From 2cda380102ff195b6f206660344bf59e47b72e3d Mon Sep 17 00:00:00 2001 From: Frank Wunderlich Date: Mon, 6 Jun 2022 19:07:59 +0200 Subject: [PATCH] arm64: dts: rockchip: set display regulators to always-on on BPI-R2-Pro The gpu power supply needs to stay always on until the issues with power- domains not being regulator aware is resolved. Otherwise we run into issues where the gpu-regulator gets shut down and we start getting mmu faults. Signed-off-by: Frank Wunderlich Link: https://lore.kernel.org/r/20220606170803.478082-2-linux@fw-web.de Signed-off-by: Heiko Stuebner --- arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts b/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts index f7339f42d3dd4..01f9cddba237a 100644 --- a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts +++ b/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts @@ -215,6 +215,7 @@ vdd_gpu: DCDC_REG2 { regulator-name = "vdd_gpu"; + regulator-always-on; regulator-init-microvolt = <900000>; regulator-initial-mode = <0x2>; regulator-min-microvolt = <500000>; @@ -264,6 +265,7 @@ vdda0v9_image: LDO_REG1 { regulator-name = "vdda0v9_image"; + regulator-always-on; regulator-min-microvolt = <900000>; regulator-max-microvolt = <900000>; @@ -359,6 +361,7 @@ vcca1v8_image: LDO_REG9 { regulator-name = "vcca1v8_image"; + regulator-always-on; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; -- 2.30.2