tegra: enable NAND on Harmony

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>

diff --git a/board/nvidia/dts/tegra20-harmony.dts b/board/nvidia/dts/tegra20-harmony.dts
index c351954..ca5facb 100644 (file)
--- a/board/nvidia/dts/tegra20-harmony.dts
+++ b/board/nvidia/dts/tegra20-harmony.dts
@@ -54,4 +54,14 @@
        usb@c5004000 {
                status = "disabled";
        };
+
+       nand-controller@70008000 {
+               nvidia,wp-gpios = <&gpio 23 0>;         /* PC7 */
+               nvidia,width = <8>;
+               nvidia,timing = <26 100 20 80 20 10 12 10 70>;
+               nand@0 {
+                       reg = <0>;
+                       compatible = "hynix,hy27uf4g2b", "nand-flash";
+               };
+       };
 };

diff --git a/include/configs/harmony.h b/include/configs/harmony.h
index d0555c1..69857dd 100644 (file)
--- a/include/configs/harmony.h
+++ b/include/configs/harmony.h
@@ -62,8 +62,15 @@
 #define CONFIG_CMD_EXT2
 #define CONFIG_CMD_FAT
 
-/* Environment not stored */
-#define CONFIG_ENV_IS_NOWHERE
+/* NAND support */
+#define CONFIG_CMD_NAND
+#define CONFIG_TEGRA_NAND
+#define CONFIG_SYS_MAX_NAND_DEVICE     1
+#define CONFIG_SYS_NAND_BASE   TEGRA20_NAND_BASE
+
+/* Environment in NAND (which is 512M), aligned to start of last sector */
+#define CONFIG_ENV_IS_IN_NAND
+#define CONFIG_ENV_OFFSET      (SZ_512M - SZ_128K) /* 128K sector size */
 
 /* USB Host support */
 #define CONFIG_USB_EHCI