diff options
Diffstat (limited to 'arch/arm/mach-pxa/smemc.c')
| -rw-r--r-- | arch/arm/mach-pxa/smemc.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/smemc.c b/arch/arm/mach-pxa/smemc.c index 47b99549d616..0bbc91b9b05e 100644 --- a/arch/arm/mach-pxa/smemc.c +++ b/arch/arm/mach-pxa/smemc.c @@ -11,6 +11,7 @@ #include <linux/soc/pxa/cpu.h> #include <mach/smemc.h> +#include <linux/soc/pxa/smemc.h> #ifdef CONFIG_PM static unsigned long msc[2]; @@ -70,3 +71,11 @@ static int __init smemc_init(void) } subsys_initcall(smemc_init); #endif + +static const unsigned int df_clkdiv[4] = { 1, 2, 4, 1 }; +unsigned int pxa3xx_smemc_get_memclkdiv(void) +{ + unsigned long memclkcfg = __raw_readl(MEMCLKCFG); + + return df_clkdiv[(memclkcfg >> 16) & 0x3]; +} |