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Diffstat (limited to 'arch/arm/cpu/arm926ejs/mx25/generic.c')
-rw-r--r--arch/arm/cpu/arm926ejs/mx25/generic.c27
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()