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From: Emil Renner Berthing <emil.renner.berthing@canonical.com>
To: Hal Feng <hal.feng@starfivetech.com>
Cc: linux-clk@vger.kernel.org, devicetree@vger.kernel.org,
	 linux-riscv@lists.infradead.org, Stephen Boyd <sboyd@kernel.org>,
	 Michael Turquette <mturquette@baylibre.com>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	 Rob Herring <robh+dt@kernel.org>,
	 Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Conor Dooley <conor@kernel.org>,
	 Palmer Dabbelt <palmer@dabbelt.com>,
	Paul Walmsley <paul.walmsley@sifive.com>,
	 Albert Ou <aou@eecs.berkeley.edu>,
	Ben Dooks <ben.dooks@sifive.com>,
	 Daniel Lezcano <daniel.lezcano@linaro.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	 Marc Zyngier <maz@kernel.org>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH v6 13/21] clk: starfive: Add StarFive JH7110 system clock driver
Date: Fri, 24 Mar 2023 15:39:54 +0100	[thread overview]
Message-ID: <CAJM55Z_jY67-SUZm3PDRKQTXZS4BJ6jUTBKXMqMTNW5MTFXK_g@mail.gmail.com> (raw)
In-Reply-To: <20230320103750.60295-14-hal.feng@starfivetech.com>

On Mon, 20 Mar 2023 at 11:38, Hal Feng <hal.feng@starfivetech.com> wrote:
>
> From: Emil Renner Berthing <kernel@esmil.dk>
>
> Add driver for the StarFive JH7110 system clock controller and
> register an auxiliary device for system reset controller which
> is named as "reset-sys".
>
> Tested-by: Tommaso Merciai <tomm.merciai@gmail.com>
> Signed-off-by: Emil Renner Berthing <kernel@esmil.dk>
> Co-developed-by: Hal Feng <hal.feng@starfivetech.com>
> Signed-off-by: Hal Feng <hal.feng@starfivetech.com>
> ---
>  drivers/clk/starfive/Kconfig                  |  11 +
>  drivers/clk/starfive/Makefile                 |   2 +
>  .../clk/starfive/clk-starfive-jh7110-sys.c    | 450 ++++++++++++++++++
>  drivers/clk/starfive/clk-starfive-jh71x0.c    |  50 ++
>  drivers/clk/starfive/clk-starfive-jh71x0.h    |   8 +
>  5 files changed, 521 insertions(+)
>  create mode 100644 drivers/clk/starfive/clk-starfive-jh7110-sys.c
>
> diff --git a/drivers/clk/starfive/Kconfig b/drivers/clk/starfive/Kconfig
> index 3ceeb19b5eda..670c5084aeb8 100644
> --- a/drivers/clk/starfive/Kconfig
> +++ b/drivers/clk/starfive/Kconfig
> @@ -20,3 +20,14 @@ config CLK_STARFIVE_JH7100_AUDIO
>         help
>           Say Y or M here to support the audio clocks on the StarFive JH7100
>           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
> +       default ARCH_STARFIVE
> +       help
> +         Say yes here to support the system clock controller on the
> +         StarFive JH7110 SoC.
> diff --git a/drivers/clk/starfive/Makefile b/drivers/clk/starfive/Makefile
> index 82edfa9f9cb8..5ca4e887fb9c 100644
> --- a/drivers/clk/starfive/Makefile
> +++ b/drivers/clk/starfive/Makefile
> @@ -3,3 +3,5 @@ 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_SYS)  += clk-starfive-jh7110-sys.o
> 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 000000000000..f98a508969c3
> --- /dev/null
> +++ b/drivers/clk/starfive/clk-starfive-jh7110-sys.c
> @@ -0,0 +1,450 @@
> +// 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/clk.h>
> +#include <linux/clk-provider.h>
> +#include <linux/init.h>
> +#include <linux/io.h>
> +#include <linux/platform_device.h>
> +
> +#include <dt-bindings/clock/starfive,jh7110-crg.h>
> +
> +#include "clk-starfive-jh71x0.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", 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", 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", 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", 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", 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", CLK_IGNORE_UNUSED, JH7110_SYSCLK_AHB1),
> +       JH71X0_GATE(JH7110_SYSCLK_QSPI_APB, "qspi_apb", CLK_IGNORE_UNUSED, JH7110_SYSCLK_APB_BUS),

Hi Hal,

Thanks for going through clocks marked with CLK_IGNORE_UNUSED and
either remove the flags or mark them as critical.. It seems you've
missed these two though.

