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 c84e1feddd68439f9c4a438a3cf4d7b26c22d9ac..e83505e4c236c242eeb13c1094961b622a7646a8 100644 (file)
--- 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>;
+                       };
+               };
        };
 };