[RFC PATCH 16/16] ARM: dts: omap3-beagle: Add NAND device

Roger Quadros
2014-05-21T11:22:51Z

The beagle board contains a 16-bit NAND device connected to
chip select 0 of the GPMC controller.

Signed-off-by: Roger Quadros <rogerq@ti.com>
---
arch/arm/boot/dts/omap3-beagle.dts | 66 ++++++++++++++++++++++++++++++++++++++
1 file changed, 66 insertions(+)

diff --git a/arch/arm/boot/dts/omap3-beagle.dts b/arch/arm/boot/dts/omap3-beagle.dts
index 3c3e6da..825b364 100644
--- a/arch/arm/boot/dts/omap3-beagle.dts
+++ b/arch/arm/boot/dts/omap3-beagle.dts
@@ -350,3 +350,69 @@
};
};
};
+
+&gpmc {
+ ranges = <0 0 0x30000000 0x3FFFFFFF /* I/O space */
+ 1 0 0x6e000000 0x02d4>; /* register space */
+
+ /* Chip select 0 */
+ cs0 {
+ #address-cells = <2>;
+ #size-cells = <1>;
+ reg = <0 0 0x1000000>; /* CS0 partition, 16 MB min */
+ ranges;
+
+ gpmc,cs = <0>;
+ gpmc,device-width = <2>; /* 16-bit */
+ gpmc,nand;
+
+ gpmc,cs-on-ns = <0>;
+ gpmc,cs-rd-off-ns = <36>;
+ gpmc,cs-wr-off-ns = <36>;
+ gpmc,adv-on-ns = <6>;
+ gpmc,adv-rd-off-ns = <24>;
+ gpmc,adv-wr-off-ns = <36>;
+ gpmc,oe-on-ns = <6>;
+ gpmc,oe-off-ns = <48>;
+ gpmc,we-on-ns = <6>;
+ gpmc,we-off-ns = <30>;
+ gpmc,rd-cycle-ns = <72>;
+ gpmc,wr-cycle-ns = <72>;
+ gpmc,access-ns = <54>;
+ gpmc,wr-access-ns = <30>;
+
+ nand@0,0 {
+ compatible = "ti,omap2-nand";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ reg = <0 0 4 /* Nand I/O */
+ 1 0 0x2d4>; /* GPMC registers */
+ interrupts = <20>;
+
+ ti,nand-cs = <0>;
+ nand-bus-width = <16>;
+ ti,nand-ecc-opt = "ham1";
+
+ partition@0 {
+ label = "X-Loader";
+ reg = <0 0x80000>;
+ };
+ partition@80000 {
+ label = "U-Boot";
+ reg = <0x80000 0x1e0000>;
+ };
+ partition@1c0000 {
+ label = "U-Boot Env";
+ reg = <0x260000 0x20000>;
+ };
+ partition@280000 {
+ label = "Kernel";
+ reg = <0x280000 0x400000>;
+ };
+ partition@780000 {
+ label = "Filesystem";
+ reg = <0x680000 0xf980000>;
+ };
+ };
+ };
+};
--
1.8.3.2