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From: Brian Masney <bmasney@redhat.com>
To: jian.hu@amlogic.com
Cc: Michael Turquette <mturquette@baylibre.com>,
	Stephen Boyd <sboyd@kernel.org>, Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Neil Armstrong <neil.armstrong@linaro.org>,
	Jerome Brunet <jbrunet@baylibre.com>,
	Xianwei Zhao <xianwei.zhao@amlogic.com>,
	Kevin Hilman <khilman@baylibre.com>,
	Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
	linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org,
	devicetree@vger.kernel.org, linux-amlogic@lists.infradead.org,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 09/10] clk: amlogic: Add A9 peripherals clock controller driver
Date: Mon, 11 May 2026 11:42:54 -0400	[thread overview]
Message-ID: <agH4_gClJW8CVV75@redhat.com> (raw)
In-Reply-To: <20260511-b4-a9_clk-v1-9-41cb4071b7c9@amlogic.com>

Hi Jian,

On Mon, May 11, 2026 at 08:47:31PM +0800, Jian Hu via B4 Relay wrote:
> From: Jian Hu <jian.hu@amlogic.com>
> 
> Add the peripherals clock controller driver for the Amlogic A9 SoC family.
> 
> Signed-off-by: Jian Hu <jian.hu@amlogic.com>
> ---
>  drivers/clk/meson/Kconfig          |   15 +
>  drivers/clk/meson/Makefile         |    1 +
>  drivers/clk/meson/a9-peripherals.c | 2317 ++++++++++++++++++++++++++++++++++++
>  3 files changed, 2333 insertions(+)
> 
> diff --git a/drivers/clk/meson/Kconfig b/drivers/clk/meson/Kconfig
> index 3549e67d6988..48a15a5e1323 100644
> --- a/drivers/clk/meson/Kconfig
> +++ b/drivers/clk/meson/Kconfig
> @@ -145,6 +145,21 @@ config COMMON_CLK_A9_PLL
>  	  device, AKA A9. PLLs are required by most peripheral to operate.
>  	  Say Y if you want A9 PLL clock controller to work.
>  
> +config COMMON_CLK_A9_PERIPHERALS
> +	tristate "Amlogic A9 SoC peripherals clock controller support"
> +	depends on ARM64

depends on ARM64 || COMPILE_TEST

> +	default ARCH_MESON
> +	select COMMON_CLK_MESON_REGMAP
> +	select COMMON_CLK_MESON_CLKC_UTILS
> +	select COMMON_CLK_MESON_DUALDIV
> +	select COMMON_CLK_MESON_VID_PLL_DIV
> +	imply COMMON_CLK_SCMI
> +	imply COMMON_CLK_A9_PLL
> +	help
> +	  Support for the peripherals clock controller on Amlogic A311Y3 based
> +	  device, AKA A9. Peripherals are required by most peripheral to operate.
> +	  Say Y if you want A9 peripherals clock controller to work.
> +
>  config COMMON_CLK_C3_PLL
>  	tristate "Amlogic C3 PLL clock controller"
>  	depends on ARM64
> diff --git a/drivers/clk/meson/Makefile b/drivers/clk/meson/Makefile
> index 77636033061f..2b5b67b14efc 100644
> --- a/drivers/clk/meson/Makefile
> +++ b/drivers/clk/meson/Makefile
> @@ -20,6 +20,7 @@ obj-$(CONFIG_COMMON_CLK_AXG_AUDIO) += axg-audio.o
>  obj-$(CONFIG_COMMON_CLK_A1_PLL) += a1-pll.o
>  obj-$(CONFIG_COMMON_CLK_A1_PERIPHERALS) += a1-peripherals.o
>  obj-$(CONFIG_COMMON_CLK_A9_PLL) += a9-pll.o
> +obj-$(CONFIG_COMMON_CLK_A9_PERIPHERALS) += a9-peripherals.o
>  obj-$(CONFIG_COMMON_CLK_C3_PLL) += c3-pll.o
>  obj-$(CONFIG_COMMON_CLK_C3_PERIPHERALS) += c3-peripherals.o
>  obj-$(CONFIG_COMMON_CLK_GXBB) += gxbb.o gxbb-aoclk.o
> diff --git a/drivers/clk/meson/a9-peripherals.c b/drivers/clk/meson/a9-peripherals.c
> new file mode 100644
> index 000000000000..338a91c473ea
> --- /dev/null
> +++ b/drivers/clk/meson/a9-peripherals.c
> @@ -0,0 +1,2317 @@
> +// SPDX-License-Identifier: (GPL-2.0-only OR MIT)
> +/*
> + * Copyright (C) 2026 Amlogic, Inc. All rights reserved
> + */
> +
> +#include <linux/clk-provider.h>
> +#include <linux/platform_device.h>
> +#include <dt-bindings/clock/amlogic,a9-peripherals-clkc.h>
> +#include "clk-regmap.h"
> +#include "clk-dualdiv.h"
> +#include "vid-pll-div.h"
> +#include "meson-clkc-utils.h"

Sort the headers.

