ARM: dts: rockchip: Keep rk3288-tinker SD card IO powered during reboot

IO voltage regulator for the SD card must be kept on all the time,
otherwise when the board reboots the SD card can't be read by the
bootloader.

Signed-off-by: Joshua Watt <JPEWhacker@gmail.com>
Link: https://lore.kernel.org/r/20200219204224.34154-1-JPEWhacker@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm/boot/dts/rk3288-tinker.dtsi b/arch/arm/boot/dts/rk3288-tinker.dtsi
index 312582c1bd371786f50961d7624c95aad144ce92..acfaa12ec239e67c6f9aa264d367b7a65847aac7 100644 (file)
--- a/arch/arm/boot/dts/rk3288-tinker.dtsi
+++ b/arch/arm/boot/dts/rk3288-tinker.dtsi
@@ -276,6 +276,7 @@
                        };
 
                        vccio_sd: LDO_REG5 {
+                               regulator-always-on;
                                regulator-boot-on;
                                regulator-min-microvolt = <1800000>;
                                regulator-max-microvolt = <3300000>;