From 463be3cb357dab7d7e4d8dcc7c15c642e10c5bef Mon Sep 17 00:00:00 2001 From: Jensen Huang Date: Wed, 28 Sep 2022 17:11:29 +0800 Subject: arm64: dts: rockchip: add enable-strobe-pulldown to emmc phy on nanopi4 Internal pull-down for strobe line (GRF_EMMCPHY_CON2[9]) was disabled by commit 8b5c2b45b8f0, which causes I/O error in HS400 mode. Tested on NanoPC-T4. Fixes: 8b5c2b45b8f0 ("phy: rockchip: set pulldown for strobe line in dts") Signed-off-by: Jensen Huang Link: https://lore.kernel.org/r/20220928091129.20597-1-jensenhuang@friendlyarm.com Signed-off-by: Heiko Stuebner --- arch/arm64/boot/dts/rockchip/rk3399-nanopi4.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3399-nanopi4.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-nanopi4.dtsi index 278123b4f911..b6e082f1f6d9 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-nanopi4.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399-nanopi4.dtsi @@ -167,6 +167,7 @@ }; &emmc_phy { + rockchip,enable-strobe-pulldown; status = "okay"; }; -- cgit v1.2.3