> +
> +#define SYS_CLK_EN0_REG0			0x30
> +#define SYS_CLK_EN0_REG1			0x34
> +#define SYS_CLK_EN0_REG2			0x38
> +#define SYS_CLK_EN0_REG3			0x3c
> +#define SD_EMMC_CLK_CTRL0			0x90
> +#define SD_EMMC_CLK_CTRL1			0x94
> +#define PWM_CLK_H_CTRL				0xbc
> +#define PWM_CLK_I_CTRL				0xc0
> +#define PWM_CLK_J_CTRL				0xc4
> +#define PWM_CLK_K_CTRL				0xc8
> +#define PWM_CLK_L_CTRL				0xcc
> +#define PWM_CLK_M_CTRL				0xd0
> +#define PWM_CLK_N_CTRL				0xd4
> +#define SPISG_CLK_CTRL				0x100
> +#define SPISG_CLK_CTRL1				0x104
> +#define SAR_CLK_CTRL				0x150
> +#define AMFC_CLK_CTRL				0x154
> +#define NNA_CLK_CTRL				0x15c
> +#define USB_CLK_CTRL				0x160
> +#define PCIE_TL_CLK_CTRL			0x164
> +#define CMPR_CLK_CTRL				0x168
> +#define DEWARP_CLK_CTRL				0x16c
> +#define SC_CLK_CTRL				0x170
> +#define DPTX_CLK_CTRL				0x178
> +#define ISP_CLK_CTRL				0x17c
> +#define CVE_CLK_CTRL				0x180
> +#define PP_CLK_CTRL				0x184
> +#define GLB_CLK_CTRL				0x188
> +#define USB_CLK_CTRL0				0x18c
> +#define USB_CLK_CTRL1				0x190
> +#define CAN_CLK_CTRL				0x194
> +#define CAN_CLK_CTRL1				0x198
> +#define I3C_CLK_CTRL				0x19c
> +#define TS_CLK_CTRL				0x1a0
> +#define ETH_CLK_CTRL				0x1a4
> +#define GEN_CLK_CTRL				0x1a8
> +#define CLK12_24_CTRL				0x1ac
> +#define MALI_CLK_CTRL				0x200
> +#define MALI_STACK_CLK_CTRL			0x204
> +#define DSPA_CLK_CTRL				0x220
> +#define HEVCF_CLK_CTRL				0x240
> +#define HCODEC_CLK_CTRL				0x244
> +#define VPU_CLK_CTRL				0x260
> +#define VAPB_CLK_CTRL				0x268
> +#define VPU_CLKB_CTRL				0x280
> +#define HDMI_CLK_CTRL				0x284
> +#define HTX_CLK_CTRL				0x28c
> +#define HTX_CLK_CTRL1				0x290
> +#define HRX_CLK_CTRL				0x294
> +#define HRX_CLK_CTRL1				0x298
> +#define HRX_CLK_CTRL2				0x29c
> +#define HRX_CLK_CTRL3				0x2a0
> +#define VID_LOCK_CLK_CTRL			0x2a4
> +#define VDIN_MEAS_CLK_CTRL			0x2a8
> +#define VID_PLL_CLK_DIV				0x2b0
> +#define VID_CLK_CTRL				0x2c0
> +#define VID_CLK_CTRL2				0x2c4
> +#define VID_CLK_DIV				0x2c8
> +#define VIID_CLK_DIV				0x2cc
> +#define VIID_CLK_CTRL				0x2d0
> +#define MIPI_CSI_PHY_CLK_CTRL			0x2e0
> +#define DSI_MEAS_CLK_CTRL			0x2f4
> +
> +#define A9_COMP_SEL(_name, _reg, _shift, _mask, _pdata, _table) \
> +	MESON_COMP_SEL(a9_, _name, _reg, _shift, _mask, _pdata, _table, 0, 0)
> +
> +#define A9_COMP_DIV(_name, _reg, _shift, _width) \
> +	MESON_COMP_DIV(a9_, _name, _reg, _shift, _width, 0, CLK_SET_RATE_PARENT)
> +
> +#define A9_COMP_GATE(_name, _reg, _bit, _iflags) \
> +	MESON_COMP_GATE(a9_, _name, _reg, _bit, CLK_SET_RATE_PARENT | (_iflags))
> +
> +static const struct clk_parent_data a9_sys_pclk_parents = { .fw_name = "sys" };
> +
> +#define A9_SYS_PCLK(_name, _reg, _bit) \
> +	MESON_PCLK(a9_##_name, _reg, _bit, &a9_sys_pclk_parents, 0)
> +
> +static A9_SYS_PCLK(sys_am_axi,		SYS_CLK_EN0_REG0, 0);
> +static A9_SYS_PCLK(sys_dos,		SYS_CLK_EN0_REG0, 1);
> +static A9_SYS_PCLK(sys_mipi_dsi,	SYS_CLK_EN0_REG0, 3);
> +static A9_SYS_PCLK(sys_eth_phy,		SYS_CLK_EN0_REG0, 4);
> +static A9_SYS_PCLK(sys_amfc,		SYS_CLK_EN0_REG0, 5);
> +static A9_SYS_PCLK(sys_mali,		SYS_CLK_EN0_REG0, 6);
> +static A9_SYS_PCLK(sys_nna,		SYS_CLK_EN0_REG0, 7);
> +static A9_SYS_PCLK(sys_eth_axi,		SYS_CLK_EN0_REG0, 8);
> +static A9_SYS_PCLK(sys_dp_apb,		SYS_CLK_EN0_REG0, 9);
> +static A9_SYS_PCLK(sys_edptx_apb,	SYS_CLK_EN0_REG0, 10);
> +static A9_SYS_PCLK(sys_u3hsg,		SYS_CLK_EN0_REG0, 11);
> +static A9_SYS_PCLK(sys_aucpu,		SYS_CLK_EN0_REG0, 14);
> +static A9_SYS_PCLK(sys_glb,		SYS_CLK_EN0_REG0, 15);
> +static A9_SYS_PCLK(sys_combo_dphy_apb,	SYS_CLK_EN0_REG0, 17);
> +static A9_SYS_PCLK(sys_hdmirx_apb,	SYS_CLK_EN0_REG0, 18);
> +static A9_SYS_PCLK(sys_hdmirx_pclk,	SYS_CLK_EN0_REG0, 19);
> +static A9_SYS_PCLK(sys_mipi_dsi_phy,	SYS_CLK_EN0_REG0, 20);
> +static A9_SYS_PCLK(sys_can0,		SYS_CLK_EN0_REG0, 21);
> +static A9_SYS_PCLK(sys_can1,		SYS_CLK_EN0_REG0, 22);
> +static A9_SYS_PCLK(sys_sd_emmc_a,	SYS_CLK_EN0_REG0, 24);
> +static A9_SYS_PCLK(sys_sd_emmc_b,	SYS_CLK_EN0_REG0, 25);
> +static A9_SYS_PCLK(sys_sd_emmc_c,	SYS_CLK_EN0_REG0, 26);
> +static A9_SYS_PCLK(sys_sc,		SYS_CLK_EN0_REG0, 27);
> +static A9_SYS_PCLK(sys_acodec,		SYS_CLK_EN0_REG0, 28);
> +static A9_SYS_PCLK(sys_mipi_isp,	SYS_CLK_EN0_REG0, 29);
> +static A9_SYS_PCLK(sys_msr,		SYS_CLK_EN0_REG0, 30);
> +static A9_SYS_PCLK(sys_audio,		SYS_CLK_EN0_REG1, 0);
> +static A9_SYS_PCLK(sys_mipi_dsi_b,	SYS_CLK_EN0_REG1, 1);
> +static A9_SYS_PCLK(sys_mipi_dsi1_phy,	SYS_CLK_EN0_REG1, 2);
> +static A9_SYS_PCLK(sys_eth,		SYS_CLK_EN0_REG1, 3);
> +static A9_SYS_PCLK(sys_eth_1g_mac,	SYS_CLK_EN0_REG1, 4);
> +static A9_SYS_PCLK(sys_uart_a,		SYS_CLK_EN0_REG1, 5);
> +static A9_SYS_PCLK(sys_uart_f,		SYS_CLK_EN0_REG1, 10);
> +static A9_SYS_PCLK(sys_ts_a55,		SYS_CLK_EN0_REG1, 11);
> +static A9_SYS_PCLK(sys_eth_1g_axi,	SYS_CLK_EN0_REG1, 12);
> +static A9_SYS_PCLK(sys_ts_dos,		SYS_CLK_EN0_REG1, 13);
> +static A9_SYS_PCLK(sys_u3drd_b,		SYS_CLK_EN0_REG1, 14);
> +static A9_SYS_PCLK(sys_ts_core,		SYS_CLK_EN0_REG1, 15);
> +static A9_SYS_PCLK(sys_ts_pll,		SYS_CLK_EN0_REG1, 16);
> +static A9_SYS_PCLK(sys_csi_dig_clkin,	SYS_CLK_EN0_REG1, 18);
> +static A9_SYS_PCLK(sys_cve,		SYS_CLK_EN0_REG1, 19);
> +static A9_SYS_PCLK(sys_ge2d,		SYS_CLK_EN0_REG1, 20);
> +static A9_SYS_PCLK(sys_spisg,		SYS_CLK_EN0_REG1, 21);
> +static A9_SYS_PCLK(sys_u3drd_1,		SYS_CLK_EN0_REG1, 22);
> +static A9_SYS_PCLK(sys_u2h,		SYS_CLK_EN0_REG1, 23);
> +static A9_SYS_PCLK(sys_pcie_mac_a,	SYS_CLK_EN0_REG1, 24);
> +static A9_SYS_PCLK(sys_u3drd_a,		SYS_CLK_EN0_REG1, 25);
> +static A9_SYS_PCLK(sys_u2drd,		SYS_CLK_EN0_REG1, 26);
> +static A9_SYS_PCLK(sys_pcie_phy,	SYS_CLK_EN0_REG1, 27);
> +static A9_SYS_PCLK(sys_pcie_mac_b,	SYS_CLK_EN0_REG1, 28);
> +static A9_SYS_PCLK(sys_periph,		SYS_CLK_EN0_REG1, 29);
> +static A9_SYS_PCLK(sys_pio,		SYS_CLK_EN0_REG2, 0);
> +static A9_SYS_PCLK(sys_i3c,		SYS_CLK_EN0_REG2, 1);
