From: Otavio Salvador <otavio@ossystems.com.br>
Date: Tue, 28 Nov 2017 17:49:24 +0000 (-0200)
Subject: ARM: dts: imx6qdl-nitrogen6x: Add SPI NOR partitions
X-Git-Tag: v4.19~1679^2~20^2~90
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=44eac6ef3779f8c1eaa223892fe25ae62f263965;p=platform%2Fkernel%2Flinux-rpi.git

ARM: dts: imx6qdl-nitrogen6x: Add SPI NOR partitions

This adds the partitions definition for the SPI NOR to provide
backward compatibility with the documented[1] layout used with
Boundary Devices BSP.

1. https://boundarydevices.com/boot-flash-access-linux/

It exports to Linux:

 mtd0: bootloader
 mtd1: env
 mtd2: splash

Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
---

diff --git a/arch/arm/boot/dts/imx6qdl-nitrogen6x.dtsi b/arch/arm/boot/dts/imx6qdl-nitrogen6x.dtsi
index 4bdf291..919b6b7 100644
--- a/arch/arm/boot/dts/imx6qdl-nitrogen6x.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-nitrogen6x.dtsi
@@ -276,6 +276,23 @@
 		compatible = "sst,sst25vf016b", "jedec,spi-nor";
 		spi-max-frequency = <20000000>;
 		reg = <0>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		partition@0 {
+			label = "bootloader";
+			reg = <0x0 0xc0000>;
+		};
+
+		partition@c0000 {
+			label = "env";
+			reg = <0xc0000 0x2000>;
+		};
+
+		partition@c2000 {
+			label = "splash";
+			reg = <0xc2000 0x13e000>;
+		};
 	};
 };