
+ JH71X0_GATE(JH7110_SYSCLK_ISP_TOP_AXI, "isp_top_axi", 0, JH7110_SYSCLK_ISP_AXI),
+ JH71X0_GATE(JH7110_SYSCLK_NOC_BUS_ISP_AXI, "noc_bus_isp_axi", CLK_IS_CRITICAL,
+ JH7110_SYSCLK_ISP_AXI),
+ /* hifi4 */
+ JH71X0__DIV(JH7110_SYSCLK_HIFI4_CORE, "hifi4_core", 15, JH7110_SYSCLK_BUS_ROOT),
+ JH71X0__DIV(JH7110_SYSCLK_HIFI4_AXI, "hifi4_axi", 2, JH7110_SYSCLK_HIFI4_CORE),
+ /* axi_cfg1 */
+ JH71X0_GATE(JH7110_SYSCLK_AXI_CFG1_MAIN, "axi_cfg1_main", CLK_IS_CRITICAL,
+ JH7110_SYSCLK_ISP_AXI),
+ JH71X0_GATE(JH7110_SYSCLK_AXI_CFG1_AHB, "axi_cfg1_ahb", CLK_IS_CRITICAL,
+ JH7110_SYSCLK_AHB0),
+ /* vout */
+ JH71X0_GATE(JH7110_SYSCLK_VOUT_SRC, "vout_src", 0, JH7110_SYSCLK_PLL2_OUT),
+ JH71X0__DIV(JH7110_SYSCLK_VOUT_AXI, "vout_axi", 7, JH7110_SYSCLK_PLL2_OUT),
+ JH71X0_GATE(JH7110_SYSCLK_NOC_BUS_DISP_AXI, "noc_bus_disp_axi", 0, JH7110_SYSCLK_VOUT_AXI),
+ JH71X0_GATE(JH7110_SYSCLK_VOUT_TOP_AHB, "vout_top_ahb", 0, JH7110_SYSCLK_AHB1),
+ JH71X0_GATE(JH7110_SYSCLK_VOUT_TOP_AXI, "vout_top_axi", 0, JH7110_SYSCLK_VOUT_AXI),
+ JH71X0_GATE(JH7110_SYSCLK_VOUT_TOP_HDMITX0_MCLK, "vout_top_hdmitx0_mclk", 0,
+ JH7110_SYSCLK_MCLK),
+ JH71X0__DIV(JH7110_SYSCLK_VOUT_TOP_MIPIPHY_REF, "vout_top_mipiphy_ref", 2,
+ JH7110_SYSCLK_OSC),
+ /* jpegc */
+ JH71X0__DIV(JH7110_SYSCLK_JPEGC_AXI, "jpegc_axi", 16, JH7110_SYSCLK_PLL2_OUT),
+ JH71X0_GATE(JH7110_SYSCLK_CODAJ12_AXI, "codaj12_axi", 0, JH7110_SYSCLK_JPEGC_AXI),
+ JH71X0_GDIV(JH7110_SYSCLK_CODAJ12_CORE, "codaj12_core", 0, 16, JH7110_SYSCLK_PLL2_OUT),
+ JH71X0_GATE(JH7110_SYSCLK_CODAJ12_APB, "codaj12_apb", 0, JH7110_SYSCLK_APB_BUS),
+ /* vdec */
+ JH71X0__DIV(JH7110_SYSCLK_VDEC_AXI, "vdec_axi", 7, JH7110_SYSCLK_BUS_ROOT),
+ JH71X0_GATE(JH7110_SYSCLK_WAVE511_AXI, "wave511_axi", 0, JH7110_SYSCLK_VDEC_AXI),
+ JH71X0_GDIV(JH7110_SYSCLK_WAVE511_BPU, "wave511_bpu", 0, 7, JH7110_SYSCLK_BUS_ROOT),
+ JH71X0_GDIV(JH7110_SYSCLK_WAVE511_VCE, "wave511_vce", 0, 7, JH7110_SYSCLK_PLL0_OUT),
+ JH71X0_GATE(JH7110_SYSCLK_WAVE511_APB, "wave511_apb", 0, JH7110_SYSCLK_APB_BUS),
+ JH71X0_GATE(JH7110_SYSCLK_VDEC_JPG, "vdec_jpg", 0, JH7110_SYSCLK_JPEGC_AXI),
+ JH71X0_GATE(JH7110_SYSCLK_VDEC_MAIN, "vdec_main", 0, JH7110_SYSCLK_VDEC_AXI),
+ JH71X0_GATE(JH7110_SYSCLK_NOC_BUS_VDEC_AXI, "noc_bus_vdec_axi", 0, JH7110_SYSCLK_VDEC_AXI),
+ /* venc */
+ JH71X0__DIV(JH7110_SYSCLK_VENC_AXI, "venc_axi", 15, JH7110_SYSCLK_PLL2_OUT),
+ JH71X0_GATE(JH7110_SYSCLK_WAVE420L_AXI, "wave420l_axi", 0, JH7110_SYSCLK_VENC_AXI),
+ JH71X0_GDIV(JH7110_SYSCLK_WAVE420L_BPU, "wave420l_bpu", 0, 15, JH7110_SYSCLK_PLL2_OUT),
+ JH71X0_GDIV(JH7110_SYSCLK_WAVE420L_VCE, "wave420l_vce", 0, 15, JH7110_SYSCLK_PLL2_OUT),
+ JH71X0_GATE(JH7110_SYSCLK_WAVE420L_APB, "wave420l_apb", 0, JH7110_SYSCLK_APB_BUS),
+ JH71X0_GATE(JH7110_SYSCLK_NOC_BUS_VENC_AXI, "noc_bus_venc_axi", 0, JH7110_SYSCLK_VENC_AXI),
+ /* axi_cfg0 */
+ JH71X0_GATE(JH7110_SYSCLK_AXI_CFG0_MAIN_DIV, "axi_cfg0_main_div", CLK_IS_CRITICAL,
+ JH7110_SYSCLK_AHB1),
+ JH71X0_GATE(JH7110_SYSCLK_AXI_CFG0_MAIN, "axi_cfg0_main", CLK_IS_CRITICAL,
+ JH7110_SYSCLK_AXI_CFG0),
+ JH71X0_GATE(JH7110_SYSCLK_AXI_CFG0_HIFI4, "axi_cfg0_hifi4", CLK_IS_CRITICAL,
+ JH7110_SYSCLK_HIFI4_AXI),
+ /* intmem */
+ JH71X0_GATE(JH7110_SYSCLK_AXIMEM2_AXI, "aximem2_axi", 0, JH7110_SYSCLK_AXI_CFG0),
+ /* qspi */
+ JH71X0_GATE(JH7110_SYSCLK_QSPI_AHB, "qspi_ahb", 0, JH7110_SYSCLK_AHB1),
+ JH71X0_GATE(JH7110_SYSCLK_QSPI_APB, "qspi_apb", 0, JH7110_SYSCLK_APB_BUS),
+ JH71X0__DIV(JH7110_SYSCLK_QSPI_REF_SRC, "qspi_ref_src", 16, JH7110_SYSCLK_PLL0_OUT),
+ JH71X0_GMUX(JH7110_SYSCLK_QSPI_REF, "qspi_ref", 0, 2,
+ JH7110_SYSCLK_OSC,
+ JH7110_SYSCLK_QSPI_REF_SRC),
+ /* sdio */
+ JH71X0_GATE(JH7110_SYSCLK_SDIO0_AHB, "sdio0_ahb", 0, JH7110_SYSCLK_AHB0),
+ JH71X0_GATE(JH7110_SYSCLK_SDIO1_AHB, "sdio1_ahb", 0, JH7110_SYSCLK_AHB0),
+ JH71X0_GDIV(JH7110_SYSCLK_SDIO0_SDCARD, "sdio0_sdcard", 0, 15, JH7110_SYSCLK_AXI_CFG0),
+ JH71X0_GDIV(JH7110_SYSCLK_SDIO1_SDCARD, "sdio1_sdcard", 0, 15, JH7110_SYSCLK_AXI_CFG0),
+ /* stg */
+ JH71X0__DIV(JH7110_SYSCLK_USB_125M, "usb_125m", 15, JH7110_SYSCLK_PLL0_OUT),
+ JH71X0_GATE(JH7110_SYSCLK_NOC_BUS_STG_AXI, "noc_bus_stg_axi", CLK_IS_CRITICAL,
+ JH7110_SYSCLK_NOCSTG_BUS),
+ /* gmac1 */
+ JH71X0_GATE(JH7110_SYSCLK_GMAC1_AHB, "gmac1_ahb", 0, JH7110_SYSCLK_AHB0),
+ JH71X0_GATE(JH7110_SYSCLK_GMAC1_AXI, "gmac1_axi", 0, JH7110_SYSCLK_STG_AXIAHB),
+ JH71X0__DIV(JH7110_SYSCLK_GMAC_SRC, "gmac_src", 7, JH7110_SYSCLK_PLL0_OUT),
+ JH71X0__DIV(JH7110_SYSCLK_GMAC1_GTXCLK, "gmac1_gtxclk", 15, JH7110_SYSCLK_PLL0_OUT),
+ JH71X0__DIV(JH7110_SYSCLK_GMAC1_RMII_RTX, "gmac1_rmii_rtx", 30,
+ JH7110_SYSCLK_GMAC1_RMII_REFIN),
+ JH71X0_GDIV(JH7110_SYSCLK_GMAC1_PTP, "gmac1_ptp", 0, 31, JH7110_SYSCLK_GMAC_SRC),
+ JH71X0__MUX(JH7110_SYSCLK_GMAC1_RX, "gmac1_rx", 0, 2,
+ JH7110_SYSCLK_GMAC1_RGMII_RXIN,
+ JH7110_SYSCLK_GMAC1_RMII_RTX),
+ JH71X0__INV(JH7110_SYSCLK_GMAC1_RX_INV, "gmac1_rx_inv", JH7110_SYSCLK_GMAC1_RX),
+ JH71X0_GMUX(JH7110_SYSCLK_GMAC1_TX, "gmac1_tx",
+ CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT, 2,
+ JH7110_SYSCLK_GMAC1_GTXCLK,
+ JH7110_SYSCLK_GMAC1_RMII_RTX),
+ JH71X0__INV(JH7110_SYSCLK_GMAC1_TX_INV, "gmac1_tx_inv", JH7110_SYSCLK_GMAC1_TX),
+ JH71X0_GATE(JH7110_SYSCLK_GMAC1_GTXC, "gmac1_gtxc", 0, JH7110_SYSCLK_GMAC1_GTXCLK),
+ /* gmac0 */
+ JH71X0_GDIV(JH7110_SYSCLK_GMAC0_GTXCLK, "gmac0_gtxclk", 0, 15, JH7110_SYSCLK_PLL0_OUT),
+ JH71X0_GDIV(JH7110_SYSCLK_GMAC0_PTP, "gmac0_ptp", 0, 31, JH7110_SYSCLK_GMAC_SRC),
+ JH71X0_GDIV(JH7110_SYSCLK_GMAC_PHY, "gmac_phy", 0, 31, JH7110_SYSCLK_GMAC_SRC),
+ JH71X0_GATE(JH7110_SYSCLK_GMAC0_GTXC, "gmac0_gtxc", 0, JH7110_SYSCLK_GMAC0_GTXCLK),
+ /* apb misc */
+ JH71X0_GATE(JH7110_SYSCLK_IOMUX_APB, "iomux_apb", 0, JH7110_SYSCLK_APB_BUS),
+ JH71X0_GATE(JH7110_SYSCLK_MAILBOX_APB, "mailbox_apb", 0, JH7110_SYSCLK_APB_BUS),
+ JH71X0_GATE(JH7110_SYSCLK_INT_CTRL_APB, "int_ctrl_apb", 0, JH7110_SYSCLK_APB_BUS),
+ /* can0 */
+ JH71X0_GATE(JH7110_SYSCLK_CAN0_APB, "can0_apb", 0, JH7110_SYSCLK_APB_BUS),
+ JH71X0_GDIV(JH7110_SYSCLK_CAN0_TIMER, "can0_timer", 0, 24, JH7110_SYSCLK_OSC),
+ JH71X0_GDIV(JH7110_SYSCLK_CAN0_CAN, "can0_can", 0, 63, JH7110_SYSCLK_PERH_ROOT),
+ /* can1 */
+ JH71X0_GATE(JH7110_SYSCLK_CAN1_APB, "can1_apb", 0, JH7110_SYSCLK_APB_BUS),
+ JH71X0_GDIV(JH7110_SYSCLK_CAN1_TIMER, "can1_timer", 0, 24, JH7110_SYSCLK_OSC),
+ JH71X0_GDIV(JH7110_SYSCLK_CAN1_CAN, "can1_can", 0, 63, JH7110_SYSCLK_PERH_ROOT),
+ /* pwm */
+ JH71X0_GATE(JH7110_SYSCLK_PWM_APB, "pwm_apb", 0, JH7110_SYSCLK_APB_BUS),
+ /* wdt */
+ JH71X0_GATE(JH7110_SYSCLK_WDT_APB, "wdt_apb", 0, JH7110_SYSCLK_APB_BUS),
+ JH71X0_GATE(JH7110_SYSCLK_WDT_CORE, "wdt_core", 0, JH7110_SYSCLK_OSC),
+ /* timer */
+ JH71X0_GATE(JH7110_SYSCLK_TIMER_APB, "timer_apb", 0, JH7110_SYSCLK_APB_BUS),
+ JH71X0_GATE(JH7110_SYSCLK_TIMER0, "timer0", 0, JH7110_SYSCLK_OSC),
+ JH71X0_GATE(JH7110_SYSCLK_TIMER1, "timer1", 0, JH7110_SYSCLK_OSC),
+ JH71X0_GATE(JH7110_SYSCLK_TIMER2, "timer2", 0, JH7110_SYSCLK_OSC),
+ JH71X0_GATE(JH7110_SYSCLK_TIMER3, "timer3", 0, JH7110_SYSCLK_OSC),
+ /* temp sensor */
+ JH71X0_GATE(JH7110_SYSCLK_TEMP_APB, "temp_apb", 0, JH7110_SYSCLK_APB_BUS),
+ JH71X0_GDIV(JH7110_SYSCLK_TEMP_CORE, "temp_core", 0, 24, JH7110_SYSCLK_OSC),
+ /* spi */
+ JH71X0_GATE(JH7110_SYSCLK_SPI0_APB, "spi0_apb", 0, JH7110_SYSCLK_APB0),
+ JH71X0_GATE(JH7110_SYSCLK_SPI1_APB, "spi1_apb", 0, JH7110_SYSCLK_APB0),
+ JH71X0_GATE(JH7110_SYSCLK_SPI2_APB, "spi2_apb", 0, JH7110_SYSCLK_APB0),
+ JH71X0_GATE(JH7110_SYSCLK_SPI3_APB, "spi3_apb", 0, JH7110_SYSCLK_APB_BUS),
+ JH71X0_GATE(JH7110_SYSCLK_SPI4_APB, "spi4_apb", 0, JH7110_SYSCLK_APB_BUS),
+ JH71X0_GATE(JH7110_SYSCLK_SPI5_APB, "spi5_apb", 0, JH7110_SYSCLK_APB_BUS),
+ JH71X0_GATE(JH7110_SYSCLK_SPI6_APB, "spi6_apb", 0, JH7110_SYSCLK_APB_BUS),
+ /* i2c */
+ JH71X0_GATE(JH7110_SYSCLK_I2C0_APB, "i2c0_apb", 0, JH7110_SYSCLK_APB0),
+ JH71X0_GATE(JH7110_SYSCLK_I2C1_APB, "i2c1_apb", 0, JH7110_SYSCLK_APB0),
+ JH71X0_GATE(JH7110_SYSCLK_I2C2_APB, "i2c2_apb", 0, JH7110_SYSCLK_APB0),
+ JH71X0_GATE(JH7110_SYSCLK_I2C3_APB, "i2c3_apb", 0, JH7110_SYSCLK_APB_BUS),
+ JH71X0_GATE(JH7110_SYSCLK_I2C4_APB, "i2c4_apb", 0, JH7110_SYSCLK_APB_BUS),
+ JH71X0_GATE(JH7110_SYSCLK_I2C5_APB, "i2c5_apb", 0, JH7110_SYSCLK_APB_BUS),
+ JH71X0_GATE(JH7110_SYSCLK_I2C6_APB, "i2c6_apb", 0, JH7110_SYSCLK_APB_BUS),
+ /* uart */
+ JH71X0_GATE(JH7110_SYSCLK_UART0_APB, "uart0_apb", 0, JH7110_SYSCLK_APB0),
+ JH71X0_GATE(JH7110_SYSCLK_UART0_CORE, "uart0_core", 0, JH7110_SYSCLK_OSC),
+ JH71X0_GATE(JH7110_SYSCLK_UART1_APB, "uart1_apb", 0, JH7110_SYSCLK_APB0),
+ JH71X0_GATE(JH7110_SYSCLK_UART1_CORE, "uart1_core", 0, JH7110_SYSCLK_OSC),
+ JH71X0_GATE(JH7110_SYSCLK_UART2_APB, "uart2_apb", 0, JH7110_SYSCLK_APB0),
+ JH71X0_GATE(JH7110_SYSCLK_UART2_CORE, "uart2_core", 0, JH7110_SYSCLK_OSC),
+ JH71X0_GATE(JH7110_SYSCLK_UART3_APB, "uart3_apb", 0, JH7110_SYSCLK_APB0),
+ JH71X0_GDIV(JH7110_SYSCLK_UART3_CORE, "uart3_core", 0, 10, JH7110_SYSCLK_PERH_ROOT),
+ JH71X0_GATE(JH7110_SYSCLK_UART4_APB, "uart4_apb", 0, JH7110_SYSCLK_APB0),
+ JH71X0_GDIV(JH7110_SYSCLK_UART4_CORE, "uart4_core", 0, 10, JH7110_SYSCLK_PERH_ROOT),
+ JH71X0_GATE(JH7110_SYSCLK_UART5_APB, "uart5_apb", 0, JH7110_SYSCLK_APB0),
+ JH71X0_GDIV(JH7110_SYSCLK_UART5_CORE, "uart5_core", 0, 10, JH7110_SYSCLK_PERH_ROOT),