> +static A9_SYS_PCLK(sys_i2c_m_e,		SYS_CLK_EN0_REG2, 2);
> +static A9_SYS_PCLK(sys_i2c_m_f,		SYS_CLK_EN0_REG2, 3);
> +static A9_SYS_PCLK(sys_hdmitx_apb,	SYS_CLK_EN0_REG2, 4);
> +static A9_SYS_PCLK(sys_i2c_m_i,		SYS_CLK_EN0_REG2, 5);
> +static A9_SYS_PCLK(sys_i2c_m_g,		SYS_CLK_EN0_REG2, 6);
> +static A9_SYS_PCLK(sys_i2c_m_h,		SYS_CLK_EN0_REG2, 7);
> +static A9_SYS_PCLK(sys_hdmi20_aes,	SYS_CLK_EN0_REG2, 9);
> +static A9_SYS_PCLK(sys_csi2_host,	SYS_CLK_EN0_REG2, 16);
> +static A9_SYS_PCLK(sys_csi2_adapt,	SYS_CLK_EN0_REG2, 17);
> +static A9_SYS_PCLK(sys_dspa,		SYS_CLK_EN0_REG2, 21);
> +static A9_SYS_PCLK(sys_pp_dma,		SYS_CLK_EN0_REG2, 22);
> +static A9_SYS_PCLK(sys_pp_wrapper,	SYS_CLK_EN0_REG2, 23);
> +static A9_SYS_PCLK(sys_vpu_intr,	SYS_CLK_EN0_REG2, 25);
> +static A9_SYS_PCLK(sys_csi2_phy,	SYS_CLK_EN0_REG2, 27);
> +static A9_SYS_PCLK(sys_saradc,		SYS_CLK_EN0_REG2, 28);
> +static A9_SYS_PCLK(sys_pwm_j,		SYS_CLK_EN0_REG2, 30);
> +static A9_SYS_PCLK(sys_pwm_i,		SYS_CLK_EN0_REG2, 31);
> +static A9_SYS_PCLK(sys_pwm_h,		SYS_CLK_EN0_REG3, 0);
> +static A9_SYS_PCLK(sys_pwm_n,		SYS_CLK_EN0_REG3, 8);
> +static A9_SYS_PCLK(sys_pwm_m,		SYS_CLK_EN0_REG3, 9);
> +static A9_SYS_PCLK(sys_pwm_l,		SYS_CLK_EN0_REG3, 10);
> +static A9_SYS_PCLK(sys_pwm_k,		SYS_CLK_EN0_REG3, 11);
> +
> +/* Channel 5 is unconnected. */
> +static u32 a9_sd_emmc_parents_val_table[] = { 0, 1, 2, 3, 4, 6, 7 };
> +static const struct clk_parent_data a9_sd_emmc_parents[] = {
> +	{ .fw_name = "xtal", },
> +	{ .fw_name = "fdiv2", },
> +	{ .fw_name = "fdiv3", },
> +	{ .fw_name = "hifi0", },
> +	{ .fw_name = "fdiv2p5", },
> +	{ .fw_name = "gp1", },
> +	{ .fw_name = "gp0", }
> +};
> +
> +static A9_COMP_SEL(sd_emmc_a, SD_EMMC_CLK_CTRL0, 9, 0x7, a9_sd_emmc_parents,
> +		   a9_sd_emmc_parents_val_table);
> +static A9_COMP_DIV(sd_emmc_a, SD_EMMC_CLK_CTRL0, 0, 7);
> +static A9_COMP_GATE(sd_emmc_a, SD_EMMC_CLK_CTRL0, 8, 0);
> +
> +static A9_COMP_SEL(sd_emmc_b, SD_EMMC_CLK_CTRL0, 25, 0x7, a9_sd_emmc_parents,
> +		   a9_sd_emmc_parents_val_table);
> +static A9_COMP_DIV(sd_emmc_b, SD_EMMC_CLK_CTRL0, 16, 7);
> +static A9_COMP_GATE(sd_emmc_b, SD_EMMC_CLK_CTRL0, 24, 0);
> +
> +static A9_COMP_SEL(sd_emmc_c, SD_EMMC_CLK_CTRL1, 9, 0x7, a9_sd_emmc_parents,
> +		   a9_sd_emmc_parents_val_table);
> +static A9_COMP_DIV(sd_emmc_c, SD_EMMC_CLK_CTRL1, 0, 7);
> +static A9_COMP_GATE(sd_emmc_c, SD_EMMC_CLK_CTRL1, 8, 0);
> +
> +static const struct clk_parent_data a9_pwm_parents[] = {
> +	{ .fw_name = "xtal", },
> +	{ .fw_name = "fdiv5", },
> +	{ .fw_name = "fdiv4", },
> +	{ .fw_name = "fdiv3", }
> +};
> +
> +static A9_COMP_SEL(pwm_h, PWM_CLK_H_CTRL, 9, 0x7, a9_pwm_parents, NULL);
> +static A9_COMP_DIV(pwm_h, PWM_CLK_H_CTRL, 0, 8);
> +static A9_COMP_GATE(pwm_h, PWM_CLK_H_CTRL, 8, 0);
> +
> +static A9_COMP_SEL(pwm_i, PWM_CLK_I_CTRL, 9, 0x7, a9_pwm_parents, NULL);
> +static A9_COMP_DIV(pwm_i, PWM_CLK_I_CTRL, 0, 8);
> +static A9_COMP_GATE(pwm_i, PWM_CLK_I_CTRL, 8, 0);
> +
> +static A9_COMP_SEL(pwm_j, PWM_CLK_J_CTRL, 9, 0x7, a9_pwm_parents, NULL);
> +static A9_COMP_DIV(pwm_j, PWM_CLK_J_CTRL, 0, 8);
> +static A9_COMP_GATE(pwm_j, PWM_CLK_J_CTRL, 8, 0);
> +
> +static A9_COMP_SEL(pwm_k, PWM_CLK_K_CTRL, 9, 0x7, a9_pwm_parents, NULL);
> +static A9_COMP_DIV(pwm_k, PWM_CLK_K_CTRL, 0, 8);
> +static A9_COMP_GATE(pwm_k, PWM_CLK_K_CTRL, 8, 0);
> +
> +static A9_COMP_SEL(pwm_l, PWM_CLK_L_CTRL, 9, 0x7, a9_pwm_parents, NULL);
> +static A9_COMP_DIV(pwm_l, PWM_CLK_L_CTRL, 0, 8);
> +static A9_COMP_GATE(pwm_l, PWM_CLK_L_CTRL, 8, 0);
> +
> +static A9_COMP_SEL(pwm_m, PWM_CLK_M_CTRL, 9, 0x7, a9_pwm_parents, NULL);
> +static A9_COMP_DIV(pwm_m, PWM_CLK_M_CTRL, 0, 8);
> +static A9_COMP_GATE(pwm_m, PWM_CLK_M_CTRL, 8, 0);
> +
> +static A9_COMP_SEL(pwm_n, PWM_CLK_N_CTRL, 9, 0x7, a9_pwm_parents, NULL);
> +static A9_COMP_DIV(pwm_n, PWM_CLK_N_CTRL, 0, 8);
> +static A9_COMP_GATE(pwm_n, PWM_CLK_N_CTRL, 8, 0);
> +
> +static const struct clk_parent_data a9_spisg_parents[] = {
> +	{ .fw_name = "xtal", },
> +	{ .fw_name = "sys", },
> +	{ .fw_name = "fdiv4", },
> +	{ .fw_name = "fdiv3", },
> +	{ .fw_name = "fdiv2", },
> +	{ .fw_name = "fdiv5", },
> +	{ .fw_name = "fdiv7", },
> +	{ .fw_name = "gp0", }
> +};
> +
> +static A9_COMP_SEL(spisg, SPISG_CLK_CTRL, 9, 0x7, a9_spisg_parents, NULL);
> +static A9_COMP_DIV(spisg, SPISG_CLK_CTRL, 0, 6);
> +static A9_COMP_GATE(spisg, SPISG_CLK_CTRL, 8, 0);
> +
> +static A9_COMP_SEL(spisg1, SPISG_CLK_CTRL, 25, 0x7, a9_spisg_parents, NULL);
> +static A9_COMP_DIV(spisg1, SPISG_CLK_CTRL, 16, 6);
> +static A9_COMP_GATE(spisg1, SPISG_CLK_CTRL, 24, 0);
> +
> +static A9_COMP_SEL(spisg2, SPISG_CLK_CTRL1, 9, 0x7, a9_spisg_parents, NULL);
> +static A9_COMP_DIV(spisg2, SPISG_CLK_CTRL1, 0, 6);
> +static A9_COMP_GATE(spisg2, SPISG_CLK_CTRL1, 8, 0);
> +
> +static const struct clk_parent_data a9_saradc_parents[] = {
> +	{ .fw_name = "xtal", },
> +	{ .fw_name = "sys", }
> +};
> +
> +static A9_COMP_SEL(saradc, SAR_CLK_CTRL, 9, 0x7, a9_saradc_parents, NULL);
> +static A9_COMP_DIV(saradc, SAR_CLK_CTRL, 0, 8);
> +static A9_COMP_GATE(saradc, SAR_CLK_CTRL, 8, 0);
> +
> +static const struct clk_parent_data a9_amfc_parents[] = {
> +	{ .fw_name = "xtal", },
> +	{ .fw_name = "sys", },
> +	{ .fw_name = "fdiv2", },
> +	{ .fw_name = "fdiv2p5", },
> +	{ .fw_name = "fdiv3", },
> +	{ .fw_name = "fdiv4", },
> +	{ .fw_name = "fdiv5", },
> +	{ .fw_name = "fdiv7", }
> +};
> +
> +static A9_COMP_SEL(amfc, AMFC_CLK_CTRL, 9, 0x7, a9_amfc_parents, NULL);
> +static A9_COMP_DIV(amfc, AMFC_CLK_CTRL, 0, 6);
> +static A9_COMP_GATE(amfc, AMFC_CLK_CTRL, 8, 0);
> +
> +static const struct clk_parent_data a9_nna_parents[] = {
> +	{ .fw_name = "xtal", },
> +	{ .fw_name = "fdiv2p5", },
> +	{ .fw_name = "fdiv4", },
> +	{ .fw_name = "fdiv3", },
> +	{ .fw_name = "fdiv5", },
> +	{ .fw_name = "fdiv2", },
> +	{ .fw_name = "gp2", },
> +	{ .fw_name = "hifi", }

