[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <b1f3b5a7-54ae-4467-b526-2dc630253494@salutedevices.com>
Date: Mon, 22 Apr 2024 16:49:03 +0300
From: Jan Dakinevich <jan.dakinevich@...utedevices.com>
To: Jerome Brunet <jbrunet@...libre.com>
CC: Neil Armstrong <neil.armstrong@...aro.org>, Michael Turquette
<mturquette@...libre.com>, Stephen Boyd <sboyd@...nel.org>, Rob Herring
<robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
<conor+dt@...nel.org>, Kevin Hilman <khilman@...libre.com>, Martin
Blumenstingl <martin.blumenstingl@...glemail.com>, Philipp Zabel
<p.zabel@...gutronix.de>, Jiucheng Xu <jiucheng.xu@...ogic.com>,
<linux-amlogic@...ts.infradead.org>, <linux-clk@...r.kernel.org>,
<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [RFC PATCH v3 5/6] clk: meson: a1: add the audio clock controller
driver
On 4/22/24 10:53, Jerome Brunet wrote:
>
> On Fri 19 Apr 2024 at 15:58, Jan Dakinevich <jan.dakinevich@...utedevices.com> wrote:
>
>> This controller provides clocks and reset functionality for audio
>> peripherals on Amlogic A1 SoC family.
>>
>> The driver is almost identical to 'axg-audio', however it would be better
>> to keep it separate due to following reasons:
>>
>> - significant amount of bits has another definition. I will bring there
>> a mess of new defines with A1_ suffixes.
>>
>> - registers of this controller are located in two separate regions. It
>> will give a lot of complications for 'axg-audio' to support this.
>>
>> Signed-off-by: Jan Dakinevich <jan.dakinevich@...utedevices.com>
>> ---
>> drivers/clk/meson/Kconfig | 14 +
>> drivers/clk/meson/Makefile | 1 +
>> drivers/clk/meson/a1-audio.c | 651 ++++++++++++++++++++++++++++++
>> drivers/reset/reset-meson-audio.c | 10 +
>> 4 files changed, 676 insertions(+)
>> create mode 100644 drivers/clk/meson/a1-audio.c
>>
>> diff --git a/drivers/clk/meson/Kconfig b/drivers/clk/meson/Kconfig
>> index 33614f8b8cf7..8aa2b38914fc 100644
>> --- a/drivers/clk/meson/Kconfig
>> +++ b/drivers/clk/meson/Kconfig
>> @@ -130,6 +130,20 @@ config COMMON_CLK_A1_PERIPHERALS
>> device, A1 SoC Family. Say Y if you want A1 Peripherals clock
>> controller to work.
>>
>> +config COMMON_CLK_A1_AUDIO
>> + tristate "Amlogic A1 SoC Audio clock controller support"
>> + depends on ARM64
>> + select COMMON_CLK_MESON_REGMAP
>> + select COMMON_CLK_MESON_CLKC_UTILS
>> + select COMMON_CLK_MESON_PHASE
>> + select COMMON_CLK_MESON_SCLK_DIV
>> + select RESET_CONTROLLER
>> + select RESET_MESON_AUDIO
>> + help
>> + Support for the Audio clock controller on Amlogic A113L based
>> + device, A1 SoC Family. Say Y if you want A1 Audio clock controller
>> + to work.
>> +
>> config COMMON_CLK_G12A
>> tristate "G12 and SM1 SoC clock controllers support"
>> depends on ARM64
>> diff --git a/drivers/clk/meson/Makefile b/drivers/clk/meson/Makefile
>> index 9ee4b954c896..5e0260cef111 100644
>> --- a/drivers/clk/meson/Makefile
>> +++ b/drivers/clk/meson/Makefile
>> @@ -19,6 +19,7 @@ obj-$(CONFIG_COMMON_CLK_AXG) += axg.o axg-aoclk.o
>> obj-$(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-$(CONFIG_COMMON_CLK_A1_AUDIO) += a1-audio.o
>> obj-$(CONFIG_COMMON_CLK_GXBB) += gxbb.o gxbb-aoclk.o
>> obj-$(CONFIG_COMMON_CLK_G12A) += g12a.o g12a-aoclk.o
>> obj-$(CONFIG_COMMON_CLK_MESON8B) += meson8b.o meson8-ddr.o
>> diff --git a/drivers/clk/meson/a1-audio.c b/drivers/clk/meson/a1-audio.c
>> new file mode 100644
>> index 000000000000..bf08e354f32d
>> --- /dev/null
>> +++ b/drivers/clk/meson/a1-audio.c
>> @@ -0,0 +1,651 @@
>> +// SPDX-License-Identifier: (GPL-2.0 OR MIT)
>> +/*
>> + * Copyright (c) 2024, SaluteDevices. All Rights Reserved.
>> + *
>> + * Author: Jan Dakinevich <jan.dakinevich@...utedevices.com>
>> + */
>> +
>> +#include <linux/clk.h>
>> +#include <linux/clk-provider.h>
>> +#include <linux/init.h>
>> +#include <linux/of_device.h>
>> +#include <linux/module.h>
>> +#include <linux/platform_device.h>
>> +#include <linux/regmap.h>
>> +#include <linux/reset.h>
>> +#include <linux/reset-controller.h>
>> +#include <linux/slab.h>
>> +
>> +#include <soc/amlogic/meson-audio-reset.h>
>> +#include <dt-bindings/clock/amlogic,a1-audio-clkc.h>
>> +
>> +#include "meson-clkc-utils.h"
>> +#include "meson-audio.h"
>> +#include "clk-regmap.h"
>> +#include "clk-phase.h"
>> +#include "sclk-div.h"
>> +
