rockchip

rk3308b-amp.dtsi

@@ -0,0 +1,60 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2023 Rockchip Electronics Co., Ltd.
+ */
+
+#include <dt-bindings/soc/rockchip-amp.h>
+
+/ {
+	rockchip_amp: rockchip-amp {
+		compatible = "rockchip,amp";
+		clocks = <&cru SCLK_UART1>, <&cru PCLK_UART1>,
+			<&cru PCLK_TIMER>, <&cru SCLK_TIMER4>, <&cru SCLK_TIMER5>;
+
+		pinctrl-names = "default";
+		pinctrl-0 = <&uart1_xfer>;
+		status = "okay";
+		amp-cpu-aff-maskbits = /bits/ 64 <0x0 0x1 0x1 0x2 0x2 0x4 0x3 0x8>;
+		amp-irqs = /bits/ 64 <GIC_AMP_IRQ_CFG_ROUTE(51, 0xd0, CPU_GET_AFFINITY(3, 0))
+				      GIC_AMP_IRQ_CFG_ROUTE(132, 0xd0, CPU_GET_AFFINITY(3, 0))>;
+	};
+
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		/* remote amp core address */
+		amp_reserved: amp@2e00000 {
+			reg = <0x0 0x2e00000 0x0 0x1200000>;
+			no-map;
+		};
+
+		rpmsg_reserved: rpmsg@7c00000 {
+			reg = <0x0 0x07c00000 0x0 0x400000>;
+			no-map;
+		};
+
+		rpmsg_dma_reserved: rpmsg-dma@8000000 {
+			compatible = "shared-dma-pool";
+			reg = <0x0 0x08000000 0x0 0x100000>;
+			no-map;
+		};
+	};
+
+	rpmsg: rpmsg@7c00000 {
+		compatible = "rockchip,rpmsg-softirq";
+		interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 107 IRQ_TYPE_LEVEL_HIGH>;
+		rockchip,vdev-nums = <1>;
+		rockchip,link-id = <0x03>;
+		reg = <0x0 0x7c00000 0x0 0x20000>;
+		memory-region = <&rpmsg_dma_reserved>;
+
+		status = "okay";
+	};
+};
+
+&cpu3 {
+	status = "disabled";
+};