Hi John,

On 23/01/2019 20:06, John Stultz wrote:
From: Alistair Strachan <[email protected]>

This reverts commit abd7d0972a192ee653efc7b151a6af69db58f2bb. This
change was already partially reverted by John Stultz in commit
9c6d26df1fae ("arm64: dts: hikey: Fix eMMC corruption regression").

This change appears to cause controller resets and block read failures
which prevents successful booting on some hikey boards.

FWIW, you might want to have a play with the pinctrl settings - I've seen various flakiness with HS200 eMMCs on Rockchip boards which could be solved by bumping up the drive strength.

Robin.

Cc: Ryan Grachek <[email protected]>
Cc: Wei Xu <[email protected]>
Cc: Manivannan Sadhasivam <[email protected]>
Cc: Rob Herring <[email protected]>
Cc: Mark Rutland <[email protected]>
Cc: [email protected]
Cc: [email protected]
Cc: stable <[email protected]> #4.17+
Signed-off-by: Alistair Strachan <[email protected]>
Signed-off-by: John Stultz <[email protected]>
---
  arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts | 1 -
  1 file changed, 1 deletion(-)

diff --git a/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts 
b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
index 6102350..7092460 100644
--- a/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
+++ b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
@@ -300,7 +300,6 @@
dwmmc_0: dwmmc0@f723d000 {
                        cap-mmc-highspeed;
-                       mmc-hs200-1_8v;
                        non-removable;
                        bus-width = <0x8>;
                        vmmc-supply = <&ldo19>;

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