tegra: add SDMMC1 on SDIO1 funcmux entry

This will be used on TrimSlice.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
diff --git a/arch/arm/cpu/armv7/tegra2/funcmux.c b/arch/arm/cpu/armv7/tegra2/funcmux.c
index 1559869..820ba4e9 100644
--- a/arch/arm/cpu/armv7/tegra2/funcmux.c
+++ b/arch/arm/cpu/armv7/tegra2/funcmux.c
@@ -127,6 +127,13 @@
 		}
 		break;
 
+	case PERIPH_ID_SDMMC1:
+		if (config == FUNCMUX_SDMMC1_SDIO1_4BIT) {
+			pinmux_set_func(PINGRP_SDIO1, PMUX_FUNC_SDIO1);
+			pinmux_tristate_disable(PINGRP_SDIO1);
+		}
+		break;
+
 	case PERIPH_ID_SDMMC2:
 		if (config == FUNCMUX_SDMMC2_DTA_DTD_8BIT) {
 			pinmux_set_func(PINGRP_DTA, PMUX_FUNC_SDIO2);