ARM: dts: ixp4xx-nslu2: Enable write on flash

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

Link: https://lore.kernel.org/r/20230908-ixp4xx-dts-v1-1-98d36264ed6d@linaro.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

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 da1e93212b86ecf2263b0eefa326ba71e7137bac..706ba531faf0c59519479043966df1601a1e7196 100644 (file)
--- 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.