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Message-Id: <20230208104527.118929-15-angelogioacchino.delregno@collabora.com>
Date: Wed, 8 Feb 2023 11:45:25 +0100
From: AngeloGioacchino Del Regno
<angelogioacchino.delregno@...labora.com>
To: matthias.bgg@...il.com
Cc: robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
angelogioacchino.delregno@...labora.com,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
linux-mediatek@...ts.infradead.org, wenst@...omium.org
Subject: [PATCH 14/16] arm64: dts: mt8195: Add panfrost node for Mali-G57 Valhall Natt GPU
Add GPU support through panfrost for the Mali-G57 GPU on MT8195
with its OPP table but keep it in disabled state.
This is expected to be enabled only on boards which make use of
the GPU.
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
---
arch/arm64/boot/dts/mediatek/mt8195.dtsi | 90 ++++++++++++++++++++++++
1 file changed, 90 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8195.dtsi b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
index d116830d6af3..0e4ee7713c30 100644
--- a/arch/arm64/boot/dts/mediatek/mt8195.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
@@ -333,6 +333,76 @@ performance: performance-controller@...c10 {
#performance-domain-cells = <1>;
};
+ gpu_opp_table: opp-table-gpu {
+ compatible = "operating-points-v2";
+ opp-shared;
+
+ opp-390000000 {
+ opp-hz = /bits/ 64 <390000000>;
+ opp-microvolt = <625000>;
+ };
+ opp-410000000 {
+ opp-hz = /bits/ 64 <410000000>;
+ opp-microvolt = <631250>;
+ };
+ opp-431000000 {
+ opp-hz = /bits/ 64 <431000000>;
+ opp-microvolt = <631250>;
+ };
+ opp-473000000 {
+ opp-hz = /bits/ 64 <473000000>;
+ opp-microvolt = <637500>;
+ };
+ opp-515000000 {
+ opp-hz = /bits/ 64 <515000000>;
+ opp-microvolt = <637500>;
+ };
+ opp-556000000 {
+ opp-hz = /bits/ 64 <556000000>;
+ opp-microvolt = <643750>;
+ };
+ opp-598000000 {
+ opp-hz = /bits/ 64 <598000000>;
+ opp-microvolt = <650000>;
+ };
+ opp-640000000 {
+ opp-hz = /bits/ 64 <640000000>;
+ opp-microvolt = <650000>;
+ };
+ opp-670000000 {
+ opp-hz = /bits/ 64 <670000000>;
+ opp-microvolt = <662500>;
+ };
+ opp-700000000 {
+ opp-hz = /bits/ 64 <700000000>;
+ opp-microvolt = <675000>;
+ };
+ opp-730000000 {
+ opp-hz = /bits/ 64 <730000000>;
+ opp-microvolt = <687500>;
+ };
+ opp-760000000 {
+ opp-hz = /bits/ 64 <760000000>;
+ opp-microvolt = <700000>;
+ };
+ opp-790000000 {
+ opp-hz = /bits/ 64 <790000000>;
+ opp-microvolt = <712500>;
+ };
+ opp-820000000 {
+ opp-hz = /bits/ 64 <820000000>;
+ opp-microvolt = <725000>;
+ };
+ opp-850000000 {
+ opp-hz = /bits/ 64 <850000000>;
+ opp-microvolt = <737500>;
+ };
+ opp-880000000 {
+ opp-hz = /bits/ 64 <880000000>;
+ opp-microvolt = <750000>;
+ };
+ };
+
pmu-a55 {
compatible = "arm,cortex-a55-pmu";
interrupt-parent = <&gic>;
@@ -1790,6 +1860,26 @@ ufsphy: ufs-phy@...a0000 {
status = "disabled";
};
+ gpu: gpu@...00000 {
+ compatible = "mediatek,mt8195-mali", "mediatek,mt8192-mali",
+ "arm,mali-valhall-jm";
+ reg = <0 0x13000000 0 0x4000>;
+
+ clocks = <&mfgcfg CLK_MFG_BG3D>;
+ interrupts = <GIC_SPI 397 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 396 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 395 IRQ_TYPE_LEVEL_HIGH 0>;
+ interrupt-names = "job", "mmu", "gpu";
+ operating-points-v2 = <&gpu_opp_table>;
+ power-domains = <&spm MT8195_POWER_DOMAIN_MFG2>,
+ <&spm MT8195_POWER_DOMAIN_MFG3>,
+ <&spm MT8195_POWER_DOMAIN_MFG4>,
+ <&spm MT8195_POWER_DOMAIN_MFG5>,
+ <&spm MT8195_POWER_DOMAIN_MFG6>;
+ power-domain-names = "core0", "core1", "core2", "core3", "core4";
+ status = "disabled";
+ };
+
mfgcfg: clock-controller@...bf000 {
compatible = "mediatek,mt8195-mfgcfg";
reg = <0 0x13fbf000 0 0x1000>;
--
2.39.1
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