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 33c9c83..51ba791 100644
--- 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 */