This patch adds the ARM Mali G31 GPU node. Signed-off-by: Neil Armstrong <narmstr...@baylibre.com> --- arch/arm64/boot/dts/amlogic/meson-g12a.dtsi | 27 +++++++++++++++++++++ 1 file changed, 27 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi index ce681aef8d5b..05f0f06f89a5 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi @@ -421,6 +421,33 @@ snps,quirk-frame-length-adjustment; }; }; + + mali: gpu@ffe40000 { + compatible = "amlogic,meson-g12a-mali", "arm,mali-bifrost"; + reg = <0x0 0xffe40000 0x0 0x40000>; + interrupt-parent = <&gic>; + interrupts = <GIC_SPI 160 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 161 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 162 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "gpu", "mmu", "job"; + clocks = <&clkc CLKID_MALI>; + resets = <&reset RESET_DVALIN_CAPB3>, <&reset RESET_DVALIN>; + + /* + * Mali clocking is provided by two identical clock paths + * MALI_0 and MALI_1 muxed to a single clock by a glitch + * free mux to safely change frequency while running. + */ + assigned-clocks = <&clkc CLKID_MALI_0_SEL>, + <&clkc CLKID_MALI_0>, + <&clkc CLKID_MALI>; /* Glitch free mux */ + assigned-clock-parents = <&clkc CLKID_FCLK_DIV2P5>, + <0>, /* Do Nothing */ + <&clkc CLKID_MALI_0>; + assigned-clock-rates = <0>, /* Do Nothing */ + <800000000>, + <0>; /* Do Nothing */ + }; }; timer { -- 2.20.1