On Fri, Jun 14, 2019 at 5:57 PM Joseph Kogut <joseph.kogut@xxxxxxxxx> wrote:
>
> Add device tree node for mali gpu on Odroid XU3 SoCs.
>
> Signed-off-by: Joseph Kogut <joseph.kogut@xxxxxxxxx>
> ---
>
> Changes v1 -> v2:
> - Use interrupt name ordering from binding doc
> - Specify a single clock for GPU node
> - Add gpu opp table
> - Fix warnings from IRQ_TYPE_NONE
>
> .../boot/dts/exynos5422-odroidxu3-common.dtsi | 26 +++++++++++++++++++
> 1 file changed, 26 insertions(+)
>
> diff --git a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
> index 93a48f2dda49..b8a4246e3b37 100644
> --- a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
> +++ b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
> @@ -48,6 +48,32 @@
> cooling-levels = <0 130 170 230>;
> };
>
> + gpu: gpu@11800000 {
> + compatible = "samsung,exynos-mali", "arm,mali-t628";
> + reg = <0x11800000 0x5000>;
> + interrupts = <GIC_SPI 219 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
> + interrupt-names = "job", "mmu", "gpu";
> + clocks = <&clock CLK_G3D>;
> + mali-supply = <&buck4_reg>;
> + operating-points-v2 = <&gpu_opp_table>;
> + };
> +
> + gpu_opp_table: gpu-opp-table {
Not really a new problem in this file, but you are mixing nodes with
and without an address and really the gpu node should be under a
simple-bus node.
If the OPP is only for the GPU, I'd make it a child of the gpu node instead.
> + compatible = "operating-points-v2";
> +
> + opp-177000000 {
> + opp-hz = /bits/ 64 <117000000>;
> + opp-microvolt = <812500>;
> + };
> +
> + opp-600000000 {
> + opp-hz = /bits/ 64 <600000000>;
> + opp-microvolt = <1150000>;
> + };
> + };
> +
> thermal-zones {
> cpu0_thermal: cpu0-thermal {
> thermal-sensors = <&tmu_cpu0 0>;
> --
> 2.22.0
>
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