From 9614a1e9636976add95730c2da569ac1b274f232 Mon Sep 17 00:00:00 2001
From: Stephen Warren <swarren@nvidia.com>
Date: Mon, 30 Jul 2012 07:37:52 +0000
Subject: [PATCH] tegra: enable NAND on Harmony
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
---
board/nvidia/dts/tegra20-harmony.dts | 10 ++++++++++
include/configs/harmony.h | 11 +++++++++--
2 files changed, 19 insertions(+), 2 deletions(-)
diff --git a/board/nvidia/dts/tegra20-harmony.dts b/board/nvidia/dts/tegra20-harmony.dts
index c351954301..ca5facb7fe 100644
--- 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 d0555c1630..69857dd581 100644
--- 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
--
2.39.5