linux-kernel - Re: [PATCH 3/3] clk: meson: axg-audio: add sm1 earcrx clocks

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Message-ID: <56ee10ee-55ec-4943-a57e-f88ff2f54318@linaro.org>
Date: Fri, 19 Jul 2024 11:59:20 +0200
From: Neil Armstrong <neil.armstrong@...aro.org>
To: Jerome Brunet <jbrunet@...libre.com>, Stephen Boyd <sboyd@...nel.org>
Cc: linux-kernel@...r.kernel.org, linux-amlogic@...ts.infradead.org,
 linux-clk@...r.kernel.org, devicetree@...r.kernel.org,
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>
Subject: Re: [PATCH 3/3] clk: meson: axg-audio: add sm1 earcrx clocks

On 19/07/2024 11:39, Jerome Brunet wrote:
> Add CMDC, DMAC and peripheral clocks for the eARC RX device found on the
> sm1 SoC family
> 
> Signed-off-by: Jerome Brunet <jbrunet@...libre.com>
> ---
>   drivers/clk/meson/axg-audio.c | 32 +++++++++++++++++++++++++++++++-
>   drivers/clk/meson/axg-audio.h |  2 ++
>   2 files changed, 33 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/clk/meson/axg-audio.c b/drivers/clk/meson/axg-audio.c
> index 2426f3dbb7a2..06dc1e1f45e5 100644
> --- a/drivers/clk/meson/axg-audio.c
> +++ b/drivers/clk/meson/axg-audio.c
> @@ -753,6 +753,9 @@ static struct clk_regmap toddr_d =
>   	AUD_PCLK_GATE(toddr_d, AUDIO_CLK_GATE_EN1, 1);
>   static struct clk_regmap loopback_b =
>   	AUD_PCLK_GATE(loopback_b, AUDIO_CLK_GATE_EN1, 2);
> +static struct clk_regmap earcrx =
> +	AUD_PCLK_GATE(earcrx, AUDIO_CLK_GATE_EN1, 6);
> +
>   
>   static struct clk_regmap sm1_mst_a_mclk_sel =
>   	AUD_MST_MCLK_MUX(mst_a_mclk, AUDIO_SM1_MCLK_A_CTRL);
> @@ -766,6 +769,10 @@ static struct clk_regmap sm1_mst_e_mclk_sel =
>   	AUD_MST_MCLK_MUX(mst_e_mclk, AUDIO_SM1_MCLK_E_CTRL);
>   static struct clk_regmap sm1_mst_f_mclk_sel =
>   	AUD_MST_MCLK_MUX(mst_f_mclk, AUDIO_SM1_MCLK_F_CTRL);
> +static struct clk_regmap sm1_earcrx_cmdc_clk_sel =
> +	AUD_MST_MCLK_MUX(earcrx_cmdc_clk, AUDIO_EARCRX_CMDC_CLK_CTRL);
> +static struct clk_regmap sm1_earcrx_dmac_clk_sel =
> +	AUD_MST_MCLK_MUX(earcrx_dmac_clk, AUDIO_EARCRX_DMAC_CLK_CTRL);
>   
>   static struct clk_regmap sm1_mst_a_mclk_div =
>   	AUD_MST_MCLK_DIV(mst_a_mclk, AUDIO_SM1_MCLK_A_CTRL);
> @@ -779,6 +786,11 @@ static struct clk_regmap sm1_mst_e_mclk_div =
>   	AUD_MST_MCLK_DIV(mst_e_mclk, AUDIO_SM1_MCLK_E_CTRL);
>   static struct clk_regmap sm1_mst_f_mclk_div =
>   	AUD_MST_MCLK_DIV(mst_f_mclk, AUDIO_SM1_MCLK_F_CTRL);
> +static struct clk_regmap sm1_earcrx_cmdc_clk_div =
> +	AUD_MST_MCLK_DIV(earcrx_cmdc_clk, AUDIO_EARCRX_CMDC_CLK_CTRL);
> +static struct clk_regmap sm1_earcrx_dmac_clk_div =
> +	AUD_MST_MCLK_DIV(earcrx_dmac_clk, AUDIO_EARCRX_DMAC_CLK_CTRL);