>> +#define AUDIO_CLK_GATE_EN0 0x000
>> +#define AUDIO_MCLK_A_CTRL 0x008
>> +#define AUDIO_MCLK_B_CTRL 0x00c
>> +#define AUDIO_MCLK_C_CTRL 0x010
>> +#define AUDIO_MCLK_D_CTRL 0x014
>> +#define AUDIO_SW_RESET0 0x028
>> +#define AUDIO_MST_A_SCLK_CTRL0 0x040
>> +#define AUDIO_MST_A_SCLK_CTRL1 0x044
>> +#define AUDIO_MST_B_SCLK_CTRL0 0x048
>> +#define AUDIO_MST_B_SCLK_CTRL1 0x04c
>> +#define AUDIO_MST_C_SCLK_CTRL0 0x050
>> +#define AUDIO_MST_C_SCLK_CTRL1 0x054
>> +#define AUDIO_MST_D_SCLK_CTRL0 0x058
>> +#define AUDIO_MST_D_SCLK_CTRL1 0x05c
>> +#define AUDIO_CLK_TDMIN_A_CTRL 0x080
>> +#define AUDIO_CLK_TDMIN_B_CTRL 0x084
>> +#define AUDIO_CLK_TDMIN_LB_CTRL 0x08c
>> +#define AUDIO_CLK_TDMOUT_A_CTRL 0x090
>> +#define AUDIO_CLK_TDMOUT_B_CTRL 0x094
>> +#define AUDIO_CLK_SPDIFIN_CTRL 0x09c
>> +#define AUDIO_CLK_RESAMPLEA_CTRL 0x0a4
>> +#define AUDIO_CLK_LOCKER_CTRL 0x0a8
>> +#define AUDIO_CLK_EQDRC_CTRL 0x0c0
>> +
>> +#define AUDIO2_CLK_GATE_EN0 0x00c
>> +#define AUDIO2_MCLK_VAD_CTRL 0x040
>> +#define AUDIO2_CLK_VAD_CTRL 0x044
>> +#define AUDIO2_CLK_PDMIN_CTRL0 0x058
>> +#define AUDIO2_CLK_PDMIN_CTRL1 0x05c
>> +
>> +static const struct clk_parent_data a1_pclk_pdata[] = {
>> + { .fw_name = "pclk" },
>> +};
>> +
>> +#define AUD_PCLK_GATE(_name, _reg, _bit) { \
>> + .data = &(struct clk_regmap_gate_data){ \
>> + .offset = (_reg), \
>> + .bit_idx = (_bit), \
>> + }, \
>> + .hw.init = &(struct clk_init_data) { \
>> + .name = "aud_"#_name, \
>> + .ops = &clk_regmap_gate_ops, \
>> + .parent_data = a1_pclk_pdata, \
>> + .num_parents = 1, \
>> + }, \
>> +}
>> +
>> +struct clk_regmap aud_ddr_arb =
>> + AUD_PCLK_GATE(ddr_arb, AUDIO_CLK_GATE_EN0, 0);
>> +struct clk_regmap aud_tdmin_a =
>> + AUD_PCLK_GATE(tdmin_a, AUDIO_CLK_GATE_EN0, 1);
>> +struct clk_regmap aud_tdmin_b =
>> + AUD_PCLK_GATE(tdmin_b, AUDIO_CLK_GATE_EN0, 2);
>> +struct clk_regmap aud_tdmin_lb =
>> + AUD_PCLK_GATE(tdmin_lb, AUDIO_CLK_GATE_EN0, 3);
>> +struct clk_regmap aud_loopback =
>> + AUD_PCLK_GATE(loopback, AUDIO_CLK_GATE_EN0, 4);
>> +struct clk_regmap aud_tdmout_a =
>> + AUD_PCLK_GATE(tdmout_a, AUDIO_CLK_GATE_EN0, 5);
>> +struct clk_regmap aud_tdmout_b =
>> + AUD_PCLK_GATE(tdmout_b, AUDIO_CLK_GATE_EN0, 6);
>> +struct clk_regmap aud_frddr_a =
>> + AUD_PCLK_GATE(frddr_a, AUDIO_CLK_GATE_EN0, 7);
>> +struct clk_regmap aud_frddr_b =
>> + AUD_PCLK_GATE(frddr_b, AUDIO_CLK_GATE_EN0, 8);
>> +struct clk_regmap aud_toddr_a =
>> + AUD_PCLK_GATE(toddr_a, AUDIO_CLK_GATE_EN0, 9);
>> +struct clk_regmap aud_toddr_b =
>> + AUD_PCLK_GATE(toddr_b, AUDIO_CLK_GATE_EN0, 10);
>> +struct clk_regmap aud_spdifin =
>> + AUD_PCLK_GATE(spdifin, AUDIO_CLK_GATE_EN0, 11);
>> +struct clk_regmap aud_resample =
>> + AUD_PCLK_GATE(resample, AUDIO_CLK_GATE_EN0, 12);
>> +struct clk_regmap aud_eqdrc =
>> + AUD_PCLK_GATE(eqdrc, AUDIO_CLK_GATE_EN0, 13);
>> +struct clk_regmap aud_audiolocker =
>> + AUD_PCLK_GATE(audiolocker, AUDIO_CLK_GATE_EN0, 14);
>> +
>> +struct clk_regmap aud_vad_ddr_arb =
>> + AUD_PCLK_GATE(vad_ddr_arb, AUDIO2_CLK_GATE_EN0, 0);
>> +struct clk_regmap aud_vad_pdm =
>> + AUD_PCLK_GATE(vad_pdm, AUDIO2_CLK_GATE_EN0, 1);
>> +struct clk_regmap aud_vad_tdmin_vad =
>> + AUD_PCLK_GATE(vad_tdmin_vad, AUDIO2_CLK_GATE_EN0, 2);
>> +struct clk_regmap aud_vad_toddr_vad =
>> + AUD_PCLK_GATE(vad_toddr_vad, AUDIO2_CLK_GATE_EN0, 3);
>> +struct clk_regmap aud_vad =
>> + AUD_PCLK_GATE(vad, AUDIO2_CLK_GATE_EN0, 4);
>> +struct clk_regmap aud_vad_audiotop =
>> + AUD_PCLK_GATE(vad_audiotop, AUDIO2_CLK_GATE_EN0, 7);
>> +
>> +static const struct clk_parent_data a1_mst_pdata[] = {
>> + { .fw_name = "dds_in" },
>> + { .fw_name = "fclk_div2" },
>> + { .fw_name = "fclk_div3" },
>> + { .fw_name = "hifi_pll" },
>> + { .fw_name = "xtal" },
>> +};
>> +
>> +#define AUD_MST_MCLK_MUX(_name, _reg) \
>> + AUD_MUX(_name##_sel, _reg, 0x7, 24, CLK_MUX_ROUND_CLOSEST, \
>> + a1_mst_pdata, 0)
>> +#define AUD_MST_MCLK_DIV(_name, _reg) \
>> + AUD_DIV(_name##_div, _reg, 0, 16, CLK_DIVIDER_ROUND_CLOSEST, \
>> + aud_##_name##_sel, CLK_SET_RATE_PARENT)
>> +#define AUD_MST_MCLK_GATE(_name, _reg) \
>> + AUD_GATE(_name, _reg, 31, aud_##_name##_div, \
>> + CLK_SET_RATE_PARENT)
>> +
>> +struct clk_regmap aud_mst_a_mclk_sel =
>> + AUD_MST_MCLK_MUX(mst_a_mclk, AUDIO_MCLK_A_CTRL);
>> +struct clk_regmap aud_mst_a_mclk_div =
>> + AUD_MST_MCLK_DIV(mst_a_mclk, AUDIO_MCLK_A_CTRL);
