[PATCH 2/3] ARM: dts: Add NOR flash bindings for OMAP2420 H4
Jon Hunter
jon-hunter at ti.com
Mon Apr 8 11:17:07 EST 2013
Add device-tree node for the 64MB NOR on the OMAP2420-H4 board.
Signed-off-by: Jon Hunter <jon-hunter at ti.com>
---
arch/arm/boot/dts/omap2420-h4.dts | 46 +++++++++++++++++++++++++++++++++++++
1 file changed, 46 insertions(+)
diff --git a/arch/arm/boot/dts/omap2420-h4.dts b/arch/arm/boot/dts/omap2420-h4.dts
index 9b0d077..68282ee 100644
--- a/arch/arm/boot/dts/omap2420-h4.dts
+++ b/arch/arm/boot/dts/omap2420-h4.dts
@@ -18,3 +18,49 @@
reg = <0x80000000 0x4000000>; /* 64 MB */
};
};
+
+&gpmc {
+ ranges = <0 0 0x08000000 0x04000000>;
+
+ nor at 0,0 {
+ compatible = "cfi-flash";
+ linux,mtd-name= "intel,ge28f256l18b85";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ reg = <0 0 0x04000000>;
+ bank-width = <2>;
+
+ gpmc,mux-add-data = <2>;
+ gpmc,cs-on-ns = <10>;
+ gpmc,cs-rd-off-ns = <160>;
+ gpmc,cs-wr-off-ns = <160>;
+ gpmc,adv-on-ns = <20>;
+ gpmc,adv-rd-off-ns = <50>;
+ gpmc,adv-wr-off-ns = <50>;
+ gpmc,oe-on-ns = <60>;
+ gpmc,oe-off-ns = <120>;
+ gpmc,we-on-ns = <60>;
+ gpmc,we-off-ns = <120>;
+ gpmc,rd-cycle-ns = <170>;
+ gpmc,wr-cycle-ns = <170>;
+ gpmc,access-ns = <150>;
+ gpmc,page-burst-access-ns = <10>;
+
+ partition at 0 {
+ label = "bootloader";
+ reg = <0 0x20000>;
+ };
+ partition at 0x20000 {
+ label = "params";
+ reg = <0x20000 0x20000>;
+ };
+ partition at 0x40000 {
+ label = "kernel";
+ reg = <0x40000 0x200000>;
+ };
+ partition at 0x240000 {
+ label = "file-system";
+ reg = <0x240000 0x3dc0000>;
+ };
+ };
+};
--
1.7.10.4
More information about the devicetree-discuss
mailing list