From: "hao.zhang" <hao.zhang@coolkit.cn>
Reduce max-frequency from 50MHz to 25MHz to improve WiFi module stability
on some Sonoff iHost units. Remove unsupported or redundant properties,
and keep only minimal, validated configuration.
Signed-off-by: hao.zhang <hao.zhang@coolkit.cn>
---
arch/arm/boot/dts/rockchip/rv1126-sonoff-ihost.dtsi | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/arch/arm/boot/dts/rockchip/rv1126-sonoff-ihost.dtsi b/arch/arm/boot/dts/rockchip/rv1126-sonoff-ihost.dtsi
index 9a87dc0d5f66..088a069bb1a8 100644
--- a/arch/arm/boot/dts/rockchip/rv1126-sonoff-ihost.dtsi
+++ b/arch/arm/boot/dts/rockchip/rv1126-sonoff-ihost.dtsi
@@ -342,16 +342,14 @@ &saradc {
&sdio {
bus-width = <4>;
- cap-sd-highspeed;
cap-sdio-irq;
keep-power-in-suspend;
- max-frequency = <50000000>;
+ max-frequency = <25000000>;
mmc-pwrseq = <&sdio_pwrseq>;
non-removable;
pinctrl-names = "default";
pinctrl-0 = <&sdmmc1_clk &sdmmc1_cmd &sdmmc1_bus4>;
rockchip,default-sample-phase = <90>;
- sd-uhs-sdr50;
vmmc-supply = <&vcc3v3_sd>;
vqmmc-supply = <&vcc_1v8>;
status = "okay";
--
2.34.1