+ /* pwmdac */
+ JH71X0_GATE(JH7110_SYSCLK_PWMDAC_APB, "pwmdac_apb", 0, JH7110_SYSCLK_APB0),
+ JH71X0_GDIV(JH7110_SYSCLK_PWMDAC_CORE, "pwmdac_core", 0, 256, JH7110_SYSCLK_AUDIO_ROOT),
+ /* spdif */
+ JH71X0_GATE(JH7110_SYSCLK_SPDIF_APB, "spdif_apb", 0, JH7110_SYSCLK_APB0),
+ JH71X0_GATE(JH7110_SYSCLK_SPDIF_CORE, "spdif_core", 0, JH7110_SYSCLK_MCLK),
+ /* i2stx0 */
+ JH71X0_GATE(JH7110_SYSCLK_I2STX0_APB, "i2stx0_apb", 0, JH7110_SYSCLK_APB0),
+ JH71X0_GDIV(JH7110_SYSCLK_I2STX0_BCLK_MST, "i2stx0_bclk_mst", 0, 32, JH7110_SYSCLK_MCLK),
+ JH71X0__INV(JH7110_SYSCLK_I2STX0_BCLK_MST_INV, "i2stx0_bclk_mst_inv",
+ JH7110_SYSCLK_I2STX0_BCLK_MST),
+ JH71X0_MDIV(JH7110_SYSCLK_I2STX0_LRCK_MST, "i2stx0_lrck_mst", 64, 2,
+ JH7110_SYSCLK_I2STX0_BCLK_MST_INV,
+ JH7110_SYSCLK_I2STX0_BCLK_MST),
+ JH71X0__MUX(JH7110_SYSCLK_I2STX0_BCLK, "i2stx0_bclk", 0, 2,
+ JH7110_SYSCLK_I2STX0_BCLK_MST,
+ JH7110_SYSCLK_I2STX_BCLK_EXT),
+ JH71X0__INV(JH7110_SYSCLK_I2STX0_BCLK_INV, "i2stx0_bclk_inv", JH7110_SYSCLK_I2STX0_BCLK),
+ JH71X0__MUX(JH7110_SYSCLK_I2STX0_LRCK, "i2stx0_lrck", 0, 2,
+ JH7110_SYSCLK_I2STX0_LRCK_MST,
+ JH7110_SYSCLK_I2STX_LRCK_EXT),
+ /* i2stx1 */
+ JH71X0_GATE(JH7110_SYSCLK_I2STX1_APB, "i2stx1_apb", 0, JH7110_SYSCLK_APB0),
+ JH71X0_GDIV(JH7110_SYSCLK_I2STX1_BCLK_MST, "i2stx1_bclk_mst", 0, 32, JH7110_SYSCLK_MCLK),
+ JH71X0__INV(JH7110_SYSCLK_I2STX1_BCLK_MST_INV, "i2stx1_bclk_mst_inv",
+ JH7110_SYSCLK_I2STX1_BCLK_MST),
+ JH71X0_MDIV(JH7110_SYSCLK_I2STX1_LRCK_MST, "i2stx1_lrck_mst", 64, 2,
+ JH7110_SYSCLK_I2STX1_BCLK_MST_INV,
+ JH7110_SYSCLK_I2STX1_BCLK_MST),
+ JH71X0__MUX(JH7110_SYSCLK_I2STX1_BCLK, "i2stx1_bclk", 0, 2,
+ JH7110_SYSCLK_I2STX1_BCLK_MST,
+ JH7110_SYSCLK_I2STX_BCLK_EXT),
+ JH71X0__INV(JH7110_SYSCLK_I2STX1_BCLK_INV, "i2stx1_bclk_inv", JH7110_SYSCLK_I2STX1_BCLK),
+ JH71X0__MUX(JH7110_SYSCLK_I2STX1_LRCK, "i2stx1_lrck", 0, 2,
+ JH7110_SYSCLK_I2STX1_LRCK_MST,
+ JH7110_SYSCLK_I2STX_LRCK_EXT),
+ /* i2srx */
+ JH71X0_GATE(JH7110_SYSCLK_I2SRX_APB, "i2srx_apb", 0, JH7110_SYSCLK_APB0),
+ JH71X0_GDIV(JH7110_SYSCLK_I2SRX_BCLK_MST, "i2srx_bclk_mst", 0, 32, JH7110_SYSCLK_MCLK),
+ JH71X0__INV(JH7110_SYSCLK_I2SRX_BCLK_MST_INV, "i2srx_bclk_mst_inv",
+ JH7110_SYSCLK_I2SRX_BCLK_MST),
+ JH71X0_MDIV(JH7110_SYSCLK_I2SRX_LRCK_MST, "i2srx_lrck_mst", 64, 2,
+ JH7110_SYSCLK_I2SRX_BCLK_MST_INV,
+ JH7110_SYSCLK_I2SRX_BCLK_MST),
+ JH71X0__MUX(JH7110_SYSCLK_I2SRX_BCLK, "i2srx_bclk", 0, 2,
+ JH7110_SYSCLK_I2SRX_BCLK_MST,
+ JH7110_SYSCLK_I2SRX_BCLK_EXT),
+ JH71X0__INV(JH7110_SYSCLK_I2SRX_BCLK_INV, "i2srx_bclk_inv", JH7110_SYSCLK_I2SRX_BCLK),
+ JH71X0__MUX(JH7110_SYSCLK_I2SRX_LRCK, "i2srx_lrck", 0, 2,
+ JH7110_SYSCLK_I2SRX_LRCK_MST,
+ JH7110_SYSCLK_I2SRX_LRCK_EXT),
+ /* pdm */
+ JH71X0_GDIV(JH7110_SYSCLK_PDM_DMIC, "pdm_dmic", 0, 64, JH7110_SYSCLK_MCLK),
+ JH71X0_GATE(JH7110_SYSCLK_PDM_APB, "pdm_apb", 0, JH7110_SYSCLK_APB0),
+ /* tdm */
+ JH71X0_GATE(JH7110_SYSCLK_TDM_AHB, "tdm_ahb", 0, JH7110_SYSCLK_AHB0),
+ JH71X0_GATE(JH7110_SYSCLK_TDM_APB, "tdm_apb", 0, JH7110_SYSCLK_APB0),
+ JH71X0_GDIV(JH7110_SYSCLK_TDM_INTERNAL, "tdm_internal", 0, 64, JH7110_SYSCLK_MCLK),
+ JH71X0__MUX(JH7110_SYSCLK_TDM_TDM, "tdm_tdm", 0, 2,
+ JH7110_SYSCLK_TDM_INTERNAL,
+ JH7110_SYSCLK_TDM_EXT),
+ JH71X0__INV(JH7110_SYSCLK_TDM_TDM_INV, "tdm_tdm_inv", JH7110_SYSCLK_TDM_TDM),
+ /* jtag */
+ JH71X0__DIV(JH7110_SYSCLK_JTAG_CERTIFICATION_TRNG, "jtag_certification_trng", 4,
+ JH7110_SYSCLK_OSC),
+};
+
+static void jh7110_reset_unregister_adev(void *_adev)
+{
+ struct auxiliary_device *adev = _adev;
+
+ auxiliary_device_delete(adev);
+ auxiliary_device_uninit(adev);
+}
+
+static void jh7110_reset_adev_release(struct device *dev)
+{
+ struct auxiliary_device *adev = to_auxiliary_dev(dev);
+ struct jh71x0_reset_adev *rdev = to_jh71x0_reset_adev(adev);
+
+ kfree(rdev);
+}
+
+int jh7110_reset_controller_register(struct jh71x0_clk_priv *priv,
+ const char *adev_name,
+ u32 adev_id)
+{
+ struct jh71x0_reset_adev *rdev;
+ struct auxiliary_device *adev;
+ int ret;
+
+ rdev = kzalloc_obj(*rdev);
+ if (!rdev)
+ return -ENOMEM;
+
+ rdev->base = priv->base;
+
+ adev = &rdev->adev;
+ adev->name = adev_name;
+ adev->dev.parent = priv->dev;
+ adev->dev.release = jh7110_reset_adev_release;
+ adev->id = adev_id;
+
+ ret = auxiliary_device_init(adev);
+ if (ret)
+ return ret;
+
+ ret = auxiliary_device_add(adev);
+ if (ret) {
+ auxiliary_device_uninit(adev);
+ return ret;
+ }
+
+ return devm_add_action_or_reset(priv->dev,
+ jh7110_reset_unregister_adev, adev);
+}
+EXPORT_SYMBOL_GPL(jh7110_reset_controller_register);
+
+/*
+ * This clock notifier is called when the rate of PLL0 clock is to be changed.
