Commit 340ea1ef authored by Jongpill Lee's avatar Jongpill Lee Committed by Kukjin Kim
Browse files

ARM: S5PV310: Adds SDMMC clock for S5PV310 



This patch adds SDMMC clocks for S5PV310/S5PC210.

Signed-off-by: default avatarJongpill Lee <boyko.lee@samsung.com>
Signed-off-by: default avatarKukjin Kim <kgene.kim@samsung.com>
parent 37e01729

arch/arm/mach-s5pv310/clock.c

+141 −1
Original line number Diff line number Diff line
@@ -51,11 +51,21 @@ static int s5pv310_clksrc_mask_top_ctrl(struct clk *clk, int enable) 
	return s5p_gatectrl(S5P_CLKSRC_MASK_TOP, clk, enable);

}



static int s5pv310_clksrc_mask_fsys_ctrl(struct clk *clk, int enable)

{

	return s5p_gatectrl(S5P_CLKSRC_MASK_FSYS, clk, enable);

}



static int s5pv310_clksrc_mask_peril0_ctrl(struct clk *clk, int enable)

{

	return s5p_gatectrl(S5P_CLKSRC_MASK_PERIL0, clk, enable);

}



static int s5pv310_clk_ip_fsys_ctrl(struct clk *clk, int enable)

{

	return s5p_gatectrl(S5P_CLKGATE_IP_FSYS, clk, enable);

}



static int s5pv310_clk_ip_peril_ctrl(struct clk *clk, int enable)

{

	return s5p_gatectrl(S5P_CLKGATE_IP_PERIL, clk, enable);
@@ -336,6 +346,36 @@ static struct clk init_clocks_disable[] = { 
		.parent		= &clk_aclk_100.clk,

		.enable		= s5pv310_clk_ip_peril_ctrl,

		.ctrlbit	= (1<<24),

	}, {

		.name		= "hsmmc",

		.id		= 0,

		.parent		= &clk_aclk_133.clk,

		.enable		= s5pv310_clk_ip_fsys_ctrl,

		.ctrlbit	= (1 << 5),

	}, {

		.name		= "hsmmc",

		.id		= 1,

		.parent		= &clk_aclk_133.clk,

		.enable		= s5pv310_clk_ip_fsys_ctrl,

		.ctrlbit	= (1 << 6),

	}, {

		.name		= "hsmmc",

		.id		= 2,

		.parent		= &clk_aclk_133.clk,

		.enable		= s5pv310_clk_ip_fsys_ctrl,

		.ctrlbit	= (1 << 7),

	}, {

		.name		= "hsmmc",

		.id		= 3,

		.parent		= &clk_aclk_133.clk,

		.enable		= s5pv310_clk_ip_fsys_ctrl,

		.ctrlbit	= (1 << 8),

	}, {

		.name		= "hsmmc",

		.id		= 4,

		.parent		= &clk_aclk_133.clk,

		.enable		= s5pv310_clk_ip_fsys_ctrl,

		.ctrlbit	= (1 << 9),

	}

};
@@ -390,6 +430,56 @@ static struct clksrc_sources clkset_group = { 
	.nr_sources	= ARRAY_SIZE(clkset_group_list),

};



static struct clksrc_clk clk_dout_mmc0 = {

	.clk		= {

		.name		= "dout_mmc0",

		.id		= -1,

	},

	.sources = &clkset_group,

	.reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 0, .size = 4 },

	.reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 0, .size = 4 },

};



static struct clksrc_clk clk_dout_mmc1 = {

	.clk		= {

		.name		= "dout_mmc1",

		.id		= -1,

	},

	.sources = &clkset_group,

	.reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 4, .size = 4 },

	.reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 16, .size = 4 },

};



static struct clksrc_clk clk_dout_mmc2 = {

	.clk		= {

		.name		= "dout_mmc2",

		.id		= -1,

	},

	.sources = &clkset_group,

	.reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 8, .size = 4 },

	.reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 0, .size = 4 },

};



static struct clksrc_clk clk_dout_mmc3 = {

	.clk		= {

		.name		= "dout_mmc3",

		.id		= -1,

	},

	.sources = &clkset_group,

	.reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 12, .size = 4 },

	.reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 16, .size = 4 },

};



static struct clksrc_clk clk_dout_mmc4 = {

	.clk		= {

		.name		= "dout_mmc4",

		.id		= -1,

	},

	.sources = &clkset_group,

	.reg_src = { .reg = S5P_CLKSRC_FSYS, .shift = 16, .size = 4 },

	.reg_div = { .reg = S5P_CLKDIV_FSYS3, .shift = 0, .size = 4 },

};



static struct clksrc_clk clksrcs[] = {

	{

		.clk	= {
@@ -441,7 +531,52 @@ static struct clksrc_clk clksrcs[] = { 
		.sources = &clkset_group,

		.reg_src = { .reg = S5P_CLKSRC_PERIL0, .shift = 24, .size = 4 },

		.reg_div = { .reg = S5P_CLKDIV_PERIL3, .shift = 0, .size = 4 },

	}, {

		.clk		= {

			.name		= "sclk_mmc",

			.id		= 0,

			.parent		= &clk_dout_mmc0.clk,

			.enable		= s5pv310_clksrc_mask_fsys_ctrl,

			.ctrlbit	= (1 << 0),

		},

		.reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 8, .size = 8 },

	}, {

		.clk		= {

			.name		= "sclk_mmc",

			.id		= 1,

			.parent         = &clk_dout_mmc1.clk,

			.enable		= s5pv310_clksrc_mask_fsys_ctrl,

			.ctrlbit	= (1 << 4),

		},

		.reg_div = { .reg = S5P_CLKDIV_FSYS1, .shift = 24, .size = 8 },

	}, {

		.clk		= {

			.name		= "sclk_mmc",

			.id		= 2,

			.parent         = &clk_dout_mmc2.clk,

			.enable		= s5pv310_clksrc_mask_fsys_ctrl,

			.ctrlbit	= (1 << 8),

		},

		.reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 8, .size = 8 },

	}, {

		.clk		= {

			.name		= "sclk_mmc",

			.id		= 3,

			.parent         = &clk_dout_mmc3.clk,

			.enable		= s5pv310_clksrc_mask_fsys_ctrl,

			.ctrlbit	= (1 << 12),

		},

		.reg_div = { .reg = S5P_CLKDIV_FSYS2, .shift = 24, .size = 8 },

	}, {

		.clk		= {

			.name		= "sclk_mmc",

			.id		= 4,

			.parent         = &clk_dout_mmc4.clk,

			.enable		= s5pv310_clksrc_mask_fsys_ctrl,

			.ctrlbit	= (1 << 16),

		},

		.reg_div = { .reg = S5P_CLKDIV_FSYS3, .shift = 8, .size = 8 },

	}

};



/* Clock initialization code */
@@ -469,6 +604,11 @@ static struct clksrc_clk *sysclks[] = { 
	&clk_aclk_100,

	&clk_aclk_160,

	&clk_aclk_133,

	&clk_dout_mmc0,

	&clk_dout_mmc1,

	&clk_dout_mmc2,

	&clk_dout_mmc3,

	&clk_dout_mmc4,

};



void __init_or_cpufreq s5pv310_setup_clocks(void)