tegra20: rename tegra2 -> tegra20

This is make naming consistent with the kernel and devicetree and in
preparation of pulling out the common tegra20 code.

Signed-off-by: Allen Martin <amartin@nvidia.com>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Tested-by: Thierry Reding <thierry.reding@avionic-design.de>
Signed-off-by: Tom Warren <twarren@nvidia.com>
diff --git a/board/nvidia/seaboard/seaboard.c b/board/nvidia/seaboard/seaboard.c
index 36039c4..3298a6b 100644
--- a/board/nvidia/seaboard/seaboard.c
+++ b/board/nvidia/seaboard/seaboard.c
@@ -23,7 +23,7 @@
 
 #include <common.h>
 #include <asm/io.h>
-#include <asm/arch/tegra2.h>
+#include <asm/arch/tegra20.h>
 #include <asm/arch/clock.h>
 #include <asm/arch/funcmux.h>
 #include <asm/arch/pinmux.h>
@@ -81,11 +81,11 @@
 	debug("board_mmc_init: init eMMC\n");
 	/* init dev 0, eMMC chip, with 4-bit bus */
 	/* The board has an 8-bit bus, but 8-bit doesn't work yet */
-	tegra2_mmc_init(0, 4, -1, -1);
+	tegra20_mmc_init(0, 4, -1, -1);
 
 	debug("board_mmc_init: init SD slot\n");
 	/* init dev 1, SD slot, with 4-bit bus */
-	tegra2_mmc_init(1, 4, GPIO_PI6, GPIO_PI5);
+	tegra20_mmc_init(1, 4, GPIO_PI6, GPIO_PI5);
 
 	return 0;
 }