+ * The cpu_root clock should save the current parent clock and switch its parent
+ * clock to osc before PLL0 rate will be changed. Then switch its parent clock
+ * back after the PLL0 rate is completed.
+ */
+static int jh7110_pll0_clk_notifier_cb(struct notifier_block *nb,
+ unsigned long action, void *data)
+{
+ struct jh71x0_clk_priv *priv = container_of(nb, struct jh71x0_clk_priv, pll_clk_nb);
+ struct clk *cpu_root = priv->reg[JH7110_SYSCLK_CPU_ROOT].hw.clk;
+ int ret = 0;
+
+ if (action == PRE_RATE_CHANGE) {
+ struct clk *osc = clk_get(priv->dev, "osc");
+
+ priv->original_clk = clk_get_parent(cpu_root);
+ ret = clk_set_parent(cpu_root, osc);
+ clk_put(osc);
+ } else if (action == POST_RATE_CHANGE) {
+ ret = clk_set_parent(cpu_root, priv->original_clk);
+ }
+
+ return notifier_from_errno(ret);
+}
+
+static int __init jh7110_syscrg_probe(struct platform_device *pdev)
+{
+ struct jh71x0_clk_priv *priv;
+ unsigned int idx;
+ int ret;
+ struct clk *pllclk;
+
+ priv = devm_kzalloc(&pdev->dev,
+ struct_size(priv, reg, JH7110_SYSCLK_END),
+ GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ spin_lock_init(&priv->rmw_lock);
+ priv->num_reg = JH7110_SYSCLK_END;
+ priv->dev = &pdev->dev;
+ priv->base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(priv->base))
+ return PTR_ERR(priv->base);
+
+ /* Use fixed factor clocks if can not get the PLL clocks from DTS */
+ pllclk = clk_get(priv->dev, "pll0_out");
+ if (IS_ERR(pllclk)) {
+ /* 24MHz -> 1000.0MHz */
+ priv->pll[0] = devm_clk_hw_register_fixed_factor(priv->dev, "pll0_out",
+ "osc", 0, 125, 3);
+ if (IS_ERR(priv->pll[0]))
+ return PTR_ERR(priv->pll[0]);
+ } else {
+ priv->pll_clk_nb.notifier_call = jh7110_pll0_clk_notifier_cb;
+ ret = clk_notifier_register(pllclk, &priv->pll_clk_nb);
+ if (ret)
+ return ret;
+ priv->pll[0] = NULL;
+ }
+
+ pllclk = clk_get(priv->dev, "pll1_out");
+ if (IS_ERR(pllclk)) {
+ /* 24MHz -> 1066.0MHz */
+ priv->pll[1] = devm_clk_hw_register_fixed_factor(priv->dev, "pll1_out",
+ "osc", 0, 533, 12);
+ if (IS_ERR(priv->pll[1]))
+ return PTR_ERR(priv->pll[1]);
+ } else {
+ clk_put(pllclk);
+ priv->pll[1] = NULL;
+ }
+
+ pllclk = clk_get(priv->dev, "pll2_out");
+ if (IS_ERR(pllclk)) {
+ /* 24MHz -> 1188.0MHz */
+ priv->pll[2] = devm_clk_hw_register_fixed_factor(priv->dev, "pll2_out",
+ "osc", 0, 99, 2);
+ if (IS_ERR(priv->pll[2]))
+ return PTR_ERR(priv->pll[2]);
+ } else {
+ clk_put(pllclk);
+ priv->pll[2] = NULL;
+ }
+
+ for (idx = 0; idx < JH7110_SYSCLK_END; idx++) {
+ u32 max = jh7110_sysclk_data[idx].max;
+ struct clk_parent_data parents[4] = {};
+ struct clk_init_data init = {
+ .name = jh7110_sysclk_data[idx].name,
+ .ops = starfive_jh71x0_clk_ops(max),
+ .parent_data = parents,
+ .num_parents =
+ ((max & JH71X0_CLK_MUX_MASK) >> JH71X0_CLK_MUX_SHIFT) + 1,
+ .flags = jh7110_sysclk_data[idx].flags,
+ };
+ struct jh71x0_clk *clk = &priv->reg[idx];
+ unsigned int i;
+
+ for (i = 0; i < init.num_parents; i++) {
+ unsigned int pidx = jh7110_sysclk_data[idx].parents[i];
+
+ if (pidx < JH7110_SYSCLK_END)
+ parents[i].hw = &priv->reg[pidx].hw;
+ else if (pidx == JH7110_SYSCLK_OSC)
+ parents[i].fw_name = "osc";
+ else if (pidx == JH7110_SYSCLK_GMAC1_RMII_REFIN)
+ parents[i].fw_name = "gmac1_rmii_refin";
+ else if (pidx == JH7110_SYSCLK_GMAC1_RGMII_RXIN)
+ parents[i].fw_name = "gmac1_rgmii_rxin";
+ else if (pidx == JH7110_SYSCLK_I2STX_BCLK_EXT)
+ parents[i].fw_name = "i2stx_bclk_ext";
+ else if (pidx == JH7110_SYSCLK_I2STX_LRCK_EXT)
+ parents[i].fw_name = "i2stx_lrck_ext";
+ else if (pidx == JH7110_SYSCLK_I2SRX_BCLK_EXT)
+ parents[i].fw_name = "i2srx_bclk_ext";
+ else if (pidx == JH7110_SYSCLK_I2SRX_LRCK_EXT)
+ parents[i].fw_name = "i2srx_lrck_ext";
+ else if (pidx == JH7110_SYSCLK_TDM_EXT)
+ parents[i].fw_name = "tdm_ext";
+ else if (pidx == JH7110_SYSCLK_MCLK_EXT)
+ parents[i].fw_name = "mclk_ext";
+ else if (pidx == JH7110_SYSCLK_PLL0_OUT && !priv->pll[0])
+ parents[i].fw_name = "pll0_out";
+ else if (pidx == JH7110_SYSCLK_PLL1_OUT && !priv->pll[1])
+ parents[i].fw_name = "pll1_out";
+ else if (pidx == JH7110_SYSCLK_PLL2_OUT && !priv->pll[2])
+ parents[i].fw_name = "pll2_out";
+ else
+ parents[i].hw = priv->pll[pidx - JH7110_SYSCLK_PLL0_OUT];
+ }
+
+ clk->hw.init = &init;
+ clk->idx = idx;
+ clk->max_div = max & JH71X0_CLK_DIV_MASK;
+
+ ret = devm_clk_hw_register(&pdev->dev, &clk->hw);
+ if (ret)
+ return ret;
+ }
+
+ ret = devm_of_clk_add_hw_provider(&pdev->dev, jh71x0_clk_get, priv);
+ if (ret)
+ return ret;
+
+ return jh7110_reset_controller_register(priv, "rst-sys", 0);
+}
+
+static const struct of_device_id jh7110_syscrg_match[] = {
+ { .compatible = "starfive,jh7110-syscrg" },
+ { /* sentinel */ }
+};
+
+static struct platform_driver jh7110_syscrg_driver = {
+ .driver = {
+ .name = "clk-starfive-jh7110-sys",
+ .of_match_table = jh7110_syscrg_match,
+ .suppress_bind_attrs = true,
+ },
+};
+builtin_platform_driver_probe(jh7110_syscrg_driver, jh7110_syscrg_probe);
diff --git a/drivers/clk/starfive/clk-starfive-jh7110-vout.c b/drivers/clk/starfive/clk-starfive-jh7110-vout.c
new file mode 100644
index 000000000..bad20d5d7
--- /dev/null
+++ b/drivers/clk/starfive/clk-starfive-jh7110-vout.c
@@ -0,0 +1,227 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * StarFive JH7110 Video-Output Clock Driver
+ *
+ * Copyright (C) 2022-2023 StarFive Technology Co., Ltd.
+ */
+
+#include <linux/clk.h>
+#include <linux/clk-provider.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+#include <linux/reset.h>
+
+#include <dt-bindings/clock/starfive,jh7110-crg.h>
+
+#include "clk-starfive-jh7110.h"
+
+/* external clocks */
+#define JH7110_VOUTCLK_VOUT_SRC (JH7110_VOUTCLK_END + 0)
+#define JH7110_VOUTCLK_VOUT_TOP_AHB (JH7110_VOUTCLK_END + 1)
+#define JH7110_VOUTCLK_VOUT_TOP_AXI (JH7110_VOUTCLK_END + 2)
+#define JH7110_VOUTCLK_VOUT_TOP_HDMITX0_MCLK (JH7110_VOUTCLK_END + 3)
+#define JH7110_VOUTCLK_I2STX0_BCLK (JH7110_VOUTCLK_END + 4)
+#define JH7110_VOUTCLK_HDMITX0_PIXELCLK (JH7110_VOUTCLK_END + 5)
+#define JH7110_VOUTCLK_EXT_END (JH7110_VOUTCLK_END + 6)
+
+static struct clk_bulk_data jh7110_vout_top_clks[] = {
+ { .id = "vout_src" },
+ { .id = "vout_top_ahb" }
+};
+
+static const struct jh71x0_clk_data jh7110_voutclk_data[] = {
+ /* divider */
+ JH71X0__DIV(JH7110_VOUTCLK_APB, "apb", 8, JH7110_VOUTCLK_VOUT_TOP_AHB),
+ JH71X0__DIV(JH7110_VOUTCLK_DC8200_PIX, "dc8200_pix", 63, JH7110_VOUTCLK_VOUT_SRC),
+ JH71X0__DIV(JH7110_VOUTCLK_DSI_SYS, "dsi_sys", 31, JH7110_VOUTCLK_VOUT_SRC),
+ JH71X0__DIV(JH7110_VOUTCLK_TX_ESC, "tx_esc", 31, JH7110_VOUTCLK_VOUT_TOP_AHB),
+ /* dc8200 */
+ JH71X0_GATE(JH7110_VOUTCLK_DC8200_AXI, "dc8200_axi", 0, JH7110_VOUTCLK_VOUT_TOP_AXI),
+ JH71X0_GATE(JH7110_VOUTCLK_DC8200_CORE, "dc8200_core", 0, JH7110_VOUTCLK_VOUT_TOP_AXI),
+ JH71X0_GATE(JH7110_VOUTCLK_DC8200_AHB, "dc8200_ahb", 0, JH7110_VOUTCLK_VOUT_TOP_AHB),
+ JH71X0_GMUX(JH7110_VOUTCLK_DC8200_PIX0, "dc8200_pix0", 0, 2,
+ JH7110_VOUTCLK_DC8200_PIX,
+ JH7110_VOUTCLK_HDMITX0_PIXELCLK),
+ JH71X0_GMUX(JH7110_VOUTCLK_DC8200_PIX1, "dc8200_pix1", 0, 2,
+ JH7110_VOUTCLK_DC8200_PIX,
+ JH7110_VOUTCLK_HDMITX0_PIXELCLK),
+ /* LCD */
+ JH71X0_GMUX(JH7110_VOUTCLK_DOM_VOUT_TOP_LCD, "dom_vout_top_lcd", 0, 2,
+ JH7110_VOUTCLK_DC8200_PIX0,
+ JH7110_VOUTCLK_DC8200_PIX1),
+ /* dsiTx */
+ JH71X0_GATE(JH7110_VOUTCLK_DSITX_APB, "dsiTx_apb", 0, JH7110_VOUTCLK_DSI_SYS),
+ JH71X0_GATE(JH7110_VOUTCLK_DSITX_SYS, "dsiTx_sys", 0, JH7110_VOUTCLK_DSI_SYS),
+ JH71X0_GMUX(JH7110_VOUTCLK_DSITX_DPI, "dsiTx_dpi", 0, 2,
+ JH7110_VOUTCLK_DC8200_PIX,
+ JH7110_VOUTCLK_HDMITX0_PIXELCLK),
+ JH71X0_GATE(JH7110_VOUTCLK_DSITX_TXESC, "dsiTx_txesc", 0, JH7110_VOUTCLK_TX_ESC),
+ /* mipitx DPHY */
+ JH71X0_GATE(JH7110_VOUTCLK_MIPITX_DPHY_TXESC, "mipitx_dphy_txesc", 0,
+ JH7110_VOUTCLK_TX_ESC),
+ /* hdmi */
+ JH71X0_GATE(JH7110_VOUTCLK_HDMI_TX_MCLK, "hdmi_tx_mclk", 0,
+ JH7110_VOUTCLK_VOUT_TOP_HDMITX0_MCLK),
+ JH71X0_GATE(JH7110_VOUTCLK_HDMI_TX_BCLK, "hdmi_tx_bclk", 0,
+ JH7110_VOUTCLK_I2STX0_BCLK),
+ JH71X0_GATE(JH7110_VOUTCLK_HDMI_TX_SYS, "hdmi_tx_sys", 0, JH7110_VOUTCLK_APB),
+};
+
+static int jh7110_vout_top_rst_init(struct jh71x0_clk_priv *priv)
+{
+ struct reset_control *top_rst;
+
+ /* The reset should be shared and other Vout modules will use its. */
+ top_rst = devm_reset_control_get_shared(priv->dev, NULL);
+ if (IS_ERR(top_rst))
+ return dev_err_probe(priv->dev, PTR_ERR(top_rst), "failed to get top reset\n");
+
+ return reset_control_deassert(top_rst);
+}
+
+#ifdef CONFIG_PM
+static int jh7110_voutcrg_suspend(struct device *dev)
+{
+ struct jh7110_top_sysclk *top = dev_get_drvdata(dev);
+
+ clk_bulk_disable_unprepare(top->top_clks_num, top->top_clks);
+
+ return 0;
+}
+
+static int jh7110_voutcrg_resume(struct device *dev)
+{
+ struct jh7110_top_sysclk *top = dev_get_drvdata(dev);
+
+ return clk_bulk_prepare_enable(top->top_clks_num, top->top_clks);
+}
+
+static const struct dev_pm_ops jh7110_voutcrg_pm_ops = {
+ RUNTIME_PM_OPS(jh7110_voutcrg_suspend, jh7110_voutcrg_resume, NULL)
+};
+#endif
+
+static int jh7110_voutcrg_probe(struct platform_device *pdev)
+{
+ struct jh71x0_clk_priv *priv;
+ struct jh7110_top_sysclk *top;
+ unsigned int idx;
+ int ret;
+
+ priv = devm_kzalloc(&pdev->dev,
+ struct_size(priv, reg, JH7110_VOUTCLK_END),
+ GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ top = devm_kzalloc(&pdev->dev, sizeof(*top), GFP_KERNEL);
+ if (!top)
+ return -ENOMEM;
+
+ spin_lock_init(&priv->rmw_lock);
+ priv->num_reg = JH7110_VOUTCLK_END;
+ priv->dev = &pdev->dev;
+ priv->base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(priv->base))
+ return PTR_ERR(priv->base);
+
+ top->top_clks = jh7110_vout_top_clks;
+ top->top_clks_num = ARRAY_SIZE(jh7110_vout_top_clks);
+ ret = devm_clk_bulk_get(priv->dev, top->top_clks_num, top->top_clks);
+ if (ret)
+ return dev_err_probe(priv->dev, ret, "failed to get top clocks\n");
+ dev_set_drvdata(priv->dev, top);
+
+ /* enable power domain and clocks */
+ pm_runtime_enable(priv->dev);
+ ret = pm_runtime_resume_and_get(priv->dev);
+ if (ret < 0)
+ return dev_err_probe(priv->dev, ret, "failed to turn on power\n");
+
+ ret = jh7110_vout_top_rst_init(priv);
+ if (ret)
+ goto err_exit;
+
+ for (idx = 0; idx < JH7110_VOUTCLK_END; idx++) {
+ u32 max = jh7110_voutclk_data[idx].max;
+ struct clk_parent_data parents[4] = {};
+ struct clk_init_data init = {
+ .name = jh7110_voutclk_data[idx].name,
+ .ops = starfive_jh71x0_clk_ops(max),
+ .parent_data = parents,
+ .num_parents =
+ ((max & JH71X0_CLK_MUX_MASK) >> JH71X0_CLK_MUX_SHIFT) + 1,
+ .flags = jh7110_voutclk_data[idx].flags,
+ };
+ struct jh71x0_clk *clk = &priv->reg[idx];
+ unsigned int i;
+ const char *fw_name[JH7110_VOUTCLK_EXT_END - JH7110_VOUTCLK_END] = {
+ "vout_src",
+ "vout_top_ahb",
+ "vout_top_axi",
+ "vout_top_hdmitx0_mclk",
+ "i2stx0_bclk",
+ "hdmitx0_pixelclk"
+ };
+
+ for (i = 0; i < init.num_parents; i++) {
+ unsigned int pidx = jh7110_voutclk_data[idx].parents[i];
+
+ if (pidx < JH7110_VOUTCLK_END)
+ parents[i].hw = &priv->reg[pidx].hw;
+ else if (pidx < JH7110_VOUTCLK_EXT_END)
+ parents[i].fw_name = fw_name[pidx - JH7110_VOUTCLK_END];
+ }
+
+ clk->hw.init = &init;
+ clk->idx = idx;
+ clk->max_div = max & JH71X0_CLK_DIV_MASK;
+
+ ret = devm_clk_hw_register(&pdev->dev, &clk->hw);
+ if (ret)
+ goto err_exit;
+ }
+
+ ret = devm_of_clk_add_hw_provider(&pdev->dev, jh71x0_clk_get, priv);
+ if (ret)
+ goto err_exit;
+
+ ret = jh7110_reset_controller_register(priv, "rst-vo", 4);
+ if (ret)
+ goto err_exit;
+
+ return 0;
+
+err_exit:
+ pm_runtime_put_sync(priv->dev);
+ pm_runtime_disable(priv->dev);
+ return ret;
+}
+
+static void jh7110_voutcrg_remove(struct platform_device *pdev)
+{
+ pm_runtime_put_sync(&pdev->dev);
+ pm_runtime_disable(&pdev->dev);
+}
+
+static const struct of_device_id jh7110_voutcrg_match[] = {
+ { .compatible = "starfive,jh7110-voutcrg" },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, jh7110_voutcrg_match);
+
+static struct platform_driver jh7110_voutcrg_driver = {
+ .probe = jh7110_voutcrg_probe,
+ .remove = jh7110_voutcrg_remove,
+ .driver = {
+ .name = "clk-starfive-jh7110-vout",
+ .of_match_table = jh7110_voutcrg_match,
+ .pm = pm_ptr(&jh7110_voutcrg_pm_ops),
+ },
+};
+module_platform_driver(jh7110_voutcrg_driver);
+
+MODULE_AUTHOR("Xingyu Wu <xingyu.wu@starfivetech.com>");
+MODULE_DESCRIPTION("StarFive JH7110 Video-Output clock driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/clk/starfive/clk-starfive-jh7110.h b/drivers/clk/starfive/clk-starfive-jh7110.h
new file mode 100644
index 000000000..0659adae4
--- /dev/null
+++ b/drivers/clk/starfive/clk-starfive-jh7110.h
@@ -0,0 +1,17 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __CLK_STARFIVE_JH7110_H
+#define __CLK_STARFIVE_JH7110_H
+
+#include "clk-starfive-jh71x0.h"
+
+/* top clocks of ISP/VOUT domain from JH7110 SYSCRG */
+struct jh7110_top_sysclk {
+ struct clk_bulk_data *top_clks;
+ int top_clks_num;
+};
+
+int jh7110_reset_controller_register(struct jh71x0_clk_priv *priv,
+ const char *adev_name,
+ u32 adev_id);
+
+#endif
diff --git a/drivers/clk/starfive/clk-starfive-jh71x0.c b/drivers/clk/starfive/clk-starfive-jh71x0.c
new file mode 100644
index 000000000..80e915734
--- /dev/null
+++ b/drivers/clk/starfive/clk-starfive-jh71x0.c
@@ -0,0 +1,339 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * StarFive JH71X0 Clock Generator Driver
+ *
+ * Copyright (C) 2021-2022 Emil Renner Berthing <kernel@esmil.dk>
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/debugfs.h>
+#include <linux/device.h>
+#include <linux/io.h>
+
+#include "clk-starfive-jh71x0.h"
+
+static struct jh71x0_clk *jh71x0_clk_from(struct clk_hw *hw)
+{
+ return container_of(hw, struct jh71x0_clk, hw);
+}
+
+static struct jh71x0_clk_priv *jh71x0_priv_from(struct jh71x0_clk *clk)
+{
+ return container_of(clk, struct jh71x0_clk_priv, reg[clk->idx]);
+}
+
+static u32 jh71x0_clk_reg_get(struct jh71x0_clk *clk)
+{
+ struct jh71x0_clk_priv *priv = jh71x0_priv_from(clk);
+ void __iomem *reg = priv->base + 4 * clk->idx;
+
+ return readl_relaxed(reg);
+}
+
+static void jh71x0_clk_reg_rmw(struct jh71x0_clk *clk, u32 mask, u32 value)
+{
+ struct jh71x0_clk_priv *priv = jh71x0_priv_from(clk);
+ void __iomem *reg = priv->base + 4 * clk->idx;
+ unsigned long flags;
+
+ spin_lock_irqsave(&priv->rmw_lock, flags);
+ value |= readl_relaxed(reg) & ~mask;
+ writel_relaxed(value, reg);
+ spin_unlock_irqrestore(&priv->rmw_lock, flags);
+}
+
+static int jh71x0_clk_enable(struct clk_hw *hw)
+{
+ struct jh71x0_clk *clk = jh71x0_clk_from(hw);
+
+ jh71x0_clk_reg_rmw(clk, JH71X0_CLK_ENABLE, JH71X0_CLK_ENABLE);
+ return 0;
+}
+
+static void jh71x0_clk_disable(struct clk_hw *hw)
+{
+ struct jh71x0_clk *clk = jh71x0_clk_from(hw);
+
+ jh71x0_clk_reg_rmw(clk, JH71X0_CLK_ENABLE, 0);
+}
+
+static int jh71x0_clk_is_enabled(struct clk_hw *hw)
+{
+ struct jh71x0_clk *clk = jh71x0_clk_from(hw);
+
+ return !!(jh71x0_clk_reg_get(clk) & JH71X0_CLK_ENABLE);
+}
+
+static unsigned long jh71x0_clk_recalc_rate(struct clk_hw *hw,
+ unsigned long parent_rate)
+{
+ struct jh71x0_clk *clk = jh71x0_clk_from(hw);
+ u32 div = jh71x0_clk_reg_get(clk) & JH71X0_CLK_DIV_MASK;
+
+ return div ? parent_rate / div : 0;
+}
+
+static int jh71x0_clk_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
+{
+ struct jh71x0_clk *clk = jh71x0_clk_from(hw);
+ unsigned long parent = req->best_parent_rate;
+ unsigned long rate = clamp(req->rate, req->min_rate, req->max_rate);
+ unsigned long div = min_t(unsigned long, DIV_ROUND_UP(parent, rate), clk->max_div);
+ unsigned long result = parent / div;
+
+ /*
+ * we want the result clamped by min_rate and max_rate if possible:
+ * case 1: div hits the max divider value, which means it's less than
+ * parent / rate, so the result is greater than rate and min_rate in
+ * particular. we can't do anything about result > max_rate because the
+ * divider doesn't go any further.