hifi isn't in the dt bindings. Should this be hifi0 and/or hifi1?

> +};
> +
> +static A9_COMP_SEL(nna, NNA_CLK_CTRL, 9, 0x7, a9_nna_parents, NULL);
> +static A9_COMP_DIV(nna, NNA_CLK_CTRL, 0, 7);
> +static A9_COMP_GATE(nna, NNA_CLK_CTRL, 8, 0);
> +
> +/* Channel 5 and 6 are unconnected. */
> +static u32 a9_usb_250m_parents_val_table[] = { 0, 1, 2, 3, 4, 7 };
> +static const struct clk_parent_data a9_usb_250m_parents[] = {
> +	{ .fw_name = "fdiv4", },
> +	{ .fw_name = "fdiv3", },
> +	{ .fw_name = "fdiv5", },
> +	{ .fw_name = "fdiv2", },
> +	{ .fw_name = "fdiv7", },
> +	{ .fw_name = "fdiv2p5", }
> +};
> +
> +static A9_COMP_SEL(usb_250m, USB_CLK_CTRL, 9, 0x7, a9_usb_250m_parents,
> +		   a9_usb_250m_parents_val_table);
> +static A9_COMP_DIV(usb_250m, USB_CLK_CTRL, 0, 7);
> +static A9_COMP_GATE(usb_250m, USB_CLK_CTRL, 8, 0);
> +
> +static const struct clk_parent_data a9_usb_48m_pre_parents[] = {
> +	{ .fw_name = "fdiv4", },
> +	{ .fw_name = "fdiv3", },
> +	{ .fw_name = "fdiv5", },
> +	{ .fw_name = "fdiv2", },
> +	{ .fw_name = "fdiv7", },
> +	{ .fw_name = "fdiv2p5", }
> +};
> +
> +static A9_COMP_SEL(usb_48m_pre, USB_CLK_CTRL, 25, 0x7, a9_usb_48m_pre_parents,
> +		   NULL);
> +static A9_COMP_DIV(usb_48m_pre, USB_CLK_CTRL, 16, 7);
> +static A9_COMP_GATE(usb_48m_pre, USB_CLK_CTRL, 24, 0);
> +
> +static const struct clk_parent_data a9_pcie_tl_parents[] = {
> +	{ .fw_name = "fdiv4", },
> +	{ .fw_name = "fdiv3", },
> +	{ .fw_name = "fdiv5", },
> +	{ .fw_name = "fdiv2", },
> +	{ .fw_name = "fdiv2p5", },
> +	{ .fw_name = "gp0", },
> +	{ .fw_name = "sys", },
> +	{ .fw_name = "xtal", }
> +};
> +
> +static A9_COMP_SEL(pcie_tl, PCIE_TL_CLK_CTRL, 9, 0x7, a9_pcie_tl_parents,
> +		   NULL);
> +static A9_COMP_DIV(pcie_tl, PCIE_TL_CLK_CTRL, 0, 7);
> +static A9_COMP_GATE(pcie_tl, PCIE_TL_CLK_CTRL, 8, 0);
> +
> +static A9_COMP_SEL(pcie1_tl, PCIE_TL_CLK_CTRL, 25, 0x7, a9_pcie_tl_parents,
> +		   NULL);
> +static A9_COMP_DIV(pcie1_tl, PCIE_TL_CLK_CTRL, 16, 7);
> +static A9_COMP_GATE(pcie1_tl, PCIE_TL_CLK_CTRL, 24, 0);
> +
> +static const struct clk_parent_data a9_cmpr_parents[] = {
> +	{ .fw_name = "xtal", },
> +	{ .fw_name = "fdiv2p5", },
> +	{ .fw_name = "fdiv3", },
> +	{ .fw_name = "fdiv4", },
> +	{ .fw_name = "fdiv5", },
> +	{ .fw_name = "fdiv7", },
> +	{ .fw_name = "hifi0", },
> +	{ .fw_name = "gp1", }
> +};
> +
> +static A9_COMP_SEL(cmpr, CMPR_CLK_CTRL, 25, 0x7, a9_cmpr_parents, NULL);
> +static A9_COMP_DIV(cmpr, CMPR_CLK_CTRL, 16, 7);
> +static A9_COMP_GATE(cmpr, CMPR_CLK_CTRL, 24, 0);
> +
> +static const struct clk_parent_data a9_dewarpa_parents[] = {
> +	{ .fw_name = "fdiv2p5", },
> +	{ .fw_name = "fdiv3", },
> +	{ .fw_name = "fdiv4", },
> +	{ .fw_name = "fdiv5", },
> +	{ .fw_name = "fdiv7", },
> +	{ .fw_name = "gp0", },
> +	{ .fw_name = "hifi0", },
> +	{ .fw_name = "gp1", }
> +};
> +
> +static A9_COMP_SEL(dewarpa, DEWARP_CLK_CTRL, 9, 0x7, a9_dewarpa_parents, NULL);
> +static A9_COMP_DIV(dewarpa, DEWARP_CLK_CTRL, 0, 7);
> +static A9_COMP_GATE(dewarpa, DEWARP_CLK_CTRL, 8, 0);
> +
> +static const struct clk_parent_data a9_sc_parents[] = {
> +	{ .fw_name = "fdiv2", },
> +	{ .fw_name = "fdiv3", },
> +	{ .fw_name = "fdiv5", },
> +	{ .fw_name = "xtal", }
> +};
> +
> +static A9_COMP_SEL(sc_pre, SC_CLK_CTRL, 9, 0x7, a9_sc_parents, NULL);
> +static A9_COMP_DIV(sc_pre, SC_CLK_CTRL, 0, 8);
> +static A9_COMP_GATE(sc_pre, SC_CLK_CTRL, 8, 0);
> +
> +static struct clk_regmap a9_sc = {
> +	.data = &(struct clk_regmap_div_data) {
> +		.offset = SC_CLK_CTRL,
> +		.shift = 16,
> +		.width = 4,
> +	},
> +	.hw.init = &(struct clk_init_data) {
> +		.name = "sc",
> +		.ops = &clk_regmap_divider_ops,
> +		.parent_hws = (const struct clk_hw *[]) {
> +			&a9_sc_pre.hw
> +		},
> +		.num_parents = 1,
> +		.flags = CLK_SET_RATE_PARENT,
> +	},

You can use CLK_HW_INIT_HWS() here.

Brian


WARNING: multiple messages have this Message-ID (diff)
From: Brian Masney <bmasney@redhat.com>
To: jian.hu@amlogic.com
Cc: Michael Turquette <mturquette@baylibre.com>,
	Stephen Boyd <sboyd@kernel.org>, Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Neil Armstrong <neil.armstrong@linaro.org>,
	Jerome Brunet <jbrunet@baylibre.com>,
	Xianwei Zhao <xianwei.zhao@amlogic.com>,
	Kevin Hilman <khilman@baylibre.com>,
	Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
	linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org,
	devicetree@vger.kernel.org, linux-amlogic@lists.infradead.org,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 09/10] clk: amlogic: Add A9 peripherals clock controller driver
Date: Mon, 11 May 2026 11:42:54 -0400	[thread overview]
Message-ID: <agH4_gClJW8CVV75@redhat.com> (raw)
In-Reply-To: <20260511-b4-a9_clk-v1-9-41cb4071b7c9@amlogic.com>

Hi Jian,

On Mon, May 11, 2026 at 08:47:31PM +0800, Jian Hu via B4 Relay wrote:
> From: Jian Hu <jian.hu@amlogic.com>
> 
> Add the peripherals clock controller driver for the Amlogic A9 SoC family.
> 
> Signed-off-by: Jian Hu <jian.hu@amlogic.com>
> ---
>  drivers/clk/meson/Kconfig          |   15 +
>  drivers/clk/meson/Makefile         |    1 +
>  drivers/clk/meson/a9-peripherals.c | 2317 ++++++++++++++++++++++++++++++++++++
>  3 files changed, 2333 insertions(+)
> 
> diff --git a/drivers/clk/meson/Kconfig b/drivers/clk/meson/Kconfig
> index 3549e67d6988..48a15a5e1323 100644
> --- a/drivers/clk/meson/Kconfig
> +++ b/drivers/clk/meson/Kconfig
> @@ -145,6 +145,21 @@ config COMMON_CLK_A9_PLL
>  	  device, AKA A9. PLLs are required by most peripheral to operate.
>  	  Say Y if you want A9 PLL clock controller to work.
>  
> +config COMMON_CLK_A9_PERIPHERALS
> +	tristate "Amlogic A9 SoC peripherals clock controller support"
> +	depends on ARM64

depends on ARM64 || COMPILE_TEST

> +	default ARCH_MESON
> +	select COMMON_CLK_MESON_REGMAP
> +	select COMMON_CLK_MESON_CLKC_UTILS
> +	select COMMON_CLK_MESON_DUALDIV
> +	select COMMON_CLK_MESON_VID_PLL_DIV
> +	imply COMMON_CLK_SCMI
> +	imply COMMON_CLK_A9_PLL
> +	help
> +	  Support for the peripherals clock controller on Amlogic A311Y3 based
> +	  device, AKA A9. Peripherals are required by most peripheral to operate.
> +	  Say Y if you want A9 peripherals clock controller to work.
> +
>  config COMMON_CLK_C3_PLL
>  	tristate "Amlogic C3 PLL clock controller"
>  	depends on ARM64
> diff --git a/drivers/clk/meson/Makefile b/drivers/clk/meson/Makefile
> index 77636033061f..2b5b67b14efc 100644
> --- a/drivers/clk/meson/Makefile
> +++ b/drivers/clk/meson/Makefile
> @@ -20,6 +20,7 @@ obj-$(CONFIG_COMMON_CLK_AXG_AUDIO) += axg-audio.o
>  obj-$(CONFIG_COMMON_CLK_A1_PLL) += a1-pll.o
>  obj-$(CONFIG_COMMON_CLK_A1_PERIPHERALS) += a1-peripherals.o
>  obj-$(CONFIG_COMMON_CLK_A9_PLL) += a9-pll.o
> +obj-$(CONFIG_COMMON_CLK_A9_PERIPHERALS) += a9-peripherals.o
>  obj-$(CONFIG_COMMON_CLK_C3_PLL) += c3-pll.o
>  obj-$(CONFIG_COMMON_CLK_C3_PERIPHERALS) += c3-peripherals.o
>  obj-$(CONFIG_COMMON_CLK_GXBB) += gxbb.o gxbb-aoclk.o
> diff --git a/drivers/clk/meson/a9-peripherals.c b/drivers/clk/meson/a9-peripherals.c
> new file mode 100644
> index 000000000000..338a91c473ea
> --- /dev/null
> +++ b/drivers/clk/meson/a9-peripherals.c
> @@ -0,0 +1,2317 @@
> +// SPDX-License-Identifier: (GPL-2.0-only OR MIT)
> +/*
> + * Copyright (C) 2026 Amlogic, Inc. All rights reserved
> + */
> +
> +#include <linux/clk-provider.h>
> +#include <linux/platform_device.h>
> +#include <dt-bindings/clock/amlogic,a9-peripherals-clkc.h>
> +#include "clk-regmap.h"
> +#include "clk-dualdiv.h"
> +#include "vid-pll-div.h"
> +#include "meson-clkc-utils.h"