> +       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", 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, 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", CLK_SET_RATE_PARENT,
> +                   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", CLK_SET_RATE_PARENT,
> +                   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",   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", 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", 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", 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", 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", 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", 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 struct clk_hw *jh7110_sysclk_get(struct of_phandle_args *clkspec, void *data)
> +{
> +       struct jh71x0_clk_priv *priv = data;
> +       unsigned int idx = clkspec->args[0];
> +
> +       if (idx < JH7110_SYSCLK_END)
> +               return &priv->reg[idx].hw;
> +
> +       if (idx >= JH7110_SYSCLK_PLL0_OUT && idx <= JH7110_SYSCLK_PLL2_OUT)
> +               return priv->pll[idx - JH7110_SYSCLK_PLL0_OUT];
> +
> +       return ERR_PTR(-EINVAL);
> +}
> +
> +static int __init jh7110_syscrg_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_SYSCLK_END),
> +                           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);
> +
> +       dev_set_drvdata(priv->dev, (void *)(&priv->base));
> +
> +       /*
> +        * These PLL clocks are not actually fixed factor clocks and can be
> +        * controlled by the syscon registers of JH7110. They will be dropped
> +        * and registered in the PLL clock driver instead.
> +        */
> +       /* 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]);
> +
> +       /* 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]);
> +
> +       /* 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]);
> +
> +       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 &&
> +                                pidx <= JH7110_SYSCLK_PLL2_OUT)
> +                               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, jh7110_sysclk_get, priv);
> +       if (ret)
> +               return ret;
> +
> +       return jh7110_reset_controller_register(priv, "reset-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-jh71x0.c b/drivers/clk/starfive/clk-starfive-jh71x0.c
> index b372083d11c3..a8c60630ae73 100644
> --- a/drivers/clk/starfive/clk-starfive-jh71x0.c
> +++ b/drivers/clk/starfive/clk-starfive-jh71x0.c
> @@ -5,6 +5,7 @@
>   * Copyright (C) 2021-2022 Emil Renner Berthing <kernel@esmil.dk>
>   */
>
> +#include <linux/auxiliary_bus.h>
>  #include <linux/clk-provider.h>
>  #include <linux/debugfs.h>
>  #include <linux/device.h>
> @@ -331,3 +332,52 @@ const struct clk_ops *starfive_jh71x0_clk_ops(u32 max)
>         return &jh71x0_clk_inv_ops;
>  }
>  EXPORT_SYMBOL_GPL(starfive_jh71x0_clk_ops);
> +
> +#if IS_ENABLED(CONFIG_CLK_STARFIVE_JH7110_SYS)
> +
> +static void jh7110_reset_unregister_adev(void *_adev)
> +{
> +       struct auxiliary_device *adev = _adev;
> +
> +       auxiliary_device_delete(adev);
> +}
> +
> +static void jh7110_reset_adev_release(struct device *dev)
> +{
> +       struct auxiliary_device *adev = to_auxiliary_dev(dev);
> +
> +       auxiliary_device_uninit(adev);
> +}
> +
> +int jh7110_reset_controller_register(struct jh71x0_clk_priv *priv,
> +                                    const char *adev_name,
> +                                    u32 adev_id)
> +{
> +       struct auxiliary_device *adev;
> +       int ret;
> +
> +       adev = devm_kzalloc(priv->dev, sizeof(*adev), GFP_KERNEL);
> +       if (!adev)
> +               return -ENOMEM;
> +
> +       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);
> +
> +#endif

Hey, sorry for not noticing this before, but is there a reason these
JH7110-specific functions must be added to the generic JH71x0 code?
Can't they be added to the JH7110 SYSCRG driver, and then let the
other CRG drivers depend on that (which they already do because of
clock dependencies)?

> diff --git a/drivers/clk/starfive/clk-starfive-jh71x0.h b/drivers/clk/starfive/clk-starfive-jh71x0.h
> index 34bb11c72eb7..cfe69aabd65a 100644
> --- a/drivers/clk/starfive/clk-starfive-jh71x0.h
> +++ b/drivers/clk/starfive/clk-starfive-jh71x0.h
> @@ -120,4 +120,12 @@ struct jh71x0_clk_priv {
>
>  const struct clk_ops *starfive_jh71x0_clk_ops(u32 max);
>
> +#if IS_ENABLED(CONFIG_CLK_STARFIVE_JH7110_SYS)
> +
> +int jh7110_reset_controller_register(struct jh71x0_clk_priv *priv,
> +                                    const char *adev_name,
> +                                    u32 adev_id);
> +
> +#endif
> +
>  #endif
> --
> 2.38.1
>

