diff options
Diffstat (limited to 'arch/arm/cpu/arm926ejs/mx25/generic.c')
| -rw-r--r-- | arch/arm/cpu/arm926ejs/mx25/generic.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/arm/cpu/arm926ejs/mx25/generic.c b/arch/arm/cpu/arm926ejs/mx25/generic.c index 9cadb7c..8b07dae 100644 --- a/arch/arm/cpu/arm926ejs/mx25/generic.c +++ b/arch/arm/cpu/arm926ejs/mx25/generic.c @@ -28,10 +28,15 @@ #include <asm/io.h> #include <asm/arch/imx-regs.h> #include <asm/arch/imx25-pinmux.h> +#include <asm/arch/clock.h> #ifdef CONFIG_MXC_MMC #include <asm/arch/mxcmmc.h> #endif +#ifdef CONFIG_FSL_ESDHC +DECLARE_GLOBAL_DATA_PTR; +#endif + /* * get the system pll clock in Hz * @@ -105,6 +110,20 @@ ulong imx_get_perclk(int clk) return lldiv(fref, div); } +unsigned int mxc_get_clock(enum mxc_clock clk) +{ + if (clk >= MXC_CLK_NUM) + return -1; + switch (clk) { + case MXC_ARM_CLK: + return imx_get_armclk(); + case MXC_FEC_CLK: + return imx_get_ahbclk(); + default: + return imx_get_perclk(clk); + } +} + u32 get_cpu_rev(void) { u32 srev; @@ -182,6 +201,14 @@ int cpu_eth_init(bd_t *bis) #endif } +int get_clocks(void) +{ +#ifdef CONFIG_FSL_ESDHC + gd->sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK); +#endif + return 0; +} + /* * Initializes on-chip MMC controllers. * to override, implement board_mmc_init() |