From 579f52f680b5693def943a8c7c9204228e1ad2f6 Mon Sep 17 00:00:00 2001 From: Joshua Watt Date: Wed, 19 Feb 2020 14:42:20 -0600 Subject: [PATCH] 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 Link: https://lore.kernel.org/r/20200219204224.34154-1-JPEWhacker@gmail.com Signed-off-by: Heiko Stuebner --- arch/arm/boot/dts/rk3288-tinker.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/rk3288-tinker.dtsi b/arch/arm/boot/dts/rk3288-tinker.dtsi index 312582c..acfaa12 100644 --- 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>; -- 2.7.4