Sort the headers.

> +
> +#define SYS_CLK_EN0_REG0			0x30
> +#define SYS_CLK_EN0_REG1			0x34
> +#define SYS_CLK_EN0_REG2			0x38
> +#define SYS_CLK_EN0_REG3			0x3c
> +#define SD_EMMC_CLK_CTRL0			0x90
> +#define SD_EMMC_CLK_CTRL1			0x94
> +#define PWM_CLK_H_CTRL				0xbc
> +#define PWM_CLK_I_CTRL				0xc0
> +#define PWM_CLK_J_CTRL				0xc4
> +#define PWM_CLK_K_CTRL				0xc8
> +#define PWM_CLK_L_CTRL				0xcc
> +#define PWM_CLK_M_CTRL				0xd0
> +#define PWM_CLK_N_CTRL				0xd4
> +#define SPISG_CLK_CTRL				0x100
> +#define SPISG_CLK_CTRL1				0x104
> +#define SAR_CLK_CTRL				0x150
> +#define AMFC_CLK_CTRL				0x154
> +#define NNA_CLK_CTRL				0x15c
> +#define USB_CLK_CTRL				0x160
> +#define PCIE_TL_CLK_CTRL			0x164
> +#define CMPR_CLK_CTRL				0x168
> +#define DEWARP_CLK_CTRL				0x16c
> +#define SC_CLK_CTRL				0x170
> +#define DPTX_CLK_CTRL				0x178
> +#define ISP_CLK_CTRL				0x17c
> +#define CVE_CLK_CTRL				0x180
> +#define PP_CLK_CTRL				0x184
> +#define GLB_CLK_CTRL				0x188
> +#define USB_CLK_CTRL0				0x18c
> +#define USB_CLK_CTRL1				0x190
> +#define CAN_CLK_CTRL				0x194
> +#define CAN_CLK_CTRL1				0x198
> +#define I3C_CLK_CTRL				0x19c
> +#define TS_CLK_CTRL				0x1a0
> +#define ETH_CLK_CTRL				0x1a4
> +#define GEN_CLK_CTRL				0x1a8
> +#define CLK12_24_CTRL				0x1ac
> +#define MALI_CLK_CTRL				0x200
> +#define MALI_STACK_CLK_CTRL			0x204
> +#define DSPA_CLK_CTRL				0x220
> +#define HEVCF_CLK_CTRL				0x240
> +#define HCODEC_CLK_CTRL				0x244
> +#define VPU_CLK_CTRL				0x260
> +#define VAPB_CLK_CTRL				0x268
> +#define VPU_CLKB_CTRL				0x280
> +#define HDMI_CLK_CTRL				0x284
> +#define HTX_CLK_CTRL				0x28c
> +#define HTX_CLK_CTRL1				0x290
> +#define HRX_CLK_CTRL				0x294
> +#define HRX_CLK_CTRL1				0x298
> +#define HRX_CLK_CTRL2				0x29c
> +#define HRX_CLK_CTRL3				0x2a0
> +#define VID_LOCK_CLK_CTRL			0x2a4
> +#define VDIN_MEAS_CLK_CTRL			0x2a8
> +#define VID_PLL_CLK_DIV				0x2b0
> +#define VID_CLK_CTRL				0x2c0
> +#define VID_CLK_CTRL2				0x2c4
> +#define VID_CLK_DIV				0x2c8
> +#define VIID_CLK_DIV				0x2cc
> +#define VIID_CLK_CTRL				0x2d0
> +#define MIPI_CSI_PHY_CLK_CTRL			0x2e0
> +#define DSI_MEAS_CLK_CTRL			0x2f4
> +
> +#define A9_COMP_SEL(_name, _reg, _shift, _mask, _pdata, _table) \
> +	MESON_COMP_SEL(a9_, _name, _reg, _shift, _mask, _pdata, _table, 0, 0)
> +
> +#define A9_COMP_DIV(_name, _reg, _shift, _width) \
> +	MESON_COMP_DIV(a9_, _name, _reg, _shift, _width, 0, CLK_SET_RATE_PARENT)
> +
> +#define A9_COMP_GATE(_name, _reg, _bit, _iflags) \
> +	MESON_COMP_GATE(a9_, _name, _reg, _bit, CLK_SET_RATE_PARENT | (_iflags))
> +
> +static const struct clk_parent_data a9_sys_pclk_parents = { .fw_name = "sys" };
> +
> +#define A9_SYS_PCLK(_name, _reg, _bit) \
> +	MESON_PCLK(a9_##_name, _reg, _bit, &a9_sys_pclk_parents, 0)
> +
> +static A9_SYS_PCLK(sys_am_axi,		SYS_CLK_EN0_REG0, 0);
> +static A9_SYS_PCLK(sys_dos,		SYS_CLK_EN0_REG0, 1);
> +static A9_SYS_PCLK(sys_mipi_dsi,	SYS_CLK_EN0_REG0, 3);
> +static A9_SYS_PCLK(sys_eth_phy,		SYS_CLK_EN0_REG0, 4);
> +static A9_SYS_PCLK(sys_amfc,		SYS_CLK_EN0_REG0, 5);
> +static A9_SYS_PCLK(sys_mali,		SYS_CLK_EN0_REG0, 6);
> +static A9_SYS_PCLK(sys_nna,		SYS_CLK_EN0_REG0, 7);
> +static A9_SYS_PCLK(sys_eth_axi,		SYS_CLK_EN0_REG0, 8);
> +static A9_SYS_PCLK(sys_dp_apb,		SYS_CLK_EN0_REG0, 9);
> +static A9_SYS_PCLK(sys_edptx_apb,	SYS_CLK_EN0_REG0, 10);
> +static A9_SYS_PCLK(sys_u3hsg,		SYS_CLK_EN0_REG0, 11);
> +static A9_SYS_PCLK(sys_aucpu,		SYS_CLK_EN0_REG0, 14);
> +static A9_SYS_PCLK(sys_glb,		SYS_CLK_EN0_REG0, 15);
> +static A9_SYS_PCLK(sys_combo_dphy_apb,	SYS_CLK_EN0_REG0, 17);
> +static A9_SYS_PCLK(sys_hdmirx_apb,	SYS_CLK_EN0_REG0, 18);
> +static A9_SYS_PCLK(sys_hdmirx_pclk,	SYS_CLK_EN0_REG0, 19);
> +static A9_SYS_PCLK(sys_mipi_dsi_phy,	SYS_CLK_EN0_REG0, 20);
> +static A9_SYS_PCLK(sys_can0,		SYS_CLK_EN0_REG0, 21);
> +static A9_SYS_PCLK(sys_can1,		SYS_CLK_EN0_REG0, 22);
> +static A9_SYS_PCLK(sys_sd_emmc_a,	SYS_CLK_EN0_REG0, 24);
> +static A9_SYS_PCLK(sys_sd_emmc_b,	SYS_CLK_EN0_REG0, 25);
> +static A9_SYS_PCLK(sys_sd_emmc_c,	SYS_CLK_EN0_REG0, 26);
> +static A9_SYS_PCLK(sys_sc,		SYS_CLK_EN0_REG0, 27);
> +static A9_SYS_PCLK(sys_acodec,		SYS_CLK_EN0_REG0, 28);
> +static A9_SYS_PCLK(sys_mipi_isp,	SYS_CLK_EN0_REG0, 29);
> +static A9_SYS_PCLK(sys_msr,		SYS_CLK_EN0_REG0, 30);
> +static A9_SYS_PCLK(sys_audio,		SYS_CLK_EN0_REG1, 0);
> +static A9_SYS_PCLK(sys_mipi_dsi_b,	SYS_CLK_EN0_REG1, 1);
> +static A9_SYS_PCLK(sys_mipi_dsi1_phy,	SYS_CLK_EN0_REG1, 2);
> +static A9_SYS_PCLK(sys_eth,		SYS_CLK_EN0_REG1, 3);
> +static A9_SYS_PCLK(sys_eth_1g_mac,	SYS_CLK_EN0_REG1, 4);
> +static A9_SYS_PCLK(sys_uart_a,		SYS_CLK_EN0_REG1, 5);
> +static A9_SYS_PCLK(sys_uart_f,		SYS_CLK_EN0_REG1, 10);
> +static A9_SYS_PCLK(sys_ts_a55,		SYS_CLK_EN0_REG1, 11);
> +static A9_SYS_PCLK(sys_eth_1g_axi,	SYS_CLK_EN0_REG1, 12);
> +static A9_SYS_PCLK(sys_ts_dos,		SYS_CLK_EN0_REG1, 13);
> +static A9_SYS_PCLK(sys_u3drd_b,		SYS_CLK_EN0_REG1, 14);
> +static A9_SYS_PCLK(sys_ts_core,		SYS_CLK_EN0_REG1, 15);
> +static A9_SYS_PCLK(sys_ts_pll,		SYS_CLK_EN0_REG1, 16);
> +static A9_SYS_PCLK(sys_csi_dig_clkin,	SYS_CLK_EN0_REG1, 18);
> +static A9_SYS_PCLK(sys_cve,		SYS_CLK_EN0_REG1, 19);
> +static A9_SYS_PCLK(sys_ge2d,		SYS_CLK_EN0_REG1, 20);
> +static A9_SYS_PCLK(sys_spisg,		SYS_CLK_EN0_REG1, 21);
> +static A9_SYS_PCLK(sys_u3drd_1,		SYS_CLK_EN0_REG1, 22);
> +static A9_SYS_PCLK(sys_u2h,		SYS_CLK_EN0_REG1, 23);
> +static A9_SYS_PCLK(sys_pcie_mac_a,	SYS_CLK_EN0_REG1, 24);
> +static A9_SYS_PCLK(sys_u3drd_a,		SYS_CLK_EN0_REG1, 25);
> +static A9_SYS_PCLK(sys_u2drd,		SYS_CLK_EN0_REG1, 26);
> +static A9_SYS_PCLK(sys_pcie_phy,	SYS_CLK_EN0_REG1, 27);
> +static A9_SYS_PCLK(sys_pcie_mac_b,	SYS_CLK_EN0_REG1, 28);
> +static A9_SYS_PCLK(sys_periph,		SYS_CLK_EN0_REG1, 29);
> +static A9_SYS_PCLK(sys_pio,		SYS_CLK_EN0_REG2, 0);
> +static A9_SYS_PCLK(sys_i3c,		SYS_CLK_EN0_REG2, 1);