>> +struct clk_regmap aud_mst_a_mclk =
>> + AUD_MST_MCLK_GATE(mst_a_mclk, AUDIO_MCLK_A_CTRL);
>> +
>> +struct clk_regmap aud_mst_b_mclk_sel =
>> + AUD_MST_MCLK_MUX(mst_b_mclk, AUDIO_MCLK_B_CTRL);
>> +struct clk_regmap aud_mst_b_mclk_div =
>> + AUD_MST_MCLK_DIV(mst_b_mclk, AUDIO_MCLK_B_CTRL);
>> +struct clk_regmap aud_mst_b_mclk =
>> + AUD_MST_MCLK_GATE(mst_b_mclk, AUDIO_MCLK_B_CTRL);
>> +
>> +struct clk_regmap aud_mst_c_mclk_sel =
>> + AUD_MST_MCLK_MUX(mst_c_mclk, AUDIO_MCLK_C_CTRL);
>> +struct clk_regmap aud_mst_c_mclk_div =
>> + AUD_MST_MCLK_DIV(mst_c_mclk, AUDIO_MCLK_C_CTRL);
>> +struct clk_regmap aud_mst_c_mclk =
>> + AUD_MST_MCLK_GATE(mst_c_mclk, AUDIO_MCLK_C_CTRL);
>> +
>> +struct clk_regmap aud_mst_d_mclk_sel =
>> + AUD_MST_MCLK_MUX(mst_d_mclk, AUDIO_MCLK_D_CTRL);
>> +struct clk_regmap aud_mst_d_mclk_div =
>> + AUD_MST_MCLK_DIV(mst_d_mclk, AUDIO_MCLK_D_CTRL);
>> +struct clk_regmap aud_mst_d_mclk =
>> + AUD_MST_MCLK_GATE(mst_d_mclk, AUDIO_MCLK_D_CTRL);
>> +
>> +struct clk_regmap aud_spdifin_clk_sel =
>> + AUD_MST_MCLK_MUX(spdifin_clk, AUDIO_CLK_SPDIFIN_CTRL);
>> +struct clk_regmap aud_spdifin_clk_div =
>> + AUD_MST_MCLK_DIV(spdifin_clk, AUDIO_CLK_SPDIFIN_CTRL);
>> +struct clk_regmap aud_spdifin_clk =
>> + AUD_MST_MCLK_GATE(spdifin_clk, AUDIO_CLK_SPDIFIN_CTRL);
>> +
>> +struct clk_regmap aud_eqdrc_clk_sel =
>> + AUD_MST_MCLK_MUX(eqdrc_clk, AUDIO_CLK_EQDRC_CTRL);
>> +struct clk_regmap aud_eqdrc_clk_div =
>> + AUD_MST_MCLK_DIV(eqdrc_clk, AUDIO_CLK_EQDRC_CTRL);
>> +struct clk_regmap aud_eqdrc_clk =
>> + AUD_MST_MCLK_GATE(eqdrc_clk, AUDIO_CLK_EQDRC_CTRL);
>> +
>> +struct clk_regmap aud_resample_clk_sel =
>> + AUD_MUX(resample_clk_sel, AUDIO_CLK_RESAMPLEA_CTRL, 0xf, 24,
>> + CLK_MUX_ROUND_CLOSEST, a1_mst_pdata, 0);
>> +struct clk_regmap aud_resample_clk_div =
>> + AUD_DIV(resample_clk_div, AUDIO_CLK_RESAMPLEA_CTRL, 0, 8,
>> + CLK_DIVIDER_ROUND_CLOSEST, aud_resample_clk_sel,
>> + CLK_SET_RATE_PARENT);
>> +struct clk_regmap aud_resample_clk =
>> + AUD_GATE(resample_clk, AUDIO_CLK_RESAMPLEA_CTRL, 31,
>> + aud_resample_clk_div, CLK_SET_RATE_PARENT);
>> +
>> +struct clk_regmap aud_locker_in_clk_sel =
>> + AUD_MUX(locker_in_clk_sel, AUDIO_CLK_LOCKER_CTRL, 0xf, 8,
>> + CLK_MUX_ROUND_CLOSEST, a1_mst_pdata, 0);
>> +struct clk_regmap aud_locker_in_clk_div =
>> + AUD_DIV(locker_in_clk_div, AUDIO_CLK_LOCKER_CTRL, 0, 8,
>> + CLK_DIVIDER_ROUND_CLOSEST, aud_locker_in_clk_sel,
>> + CLK_SET_RATE_PARENT);
>> +struct clk_regmap aud_locker_in_clk =
>> + AUD_GATE(locker_in_clk, AUDIO_CLK_LOCKER_CTRL, 15,
>> + aud_locker_in_clk_div, CLK_SET_RATE_PARENT);
>> +
>> +struct clk_regmap aud_locker_out_clk_sel =
>> + AUD_MUX(locker_out_clk_sel, AUDIO_CLK_LOCKER_CTRL, 0xf, 24,
>> + CLK_MUX_ROUND_CLOSEST, a1_mst_pdata, 0);
>> +struct clk_regmap aud_locker_out_clk_div =
>> + AUD_DIV(locker_out_clk_div, AUDIO_CLK_LOCKER_CTRL, 16, 8,
>> + CLK_DIVIDER_ROUND_CLOSEST, aud_locker_out_clk_sel,
>> + CLK_SET_RATE_PARENT);
>> +struct clk_regmap aud_locker_out_clk =
>> + AUD_GATE(locker_out_clk, AUDIO_CLK_LOCKER_CTRL, 31,
>> + aud_locker_out_clk_div, CLK_SET_RATE_PARENT);
>> +
>> +struct clk_regmap aud_vad_mclk_sel =
>> + AUD_MST_MCLK_MUX(vad_mclk, AUDIO2_MCLK_VAD_CTRL);
>> +struct clk_regmap aud_vad_mclk_div =
>> + AUD_MST_MCLK_DIV(vad_mclk, AUDIO2_MCLK_VAD_CTRL);
>> +struct clk_regmap aud_vad_mclk =
>> + AUD_MST_MCLK_GATE(vad_mclk, AUDIO2_MCLK_VAD_CTRL);
>> +
>> +struct clk_regmap aud_vad_clk_sel =
>> + AUD_MST_MCLK_MUX(vad_clk, AUDIO2_CLK_VAD_CTRL);
>> +struct clk_regmap aud_vad_clk_div =
>> + AUD_MST_MCLK_DIV(vad_clk, AUDIO2_CLK_VAD_CTRL);
>> +struct clk_regmap aud_vad_clk =
>> + AUD_MST_MCLK_GATE(vad_clk, AUDIO2_CLK_VAD_CTRL);
>> +
>> +struct clk_regmap aud_vad_pdm_dclk_sel =
>> + AUD_MST_MCLK_MUX(vad_pdm_dclk, AUDIO2_CLK_PDMIN_CTRL0);
>> +struct clk_regmap aud_vad_pdm_dclk_div =
>> + AUD_MST_MCLK_DIV(vad_pdm_dclk, AUDIO2_CLK_PDMIN_CTRL0);
>> +struct clk_regmap aud_vad_pdm_dclk =
>> + AUD_MST_MCLK_GATE(vad_pdm_dclk, AUDIO2_CLK_PDMIN_CTRL0);
>> +
>> +struct clk_regmap aud_vad_pdm_sysclk_sel =
>> + AUD_MST_MCLK_MUX(vad_pdm_sysclk, AUDIO2_CLK_PDMIN_CTRL1);
>> +struct clk_regmap aud_vad_pdm_sysclk_div =
>> + AUD_MST_MCLK_DIV(vad_pdm_sysclk, AUDIO2_CLK_PDMIN_CTRL1);
>> +struct clk_regmap aud_vad_pdm_sysclk =
>> + AUD_MST_MCLK_GATE(vad_pdm_sysclk, AUDIO2_CLK_PDMIN_CTRL1);
