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Diffstat (limited to 'arch/arm/mach-imx/generic.c')
-rw-r--r--arch/arm/mach-imx/generic.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/arm/mach-imx/generic.c b/arch/arm/mach-imx/generic.c
index b5aa49d00ca3..7a7fa51ec62c 100644
--- a/arch/arm/mach-imx/generic.c
+++ b/arch/arm/mach-imx/generic.c
@@ -102,7 +102,7 @@ EXPORT_SYMBOL(imx_gpio_mode);
* f = 2 * f_ref * --------------------
* pd + 1
*/
-static unsigned int imx_decode_pll(unsigned int pll)
+static unsigned int imx_decode_pll(unsigned int pll, u32 f_ref)
{
unsigned long long ll;
unsigned long quot;
@@ -111,7 +111,6 @@ static unsigned int imx_decode_pll(unsigned int pll)
u32 mfn = pll & 0x3ff;
u32 mfd = (pll >> 16) & 0x3ff;
u32 pd = (pll >> 26) & 0xf;
- u32 f_ref = (CSCR & CSCR_SYSTEM_SEL) ? 16000000 : (CLK32 * 512);
mfi = mfi <= 5 ? 5 : mfi;
@@ -124,13 +123,15 @@ static unsigned int imx_decode_pll(unsigned int pll)
unsigned int imx_get_system_clk(void)
{
- return imx_decode_pll(SPCTL0);
+ u32 f_ref = (CSCR & CSCR_SYSTEM_SEL) ? 16000000 : (CLK32 * 512);
+
+ return imx_decode_pll(SPCTL0, f_ref);
}
EXPORT_SYMBOL(imx_get_system_clk);
unsigned int imx_get_mcu_clk(void)
{
- return imx_decode_pll(MPCTL0);
+ return imx_decode_pll(MPCTL0, CLK32 * 512);
}
EXPORT_SYMBOL(imx_get_mcu_clk);