powerpc/4xx: MTD support for the AMCC Taishan Board

Add support for the NOR flash found on the AMCC Taishan Board
and enable MTD support in the defconfig.

Signed-off-by: Imre Kaloz <kaloz@openwrt.org>
Acked-by: Stefan Roese <sr@denx.de>
Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>

1 files changed, 28 insertions, 1 deletions

diff --git a/arch/powerpc/boot/dts/taishan.dts b/arch/powerpc/boot/dts/taishan.dts
index dcb749884b6d..d4867ded8699 100644
--- a/arch/powerpc/boot/dts/taishan.dts
+++ b/arch/powerpc/boot/dts/taishan.dts
@@ -186,7 +186,34 @@
                                 interrupts = <0x5 0x4>;
                                 interrupt-parent = <&UIC1>;
 
-                                /* TODO: Add other EBC devices */
+                                nor_flash@0,0 {
+                                        compatible = "cfi-flash";
+                                        bank-width = <4>;
+                                        device-width = <2>;
+                                        reg = <0x0 0x0 0x4000000>;
+                                        #address-cells = <1>;
+                                        #size-cells = <1>;
+                                        partition@0 {
+                                                label = "kernel";
+                                                reg = <0x0 0x180000>;
+                                        };
+                                        partition@180000 {
+                                                label = "root";
+                                                reg = <0x180000 0x200000>;
+                                        };
+                                        partition@380000 {
+                                                label = "user";
+                                                reg = <0x380000 0x3bc0000>;
+                                        };
+                                        partition@3f40000 {
+                                                label = "env";
+                                                reg = <0x3f40000 0x80000>;
+                                        };
+                                        partition@3fc0000 {
+                                                label = "u-boot";
+                                                reg = <0x3fc0000 0x40000>;
+                                        };
+                                };
                         };