>> +
>> +#define AUD_MST_SCLK_PRE_EN(_name, _reg, _pname) \
>> + AUD_GATE(_name##_pre_en, _reg, 31, \
>> + aud_##_pname, 0)
>> +#define AUD_MST_SCLK_DIV(_name, _reg) \
>> + AUD_SCLK_DIV(_name##_div, _reg, 20, 10, 0, 0, \
>> + aud_##_name##_pre_en, CLK_SET_RATE_PARENT)
>> +#define AUD_MST_SCLK_POST_EN(_name, _reg) \
>> + AUD_GATE(_name##_post_en, _reg, 30, \
>> + aud_##_name##_div, CLK_SET_RATE_PARENT)
>> +#define AUD_MST_SCLK(_name, _reg) \
>> + AUD_TRIPHASE(_name, _reg, 1, 0, 2, 4, \
>> + aud_##_name##_post_en, CLK_SET_RATE_PARENT)
>> +
>> +struct clk_regmap aud_mst_a_sclk_pre_en =
>> + AUD_MST_SCLK_PRE_EN(mst_a_sclk, AUDIO_MST_A_SCLK_CTRL0, mst_a_mclk);
>> +struct clk_regmap aud_mst_a_sclk_div =
>> + AUD_MST_SCLK_DIV(mst_a_sclk, AUDIO_MST_A_SCLK_CTRL0);
>> +struct clk_regmap aud_mst_a_sclk_post_en =
>> + AUD_MST_SCLK_POST_EN(mst_a_sclk, AUDIO_MST_A_SCLK_CTRL0);
>> +struct clk_regmap aud_mst_a_sclk =
>> + AUD_MST_SCLK(mst_a_sclk, AUDIO_MST_A_SCLK_CTRL1);
>> +
>> +struct clk_regmap aud_mst_b_sclk_pre_en =
>> + AUD_MST_SCLK_PRE_EN(mst_b_sclk, AUDIO_MST_B_SCLK_CTRL0, mst_b_mclk);
>> +struct clk_regmap aud_mst_b_sclk_div =
>> + AUD_MST_SCLK_DIV(mst_b_sclk, AUDIO_MST_B_SCLK_CTRL0);
>> +struct clk_regmap aud_mst_b_sclk_post_en =
>> + AUD_MST_SCLK_POST_EN(mst_b_sclk, AUDIO_MST_B_SCLK_CTRL0);
>> +struct clk_regmap aud_mst_b_sclk =
>> + AUD_MST_SCLK(mst_b_sclk, AUDIO_MST_B_SCLK_CTRL1);
>> +
>> +struct clk_regmap aud_mst_c_sclk_pre_en =
>> + AUD_MST_SCLK_PRE_EN(mst_c_sclk, AUDIO_MST_C_SCLK_CTRL0, mst_c_mclk);
>> +struct clk_regmap aud_mst_c_sclk_div =
>> + AUD_MST_SCLK_DIV(mst_c_sclk, AUDIO_MST_C_SCLK_CTRL0);
>> +struct clk_regmap aud_mst_c_sclk_post_en =
>> + AUD_MST_SCLK_POST_EN(mst_c_sclk, AUDIO_MST_C_SCLK_CTRL0);
>> +struct clk_regmap aud_mst_c_sclk =
>> + AUD_MST_SCLK(mst_c_sclk, AUDIO_MST_C_SCLK_CTRL1);
>> +
>> +struct clk_regmap aud_mst_d_sclk_pre_en =
>> + AUD_MST_SCLK_PRE_EN(mst_d_sclk, AUDIO_MST_D_SCLK_CTRL0, mst_d_mclk);
>> +struct clk_regmap aud_mst_d_sclk_div =
>> + AUD_MST_SCLK_DIV(mst_d_sclk, AUDIO_MST_D_SCLK_CTRL0);
>> +struct clk_regmap aud_mst_d_sclk_post_en =
>> + AUD_MST_SCLK_POST_EN(mst_d_sclk, AUDIO_MST_D_SCLK_CTRL0);
>> +struct clk_regmap aud_mst_d_sclk =
>> + AUD_MST_SCLK(mst_d_sclk, AUDIO_MST_D_SCLK_CTRL1);
>> +
>> +#define AUD_MST_LRCLK_DIV(_name, _reg, _pname) \
>> + AUD_SCLK_DIV(_name##_div, _reg, 0, 10, 10, 10, \
>> + aud_##_pname, 0)
>> +#define AUD_MST_LRCLK(_name, _reg) \
>> + AUD_TRIPHASE(_name, _reg, 1, 1, 3, 5, \
>> + aud_##_name##_div, CLK_SET_RATE_PARENT)
>> +
>> +struct clk_regmap aud_mst_a_lrclk_div =
>> + AUD_MST_LRCLK_DIV(mst_a_lrclk, AUDIO_MST_A_SCLK_CTRL0,
>> + mst_a_sclk_post_en);
>> +struct clk_regmap aud_mst_a_lrclk =
>> + AUD_MST_LRCLK(mst_a_lrclk, AUDIO_MST_A_SCLK_CTRL1);
>> +
>> +struct clk_regmap aud_mst_b_lrclk_div =
>> + AUD_MST_LRCLK_DIV(mst_b_lrclk, AUDIO_MST_B_SCLK_CTRL0,
>> + mst_b_sclk_post_en);
>> +struct clk_regmap aud_mst_b_lrclk =
>> + AUD_MST_LRCLK(mst_b_lrclk, AUDIO_MST_B_SCLK_CTRL1);
>> +
>> +struct clk_regmap aud_mst_c_lrclk_div =
>> + AUD_MST_LRCLK_DIV(mst_c_lrclk, AUDIO_MST_C_SCLK_CTRL0,
>> + mst_c_sclk_post_en);
>> +struct clk_regmap aud_mst_c_lrclk =
>> + AUD_MST_LRCLK(mst_c_lrclk, AUDIO_MST_C_SCLK_CTRL1);
>> +
>> +struct clk_regmap aud_mst_d_lrclk_div =
>> + AUD_MST_LRCLK_DIV(mst_d_lrclk, AUDIO_MST_D_SCLK_CTRL0,
>> + mst_d_sclk_post_en);
>> +struct clk_regmap aud_mst_d_lrclk =
>> + AUD_MST_LRCLK(mst_d_lrclk, AUDIO_MST_D_SCLK_CTRL1);
>> +
>> +static const struct clk_parent_data a1_mst_sclk_pdata[] = {
>> + { .hw = &aud_mst_a_sclk.hw, .index = -1 },
>> + { .hw = &aud_mst_b_sclk.hw, .index = -1 },
>> + { .hw = &aud_mst_c_sclk.hw, .index = -1 },
>> + { .hw = &aud_mst_d_sclk.hw, .index = -1 },
>> + { .fw_name = "slv_sclk0" },
>> + { .fw_name = "slv_sclk1" },
>> + { .fw_name = "slv_sclk2" },
>> + { .fw_name = "slv_sclk3" },
>> + { .fw_name = "slv_sclk4" },
>> + { .fw_name = "slv_sclk5" },
>> + { .fw_name = "slv_sclk6" },
>> + { .fw_name = "slv_sclk7" },
>> + { .fw_name = "slv_sclk8" },
>> + { .fw_name = "slv_sclk9" },
>> +};
>> +
>> +static u32 a1_mst_sclk_table[] = {
>> + 0, 1, 2, 3, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
>> +};
>
> This is a clear indication that the bindings of axg and a1 are indeed
> the same. Master clocks are optional.