+ * case 2: div = DIV_ROUND_UP(parent, rate) which means the result is
+ * always lower or equal to rate and max_rate. however the result may
+ * turn out lower than min_rate, but then the next higher rate is fine:
+ * div - 1 = ceil(parent / rate) - 1 < parent / rate
+ * and thus
+ * min_rate <= rate < parent / (div - 1)
+ */
+ if (result < req->min_rate && div > 1)
+ result = parent / (div - 1);
+
+ req->rate = result;
+ return 0;
+}
+
+static int jh71x0_clk_set_rate(struct clk_hw *hw,
+ unsigned long rate,
+ unsigned long parent_rate)
+{
+ struct jh71x0_clk *clk = jh71x0_clk_from(hw);
+ unsigned long div = clamp(DIV_ROUND_CLOSEST(parent_rate, rate),
+ 1UL, (unsigned long)clk->max_div);
+
+ jh71x0_clk_reg_rmw(clk, JH71X0_CLK_DIV_MASK, div);
+ return 0;
+}
+
+static unsigned long jh71x0_clk_frac_recalc_rate(struct clk_hw *hw,
+ unsigned long parent_rate)
+{
+ struct jh71x0_clk *clk = jh71x0_clk_from(hw);
+ u32 reg = jh71x0_clk_reg_get(clk);
+ unsigned long div100 = 100 * (reg & JH71X0_CLK_INT_MASK) +
+ ((reg & JH71X0_CLK_FRAC_MASK) >> JH71X0_CLK_FRAC_SHIFT);
+
+ return (div100 >= JH71X0_CLK_FRAC_MIN) ? 100 * parent_rate / div100 : 0;
+}
+
+static int jh71x0_clk_frac_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
+{
+ unsigned long parent100 = 100 * req->best_parent_rate;
+ unsigned long rate = clamp(req->rate, req->min_rate, req->max_rate);
+ unsigned long div100 = clamp(DIV_ROUND_CLOSEST(parent100, rate),
+ JH71X0_CLK_FRAC_MIN, JH71X0_CLK_FRAC_MAX);
+ unsigned long result = parent100 / div100;
+
+ /* clamp the result as in jh71x0_clk_determine_rate() above */
+ if (result > req->max_rate && div100 < JH71X0_CLK_FRAC_MAX)
+ result = parent100 / (div100 + 1);
+ if (result < req->min_rate && div100 > JH71X0_CLK_FRAC_MIN)
+ result = parent100 / (div100 - 1);
+
+ req->rate = result;
+ return 0;
+}
+
+static int jh71x0_clk_frac_set_rate(struct clk_hw *hw,
+ unsigned long rate,
+ unsigned long parent_rate)
+{
+ struct jh71x0_clk *clk = jh71x0_clk_from(hw);
+ unsigned long div100 = clamp(DIV_ROUND_CLOSEST(100 * parent_rate, rate),
+ JH71X0_CLK_FRAC_MIN, JH71X0_CLK_FRAC_MAX);
+ u32 value = ((div100 % 100) << JH71X0_CLK_FRAC_SHIFT) | (div100 / 100);
+
+ jh71x0_clk_reg_rmw(clk, JH71X0_CLK_DIV_MASK, value);
+ return 0;
+}
+
+static u8 jh71x0_clk_get_parent(struct clk_hw *hw)
+{
+ struct jh71x0_clk *clk = jh71x0_clk_from(hw);
+ u32 value = jh71x0_clk_reg_get(clk);
+
+ return (value & JH71X0_CLK_MUX_MASK) >> JH71X0_CLK_MUX_SHIFT;
+}
+
+static int jh71x0_clk_set_parent(struct clk_hw *hw, u8 index)
+{
+ struct jh71x0_clk *clk = jh71x0_clk_from(hw);
+ u32 value = (u32)index << JH71X0_CLK_MUX_SHIFT;
+
+ jh71x0_clk_reg_rmw(clk, JH71X0_CLK_MUX_MASK, value);
+ return 0;
+}
+
+static int jh71x0_clk_get_phase(struct clk_hw *hw)
+{
+ struct jh71x0_clk *clk = jh71x0_clk_from(hw);
+ u32 value = jh71x0_clk_reg_get(clk);
+
+ return (value & JH71X0_CLK_INVERT) ? 180 : 0;
+}
+
+static int jh71x0_clk_set_phase(struct clk_hw *hw, int degrees)
+{
+ struct jh71x0_clk *clk = jh71x0_clk_from(hw);
+ u32 value;
+
+ if (degrees == 0)
+ value = 0;
+ else if (degrees == 180)
+ value = JH71X0_CLK_INVERT;
+ else
+ return -EINVAL;
+
+ jh71x0_clk_reg_rmw(clk, JH71X0_CLK_INVERT, value);
+ return 0;
+}
+
+#ifdef CONFIG_DEBUG_FS
+static void jh71x0_clk_debug_init(struct clk_hw *hw, struct dentry *dentry)
+{
+ static const struct debugfs_reg32 jh71x0_clk_reg = {
+ .name = "CTRL",
+ .offset = 0,
+ };
+ struct jh71x0_clk *clk = jh71x0_clk_from(hw);
+ struct jh71x0_clk_priv *priv = jh71x0_priv_from(clk);
+ struct debugfs_regset32 *regset;
+
+ regset = devm_kzalloc(priv->dev, sizeof(*regset), GFP_KERNEL);
+ if (!regset)
+ return;
+
+ regset->regs = &jh71x0_clk_reg;
+ regset->nregs = 1;
+ regset->base = priv->base + 4 * clk->idx;
+
+ debugfs_create_regset32("registers", 0400, dentry, regset);
+}
+#else
+#define jh71x0_clk_debug_init NULL
+#endif
+
+static const struct clk_ops jh71x0_clk_gate_ops = {
+ .enable = jh71x0_clk_enable,
+ .disable = jh71x0_clk_disable,
+ .is_enabled = jh71x0_clk_is_enabled,
+ .debug_init = jh71x0_clk_debug_init,
+};
+
+static const struct clk_ops jh71x0_clk_div_ops = {
+ .recalc_rate = jh71x0_clk_recalc_rate,
+ .determine_rate = jh71x0_clk_determine_rate,
+ .set_rate = jh71x0_clk_set_rate,
+ .debug_init = jh71x0_clk_debug_init,
+};
+
+static const struct clk_ops jh71x0_clk_fdiv_ops = {
+ .recalc_rate = jh71x0_clk_frac_recalc_rate,
+ .determine_rate = jh71x0_clk_frac_determine_rate,
+ .set_rate = jh71x0_clk_frac_set_rate,
+ .debug_init = jh71x0_clk_debug_init,
+};
+
+static const struct clk_ops jh71x0_clk_gdiv_ops = {
+ .enable = jh71x0_clk_enable,
+ .disable = jh71x0_clk_disable,
+ .is_enabled = jh71x0_clk_is_enabled,
+ .recalc_rate = jh71x0_clk_recalc_rate,
+ .determine_rate = jh71x0_clk_determine_rate,
+ .set_rate = jh71x0_clk_set_rate,
+ .debug_init = jh71x0_clk_debug_init,
+};
+
+static const struct clk_ops jh71x0_clk_mux_ops = {
+ .determine_rate = __clk_mux_determine_rate,
+ .set_parent = jh71x0_clk_set_parent,
+ .get_parent = jh71x0_clk_get_parent,
+ .debug_init = jh71x0_clk_debug_init,
+};
+
+static const struct clk_ops jh71x0_clk_gmux_ops = {
+ .enable = jh71x0_clk_enable,
+ .disable = jh71x0_clk_disable,
+ .is_enabled = jh71x0_clk_is_enabled,
+ .determine_rate = __clk_mux_determine_rate,
+ .set_parent = jh71x0_clk_set_parent,
