From: David Bauer Date: Thu, 27 Apr 2023 20:24:15 +0000 (+0200) Subject: ramips: reduce Archer AX23 / MR70X SPI-frequency X-Git-Tag: v23.05.0-rc1~412 X-Git-Url: http://git.openwrt.org/?a=commitdiff_plain;h=2c530fcb972c112e7a2b10f9c21ac6d276624b5e;p=openwrt%2Fopenwrt.git ramips: reduce Archer AX23 / MR70X SPI-frequency It was brought to attention the Archer AX23 v1 fails to read jffs2 data from time to time. While this is not reproducible on my unit, it is on others. Reducing the SPI frequency does the trick. While it worked with at lest 40 MHz, opt for the cautious side and choose a save frequency of 25 MHz. Apply the same treatment to the Mercusys MR70X which uses a similar design just in case. Signed-off-by: David Bauer --- diff --git a/target/linux/ramips/dts/mt7621_mercusys_mr70x-v1.dts b/target/linux/ramips/dts/mt7621_mercusys_mr70x-v1.dts index 7eb94ba9cf..245d130a1f 100644 --- a/target/linux/ramips/dts/mt7621_mercusys_mr70x-v1.dts +++ b/target/linux/ramips/dts/mt7621_mercusys_mr70x-v1.dts @@ -52,7 +52,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <80000000>; + spi-max-frequency = <25000000>; partitions { compatible = "fixed-partitions"; diff --git a/target/linux/ramips/dts/mt7621_tplink_archer-ax23-v1.dts b/target/linux/ramips/dts/mt7621_tplink_archer-ax23-v1.dts index 5c2ef1fa11..50834c5866 100644 --- a/target/linux/ramips/dts/mt7621_tplink_archer-ax23-v1.dts +++ b/target/linux/ramips/dts/mt7621_tplink_archer-ax23-v1.dts @@ -85,7 +85,7 @@ flash@0 { compatible = "jedec,spi-nor"; reg = <0>; - spi-max-frequency = <80000000>; + spi-max-frequency = <25000000>; partitions { compatible = "fixed-partitions";