16.06.2020 16:51, Thierry Reding пишет:
> From: Thierry Reding <treding@xxxxxxxxxx>
>
> The instantiation of gr2d in Tegra114 is not backwards-compatible with
> the version found on earlier chips. Remove the misleading compatible
> string.
>
> Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
> ---
> arch/arm/boot/dts/tegra114.dtsi | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/boot/dts/tegra114.dtsi b/arch/arm/boot/dts/tegra114.dtsi
> index a0ac9ea9ec9d..d583dfba688f 100644
> --- a/arch/arm/boot/dts/tegra114.dtsi
> +++ b/arch/arm/boot/dts/tegra114.dtsi
> @@ -35,7 +35,7 @@ host1x@50000000 {
> ranges = <0x54000000 0x54000000 0x01000000>;
>
> gr2d@54140000 {
> - compatible = "nvidia,tegra114-gr2d", "nvidia,tegra20-gr2d";
> + compatible = "nvidia,tegra114-gr2d";
> reg = <0x54140000 0x00040000>;
> interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>;
> clocks = <&tegra_car TEGRA114_CLK_GR2D>;
>
Could you please explain what's the difference? AFAIK, the 2D HW is
identical on T20/30/114.
