[PATCH] arm64: dts: rockchip: add enable-strobe-pulldown to emmc phy on rk3399
From: Jensen Huang <hidden>
Date: 2022-08-22 07:42:27
Also in:
linux-devicetree, linux-rockchip, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
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 <redacted>
diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
index 9d5b0e8c9cca..9491cafbbaa3 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi@@ -1561,6 +1561,7 @@ emmc_phy: phy@f780 { clock-names = "emmcclk"; drive-impedance-ohm = <50>; #phy-cells = <0>; + rockchip,enable-strobe-pulldown; status = "disabled"; };
--
2.37.0
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel