From a8e611f634e3ace01ec7e81e4f37ae351a49f404 Mon Sep 17 00:00:00 2001 From: Markus Reichl Date: Mon, 11 Nov 2019 10:51:04 +0100 Subject: [PATCH] arm64: dts: rockchip: Disable HS400 for mmc on rk3399-roc-pc Working with rootfs on two 128GB mmcs on rk3399-roc-pc. One (mmc name 128G72, one screw hole) works fine in HS400 mode. Other (mmc name DJNB4R, firefly on pcb, two screw holes) gets lots of mmc1: "running CQE recovery", even hangs with damaged fs, when running under heavy load, e.g. compiling kernel. Both run fine with HS200. Disabling CQ with patch mmc: core: Add MMC Command Queue Support kernel parameter [0] did not help. [0] https://gitlab.com/ayufan-repos/rock64/linux-mainline-kernel/commit/54e264154b87dfe32a8359b2726e2d5611adbaf3 Therefore I propose to disable HS400 mode on roc-pc for now. Signed-off-by: Markus Reichl Link: https://lore.kernel.org/r/367bf78a-f079-f0b4-68fe-52c86823c174@fivetechno.de Signed-off-by: Heiko Stuebner --- arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi | 2 -- 1 file changed, 2 deletions(-) diff --git a/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi index 40f446c77e897..d1eb55c855b38 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi @@ -674,8 +674,6 @@ &sdhci { bus-width = <8>; - mmc-hs400-1_8v; - mmc-hs400-enhanced-strobe; non-removable; status = "okay"; }; -- 2.30.2