build/patch/kernel/rockchip64-dev/board-roc-rk3399-pc-fix-disable-hs400.patch

22 lines
648 B
Diff

Some eMMC moduled that come with ROC-RK3399-PC don't cope well with HS400/HS400ES.
The modules that have issues are mentioned below DJNB4R and mine AJTD4R.
See:
https://lkml.org/lkml/2019/11/11/203
https://lkml.org/lkml/2019/11/15/444
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi
index 19f7732d7..bef364a09 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi
@@ -646,8 +646,7 @@
&sdhci {
bus-width = <8>;
+ mmc-hs200-1_8v;
- mmc-hs400-1_8v;
- mmc-hs400-enhanced-strobe;
non-removable;
status = "okay";
};