[ARM] pxa: add apmu clock support in mmp

Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>

2 files changed, 16 insertions, 0 deletions

diff --git a/arch/arm/mach-mmp/clock.c b/arch/arm/mach-mmp/clock.c
index 2d9cc5a7122..2a46ed5cc2a 100644
--- a/arch/arm/mach-mmp/clock.c
+++ b/arch/arm/mach-mmp/clock.c
@@ -34,6 +34,21 @@ struct clkops apbc_clk_ops = {
 	.disable	= apbc_clk_disable,
 };
 
+static void apmu_clk_enable(struct clk *clk)
+{
+	__raw_writel(clk->enable_val, clk->clk_rst);
+}
+
+static void apmu_clk_disable(struct clk *clk)
+{
+	__raw_writel(0, clk->clk_rst);
+}
+
+struct clkops apmu_clk_ops = {
+	.enable		= apmu_clk_enable,
+	.disable	= apmu_clk_disable,
+};
+
 static DEFINE_SPINLOCK(clocks_lock);
 
 int clk_enable(struct clk *clk)
diff --git a/arch/arm/mach-mmp/clock.h b/arch/arm/mach-mmp/clock.h
index ed967e78e6a..eefffbe683b 100644
--- a/arch/arm/mach-mmp/clock.h
+++ b/arch/arm/mach-mmp/clock.h
@@ -25,6 +25,7 @@ struct clk {
 };
 
 extern struct clkops apbc_clk_ops;
+extern struct clkops apmu_clk_ops;
 
 #define APBC_CLK(_name, _reg, _fnclksel, _rate)			\
 struct clk clk_##_name = {					\