am33xx: support ti814x mmc reference clock

TI814x has a 192MHz hsmmc reference clock. Select that clock rate
when building for TI814x.

Signed-off-by: Matt Porter <mporter@ti.com>

diff --git a/arch/arm/include/asm/arch-am33xx/mmc_host_def.h b/arch/arm/include/asm/arch-am33xx/mmc_host_def.h
index 33c9c838924d663a8fb2e8a6f464155ccbd12610..51ba79190a72b958f193da55bc0cb08be82f6776 100644 (file)
--- a/arch/arm/include/asm/arch-am33xx/mmc_host_def.h
+++ b/arch/arm/include/asm/arch-am33xx/mmc_host_def.h
@@ -24,4 +24,9 @@
 #define OMAP_HSMMC1_BASE               0x48060100
 #define OMAP_HSMMC2_BASE               0x481D8100
 
+#if defined(CONFIG_TI814X)
+#undef MMC_CLOCK_REFERENCE
+#define MMC_CLOCK_REFERENCE    192 /* MHz */
+#endif
+
 #endif /* MMC_HOST_DEF_H */