+ .get_parent = jh71x0_clk_get_parent,
+ .debug_init = jh71x0_clk_debug_init,
+};
+
+static const struct clk_ops jh71x0_clk_mdiv_ops = {
+ .recalc_rate = jh71x0_clk_recalc_rate,
+ .determine_rate = jh71x0_clk_determine_rate,
+ .get_parent = jh71x0_clk_get_parent,
+ .set_parent = jh71x0_clk_set_parent,
+ .set_rate = jh71x0_clk_set_rate,
+ .debug_init = jh71x0_clk_debug_init,
+};
+
+static const struct clk_ops jh71x0_clk_gmd_ops = {
+ .enable = jh71x0_clk_enable,
+ .disable = jh71x0_clk_disable,
+ .is_enabled = jh71x0_clk_is_enabled,
+ .recalc_rate = jh71x0_clk_recalc_rate,
+ .determine_rate = jh71x0_clk_determine_rate,
+ .get_parent = jh71x0_clk_get_parent,
+ .set_parent = jh71x0_clk_set_parent,
+ .set_rate = jh71x0_clk_set_rate,
+ .debug_init = jh71x0_clk_debug_init,
+};
+
+static const struct clk_ops jh71x0_clk_inv_ops = {
+ .get_phase = jh71x0_clk_get_phase,
+ .set_phase = jh71x0_clk_set_phase,
+ .debug_init = jh71x0_clk_debug_init,
+};
+
+const struct clk_ops *starfive_jh71x0_clk_ops(u32 max)
+{
+ if (max & JH71X0_CLK_DIV_MASK) {
+ if (max & JH71X0_CLK_MUX_MASK) {
+ if (max & JH71X0_CLK_ENABLE)
+ return &jh71x0_clk_gmd_ops;
+ return &jh71x0_clk_mdiv_ops;
+ }
+ if (max & JH71X0_CLK_ENABLE)
+ return &jh71x0_clk_gdiv_ops;
+ if (max == JH71X0_CLK_FRAC_MAX)
+ return &jh71x0_clk_fdiv_ops;
+ return &jh71x0_clk_div_ops;
+ }
+
+ if (max & JH71X0_CLK_MUX_MASK) {
+ if (max & JH71X0_CLK_ENABLE)
+ return &jh71x0_clk_gmux_ops;
+ return &jh71x0_clk_mux_ops;
+ }
+
+ if (max & JH71X0_CLK_ENABLE)
+ return &jh71x0_clk_gate_ops;
+
+ return &jh71x0_clk_inv_ops;
+}
+EXPORT_SYMBOL_GPL(starfive_jh71x0_clk_ops);
+
+struct clk_hw *jh71x0_clk_get(struct of_phandle_args *clkspec, void *data)
+{
+ struct jh71x0_clk_priv *priv = data;
+ unsigned int idx = clkspec->args[0];
+
+ if (idx < priv->num_reg)
+ return &priv->reg[idx].hw;
+
+ return ERR_PTR(-EINVAL);
+}
+EXPORT_SYMBOL_GPL(jh71x0_clk_get);
diff --git a/drivers/clk/starfive/clk-starfive-jh71x0.h b/drivers/clk/starfive/clk-starfive-jh71x0.h
new file mode 100644
index 000000000..9d5dec1d5
--- /dev/null
+++ b/drivers/clk/starfive/clk-starfive-jh71x0.h
@@ -0,0 +1,127 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __CLK_STARFIVE_JH71X0_H
+#define __CLK_STARFIVE_JH71X0_H
+
+#include <linux/bits.h>
+#include <linux/clk-provider.h>
+#include <linux/device.h>
+#include <linux/spinlock.h>
+
+/* register fields */
+#define JH71X0_CLK_ENABLE BIT(31)
+#define JH71X0_CLK_INVERT BIT(30)
+#define JH71X0_CLK_MUX_MASK GENMASK(27, 24)
+#define JH71X0_CLK_MUX_SHIFT 24
+#define JH71X0_CLK_DIV_MASK GENMASK(23, 0)
+#define JH71X0_CLK_FRAC_MASK GENMASK(15, 8)
+#define JH71X0_CLK_FRAC_SHIFT 8
+#define JH71X0_CLK_INT_MASK GENMASK(7, 0)
+
+/* fractional divider min/max */
+#define JH71X0_CLK_FRAC_MIN 100UL
+#define JH71X0_CLK_FRAC_MAX 25599UL
+
+/* clock data */
+struct jh71x0_clk_data {
+ const char *name;
+ unsigned long flags;
+ u32 max;
+ u8 parents[4];
+};
+
+#define JH71X0_GATE(_idx, _name, _flags, _parent) \
+[_idx] = { \
+ .name = _name, \
+ .flags = CLK_SET_RATE_PARENT | (_flags), \
+ .max = JH71X0_CLK_ENABLE, \
+ .parents = { [0] = _parent }, \
+}
+
+#define JH71X0__DIV(_idx, _name, _max, _parent) \
+[_idx] = { \
+ .name = _name, \
+ .flags = 0, \
+ .max = _max, \
+ .parents = { [0] = _parent }, \
+}
+
+#define JH71X0_GDIV(_idx, _name, _flags, _max, _parent) \
+[_idx] = { \
+ .name = _name, \
+ .flags = _flags, \
+ .max = JH71X0_CLK_ENABLE | (_max), \
+ .parents = { [0] = _parent }, \
+}
+
+#define JH71X0_FDIV(_idx, _name, _parent) \
+[_idx] = { \
+ .name = _name, \
+ .flags = 0, \
+ .max = JH71X0_CLK_FRAC_MAX, \
+ .parents = { [0] = _parent }, \
+}
+
+#define JH71X0__MUX(_idx, _name, _flags, _nparents, ...) \
+[_idx] = { \
+ .name = _name, \
+ .flags = _flags, \
+ .max = ((_nparents) - 1) << JH71X0_CLK_MUX_SHIFT, \
+ .parents = { __VA_ARGS__ }, \
+}
+
+#define JH71X0_GMUX(_idx, _name, _flags, _nparents, ...) \
+[_idx] = { \
+ .name = _name, \
+ .flags = _flags, \
+ .max = JH71X0_CLK_ENABLE | \
+ (((_nparents) - 1) << JH71X0_CLK_MUX_SHIFT), \
+ .parents = { __VA_ARGS__ }, \
+}
+
+#define JH71X0_MDIV(_idx, _name, _max, _nparents, ...) \
+[_idx] = { \
+ .name = _name, \
+ .flags = 0, \
+ .max = (((_nparents) - 1) << JH71X0_CLK_MUX_SHIFT) | (_max), \
+ .parents = { __VA_ARGS__ }, \
+}
+
+#define JH71X0__GMD(_idx, _name, _flags, _max, _nparents, ...) \
+[_idx] = { \
+ .name = _name, \
+ .flags = _flags, \
+ .max = JH71X0_CLK_ENABLE | \
+ (((_nparents) - 1) << JH71X0_CLK_MUX_SHIFT) | (_max), \
+ .parents = { __VA_ARGS__ }, \
+}
+
+#define JH71X0__INV(_idx, _name, _parent) \
+[_idx] = { \
+ .name = _name, \
+ .flags = CLK_SET_RATE_PARENT, \
+ .max = JH71X0_CLK_INVERT, \
+ .parents = { [0] = _parent }, \
+}
+
+struct jh71x0_clk {
+ struct clk_hw hw;
+ unsigned int idx;
+ unsigned int max_div;
+};
+
+struct jh71x0_clk_priv {
+ /* protect clk enable and set rate/parent from happening at the same time */
+ spinlock_t rmw_lock;
+ struct device *dev;
+ void __iomem *base;
+ struct clk *original_clk;
+ struct notifier_block pll_clk_nb;
+ struct clk_hw *pll[3];
+ unsigned int num_reg;
+ struct jh71x0_clk reg[] __counted_by(num_reg);
+};
+
+const struct clk_ops *starfive_jh71x0_clk_ops(u32 max);
+struct clk_hw *jh71x0_clk_get(struct of_phandle_args *clkspec, void *data);
+
+#endif