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authorKukjin Kim <kgene.kim@samsung.com>2010-02-24 16:40:36 +0900
committerBen Dooks <ben-linux@fluff.org>2010-02-24 22:47:22 +0000
commit0c1945d336116e82454b5461238618ef81696669 (patch)
tree4822809e2785cdcbe776e599b18d1327b707afdc /arch/arm/plat-s5p
parent939d28aae17a0cb591a2ec54993496a5d31f2ec6 (diff)
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ARM: S5PV210: Add clock support for S5PV210
This patch adds clock support for S5PV210. This patch adds the clock register definitions and the various system clocks in S5PV210. Clocks that are common to other S5P SoC'c are added in the common S5P clock support. Signed-off-by: Thomas Abraham <thomas.ab@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm/plat-s5p')
-rw-r--r--arch/arm/plat-s5p/clock.c13
-rw-r--r--arch/arm/plat-s5p/include/plat/s5p-clock.h2
2 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/plat-s5p/clock.c b/arch/arm/plat-s5p/clock.c
index 3d3c0f1934f..aa96e335073 100644
--- a/arch/arm/plat-s5p/clock.c
+++ b/arch/arm/plat-s5p/clock.c
@@ -33,6 +33,12 @@ struct clk clk_ext_xtal_mux = {
.id = -1,
};
+static struct clk s5p_clk_27m = {
+ .name = "clk_27m",
+ .id = -1,
+ .rate = 27000000,
+};
+
/* 48MHz USB Phy clock output */
struct clk clk_48m = {
.name = "clk_48m",
@@ -104,6 +110,11 @@ struct clksrc_sources clk_src_epll = {
.nr_sources = ARRAY_SIZE(clk_src_epll_list),
};
+struct clk clk_vpll = {
+ .name = "vpll",
+ .id = -1,
+};
+
int s5p_gatectrl(void __iomem *reg, struct clk *clk, int enable)
{
unsigned int ctrlbit = clk->ctrlbit;
@@ -118,10 +129,12 @@ int s5p_gatectrl(void __iomem *reg, struct clk *clk, int enable)
static struct clk *s5p_clks[] __initdata = {
&clk_ext_xtal_mux,
&clk_48m,
+ &s5p_clk_27m,
&clk_fout_apll,
&clk_fout_mpll,
&clk_fout_epll,
&clk_arm,
+ &clk_vpll,
};
void __init s5p_register_clocks(unsigned long xtal_freq)
diff --git a/arch/arm/plat-s5p/include/plat/s5p-clock.h b/arch/arm/plat-s5p/include/plat/s5p-clock.h
index e1a7444b882..56fb8b414d4 100644
--- a/arch/arm/plat-s5p/include/plat/s5p-clock.h
+++ b/arch/arm/plat-s5p/include/plat/s5p-clock.h
@@ -20,6 +20,7 @@
#define clk_fin_apll clk_ext_xtal_mux
#define clk_fin_mpll clk_ext_xtal_mux
#define clk_fin_epll clk_ext_xtal_mux
+#define clk_fin_vpll clk_ext_xtal_mux
extern struct clk clk_ext_xtal_mux;
extern struct clk clk_48m;
@@ -27,6 +28,7 @@ extern struct clk clk_fout_apll;
extern struct clk clk_fout_mpll;
extern struct clk clk_fout_epll;
extern struct clk clk_arm;
+extern struct clk clk_vpll;
extern struct clksrc_sources clk_src_apll;
extern struct clksrc_sources clk_src_mpll;