From: Thierry Reding <treding@xxxxxxxxxx> Both display controllers can drive both DSI and both SOR outputs on Tegra210. Describe this in device tree so that the operating system doesn't have to guess. Signed-off-by: Thierry Reding <treding@xxxxxxxxxx> --- arch/arm64/boot/dts/nvidia/tegra210.dtsi | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi b/arch/arm64/boot/dts/nvidia/tegra210.dtsi index 829f786af133..27d4e3f134ca 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra210.dtsi @@ -194,6 +194,7 @@ dc@54200000 { iommus = <&mc TEGRA_SWGROUP_DC>; + nvidia,outputs = <&dsia &dsib &sor0 &sor1>; nvidia,head = <0>; }; @@ -208,10 +209,11 @@ dc@54240000 { iommus = <&mc TEGRA_SWGROUP_DCB>; + nvidia,outputs = <&dsia &dsib &sor0 &sor1>; nvidia,head = <1>; }; - dsi@54300000 { + dsia: dsi@54300000 { compatible = "nvidia,tegra210-dsi"; reg = <0x0 0x54300000 0x0 0x00040000>; clocks = <&tegra_car TEGRA210_CLK_DSIA>, @@ -248,7 +250,7 @@ nvjpg@54380000 { status = "disabled"; }; - dsi@54400000 { + dsib: dsi@54400000 { compatible = "nvidia,tegra210-dsi"; reg = <0x0 0x54400000 0x0 0x00040000>; clocks = <&tegra_car TEGRA210_CLK_DSIB>, @@ -284,7 +286,7 @@ tsec@54500000 { status = "disabled"; }; - sor@54540000 { + sor0: sor@54540000 { compatible = "nvidia,tegra210-sor"; reg = <0x0 0x54540000 0x0 0x00040000>; interrupts = <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>; @@ -304,7 +306,7 @@ sor@54540000 { status = "disabled"; }; - sor@54580000 { + sor1: sor@54580000 { compatible = "nvidia,tegra210-sor1"; reg = <0x0 0x54580000 0x0 0x00040000>; interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>; -- 2.27.0