> +static A9_SYS_PCLK(sys_i2c_m_e,		SYS_CLK_EN0_REG2, 2);
> +static A9_SYS_PCLK(sys_i2c_m_f,		SYS_CLK_EN0_REG2, 3);
> +static A9_SYS_PCLK(sys_hdmitx_apb,	SYS_CLK_EN0_REG2, 4);
> +static A9_SYS_PCLK(sys_i2c_m_i,		SYS_CLK_EN0_REG2, 5);
> +static A9_SYS_PCLK(sys_i2c_m_g,		SYS_CLK_EN0_REG2, 6);
> +static A9_SYS_PCLK(sys_i2c_m_h,		SYS_CLK_EN0_REG2, 7);
> +static A9_SYS_PCLK(sys_hdmi20_aes,	SYS_CLK_EN0_REG2, 9);
> +static A9_SYS_PCLK(sys_csi2_host,	SYS_CLK_EN0_REG2, 16);
> +static A9_SYS_PCLK(sys_csi2_adapt,	SYS_CLK_EN0_REG2, 17);
> +static A9_SYS_PCLK(sys_dspa,		SYS_CLK_EN0_REG2, 21);
> +static A9_SYS_PCLK(sys_pp_dma,		SYS_CLK_EN0_REG2, 22);
> +static A9_SYS_PCLK(sys_pp_wrapper,	SYS_CLK_EN0_REG2, 23);
> +static A9_SYS_PCLK(sys_vpu_intr,	SYS_CLK_EN0_REG2, 25);
> +static A9_SYS_PCLK(sys_csi2_phy,	SYS_CLK_EN0_REG2, 27);
> +static A9_SYS_PCLK(sys_saradc,		SYS_CLK_EN0_REG2, 28);
> +static A9_SYS_PCLK(sys_pwm_j,		SYS_CLK_EN0_REG2, 30);
> +static A9_SYS_PCLK(sys_pwm_i,		SYS_CLK_EN0_REG2, 31);
> +static A9_SYS_PCLK(sys_pwm_h,		SYS_CLK_EN0_REG3, 0);
> +static A9_SYS_PCLK(sys_pwm_n,		SYS_CLK_EN0_REG3, 8);
> +static A9_SYS_PCLK(sys_pwm_m,		SYS_CLK_EN0_REG3, 9);
> +static A9_SYS_PCLK(sys_pwm_l,		SYS_CLK_EN0_REG3, 10);
> +static A9_SYS_PCLK(sys_pwm_k,		SYS_CLK_EN0_REG3, 11);
> +
> +/* Channel 5 is unconnected. */
> +static u32 a9_sd_emmc_parents_val_table[] = { 0, 1, 2, 3, 4, 6, 7 };
> +static const struct clk_parent_data a9_sd_emmc_parents[] = {
> +	{ .fw_name = "xtal", },
> +	{ .fw_name = "fdiv2", },
> +	{ .fw_name = "fdiv3", },
> +	{ .fw_name = "hifi0", },
> +	{ .fw_name = "fdiv2p5", },
> +	{ .fw_name = "gp1", },
> +	{ .fw_name = "gp0", }
> +};
> +
> +static A9_COMP_SEL(sd_emmc_a, SD_EMMC_CLK_CTRL0, 9, 0x7, a9_sd_emmc_parents,
> +		   a9_sd_emmc_parents_val_table);
> +static A9_COMP_DIV(sd_emmc_a, SD_EMMC_CLK_CTRL0, 0, 7);
> +static A9_COMP_GATE(sd_emmc_a, SD_EMMC_CLK_CTRL0, 8, 0);
> +
> +static A9_COMP_SEL(sd_emmc_b, SD_EMMC_CLK_CTRL0, 25, 0x7, a9_sd_emmc_parents,
> +		   a9_sd_emmc_parents_val_table);
> +static A9_COMP_DIV(sd_emmc_b, SD_EMMC_CLK_CTRL0, 16, 7);
> +static A9_COMP_GATE(sd_emmc_b, SD_EMMC_CLK_CTRL0, 24, 0);
> +
> +static A9_COMP_SEL(sd_emmc_c, SD_EMMC_CLK_CTRL1, 9, 0x7, a9_sd_emmc_parents,
> +		   a9_sd_emmc_parents_val_table);
> +static A9_COMP_DIV(sd_emmc_c, SD_EMMC_CLK_CTRL1, 0, 7);
> +static A9_COMP_GATE(sd_emmc_c, SD_EMMC_CLK_CTRL1, 8, 0);
> +
> +static const struct clk_parent_data a9_pwm_parents[] = {
> +	{ .fw_name = "xtal", },
> +	{ .fw_name = "fdiv5", },
> +	{ .fw_name = "fdiv4", },
> +	{ .fw_name = "fdiv3", }
> +};
> +
> +static A9_COMP_SEL(pwm_h, PWM_CLK_H_CTRL, 9, 0x7, a9_pwm_parents, NULL);
> +static A9_COMP_DIV(pwm_h, PWM_CLK_H_CTRL, 0, 8);
> +static A9_COMP_GATE(pwm_h, PWM_CLK_H_CTRL, 8, 0);
> +
> +static A9_COMP_SEL(pwm_i, PWM_CLK_I_CTRL, 9, 0x7, a9_pwm_parents, NULL);
> +static A9_COMP_DIV(pwm_i, PWM_CLK_I_CTRL, 0, 8);
> +static A9_COMP_GATE(pwm_i, PWM_CLK_I_CTRL, 8, 0);
> +
> +static A9_COMP_SEL(pwm_j, PWM_CLK_J_CTRL, 9, 0x7, a9_pwm_parents, NULL);
> +static A9_COMP_DIV(pwm_j, PWM_CLK_J_CTRL, 0, 8);
> +static A9_COMP_GATE(pwm_j, PWM_CLK_J_CTRL, 8, 0);
> +
> +static A9_COMP_SEL(pwm_k, PWM_CLK_K_CTRL, 9, 0x7, a9_pwm_parents, NULL);
> +static A9_COMP_DIV(pwm_k, PWM_CLK_K_CTRL, 0, 8);
> +static A9_COMP_GATE(pwm_k, PWM_CLK_K_CTRL, 8, 0);
> +
> +static A9_COMP_SEL(pwm_l, PWM_CLK_L_CTRL, 9, 0x7, a9_pwm_parents, NULL);
> +static A9_COMP_DIV(pwm_l, PWM_CLK_L_CTRL, 0, 8);
> +static A9_COMP_GATE(pwm_l, PWM_CLK_L_CTRL, 8, 0);
> +
> +static A9_COMP_SEL(pwm_m, PWM_CLK_M_CTRL, 9, 0x7, a9_pwm_parents, NULL);
> +static A9_COMP_DIV(pwm_m, PWM_CLK_M_CTRL, 0, 8);
> +static A9_COMP_GATE(pwm_m, PWM_CLK_M_CTRL, 8, 0);
> +
> +static A9_COMP_SEL(pwm_n, PWM_CLK_N_CTRL, 9, 0x7, a9_pwm_parents, NULL);
> +static A9_COMP_DIV(pwm_n, PWM_CLK_N_CTRL, 0, 8);
> +static A9_COMP_GATE(pwm_n, PWM_CLK_N_CTRL, 8, 0);
> +
> +static const struct clk_parent_data a9_spisg_parents[] = {
> +	{ .fw_name = "xtal", },
> +	{ .fw_name = "sys", },
> +	{ .fw_name = "fdiv4", },
> +	{ .fw_name = "fdiv3", },
> +	{ .fw_name = "fdiv2", },
> +	{ .fw_name = "fdiv5", },
> +	{ .fw_name = "fdiv7", },
> +	{ .fw_name = "gp0", }
> +};
> +
> +static A9_COMP_SEL(spisg, SPISG_CLK_CTRL, 9, 0x7, a9_spisg_parents, NULL);
> +static A9_COMP_DIV(spisg, SPISG_CLK_CTRL, 0, 6);
> +static A9_COMP_GATE(spisg, SPISG_CLK_CTRL, 8, 0);
> +
> +static A9_COMP_SEL(spisg1, SPISG_CLK_CTRL, 25, 0x7, a9_spisg_parents, NULL);
> +static A9_COMP_DIV(spisg1, SPISG_CLK_CTRL, 16, 6);
> +static A9_COMP_GATE(spisg1, SPISG_CLK_CTRL, 24, 0);
> +
> +static A9_COMP_SEL(spisg2, SPISG_CLK_CTRL1, 9, 0x7, a9_spisg_parents, NULL);
> +static A9_COMP_DIV(spisg2, SPISG_CLK_CTRL1, 0, 6);
> +static A9_COMP_GATE(spisg2, SPISG_CLK_CTRL1, 8, 0);
> +
> +static const struct clk_parent_data a9_saradc_parents[] = {
> +	{ .fw_name = "xtal", },
> +	{ .fw_name = "sys", }
> +};
> +
> +static A9_COMP_SEL(saradc, SAR_CLK_CTRL, 9, 0x7, a9_saradc_parents, NULL);
> +static A9_COMP_DIV(saradc, SAR_CLK_CTRL, 0, 8);
> +static A9_COMP_GATE(saradc, SAR_CLK_CTRL, 8, 0);
> +
> +static const struct clk_parent_data a9_amfc_parents[] = {
> +	{ .fw_name = "xtal", },
> +	{ .fw_name = "sys", },
> +	{ .fw_name = "fdiv2", },
> +	{ .fw_name = "fdiv2p5", },
> +	{ .fw_name = "fdiv3", },
> +	{ .fw_name = "fdiv4", },
> +	{ .fw_name = "fdiv5", },
> +	{ .fw_name = "fdiv7", }
> +};
> +
> +static A9_COMP_SEL(amfc, AMFC_CLK_CTRL, 9, 0x7, a9_amfc_parents, NULL);
> +static A9_COMP_DIV(amfc, AMFC_CLK_CTRL, 0, 6);
> +static A9_COMP_GATE(amfc, AMFC_CLK_CTRL, 8, 0);
> +
> +static const struct clk_parent_data a9_nna_parents[] = {
> +	{ .fw_name = "xtal", },
> +	{ .fw_name = "fdiv2p5", },
> +	{ .fw_name = "fdiv4", },
> +	{ .fw_name = "fdiv3", },
> +	{ .fw_name = "fdiv5", },
> +	{ .fw_name = "fdiv2", },
> +	{ .fw_name = "gp2", },
> +	{ .fw_name = "hifi", }

