[PATCH] lite5200b: flash definition in dts

Domen Puncer domen.puncer at telargo.com
Wed Aug 1 16:52:03 EST 2007


Add flash definition for to lite5200b dts, and while at it
fix "ranges" for soc node.


Signed-off-by: Domen Puncer <domen.puncer at telargo.com>

---
Hi!

Sylvain, it would be nice to have this merged.

# cat /proc/mtd 
dev:    size   erasesize  name
mtd0: 01000000 00020000 "data0"
mtd1: 00f00000 00020000 "data1"
mtd2: 00100000 00020000 "u-boot"

Some benchmarks:
read:  2.3 MB/s
erase: 168 kB/s
write: 7.3 kB/s


 arch/powerpc/boot/dts/lite5200b.dts |   24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

Index: work-powerpc.git/arch/powerpc/boot/dts/lite5200b.dts
===================================================================
--- work-powerpc.git.orig/arch/powerpc/boot/dts/lite5200b.dts
+++ work-powerpc.git/arch/powerpc/boot/dts/lite5200b.dts
@@ -52,7 +52,8 @@
 		revision = "";			// from bootloader
 		#interrupt-cells = <3>;
 		device_type = "soc";
-		ranges = <0 f0000000 f0010000>;
+		ranges = <00000000 f0000000 00010000
+			  fe000000 fe000000 02000000>;
 		reg = <f0000000 00010000>;
 		bus-frequency = <0>;		// from bootloader
 		system-frequency = <0>;		// from bootloader
@@ -403,5 +404,26 @@
 			compatible = "mpc5200b-sram\0mpc5200-sram\0sram";
 			reg = <8000 4000>;
 		};
+
+		flash at fe000000 {
+			device_type = "rom";
+			compatible = "direct-mapped";
+			probe-type = "CFI";
+			reg = <fe000000 01000000>;
+			bank-width = <1>;
+			partitions = <00000000 01000000>;
+			partition-names = "data0";
+		};
+
+		flash at ff000000 {
+			device_type = "rom";
+			compatible = "direct-mapped";
+			probe-type = "CFI";
+			reg = <ff000000 01000000>;
+			bank-width = <1>;
+			partitions = <00000000 00f00000
+				      00f00000 00100000>;
+			partition-names = "data1", "u-boot";
+		};
 	};
 };


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