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 991883ea023c..bd2d9379dcb5 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-g12a.dtsi
@@ -431,6 +431,33 @@
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