hifi isn't in the dt bindings. Should this be hifi0 and/or hifi1?

> +};
> +
> +static A9_COMP_SEL(nna, NNA_CLK_CTRL, 9, 0x7, a9_nna_parents, NULL);
> +static A9_COMP_DIV(nna, NNA_CLK_CTRL, 0, 7);
> +static A9_COMP_GATE(nna, NNA_CLK_CTRL, 8, 0);
> +
> +/* Channel 5 and 6 are unconnected. */
> +static u32 a9_usb_250m_parents_val_table[] = { 0, 1, 2, 3, 4, 7 };
> +static const struct clk_parent_data a9_usb_250m_parents[] = {
> +	{ .fw_name = "fdiv4", },
> +	{ .fw_name = "fdiv3", },
> +	{ .fw_name = "fdiv5", },
> +	{ .fw_name = "fdiv2", },
> +	{ .fw_name = "fdiv7", },
> +	{ .fw_name = "fdiv2p5", }
> +};
> +
> +static A9_COMP_SEL(usb_250m, USB_CLK_CTRL, 9, 0x7, a9_usb_250m_parents,
> +		   a9_usb_250m_parents_val_table);
> +static A9_COMP_DIV(usb_250m, USB_CLK_CTRL, 0, 7);
> +static A9_COMP_GATE(usb_250m, USB_CLK_CTRL, 8, 0);
> +
> +static const struct clk_parent_data a9_usb_48m_pre_parents[] = {
> +	{ .fw_name = "fdiv4", },
> +	{ .fw_name = "fdiv3", },
> +	{ .fw_name = "fdiv5", },
> +	{ .fw_name = "fdiv2", },
> +	{ .fw_name = "fdiv7", },
> +	{ .fw_name = "fdiv2p5", }
> +};
> +
> +static A9_COMP_SEL(usb_48m_pre, USB_CLK_CTRL, 25, 0x7, a9_usb_48m_pre_parents,
> +		   NULL);
> +static A9_COMP_DIV(usb_48m_pre, USB_CLK_CTRL, 16, 7);
> +static A9_COMP_GATE(usb_48m_pre, USB_CLK_CTRL, 24, 0);
> +
> +static const struct clk_parent_data a9_pcie_tl_parents[] = {
> +	{ .fw_name = "fdiv4", },
> +	{ .fw_name = "fdiv3", },
> +	{ .fw_name = "fdiv5", },
> +	{ .fw_name = "fdiv2", },
> +	{ .fw_name = "fdiv2p5", },
> +	{ .fw_name = "gp0", },
> +	{ .fw_name = "sys", },
> +	{ .fw_name = "xtal", }
> +};
> +
> +static A9_COMP_SEL(pcie_tl, PCIE_TL_CLK_CTRL, 9, 0x7, a9_pcie_tl_parents,
> +		   NULL);
> +static A9_COMP_DIV(pcie_tl, PCIE_TL_CLK_CTRL, 0, 7);
> +static A9_COMP_GATE(pcie_tl, PCIE_TL_CLK_CTRL, 8, 0);
> +
> +static A9_COMP_SEL(pcie1_tl, PCIE_TL_CLK_CTRL, 25, 0x7, a9_pcie_tl_parents,
> +		   NULL);
> +static A9_COMP_DIV(pcie1_tl, PCIE_TL_CLK_CTRL, 16, 7);
> +static A9_COMP_GATE(pcie1_tl, PCIE_TL_CLK_CTRL, 24, 0);
> +
> +static const struct clk_parent_data a9_cmpr_parents[] = {
> +	{ .fw_name = "xtal", },
> +	{ .fw_name = "fdiv2p5", },
> +	{ .fw_name = "fdiv3", },
> +	{ .fw_name = "fdiv4", },
> +	{ .fw_name = "fdiv5", },
> +	{ .fw_name = "fdiv7", },
> +	{ .fw_name = "hifi0", },
> +	{ .fw_name = "gp1", }
> +};
> +
> +static A9_COMP_SEL(cmpr, CMPR_CLK_CTRL, 25, 0x7, a9_cmpr_parents, NULL);
> +static A9_COMP_DIV(cmpr, CMPR_CLK_CTRL, 16, 7);
> +static A9_COMP_GATE(cmpr, CMPR_CLK_CTRL, 24, 0);
> +
> +static const struct clk_parent_data a9_dewarpa_parents[] = {
> +	{ .fw_name = "fdiv2p5", },
> +	{ .fw_name = "fdiv3", },
> +	{ .fw_name = "fdiv4", },
> +	{ .fw_name = "fdiv5", },
> +	{ .fw_name = "fdiv7", },
> +	{ .fw_name = "gp0", },
> +	{ .fw_name = "hifi0", },
> +	{ .fw_name = "gp1", }
> +};
> +
> +static A9_COMP_SEL(dewarpa, DEWARP_CLK_CTRL, 9, 0x7, a9_dewarpa_parents, NULL);
> +static A9_COMP_DIV(dewarpa, DEWARP_CLK_CTRL, 0, 7);
> +static A9_COMP_GATE(dewarpa, DEWARP_CLK_CTRL, 8, 0);
> +
> +static const struct clk_parent_data a9_sc_parents[] = {
> +	{ .fw_name = "fdiv2", },
> +	{ .fw_name = "fdiv3", },
> +	{ .fw_name = "fdiv5", },
> +	{ .fw_name = "xtal", }
> +};
> +
> +static A9_COMP_SEL(sc_pre, SC_CLK_CTRL, 9, 0x7, a9_sc_parents, NULL);
> +static A9_COMP_DIV(sc_pre, SC_CLK_CTRL, 0, 8);
> +static A9_COMP_GATE(sc_pre, SC_CLK_CTRL, 8, 0);
> +
> +static struct clk_regmap a9_sc = {
> +	.data = &(struct clk_regmap_div_data) {
> +		.offset = SC_CLK_CTRL,
> +		.shift = 16,
> +		.width = 4,
> +	},
> +	.hw.init = &(struct clk_init_data) {
> +		.name = "sc",
> +		.ops = &clk_regmap_divider_ops,
> +		.parent_hws = (const struct clk_hw *[]) {
> +			&a9_sc_pre.hw
> +		},
> +		.num_parents = 1,
> +		.flags = CLK_SET_RATE_PARENT,
> +	},