> +
>   
>   static struct clk_regmap sm1_mst_a_mclk =
>   	AUD_MST_MCLK_GATE(mst_a_mclk, AUDIO_SM1_MCLK_A_CTRL);
> @@ -792,6 +804,10 @@ static struct clk_regmap sm1_mst_e_mclk =
>   	AUD_MST_MCLK_GATE(mst_e_mclk, AUDIO_SM1_MCLK_E_CTRL);
>   static struct clk_regmap sm1_mst_f_mclk =
>   	AUD_MST_MCLK_GATE(mst_f_mclk, AUDIO_SM1_MCLK_F_CTRL);
> +static struct clk_regmap sm1_earcrx_cmdc_clk =
> +	AUD_MST_MCLK_GATE(earcrx_cmdc_clk, AUDIO_EARCRX_CMDC_CLK_CTRL);
> +static struct clk_regmap sm1_earcrx_dmac_clk =
> +	AUD_MST_MCLK_GATE(earcrx_dmac_clk, AUDIO_EARCRX_DMAC_CLK_CTRL);
>   
>   static struct clk_regmap sm1_tdm_mclk_pad_0 = AUD_TDM_PAD_CTRL(
>   	tdm_mclk_pad_0, AUDIO_SM1_MST_PAD_CTRL0, 0, mclk_pad_ctrl_parent_data);
> @@ -1232,6 +1248,13 @@ static struct clk_hw *sm1_audio_hw_clks[] = {
>   	[AUD_CLKID_SYSCLK_A_EN]		= &sm1_sysclk_a_en.hw,
>   	[AUD_CLKID_SYSCLK_B_DIV]	= &sm1_sysclk_b_div.hw,
>   	[AUD_CLKID_SYSCLK_B_EN]		= &sm1_sysclk_b_en.hw,
> +	[AUD_CLKID_EARCRX]		= &earcrx.hw,
> +	[AUD_CLKID_EARCRX_CMDC_SEL]	= &sm1_earcrx_cmdc_clk_sel.hw,
> +	[AUD_CLKID_EARCRX_CMDC_DIV]	= &sm1_earcrx_cmdc_clk_div.hw,
> +	[AUD_CLKID_EARCRX_CMDC]		= &sm1_earcrx_cmdc_clk.hw,
> +	[AUD_CLKID_EARCRX_DMAC_SEL]	= &sm1_earcrx_dmac_clk_sel.hw,
> +	[AUD_CLKID_EARCRX_DMAC_DIV]	= &sm1_earcrx_dmac_clk_div.hw,
> +	[AUD_CLKID_EARCRX_DMAC]		= &sm1_earcrx_dmac_clk.hw,
>   };
>   
>   
> @@ -1646,6 +1669,13 @@ static struct clk_regmap *const sm1_clk_regmaps[] = {
>   	&sm1_sysclk_a_en,
>   	&sm1_sysclk_b_div,
>   	&sm1_sysclk_b_en,
> +	&earcrx,
> +	&sm1_earcrx_cmdc_clk_sel,
> +	&sm1_earcrx_cmdc_clk_div,
> +	&sm1_earcrx_cmdc_clk,
> +	&sm1_earcrx_dmac_clk_sel,
> +	&sm1_earcrx_dmac_clk_div,
> +	&sm1_earcrx_dmac_clk,
>   };
>   
>   struct axg_audio_reset_data {
> @@ -1853,7 +1883,7 @@ static const struct audioclk_data sm1_audioclk_data = {
>   	},
>   	.reset_offset = AUDIO_SM1_SW_RESET0,
>   	.reset_num = 39,
> -	.max_register = AUDIO_CLK_SPDIFOUT_B_CTRL,
> +	.max_register = AUDIO_EARCRX_DMAC_CLK_CTRL,
>   };
>   
>   static const struct of_device_id clkc_match_table[] = {
> diff --git a/drivers/clk/meson/axg-audio.h b/drivers/clk/meson/axg-audio.h
> index 01a3da19933e..9e7765b630c9 100644
> --- a/drivers/clk/meson/axg-audio.h
> +++ b/drivers/clk/meson/axg-audio.h
> @@ -64,5 +64,7 @@
>   #define AUDIO_SM1_SW_RESET1	0x02C
>   #define AUDIO_CLK81_CTRL	0x030
>   #define AUDIO_CLK81_EN		0x034
> +#define AUDIO_EARCRX_CMDC_CLK_CTRL	0x0D0
> +#define AUDIO_EARCRX_DMAC_CLK_CTRL	0x0D4
>   
>   #endif /*__AXG_AUDIO_CLKC_H */

Reviewed-by: Neil Armstrong <neil.armstrong@...aro.org>