>
>> +
>> +static const struct clk_parent_data a1_mst_lrclk_pdata[] = {
>> + { .hw = &aud_mst_a_lrclk.hw, .index = -1 },
>> + { .hw = &aud_mst_b_lrclk.hw, .index = -1 },
>> + { .hw = &aud_mst_c_lrclk.hw, .index = -1 },
>> + { .hw = &aud_mst_d_lrclk.hw, .index = -1 },
>> + { .fw_name = "slv_lrclk0" },
>> + { .fw_name = "slv_lrclk1" },
>> + { .fw_name = "slv_lrclk2" },
>> + { .fw_name = "slv_lrclk3" },
>> + { .fw_name = "slv_lrclk4" },
>> + { .fw_name = "slv_lrclk5" },
>> + { .fw_name = "slv_lrclk6" },
>> + { .fw_name = "slv_lrclk7" },
>> + { .fw_name = "slv_lrclk8" },
>> + { .fw_name = "slv_lrclk9" },
>> +};
>> +
>> +static u32 a1_mst_lrclk_table[] = {
>> + 0, 1, 2, 3, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15
>> +};
>> +
>> +#define AUD_TDM_SCLK_MUX(_name, _reg) \
>> + AUD_MUX_TABLE(_name##_sel, _reg, a1_mst_sclk_table, 0xf, 24, \
>> + CLK_MUX_ROUND_CLOSEST, a1_mst_sclk_pdata, 0)
>> +#define AUD_TDM_SCLK_PRE_EN(_name, _reg) \
>> + AUD_GATE(_name##_pre_en, _reg, 31, \
>> + aud_##_name##_sel, CLK_SET_RATE_PARENT)
>> +#define AUD_TDM_SCLK_POST_EN(_name, _reg) \
>> + AUD_GATE(_name##_post_en, _reg, 30, \
>> + aud_##_name##_pre_en, CLK_SET_RATE_PARENT)
>> +#define AUD_TDM_SCLK_WS(_name, _reg) \
>> + AUD_SCLK_WS(_name, _reg, 1, 29, 28, \
>> + aud_##_name##_post_en, \
>> + CLK_DUTY_CYCLE_PARENT | CLK_SET_RATE_PARENT)
>> +
>> +#define AUD_TDM_LRLCK(_name, _reg) \
>> + AUD_MUX_TABLE(_name, _reg, a1_mst_lrclk_table, 0xf, 20, \
>> + CLK_MUX_ROUND_CLOSEST, a1_mst_lrclk_pdata, \
>> + CLK_SET_RATE_PARENT)
>> +
>> +struct clk_regmap aud_tdmin_a_sclk_sel =
>> + AUD_TDM_SCLK_MUX(tdmin_a_sclk, AUDIO_CLK_TDMIN_A_CTRL);
>> +struct clk_regmap aud_tdmin_a_sclk_pre_en =
>> + AUD_TDM_SCLK_PRE_EN(tdmin_a_sclk, AUDIO_CLK_TDMIN_A_CTRL);
>> +struct clk_regmap aud_tdmin_a_sclk_post_en =
>> + AUD_TDM_SCLK_POST_EN(tdmin_a_sclk, AUDIO_CLK_TDMIN_A_CTRL);
>> +struct clk_regmap aud_tdmin_a_sclk =
>> + AUD_TDM_SCLK_WS(tdmin_a_sclk, AUDIO_CLK_TDMIN_A_CTRL);
>> +struct clk_regmap aud_tdmin_a_lrclk =
>> + AUD_TDM_LRLCK(tdmin_a_lrclk, AUDIO_CLK_TDMIN_A_CTRL);
>> +
>> +struct clk_regmap aud_tdmin_b_sclk_sel =
>> + AUD_TDM_SCLK_MUX(tdmin_b_sclk, AUDIO_CLK_TDMIN_B_CTRL);
>> +struct clk_regmap aud_tdmin_b_sclk_pre_en =
>> + AUD_TDM_SCLK_PRE_EN(tdmin_b_sclk, AUDIO_CLK_TDMIN_B_CTRL);
>> +struct clk_regmap aud_tdmin_b_sclk_post_en =
>> + AUD_TDM_SCLK_POST_EN(tdmin_b_sclk, AUDIO_CLK_TDMIN_B_CTRL);
>> +struct clk_regmap aud_tdmin_b_sclk =
>> + AUD_TDM_SCLK_WS(tdmin_b_sclk, AUDIO_CLK_TDMIN_B_CTRL);
>> +struct clk_regmap aud_tdmin_b_lrclk =
>> + AUD_TDM_LRLCK(tdmin_b_lrclk, AUDIO_CLK_TDMIN_B_CTRL);
>> +
>> +struct clk_regmap aud_tdmin_lb_sclk_sel =
>> + AUD_TDM_SCLK_MUX(tdmin_lb_sclk, AUDIO_CLK_TDMIN_LB_CTRL);
>> +struct clk_regmap aud_tdmin_lb_sclk_pre_en =
>> + AUD_TDM_SCLK_PRE_EN(tdmin_lb_sclk, AUDIO_CLK_TDMIN_LB_CTRL);
>> +struct clk_regmap aud_tdmin_lb_sclk_post_en =
>> + AUD_TDM_SCLK_POST_EN(tdmin_lb_sclk, AUDIO_CLK_TDMIN_LB_CTRL);
>> +struct clk_regmap aud_tdmin_lb_sclk =
>> + AUD_TDM_SCLK_WS(tdmin_lb_sclk, AUDIO_CLK_TDMIN_LB_CTRL);
>> +struct clk_regmap aud_tdmin_lb_lrclk =
>> + AUD_TDM_LRLCK(tdmin_lb_lrclk, AUDIO_CLK_TDMIN_LB_CTRL);
>> +
>> +struct clk_regmap aud_tdmout_a_sclk_sel =
>> + AUD_TDM_SCLK_MUX(tdmout_a_sclk, AUDIO_CLK_TDMOUT_A_CTRL);
>> +struct clk_regmap aud_tdmout_a_sclk_pre_en =
>> + AUD_TDM_SCLK_PRE_EN(tdmout_a_sclk, AUDIO_CLK_TDMOUT_A_CTRL);
>> +struct clk_regmap aud_tdmout_a_sclk_post_en =
>> + AUD_TDM_SCLK_POST_EN(tdmout_a_sclk, AUDIO_CLK_TDMOUT_A_CTRL);
>> +struct clk_regmap aud_tdmout_a_sclk =
