To upgrade the firmware and similar, the flash needs write
access.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---
 arch/arm/boot/dts/intel/ixp/intel-ixp42x-linksys-nslu2.dts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm/boot/dts/intel/ixp/intel-ixp42x-linksys-nslu2.dts b/arch/arm/boot/dts/intel/ixp/intel-ixp42x-linksys-nslu2.dts
index da1e93212b86..706ba531faf0 100644
--- a/arch/arm/boot/dts/intel/ixp/intel-ixp42x-linksys-nslu2.dts
+++ b/arch/arm/boot/dts/intel/ixp/intel-ixp42x-linksys-nslu2.dts
@@ -101,6 +101,8 @@ bus@c4000000 {
 			flash@0,0 {
 				compatible = "intel,ixp4xx-flash", "cfi-flash";
 				bank-width = <2>;
+				/* Enable writes on the expansion bus */
+				intel,ixp4xx-eb-write-enable = <1>;
 				/*
 				 * 8 MB of Flash in 0x20000 byte blocks
 				 * mapped in at CS0.

-- 
2.41.0