+++ /dev/null
-From: David Bauer <mail@david-bauer.net>
-Subject: arm64: dts: rockchip: disable UHS modes for NanoPi R4S
-
-The NanoPi R4S leaves the SD card in 1.8V signalling when rebooting
-while U-Boot requires the card to be in 3.3V mode.
-
-Remove UHS support from the SD controller so the card remains in 3.3V
-mode. This reduces transfer speeds but ensures a reboot whether from
-userspace or following a kernel panic is always working.
-
-Signed-off-by: David Bauer <mail@david-bauer.net>
-
---- a/arch/arm64/boot/dts/rockchip/rk3328-roc-cc.dts
-+++ b/arch/arm64/boot/dts/rockchip/rk3328-roc-cc.dts
-@@ -335,7 +335,6 @@
- sd-uhs-sdr12;
- sd-uhs-sdr25;
- sd-uhs-sdr50;
-- sd-uhs-sdr104;
- vmmc-supply = <&vcc_sd>;
- vqmmc-supply = <&vcc_sdio>;
- status = "okay";
---- a/arch/arm64/boot/dts/rockchip/rk3399-nanopi-r4s.dts
-+++ b/arch/arm64/boot/dts/rockchip/rk3399-nanopi-r4s.dts
-@@ -112,6 +112,11 @@
- status = "disabled";
- };
-
-+&sdmmc {
-+ /delete-property/ sd-uhs-sdr104;
-+ cap-sd-highspeed;
-+};
-+
- &u2phy0_host {
- phy-supply = <&vdd_5v>;
- };