From: Geert Uytterhoeven <geert+renesas@linux-m68k.org>
Date: Mon, 10 Feb 2014 10:47:30 +0000 (+0100)
Subject: ARM: shmobile: lager dts: Add QSPI nodes
X-Git-Tag: firefly_0821_release~176^2~3923^2~18^2~19
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=9fe7c4f810a7e82c4a1a9765017f9cb2c2b40a65;p=firefly-linux-kernel-4.4.55.git

ARM: shmobile: lager dts: Add QSPI nodes

Add pinctrl and SPI devices for QSPI on Lager.
Add Spansion s25fl512s SPI FLASH and MTD partitions.

Signed-off-by: Geert Uytterhoeven <geert+renesas@linux-m68k.org>
Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
---

diff --git a/arch/arm/boot/dts/r8a7790-lager.dts b/arch/arm/boot/dts/r8a7790-lager.dts
index 1081c5e91ac4..adff2dc4012d 100644
--- a/arch/arm/boot/dts/r8a7790-lager.dts
+++ b/arch/arm/boot/dts/r8a7790-lager.dts
@@ -80,6 +80,11 @@
 		renesas,groups = "mmc1_data8", "mmc1_ctrl";
 		renesas,function = "mmc1";
 	};
+
+	qspi_pins: spi {
+		renesas,groups = "qspi_ctrl", "qspi_data4";
+		renesas,function = "qspi";
+	};
 };
 
 &mmcif1 {
@@ -95,3 +100,34 @@
 &sata1 {
 	status = "okay";
 };
+
+&spi {
+	pinctrl-0 = <&qspi_pins>;
+	pinctrl-names = "default";
+
+	status = "okay";
+
+	flash: flash@0 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "spansion,s25fl512s";
+		reg = <0>;
+		spi-max-frequency = <30000000>;
+		m25p,fast-read;
+
+		partition@0 {
+			label = "loader";
+			reg = <0x00000000 0x00040000>;
+			read-only;
+		};
+		partition@40000 {
+			label = "user";
+			reg = <0x00040000 0x00400000>;
+			read-only;
+		};
+		partition@440000 {
+			label = "flash";
+			reg = <0x00440000 0x03bc0000>;
+		};
+	};
+};