You can use CLK_HW_INIT_HWS() here.

Brian


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  reply	other threads:[~2026-05-11 15:43 UTC|newest]

Thread overview: 114+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-11 12:47 [PATCH 00/10] Add support for A9 family clock controller Jian Hu via B4 Relay
2026-05-11 12:47 ` Jian Hu via B4 Relay
2026-05-11 12:47 ` Jian Hu
2026-05-11 12:47 ` [PATCH 01/10] dt-bindings: clock: Add Amlogic A9 SCMI " Jian Hu via B4 Relay
2026-05-11 12:47   ` Jian Hu via B4 Relay
2026-05-11 12:47   ` Jian Hu
2026-05-11 12:47 ` [PATCH 02/10] dt-bindings: clock: Add Amlogic A9 PLL " Jian Hu via B4 Relay
2026-05-11 12:47   ` Jian Hu via B4 Relay
2026-05-11 12:47   ` Jian Hu
2026-05-12  4:18   ` sashiko-bot
2026-05-15  8:09   ` Krzysztof Kozlowski
2026-05-15  8:09     ` Krzysztof Kozlowski
2026-05-22  6:20     ` Jian Hu
2026-05-22  6:20       ` Jian Hu
2026-05-22  9:16       ` Krzysztof Kozlowski
2026-05-22  9:16         ` Krzysztof Kozlowski
2026-05-22 11:44         ` Jian Hu
2026-05-22 11:44           ` Jian Hu
2026-05-11 12:47 ` [PATCH 03/10] dt-bindings: clock: Add Amlogic A9 peripherals " Jian Hu via B4 Relay
2026-05-11 12:47   ` Jian Hu via B4 Relay
2026-05-11 12:47   ` Jian Hu
2026-05-14 16:15   ` Jerome Brunet
2026-05-14 16:15     ` Jerome Brunet
2026-05-20  3:16     ` Jian Hu
2026-05-20  3:16       ` Jian Hu
2026-05-15  8:10   ` Krzysztof Kozlowski
2026-05-15  8:10     ` Krzysztof Kozlowski
2026-05-22  7:49     ` Jian Hu
2026-05-22  7:49       ` Jian Hu
2026-05-11 12:47 ` [PATCH 04/10] dt-bindings: clock: Add Amlogic A9 AO " Jian Hu via B4 Relay
2026-05-11 12:47   ` Jian Hu via B4 Relay
2026-05-11 12:47   ` Jian Hu
2026-05-15  8:10   ` Krzysztof Kozlowski
2026-05-15  8:10     ` Krzysztof Kozlowski
2026-05-22  8:14     ` Jian Hu
2026-05-22  8:14       ` Jian Hu
2026-05-11 12:47 ` [PATCH 05/10] clk: amlogic: PLL l_detect signal supports active-high configuration Jian Hu via B4 Relay
2026-05-11 12:47   ` Jian Hu via B4 Relay
2026-05-11 12:47   ` Jian Hu
2026-05-11 15:47   ` Brian Masney
2026-05-11 15:47     ` Brian Masney
2026-05-14 15:13   ` Jerome Brunet
2026-05-14 15:13     ` Jerome Brunet
2026-05-20  3:25     ` Jian Hu
2026-05-20  3:25       ` Jian Hu
2026-05-20  7:24       ` Jerome Brunet
2026-05-20  7:24         ` Jerome Brunet
2026-05-20  8:46         ` Jian Hu
2026-05-20  8:46           ` Jian Hu
2026-05-11 12:47 ` [PATCH 06/10] clk: amlogic: PLL reset signal supports active-low configuration Jian Hu via B4 Relay
2026-05-11 12:47   ` Jian Hu via B4 Relay
2026-05-11 12:47   ` Jian Hu
2026-05-11 15:21   ` Brian Masney
2026-05-11 15:21     ` Brian Masney
2026-05-13  3:53     ` Jian Hu
2026-05-13  3:53       ` Jian Hu
2026-05-12  4:48   ` sashiko-bot
2026-05-14 15:16   ` Jerome Brunet
2026-05-14 15:16     ` Jerome Brunet
2026-05-20  3:35     ` Jian Hu
2026-05-20  3:35       ` Jian Hu
2026-05-11 12:47 ` [PATCH 07/10] clk: amlogic: Support POWER_OF_TWO for PLL pre-divider Jian Hu via B4 Relay
2026-05-11 12:47   ` Jian Hu via B4 Relay
2026-05-11 12:47   ` Jian Hu
2026-05-11 15:23   ` Brian Masney
2026-05-11 15:23     ` Brian Masney
2026-05-14 15:11   ` Jerome Brunet
2026-05-14 15:11     ` Jerome Brunet
2026-05-20  5:47     ` Jian Hu
2026-05-20  5:47       ` Jian Hu
2026-05-20  7:35       ` Jerome Brunet
2026-05-20  7:35         ` Jerome Brunet
2026-05-26  9:58         ` Jian Hu
2026-05-26  9:58           ` Jian Hu
2026-05-26 12:27           ` Jerome Brunet
2026-05-26 12:27             ` Jerome Brunet
2026-05-29  7:08             ` Jian Hu
2026-05-29  7:08               ` Jian Hu
2026-05-11 12:47 ` [PATCH 08/10] clk: amlogic: Add A9 PLL clock controller driver Jian Hu via B4 Relay
2026-05-11 12:47   ` Jian Hu via B4 Relay
2026-05-11 12:47   ` Jian Hu
2026-05-11 15:36   ` Brian Masney
2026-05-11 15:36     ` Brian Masney
2026-05-13  7:25     ` Jian Hu
2026-05-13  7:25       ` Jian Hu
2026-05-12  5:56   ` sashiko-bot
2026-05-14 16:12   ` Jerome Brunet
2026-05-14 16:12     ` Jerome Brunet
2026-05-20  7:33     ` Jian Hu
2026-05-20  7:33       ` Jian Hu
2026-05-11 12:47 ` [PATCH 09/10] clk: amlogic: Add A9 peripherals " Jian Hu via B4 Relay
2026-05-11 12:47   ` Jian Hu via B4 Relay
2026-05-11 12:47   ` Jian Hu
2026-05-11 15:42   ` Brian Masney [this message]
2026-05-11 15:42     ` Brian Masney
2026-05-13  8:50     ` Jian Hu
2026-05-13  8:50       ` Jian Hu
2026-05-12  6:18   ` sashiko-bot
2026-05-11 12:47 ` [PATCH 10/10] clk: amlogic: Add A9 AO " Jian Hu via B4 Relay
2026-05-11 12:47   ` Jian Hu via B4 Relay
2026-05-11 12:47   ` Jian Hu
2026-05-11 15:45   ` Brian Masney
2026-05-11 15:45     ` Brian Masney
2026-05-13  9:19     ` Jian Hu
2026-05-13  9:19       ` Jian Hu
2026-05-12 20:47   ` sashiko-bot
2026-05-14 16:27   ` Jerome Brunet
2026-05-14 16:27     ` Jerome Brunet
2026-05-20  7:37     ` Jian Hu
2026-05-20  7:37       ` Jian Hu
2026-05-26  7:33 ` [PATCH 00/10] Add support for A9 family clock controller Jerome Brunet
2026-05-26  7:33   ` Jerome Brunet
2026-05-26 10:05   ` Jian Hu
2026-05-26 10:05     ` Jian Hu

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