[alsa-devel] [PATCH 2/10] ARM: S5PC100: Modify SCLK_AUDIO{0, 1, 2} clock as sysclks

Kukjin Kim kgene.kim at samsung.com
Fri Oct 8 11:57:52 CEST 2010


Seungwhan Youn wrote:
> 
> This patch modify SCLK_AUDIO{0,1,2} to be initial as sysclks
> on boot-time.
> 
> Signed-off-by: Seungwhan Youn <sw.youn at samsung.com>
> ---
>  arch/arm/mach-s5pc100/clock.c |   72
++++++++++++++++++++++-------------------
>  1 files changed, 39 insertions(+), 33 deletions(-)
> 
> diff --git a/arch/arm/mach-s5pc100/clock.c b/arch/arm/mach-s5pc100/clock.c
> index 084abd1..42b7138 100644
> --- a/arch/arm/mach-s5pc100/clock.c
> +++ b/arch/arm/mach-s5pc100/clock.c
> @@ -848,6 +848,18 @@ struct clksrc_sources clk_src_group3 = {
>  	.nr_sources	= ARRAY_SIZE(clk_src_group3_list),
>  };
> 
> +static struct clksrc_clk clk_sclk_audio0 = {
> +	.clk	= {
> +		.name		= "sclk_audio",
> +		.id		= 0,
> +		.ctrlbit	= (1 << 8),
> +		.enable		= s5pc100_sclk1_ctrl,
> +	},
> +	.sources = &clk_src_group3,
> +	.reg_src = { .reg = S5P_CLK_SRC3, .shift = 12, .size = 3 },
> +	.reg_div = { .reg = S5P_CLK_DIV4, .shift = 12, .size = 4 },
> +};
> +
>  static struct clk *clk_src_group4_list[] = {
>  	[0] = &clk_mout_epll.clk,
>  	[1] = &clk_div_mpll.clk,
> @@ -862,6 +874,18 @@ struct clksrc_sources clk_src_group4 = {
>  	.nr_sources	= ARRAY_SIZE(clk_src_group4_list),
>  };
> 
> +static struct clksrc_clk clk_sclk_audio1 = {
> +	.clk	= {
> +		.name		= "sclk_audio",
> +		.id		= 1,
> +		.ctrlbit	= (1 << 9),
> +		.enable		= s5pc100_sclk1_ctrl,
> +	},
> +	.sources = &clk_src_group4,
> +	.reg_src = { .reg = S5P_CLK_SRC3, .shift = 16, .size = 3 },
> +	.reg_div = { .reg = S5P_CLK_DIV4, .shift = 16, .size = 4 },
> +};
> +
>  static struct clk *clk_src_group5_list[] = {
>  	[0] = &clk_mout_epll.clk,
>  	[1] = &clk_div_mpll.clk,
> @@ -875,6 +899,18 @@ struct clksrc_sources clk_src_group5 = {
>  	.nr_sources	= ARRAY_SIZE(clk_src_group5_list),
>  };
> 
> +static struct clksrc_clk clk_sclk_audio2 = {
> +	.clk	= {
> +		.name		= "sclk_audio",
> +		.id		= 2,
> +		.ctrlbit	= (1 << 10),
> +		.enable		= s5pc100_sclk1_ctrl,
> +	},
> +	.sources = &clk_src_group5,
> +	.reg_src = { .reg = S5P_CLK_SRC3, .shift = 20, .size = 3 },
> +	.reg_div = { .reg = S5P_CLK_DIV4, .shift = 20, .size = 4 },
> +};
> +
>  static struct clk *clk_src_group6_list[] = {
>  	[0] = &s5p_clk_27m,
>  	[1] = &clk_vclk54m,
> @@ -1001,39 +1037,6 @@ static struct clksrc_clk clksrcs[] = {
>  		.reg_src = { .reg = S5P_CLK_SRC2, .shift = 28, .size = 2 },
>  	}, {
>  		.clk	= {
> -			.name		= "sclk_audio",
> -			.id		= 0,
> -			.ctrlbit	= (1 << 8),
> -			.enable		= s5pc100_sclk1_ctrl,
> -
> -		},
> -		.sources = &clk_src_group3,
> -		.reg_src = { .reg = S5P_CLK_SRC3, .shift = 12, .size = 3 },
> -		.reg_div = { .reg = S5P_CLK_DIV4, .shift = 12, .size = 4 },
> -	}, {
> -		.clk	= {
> -			.name		= "sclk_audio",
> -			.id		= 1,
> -			.ctrlbit	= (1 << 9),
> -			.enable		= s5pc100_sclk1_ctrl,
> -
> -		},
> -		.sources = &clk_src_group4,
> -		.reg_src = { .reg = S5P_CLK_SRC3, .shift = 16, .size = 3 },
> -		.reg_div = { .reg = S5P_CLK_DIV4, .shift = 16, .size = 4 },
> -	}, {
> -		.clk	= {
> -			.name		= "sclk_audio",
> -			.id		= 2,
> -			.ctrlbit	= (1 << 10),
> -			.enable		= s5pc100_sclk1_ctrl,
> -
> -		},
> -		.sources = &clk_src_group5,
> -		.reg_src = { .reg = S5P_CLK_SRC3, .shift = 20, .size = 3 },
> -		.reg_div = { .reg = S5P_CLK_DIV4, .shift = 20, .size = 4 },
> -	}, {
> -		.clk	= {
>  			.name		= "sclk_lcd",
>  			.id		= -1,
>  			.ctrlbit	= (1 << 0),
> @@ -1179,6 +1182,9 @@ static struct clksrc_clk *sysclks[] = {
>  	&clk_div_pclkd1,
>  	&clk_div_cam,
>  	&clk_div_hdmi,
> +	&clk_sclk_audio0,
> +	&clk_sclk_audio1,
> +	&clk_sclk_audio2,
>  };
> 
>  void __init_or_cpufreq s5pc100_setup_clocks(void)
> --

Ok...will apply.

Thanks.

Best regards,
Kgene.
--
Kukjin Kim <kgene.kim at samsung.com>, Senior Engineer,
SW Solution Development Team, Samsung Electronics Co., Ltd.



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