[PATCH 12/36] ARM: dts: omap3-beagle: Add NAND device

Roger Quadros rogerq at ti.com
Wed Jun 11 01:56:17 PDT 2014


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

Signed-off-by: Roger Quadros <rogerq at ti.com>
---
 arch/arm/boot/dts/omap3-beagle.dts | 53 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)

diff --git a/arch/arm/boot/dts/omap3-beagle.dts b/arch/arm/boot/dts/omap3-beagle.dts
index 3c3e6da..fafd229 100644
--- a/arch/arm/boot/dts/omap3-beagle.dts
+++ b/arch/arm/boot/dts/omap3-beagle.dts
@@ -350,3 +350,56 @@
 		};
 	};
 };
+
+&gpmc {
+	ranges = <0 0 0x30000000 0x1000000	/* CS0 space, 16MB */
+		  255 0 0x6e000000 0x02d4>;	/* register space */
+
+	/* Chip select 0 */
+	nand at 0,0 {
+		compatible = "ti,omap2-nand";
+		reg = <0 0 4		/* NAND I/O window, 4 bytes */
+		       255 0 0x02d4>;	/* GPMC register space */
+		interrupts = <20>;
+		ti,nand-ecc-opt = "ham1";
+		nand-bus-width = <16>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		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>;
+
+		partition at 0 {
+			label = "X-Loader";
+			reg = <0 0x80000>;
+		};
+		partition at 80000 {
+			label = "U-Boot";
+			reg = <0x80000 0x1e0000>;
+		};
+		partition at 1c0000 {
+			label = "U-Boot Env";
+			reg = <0x260000 0x20000>;
+		};
+		partition at 280000 {
+			label = "Kernel";
+			reg = <0x280000 0x400000>;
+		};
+		partition at 780000 {
+			label = "Filesystem";
+			reg = <0x680000 0xf980000>;
+		};
+	};
+};
-- 
1.8.3.2




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