>> + AUD_TDM_SCLK_WS(tdmout_a_sclk, AUDIO_CLK_TDMOUT_A_CTRL);
>> +struct clk_regmap aud_tdmout_a_lrclk =
>> + AUD_TDM_LRLCK(tdmout_a_lrclk, AUDIO_CLK_TDMOUT_A_CTRL);
>> +
>> +struct clk_regmap aud_tdmout_b_sclk_sel =
>> + AUD_TDM_SCLK_MUX(tdmout_b_sclk, AUDIO_CLK_TDMOUT_B_CTRL);
>> +struct clk_regmap aud_tdmout_b_sclk_pre_en =
>> + AUD_TDM_SCLK_PRE_EN(tdmout_b_sclk, AUDIO_CLK_TDMOUT_B_CTRL);
>> +struct clk_regmap aud_tdmout_b_sclk_post_en =
>> + AUD_TDM_SCLK_POST_EN(tdmout_b_sclk, AUDIO_CLK_TDMOUT_B_CTRL);
>> +struct clk_regmap aud_tdmout_b_sclk =
>> + AUD_TDM_SCLK_WS(tdmout_b_sclk, AUDIO_CLK_TDMOUT_B_CTRL);
>> +struct clk_regmap aud_tdmout_b_lrclk =
>> + AUD_TDM_LRLCK(tdmout_b_lrclk, AUDIO_CLK_TDMOUT_B_CTRL);
>> +
>> +static struct clk_hw *a1_audio_hw_clks[] = {
>> + [AUD_CLKID_DDR_ARB] = &aud_ddr_arb.hw,
>> + [AUD_CLKID_TDMIN_A] = &aud_tdmin_a.hw,
>> + [AUD_CLKID_TDMIN_B] = &aud_tdmin_b.hw,
>> + [AUD_CLKID_TDMIN_LB] = &aud_tdmin_lb.hw,
>> + [AUD_CLKID_LOOPBACK] = &aud_loopback.hw,
>> + [AUD_CLKID_TDMOUT_A] = &aud_tdmout_a.hw,
>> + [AUD_CLKID_TDMOUT_B] = &aud_tdmout_b.hw,
>> + [AUD_CLKID_FRDDR_A] = &aud_frddr_a.hw,
>> + [AUD_CLKID_FRDDR_B] = &aud_frddr_b.hw,
>> + [AUD_CLKID_TODDR_A] = &aud_toddr_a.hw,
>> + [AUD_CLKID_TODDR_B] = &aud_toddr_b.hw,
>> + [AUD_CLKID_SPDIFIN] = &aud_spdifin.hw,
>> + [AUD_CLKID_RESAMPLE] = &aud_resample.hw,
>> + [AUD_CLKID_EQDRC] = &aud_eqdrc.hw,
>> + [AUD_CLKID_LOCKER] = &aud_audiolocker.hw,
>> + [AUD_CLKID_MST_A_MCLK_SEL] = &aud_mst_a_mclk_sel.hw,
>> + [AUD_CLKID_MST_A_MCLK_DIV] = &aud_mst_a_mclk_div.hw,
>> + [AUD_CLKID_MST_A_MCLK] = &aud_mst_a_mclk.hw,
>> + [AUD_CLKID_MST_B_MCLK_SEL] = &aud_mst_b_mclk_sel.hw,
>> + [AUD_CLKID_MST_B_MCLK_DIV] = &aud_mst_b_mclk_div.hw,
>> + [AUD_CLKID_MST_B_MCLK] = &aud_mst_b_mclk.hw,
>> + [AUD_CLKID_MST_C_MCLK_SEL] = &aud_mst_c_mclk_sel.hw,
>> + [AUD_CLKID_MST_C_MCLK_DIV] = &aud_mst_c_mclk_div.hw,
>> + [AUD_CLKID_MST_C_MCLK] = &aud_mst_c_mclk.hw,
>> + [AUD_CLKID_MST_D_MCLK_SEL] = &aud_mst_d_mclk_sel.hw,
>> + [AUD_CLKID_MST_D_MCLK_DIV] = &aud_mst_d_mclk_div.hw,
>> + [AUD_CLKID_MST_D_MCLK] = &aud_mst_d_mclk.hw,
>> + [AUD_CLKID_RESAMPLE_CLK_SEL] = &aud_resample_clk_sel.hw,
>> + [AUD_CLKID_RESAMPLE_CLK_DIV] = &aud_resample_clk_div.hw,
>> + [AUD_CLKID_RESAMPLE_CLK] = &aud_resample_clk.hw,
>> + [AUD_CLKID_LOCKER_IN_CLK_SEL] = &aud_locker_in_clk_sel.hw,
>> + [AUD_CLKID_LOCKER_IN_CLK_DIV] = &aud_locker_in_clk_div.hw,
>> + [AUD_CLKID_LOCKER_IN_CLK] = &aud_locker_in_clk.hw,
>> + [AUD_CLKID_LOCKER_OUT_CLK_SEL] = &aud_locker_out_clk_sel.hw,
>> + [AUD_CLKID_LOCKER_OUT_CLK_DIV] = &aud_locker_out_clk_div.hw,
>> + [AUD_CLKID_LOCKER_OUT_CLK] = &aud_locker_out_clk.hw,
>> + [AUD_CLKID_SPDIFIN_CLK_SEL] = &aud_spdifin_clk_sel.hw,
>> + [AUD_CLKID_SPDIFIN_CLK_DIV] = &aud_spdifin_clk_div.hw,
>> + [AUD_CLKID_SPDIFIN_CLK] = &aud_spdifin_clk.hw,
>> + [AUD_CLKID_EQDRC_CLK_SEL] = &aud_eqdrc_clk_sel.hw,
>> + [AUD_CLKID_EQDRC_CLK_DIV] = &aud_eqdrc_clk_div.hw,
>> + [AUD_CLKID_EQDRC_CLK] = &aud_eqdrc_clk.hw,
>> + [AUD_CLKID_MST_A_SCLK_PRE_EN] = &aud_mst_a_sclk_pre_en.hw,
>> + [AUD_CLKID_MST_A_SCLK_DIV] = &aud_mst_a_sclk_div.hw,
>> + [AUD_CLKID_MST_A_SCLK_POST_EN] = &aud_mst_a_sclk_post_en.hw,
>> + [AUD_CLKID_MST_A_SCLK] = &aud_mst_a_sclk.hw,
>> + [AUD_CLKID_MST_B_SCLK_PRE_EN] = &aud_mst_b_sclk_pre_en.hw,
>> + [AUD_CLKID_MST_B_SCLK_DIV] = &aud_mst_b_sclk_div.hw,
>> + [AUD_CLKID_MST_B_SCLK_POST_EN] = &aud_mst_b_sclk_post_en.hw,
>> + [AUD_CLKID_MST_B_SCLK] = &aud_mst_b_sclk.hw,
>> + [AUD_CLKID_MST_C_SCLK_PRE_EN] = &aud_mst_c_sclk_pre_en.hw,
