ramips: use m25p,fast-read on Xiaomi Mi Router 4A Gb/3G v2

The Xiaomi Mi Router 4A Gigabit model has a race condition on bootup
causing the SQUASHFS data errors to appear and create a bootloop
scenario.

Adding the m25p,fast-read property resolves this issue.

Suggested-by: David Bentham <db260179@gmail.com>
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>

diff --git a/target/linux/ramips/dts/mt7621_xiaomi_mi-router-4a-3g-v2.dtsi b/target/linux/ramips/dts/mt7621_xiaomi_mi-router-4a-3g-v2.dtsi
index 65b299e425c8b186f8e1950a387e0e375dab9382..c86bdadf55e3f7dc5da8806a6030df2bbf050778 100644 (file)
--- a/target/linux/ramips/dts/mt7621_xiaomi_mi-router-4a-3g-v2.dtsi
+++ b/target/linux/ramips/dts/mt7621_xiaomi_mi-router-4a-3g-v2.dtsi
@@ -50,6 +50,7 @@
                compatible = "jedec,spi-nor";
                reg = <0>;
                spi-max-frequency = <80000000>;
+               m25p,fast-read;
 
                partitions {
                        compatible = "fixed-partitions";