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  reply	other threads:[~2023-03-24 14:40 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-20 10:37 [PATCH v6 00/21] Basic clock, reset & device tree support for StarFive JH7110 RISC-V SoC Hal Feng
2023-03-20 10:37 ` [PATCH v6 01/21] clk: starfive: Replace SOC_STARFIVE with ARCH_STARFIVE Hal Feng
2023-03-20 10:37 ` [PATCH v6 02/21] clk: starfive: Factor out common JH7100 and JH7110 code Hal Feng
2023-03-20 10:37 ` [PATCH v6 03/21] clk: starfive: Rename clk-starfive-jh7100.h to clk-starfive-jh71x0.h Hal Feng
2023-03-20 10:37 ` [PATCH v6 04/21] clk: starfive: Rename "jh7100" to "jh71x0" for the common code Hal Feng
2023-03-20 10:37 ` [PATCH v6 05/21] reset: starfive: Replace SOC_STARFIVE with ARCH_STARFIVE Hal Feng
2023-03-20 10:37 ` [PATCH v6 06/21] reset: Create subdirectory for StarFive drivers Hal Feng
2023-03-20 10:37 ` [PATCH v6 07/21] reset: starfive: Factor out common JH71X0 reset code Hal Feng
2023-03-20 10:37 ` [PATCH v6 08/21] reset: starfive: Extract the " Hal Feng
2023-03-20 10:37 ` [PATCH v6 09/21] reset: starfive: Rename "jh7100" to "jh71x0" for the common code Hal Feng
2023-03-20 10:37 ` [PATCH v6 10/21] reset: starfive: jh71x0: Use 32bit I/O on 32bit registers Hal Feng
2023-03-20 10:37 ` [PATCH v6 11/21] dt-bindings: clock: Add StarFive JH7110 system clock and reset generator Hal Feng
2023-03-22 21:53   ` Conor Dooley
2023-03-22 23:57     ` Stephen Boyd
2023-03-23  7:44     ` Hal Feng
2023-03-23  9:01       ` Conor Dooley
2023-03-24  9:39         ` Emil Renner Berthing
2023-03-25 14:26           ` Hal Feng
2023-03-20 10:37 ` [PATCH v6 12/21] dt-bindings: clock: Add StarFive JH7110 always-on " Hal Feng
2023-03-20 10:37 ` [PATCH v6 13/21] clk: starfive: Add StarFive JH7110 system clock driver Hal Feng
2023-03-24 14:39   ` Emil Renner Berthing [this message]
2023-03-25 15:54     ` Hal Feng
2023-03-26 20:06       ` Emil Renner Berthing
2023-03-26 20:13   ` Emil Renner Berthing
2023-03-27 18:51   ` Stephen Boyd
2023-03-27 23:08   ` Emil Renner Berthing
2023-03-20 10:37 ` [PATCH v6 14/21] clk: starfive: Add StarFive JH7110 always-on " Hal Feng
2023-03-20 10:37 ` [PATCH v6 15/21] reset: starfive: Add StarFive JH7110 reset driver Hal Feng
2023-03-20 10:37 ` [PATCH v6 16/21] dt-bindings: timer: Add StarFive JH7110 clint Hal Feng
2023-03-20 10:37 ` [PATCH v6 17/21] dt-bindings: interrupt-controller: Add StarFive JH7110 plic Hal Feng
2023-03-20 10:37 ` [PATCH v6 18/21] dt-bindings: riscv: Add SiFive S7 compatible Hal Feng
2023-03-20 10:37 ` [PATCH v6 19/21] riscv: dts: starfive: Add initial StarFive JH7110 device tree Hal Feng
2023-03-22 22:02   ` Conor Dooley
2023-03-23  9:03     ` Conor Dooley
2023-03-24  7:03       ` Hal Feng
2023-03-20 10:37 ` [PATCH v6 20/21] riscv: dts: starfive: Add StarFive JH7110 pin function definitions Hal Feng
2023-03-20 10:37 ` [PATCH v6 21/21] riscv: dts: starfive: Add StarFive JH7110 VisionFive 2 board device tree Hal Feng
2023-03-21 23:03 ` [PATCH v6 00/21] Basic clock, reset & device tree support for StarFive JH7110 RISC-V SoC Conor Dooley
2023-03-21 23:57   ` Stephen Boyd
2023-03-22 21:06     ` Conor Dooley
2023-03-22 23:53       ` Stephen Boyd
2023-03-27 22:50 ` Conor Dooley
2023-03-28  1:42   ` Hal Feng

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