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authorFabio Estevam <festevam@gmail.com>2012-04-29 08:11:13 +0000
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2012-05-15 08:31:32 +0200
commit6a376046ef3b2417cf9fbfbfad300fa6f026c816 (patch)
tree8ac91f23143504bddd1390c107e5d1ecf43769e6 /arch/arm/cpu/armv7/mx5
parent28fdbddc943173d5f199fe2de9bc74bc6172940e (diff)
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imx-common: Factor out get_ahb_clk()
get_ahb_clk() is a common function between mx5 and mx6. Place it into imx-common directory. Cc: Dirk Behme <dirk.behme@googlemail.com> Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Diffstat (limited to 'arch/arm/cpu/armv7/mx5')
-rw-r--r--arch/arm/cpu/armv7/mx5/clock.c19
1 files changed, 2 insertions, 17 deletions
diff --git a/arch/arm/cpu/armv7/mx5/clock.c b/arch/arm/cpu/armv7/mx5/clock.c
index d769a4d..903e207 100644
--- a/arch/arm/cpu/armv7/mx5/clock.c
+++ b/arch/arm/cpu/armv7/mx5/clock.c
@@ -30,6 +30,7 @@
#include <asm/arch/crm_regs.h>
#include <asm/arch/clock.h>
#include <div64.h>
+#include <asm/arch/sys_proto.h>
enum pll_clocks {
PLL1_CLOCK = 0,
@@ -192,7 +193,7 @@ u32 get_mcu_main_clk(void)
/*
* Get the rate of peripheral's root clock.
*/
-static u32 get_periph_clk(void)
+u32 get_periph_clk(void)
{
u32 reg;
@@ -213,22 +214,6 @@ static u32 get_periph_clk(void)
}
/*
- * Get the rate of ahb clock.
- */
-static u32 get_ahb_clk(void)
-{
- uint32_t freq, div, reg;
-
- freq = get_periph_clk();
-
- reg = __raw_readl(&mxc_ccm->cbcdr);
- div = ((reg & MXC_CCM_CBCDR_AHB_PODF_MASK) >>
- MXC_CCM_CBCDR_AHB_PODF_OFFSET) + 1;
-
- return freq / div;
-}
-
-/*
* Get the rate of ipg clock.
*/
static u32 get_ipg_clk(void)