linux-kernel - [PATCH v4 7/7] ARM64: mt8183: Add support of APU to mt8183

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Date:   Fri,  4 Mar 2022 17:15:14 +0100
From:   Alexandre Bailon <abailon@...libre.com>
To:     ohad@...ery.com, bjorn.andersson@...aro.org,
        mathieu.poirier@...aro.org, robh+dt@...nel.or
Cc:     matthias.bgg@...il.com, linux-remoteproc@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        stephane.leprovost@...iatek.com, khilman@...libre.com,
        Alexandre Bailon <abailon@...libre.com>
Subject: [PATCH v4 7/7] ARM64: mt8183: Add support of APU to mt8183

This adds the support of APU to mt8183.

Signed-off-by: Alexandre Bailon <abailon@...libre.com>
---
 .../boot/dts/mediatek/mt8183-pumpkin.dts      | 50 +++++++++++++++++++
 arch/arm64/boot/dts/mediatek/mt8183.dtsi      | 40 +++++++++++++++
 2 files changed, 90 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8183-pumpkin.dts b/arch/arm64/boot/dts/mediatek/mt8183-pumpkin.dts
index ee912825cfc6..155c89c998d3 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183-pumpkin.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8183-pumpkin.dts
@@ -37,6 +37,42 @@ scp_mem_reserved: scp_mem_region@...00000 {
 			reg = <0 0x50000000 0 0x2900000>;
 			no-map;
 		};
+
+		vdev0buffer: vdev0buffer@...00000 {
+			compatible = "shared-dma-pool";
+			reg = <0 0x52900000 0 0x4000>;
+			no-map;
+		};
+
+		vdev0vring0: vdev0vring0@...04000 {
+			compatible = "shared-dma-pool";
+			reg = <0 0x52904000 0 0x2000>;
+			no-map;
+		};
+
+		vdev0vring1: vdev0vring1@...06000 {
+			compatible = "shared-dma-pool";
+			reg = <0 0x52906000 0 0x2000>;
+			no-map;
+		};
+
+		vdev1buffer: vdev1buffer@...08000 {
+			compatible = "shared-dma-pool";
+			reg = <0 0x52908000 0 0x4000>;
+			no-map;
+		};
+
+		vdev1vring0: vdev1vring0@...0C000 {
+			compatible = "shared-dma-pool";
+			reg = <0 0x5290C000 0 0x2000>;
+			no-map;
+		};
+
+		vdev1vring1: vdev1vring1@...0E000 {
+			compatible = "shared-dma-pool";
+			reg = <0 0x5290E000 0 0x2000>;
+			no-map;
+		};
 	};
 
 	leds {
@@ -381,3 +417,17 @@ &scp {
 &dsi0 {
 	status = "disabled";
 };
+
+&apu0 {
+	memory-region = <&vdev0buffer>, <&vdev0vring0>, <&vdev0vring1>;
+	memory-region-names = "vdev0buffer", "vdev0vring0", "vdev0vring1";
+	memory-region-da = <0x6fff8000>, <0x6fffc000>, <0x6fffe000>;
+	status = "okay";
+};
+
+&apu1 {
+	memory-region = <&vdev1buffer>, <&vdev1vring0>, <&vdev1vring1>;
+	memory-region-names = "vdev1buffer", "vdev1vring0", "vdev1vring1";
+	memory-region-da = <0x6fff0000>, <0x6fff4000>, <0x6fff6000>;
+	status = "okay";
+};
diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
index ba4584faca5a..cb02f57e000d 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
@@ -1542,12 +1542,52 @@ ipu_adl: syscon@...10000 {
 			#clock-cells = <1>;
 		};
 
+		apu0: apu@...9100000 {
+			compatible = "mediatek,mt8183-apu";
+			reg = <0 0x19180000 0 0x14000>;
+			interrupts = <GIC_SPI 292 IRQ_TYPE_LEVEL_LOW>;
+
+			iommus = <&iommu M4U_PORT_IMG_IPUO>,
+				 <&iommu M4U_PORT_IMG_IPU3O>,
+				 <&iommu M4U_PORT_IMG_IPUI>;
+
+			clocks = <&ipu_core0 CLK_IPU_CORE0_AXI>,
+				 <&ipu_core0 CLK_IPU_CORE0_IPU>,
+				 <&ipu_core0 CLK_IPU_CORE0_JTAG>;
+
+			clock-names = "axi", "ipu", "jtag";
+
+			power-domains = <&spm MT8183_POWER_DOMAIN_VPU_CORE0>;
+
+			status = "disabled";
+		};
+
 		ipu_core0: syscon@...80000 {
 			compatible = "mediatek,mt8183-ipu_core0", "syscon";
 			reg = <0 0x19180000 0 0x1000>;
 			#clock-cells = <1>;
 		};
 
+		apu1: apu@...00000 {
+			compatible = "mediatek,mt8183-apu";
+			reg = <0 0x19280000 0 0x14000>;
+			interrupts = <GIC_SPI 293 IRQ_TYPE_LEVEL_LOW>;
+
+			iommus = <&iommu M4U_PORT_CAM_IPUO>,
+				 <&iommu M4U_PORT_CAM_IPU2O>,
+				 <&iommu M4U_PORT_CAM_IPU3O>;
+
+			clocks = <&ipu_core0 CLK_IPU_CORE1_AXI>,
+				 <&ipu_core0 CLK_IPU_CORE1_IPU>,
+				 <&ipu_core0 CLK_IPU_CORE1_JTAG>;
+
+			clock-names = "axi", "ipu", "jtag";
+
+			power-domains = <&spm MT8183_POWER_DOMAIN_VPU_CORE1>;
+
+			status = "disabled";
+		};
+
 		ipu_core1: syscon@...80000 {
 			compatible = "mediatek,mt8183-ipu_core1", "syscon";
 			reg = <0 0x19280000 0 0x1000>;
-- 
2.34.1