From 921ada306538262acc10bc518b0fb07520f2403e Mon Sep 17 00:00:00 2001 From: Werner Almesberger Date: Wed, 11 Mar 2009 11:25:20 +0000 Subject: Add real CAMIF clock to S3C6410 This patch adds the real "camif" clock (off HCLK.) Signed-off-by: Werner Almesberger --- arch/arm/plat-s3c/include/plat/clock.h | 1 + arch/arm/plat-s3c64xx/clock.c | 2 +- arch/arm/plat-s3c64xx/s3c6400-clock.c | 24 ++++++++++++++++++++++++ 3 files changed, 26 insertions(+), 1 deletion(-) (limited to 'arch') diff --git a/arch/arm/plat-s3c/include/plat/clock.h b/arch/arm/plat-s3c/include/plat/clock.h index d86af84b5b8..3ca015b9936 100644 --- a/arch/arm/plat-s3c/include/plat/clock.h +++ b/arch/arm/plat-s3c/include/plat/clock.h @@ -81,6 +81,7 @@ extern void s3c2443_setup_clocks(void); /* S3C64XX specific functions and clocks */ +extern int s3c64xx_hclk_ctrl(struct clk *clk, int enable); extern int s3c64xx_sclk_ctrl(struct clk *clk, int enable); /* Init for pwm clock code */ diff --git a/arch/arm/plat-s3c64xx/clock.c b/arch/arm/plat-s3c64xx/clock.c index bebf838d105..e5e43fcb744 100644 --- a/arch/arm/plat-s3c64xx/clock.c +++ b/arch/arm/plat-s3c64xx/clock.c @@ -89,7 +89,7 @@ static int s3c64xx_pclk_ctrl(struct clk *clk, int enable) return s3c64xx_gate(S3C_PCLK_GATE, clk, enable); } -static int s3c64xx_hclk_ctrl(struct clk *clk, int enable) +int s3c64xx_hclk_ctrl(struct clk *clk, int enable) { return s3c64xx_gate(S3C_HCLK_GATE, clk, enable); } diff --git a/arch/arm/plat-s3c64xx/s3c6400-clock.c b/arch/arm/plat-s3c64xx/s3c6400-clock.c index 7602cf8e674..001cba98abc 100644 --- a/arch/arm/plat-s3c64xx/s3c6400-clock.c +++ b/arch/arm/plat-s3c64xx/s3c6400-clock.c @@ -622,6 +622,28 @@ static struct clksrc_clk clk_camera = { .reg_divider = S3C_CLK_DIV0, }; +static struct clk *clkset_camif_list[] = { + &clk_h, +}; + +static struct clk_sources clkset_camif = { + .sources = clkset_camif_list, + .nr_sources = ARRAY_SIZE(clkset_camif_list), +}; + +static struct clksrc_clk clk_camif = { + .clk = { + .name = "camif", + .id = -1, + .ctrlbit = S3C_CLKCON_HCLK_CAMIF, + .enable = s3c64xx_hclk_ctrl, + .set_parent = s3c64xx_setparent_clksrc, + }, + .shift = 0, + .mask = 0, + .sources = &clkset_camif, +}; + /* Clock initialisation code */ static struct clksrc_clk *init_parents[] = { @@ -639,6 +661,7 @@ static struct clksrc_clk *init_parents[] = { &clk_audio1, &clk_irda, &clk_camif, + &clk_camera, }; static void __init_or_cpufreq s3c6400_set_clksrc(struct clksrc_clk *clk) @@ -740,6 +763,7 @@ static struct clk *clks[] __initdata = { &clk_audio1.clk, &clk_irda.clk, &clk_camera.clk, + &clk_camif.clk, &clk_arm, }; -- cgit v1.2.3