>> + [AUD_CLKID_MST_C_SCLK_DIV] = &aud_mst_c_sclk_div.hw,
>> + [AUD_CLKID_MST_C_SCLK_POST_EN] = &aud_mst_c_sclk_post_en.hw,
>> + [AUD_CLKID_MST_C_SCLK] = &aud_mst_c_sclk.hw,
>> + [AUD_CLKID_MST_D_SCLK_PRE_EN] = &aud_mst_d_sclk_pre_en.hw,
>> + [AUD_CLKID_MST_D_SCLK_DIV] = &aud_mst_d_sclk_div.hw,
>> + [AUD_CLKID_MST_D_SCLK_POST_EN] = &aud_mst_d_sclk_post_en.hw,
>> + [AUD_CLKID_MST_D_SCLK] = &aud_mst_d_sclk.hw,
>> + [AUD_CLKID_MST_A_LRCLK_DIV] = &aud_mst_a_lrclk_div.hw,
>> + [AUD_CLKID_MST_A_LRCLK] = &aud_mst_a_lrclk.hw,
>> + [AUD_CLKID_MST_B_LRCLK_DIV] = &aud_mst_b_lrclk_div.hw,
>> + [AUD_CLKID_MST_B_LRCLK] = &aud_mst_b_lrclk.hw,
>> + [AUD_CLKID_MST_C_LRCLK_DIV] = &aud_mst_c_lrclk_div.hw,
>> + [AUD_CLKID_MST_C_LRCLK] = &aud_mst_c_lrclk.hw,
>> + [AUD_CLKID_MST_D_LRCLK_DIV] = &aud_mst_d_lrclk_div.hw,
>> + [AUD_CLKID_MST_D_LRCLK] = &aud_mst_d_lrclk.hw,
>> + [AUD_CLKID_TDMIN_A_SCLK_SEL] = &aud_tdmin_a_sclk_sel.hw,
>> + [AUD_CLKID_TDMIN_A_SCLK_PRE_EN] = &aud_tdmin_a_sclk_pre_en.hw,
>> + [AUD_CLKID_TDMIN_A_SCLK_POST_EN] = &aud_tdmin_a_sclk_post_en.hw,
>> + [AUD_CLKID_TDMIN_A_SCLK] = &aud_tdmin_a_sclk.hw,
>> + [AUD_CLKID_TDMIN_A_LRCLK] = &aud_tdmin_a_lrclk.hw,
>> + [AUD_CLKID_TDMIN_B_SCLK_SEL] = &aud_tdmin_b_sclk_sel.hw,
>> + [AUD_CLKID_TDMIN_B_SCLK_PRE_EN] = &aud_tdmin_b_sclk_pre_en.hw,
>> + [AUD_CLKID_TDMIN_B_SCLK_POST_EN] = &aud_tdmin_b_sclk_post_en.hw,
>> + [AUD_CLKID_TDMIN_B_SCLK] = &aud_tdmin_b_sclk.hw,
>> + [AUD_CLKID_TDMIN_B_LRCLK] = &aud_tdmin_b_lrclk.hw,
>> + [AUD_CLKID_TDMIN_LB_SCLK_SEL] = &aud_tdmin_lb_sclk_sel.hw,
>> + [AUD_CLKID_TDMIN_LB_SCLK_PRE_EN] = &aud_tdmin_lb_sclk_pre_en.hw,
>> + [AUD_CLKID_TDMIN_LB_SCLK_POST_EN] = &aud_tdmin_lb_sclk_post_en.hw,
>> + [AUD_CLKID_TDMIN_LB_SCLK] = &aud_tdmin_lb_sclk.hw,
>> + [AUD_CLKID_TDMIN_LB_LRCLK] = &aud_tdmin_lb_lrclk.hw,
>> + [AUD_CLKID_TDMOUT_A_SCLK_SEL] = &aud_tdmout_a_sclk_sel.hw,
>> + [AUD_CLKID_TDMOUT_A_SCLK_PRE_EN] = &aud_tdmout_a_sclk_pre_en.hw,
>> + [AUD_CLKID_TDMOUT_A_SCLK_POST_EN] = &aud_tdmout_a_sclk_post_en.hw,
>> + [AUD_CLKID_TDMOUT_A_SCLK] = &aud_tdmout_a_sclk.hw,
>> + [AUD_CLKID_TDMOUT_A_LRCLK] = &aud_tdmout_a_lrclk.hw,
>> + [AUD_CLKID_TDMOUT_B_SCLK_SEL] = &aud_tdmout_b_sclk_sel.hw,
>> + [AUD_CLKID_TDMOUT_B_SCLK_PRE_EN] = &aud_tdmout_b_sclk_pre_en.hw,
>> + [AUD_CLKID_TDMOUT_B_SCLK_POST_EN] = &aud_tdmout_b_sclk_post_en.hw,
>> + [AUD_CLKID_TDMOUT_B_SCLK] = &aud_tdmout_b_sclk.hw,
>> + [AUD_CLKID_TDMOUT_B_LRCLK] = &aud_tdmout_b_lrclk.hw,
>> +};
>> +
>> +static struct clk_hw *a1_audio_vad_hw_clks[] = {
>> + [AUD_CLKID_VAD_DDR_ARB] = &aud_vad_ddr_arb.hw,
>> + [AUD_CLKID_VAD_PDM] = &aud_vad_pdm.hw,
>> + [AUD_CLKID_VAD_TDMIN] = &aud_vad_tdmin_vad.hw,
>> + [AUD_CLKID_VAD_TODDR] = &aud_vad_toddr_vad.hw,
>> + [AUD_CLKID_VAD] = &aud_vad.hw,
>> + [AUD_CLKID_VAD_AUDIOTOP] = &aud_vad_audiotop.hw,
>> + [AUD_CLKID_VAD_MCLK_SEL] = &aud_vad_mclk_sel.hw,
>> + [AUD_CLKID_VAD_MCLK_DIV] = &aud_vad_mclk_div.hw,
>> + [AUD_CLKID_VAD_MCLK] = &aud_vad_mclk.hw,
>> + [AUD_CLKID_VAD_CLK_SEL] = &aud_vad_clk_sel.hw,
>> + [AUD_CLKID_VAD_CLK_DIV] = &aud_vad_clk_div.hw,
>> + [AUD_CLKID_VAD_CLK] = &aud_vad_clk.hw,
>> + [AUD_CLKID_VAD_PDM_DCLK_SEL] = &aud_vad_pdm_dclk_sel.hw,
>> + [AUD_CLKID_VAD_PDM_DCLK_DIV] = &aud_vad_pdm_dclk_div.hw,
>> + [AUD_CLKID_VAD_PDM_DCLK] = &aud_vad_pdm_dclk.hw,
>> + [AUD_CLKID_VAD_PDM_SYSCLK_SEL] = &aud_vad_pdm_sysclk_sel.hw,
>> + [AUD_CLKID_VAD_PDM_SYSCLK_DIV] = &aud_vad_pdm_sysclk_div.hw,
>> + [AUD_CLKID_VAD_PDM_SYSCLK] = &aud_vad_pdm_sysclk.hw,
>> +};
>
> Again, I asked you to make separate driver for the a1 and a1-vad.
