From: Gregory CLEMENT <gregory.clement@free-electrons.com>
Date: Tue, 5 Feb 2013 20:54:54 +0000 (+0100)
Subject: arm: mvebu: Add SPI flash on Armada XP-DB board
X-Git-Tag: firefly_0821_release~3680^2~988^2~7
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=1f24a21f8e8acd6e85b3629f41e2eafbcd86d85c;p=firefly-linux-kernel-4.4.55.git

arm: mvebu: Add SPI flash on Armada XP-DB board

This patch add support for the SPI flash M25P64 which is present on
the Armada XP DB board. This flash stores the bootloader and its
environment.

Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
---

diff --git a/arch/arm/boot/dts/armada-xp-db.dts b/arch/arm/boot/dts/armada-xp-db.dts
index c84e1feddd68..e83505e4c236 100644
--- a/arch/arm/boot/dts/armada-xp-db.dts
+++ b/arch/arm/boot/dts/armada-xp-db.dts
@@ -109,5 +109,17 @@
 		usb@d0052000 {
 			status = "okay";
 		};
+
+		spi0: spi@d0010600 {
+			status = "okay";
+
+			spi-flash@0 {
+				#address-cells = <1>;
+				#size-cells = <1>;
+				compatible = "m25p64";
+				reg = <0>; /* Chip select 0 */
+				spi-max-frequency = <20000000>;
+			};
+		};
 	};
 };