This patch adds i2c clock for Exynos4
Signed-off-by: Piotr Wilczek <p.wilc...@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.p...@samsung.com>
CC: Minkyu Kang <mk7.k...@samsung.com>
---
arch/arm/cpu/armv7/exynos/clock.c | 7 +++++++
1 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/arch/arm/cpu/armv7/exynos/clock.c
b/arch/arm/cpu/armv7/exynos/clock.c
index 4f3b451..e1737f8 100644
--- a/arch/arm/cpu/armv7/exynos/clock.c
+++ b/arch/arm/cpu/armv7/exynos/clock.c
@@ -732,6 +732,11 @@ static unsigned long exynos5_get_i2c_clk(void)
return aclk_66;
}
+static unsigned long exynos4_get_i2c_clk(void)
+{
+ return get_pll_clk(EPLL);
+}
+
unsigned long get_pll_clk(int pllreg)
{
if (cpu_is_exynos5())
@@ -752,6 +757,8 @@ unsigned long get_i2c_clk(void)
{
if (cpu_is_exynos5()) {
return exynos5_get_i2c_clk();
+ } else if (cpu_is_exynos4()) {
+ return exynos4_get_i2c_clk();
} else {
debug("I2C clock is not set for this CPU\n");
return 0;
--
1.7.5.4
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