>
Could you please give more recommendations. Should I move
a1_audio_hw_clks/a1_audio_vad_hw_clks to separate files and link them
into single kernel module together with common _probe routine, or you
mean that here should be two file which are linked into independent
kernel modules with own _probe?
> To be clear: different files for a1 and a1-vad.
>
>> +
>> +struct a1_audio_data {
>> + struct meson_clk_hw_data hw_clks;
>> + const char *reset_name;
>> +};
>> +
>> +static const struct regmap_config a1_audio_regmap_cfg = {
>> + .reg_bits = 32,
>> + .val_bits = 32,
>> + .reg_stride = 4,
>> +};
>> +
>> +static int a1_audio_clkc_probe(struct platform_device *pdev)
>> +{
>> + const struct a1_audio_data *data;
>> + struct regmap *map;
>> + void __iomem *base;
>> + struct clk *clk;
>> + unsigned int i;
>> + int ret;
>> +
>> + data = of_device_get_match_data(&pdev->dev);
>> + if (!data)
>> + return -EINVAL;
>> +
>> + clk = devm_clk_get_enabled(&pdev->dev, "pclk");
>> + if (IS_ERR(clk))
>> + return PTR_ERR(clk);
>> +
>> + base = devm_platform_ioremap_resource(pdev, 0);
>> + if (IS_ERR(base))
>> + return PTR_ERR(base);
>> +
>> + map = devm_regmap_init_mmio(&pdev->dev, base, &a1_audio_regmap_cfg);
>> + if (IS_ERR(map))
>> + return PTR_ERR(map);
>> +
>> + for (i = 0; i < data->hw_clks.num; i++) {
>> + struct clk_hw *hw = data->hw_clks.hws[i];
>> + struct clk_regmap *clk_regmap = to_clk_regmap(hw);
>> +
>> + if (!hw)
>> + continue;
>> +
>> + clk_regmap->map = map;
>> +
>> + ret = devm_clk_hw_register(&pdev->dev, hw);
>> + if (ret)
>> + return ret;
>> + }
>> +
>> + ret = devm_of_clk_add_hw_provider(&pdev->dev, meson_clk_hw_get,
>> + (void *)&data->hw_clks);
>> + if (ret)
>> + return ret;
>> +
>> + if (!data->reset_name)
>> + return 0;
>> +
>> + return meson_audio_reset_register(&pdev->dev, data->reset_name);
>> +}
>> +
>> +struct a1_audio_data a1_audio_data = {
>> + .hw_clks = {
>> + .hws = a1_audio_hw_clks,
>> + .num = ARRAY_SIZE(a1_audio_hw_clks),
>> + },
>> + .reset_name = "a1",
>> +};
>> +
>> +struct a1_audio_data a1_audio_vad_data = {
>> + .hw_clks = {
>> + .hws = a1_audio_vad_hw_clks,
>> + .num = ARRAY_SIZE(a1_audio_vad_hw_clks),
>> + },
>> +};
>> +
>> +static const struct of_device_id a1_audio_clkc_match_table[] = {
>> + {
>> + .compatible = "amlogic,a1-audio-clkc",
>> + .data = &a1_audio_data,
>> + },
>> + {
>> + .compatible = "amlogic,a1-audio-vad-clkc",
>> + .data = &a1_audio_vad_data,
>> + },
>> + {}
>> +};
>> +MODULE_DEVICE_TABLE(of, a1_audio_clkc_match_table);
>> +
>> +static struct platform_driver a1_audio_clkc_driver = {
>> + .probe = a1_audio_clkc_probe,
>> + .driver = {
>> + .name = "a1-audio-clkc",
>> + .of_match_table = a1_audio_clkc_match_table,
>> + },
>> +};
>> +module_platform_driver(a1_audio_clkc_driver);
>> +
>> +MODULE_DESCRIPTION("Amlogic A1 Audio Clock driver");
>> +MODULE_AUTHOR("Jan Dakinevich <jan.dakinevich@...utedevices.com>");
>> +MODULE_LICENSE("GPL");
>> diff --git a/drivers/reset/reset-meson-audio.c b/drivers/reset/reset-meson-audio.c
>> index aaea9931cfe2..faf098012721 100644
>> --- a/drivers/reset/reset-meson-audio.c
>> +++ b/drivers/reset/reset-meson-audio.c
>> @@ -145,6 +145,12 @@ static const struct meson_audio_reset_info meson_audio_reset_info_sm1 = {
>> .reset_offset = 0x028,
>> .reset_num = 39,
>> };
>> +
>> +static const struct meson_audio_reset_info meson_audio_reset_info_a1 = {
>> + .reset_offset = 0x028,
>> + .reset_num = 32,
>> +};
>> +
>> static const struct auxiliary_device_id meson_audio_reset_id[] = {
>> {
>> .name = "reset_meson_audio.g12a",
>> @@ -154,6 +160,10 @@ static const struct auxiliary_device_id meson_audio_reset_id[] = {
>> .name = "reset_meson_audio.sm1",
>> .driver_data = (kernel_ulong_t)&meson_audio_reset_info_sm1,
>> },
>> + {
>> + .name = "reset_meson_audio.a1",
>> + .driver_data = (kernel_ulong_t)&meson_audio_reset_info_a1,
>> + },
>> {},
>> };
>> MODULE_DEVICE_TABLE(auxiliary, meson_audio_reset_id);
>
>
--
Best regards
Jan Dakinevich
Powered by blists - more mailing lists