Add device-tree support for the on-board NAND memory,
with corresponding partitions.
Signed-off-by: Florian Vaussard <florian.vauss...@epfl.ch>
---
arch/arm/boot/dts/omap3-overo.dtsi | 49 ++++++++++++++++++++++++++++++++++++
1 files changed, 49 insertions(+), 0 deletions(-)
diff --git a/arch/arm/boot/dts/omap3-overo.dtsi
b/arch/arm/boot/dts/omap3-overo.dtsi
index 81341fa..0efd6f3 100644
--- a/arch/arm/boot/dts/omap3-overo.dtsi
+++ b/arch/arm/boot/dts/omap3-overo.dtsi
@@ -33,6 +33,55 @@
};
};
+&gpmc {
+ ranges = <0 0 0x30000000 0x00000004>; /* CS0: NAND */
+
+ nand@0 {
+ reg = <0 0 0>; /* CS0, offset 0 */
+
+ nand-bus-width = <16>;
+ ti,nand-ecc-opt = "sw";
+
+ gpmc,sync-clk = <0>;
+ gpmc,cs-on = <0>;
+ gpmc,cs-rd-off = <36>;
+ gpmc,cs-wr-off = <36>;
+ gpmc,adv-on = <6>;
+ gpmc,adv-rd-off = <24>;
+ gpmc,adv-wr-off = <36>;
+ gpmc,we-off = <30>;
+ gpmc,oe-off = <48>;
+ gpmc,access = <54>;
+ gpmc,rd-cycle = <72>;
+ gpmc,wr-cycle = <72>;
+ gpmc,wr-access = <30>;
+ gpmc,wr-data-mux-bus = <0>;
+
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ xloader@0 {
+ reg = <0x00000000 0x00080000>;
+ };
+
+ uboot@80000 {
+ reg = <0x00080000 0x001c0000>;
+ };
+
+ ubootenv@240000 {
+ reg = <0x00240000 0x00040000>;
+ };
+
+ linux@280000 {
+ reg = <0x00280000 0x00400000>;
+ };
+
+ rootfs@680000 {
+ reg = <0x00680000 0x1f980000>; /* 500 MB */
+ };
+ };
+};
+
&i2c1 {
clock-frequency = <2600000>;
--
1.7.5.4
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