ARM: dts: omap3-igep0020: Add NAND flash support

The IGEPv2 board has an 512MB NAND flash memory.

Add a device node for this NAND and its partition layout.

Signed-off-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>

diff --git a/arch/arm/boot/dts/omap3-igep0020.dts b/arch/arm/boot/dts/omap3-igep0020.dts
index 4bac32e77be43a176d1e837daab1332c67f9f631..0ba43136a37f351b399e4057f7aa6f2039feb405 100644 (file)
--- a/arch/arm/boot/dts/omap3-igep0020.dts
+++ b/arch/arm/boot/dts/omap3-igep0020.dts
@@ -68,7 +68,55 @@
 };
 
 &gpmc {
-       ranges = <5 0 0x2c000000 0x1000000>;
+       ranges = <0 0 0x00000000 0x20000000>,
+                <5 0 0x2c000000 0x01000000>;
+
+       nand@0,0 {
+               linux,mtd-name= "micron,mt29c4g96maz";
+               reg = <0 0 0>;
+               nand-bus-width = <16>;
+               ti,nand-ecc-opt = "bch8";
+
+               gpmc,sync-clk-ps = <0>;
+               gpmc,cs-on-ns = <0>;
+               gpmc,cs-rd-off-ns = <44>;
+               gpmc,cs-wr-off-ns = <44>;
+               gpmc,adv-on-ns = <6>;
+               gpmc,adv-rd-off-ns = <34>;
+               gpmc,adv-wr-off-ns = <44>;
+               gpmc,we-off-ns = <40>;
+               gpmc,oe-off-ns = <54>;
+               gpmc,access-ns = <64>;
+               gpmc,rd-cycle-ns = <82>;
+               gpmc,wr-cycle-ns = <82>;
+               gpmc,wr-access-ns = <40>;
+               gpmc,wr-data-mux-bus-ns = <0>;
+
+               #address-cells = <1>;
+               #size-cells = <1>;
+
+               partition@0 {
+                       label = "SPL";
+                       reg = <0 0x100000>;
+               };
+               partition@0x80000 {
+                       label = "U-Boot";
+                       reg = <0x100000 0x180000>;
+               };
+               partition@0x1c0000 {
+                       label = "Environment";
+                       reg = <0x280000 0x100000>;
+               };
+               partition@0x280000 {
+                       label = "Kernel";
+                       reg = <0x380000 0x300000>;
+               };
+               partition@0x780000 {
+                       label = "Filesystem";
+                       reg = <0x680000 0x1f980000>;
+               };
+       };
+
        ethernet@5,0 {
                pinctrl-names = "default";
                pinctrl-0 = <&smsc911x_pins>;