arm64: dts: mt8183-kukui: add scp node

Commit Message

Pi-Hsun Shih Sept. 9, 2020, 8:05 a.m. UTC

Add scp node to mt8183-kukui

Signed-off-by: Pi-Hsun Shih <[e-mail]>
---
 .../arm64/boot/dts/mediatek/mt8183-kukui.dtsi | 30 +++++++++++++++++++
 1 file changed, 30 insertions(+)

Patch

diff --git a/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi b/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
index f0a070535b34..85f7c33ba446 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi
@@ -90,6 +90,18 @@  pp3300_alw: regulator6 {
 		regulator-max-microvolt = <3300000>;
 	};
 
+	reserved_memory: reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		scp_mem_reserved: scp_mem_region {
+			compatible = "shared-dma-pool";
+			reg = <0 0x50000000 0 0x2900000>;
+			no-map;
+		};
+	};
+
 	max98357a: codec0 {
 		compatible = "maxim,max98357a";
 		sdmode-gpios = <&pio 175 0>;
@@ -524,6 +536,13 @@  pins_clk {
 		};
 	};
 
+	scp_pins: scp {
+		pins_scp_uart {
+			pinmux = <PINMUX_GPIO110__FUNC_TP_URXD1_AO>,
+				 <PINMUX_GPIO112__FUNC_TP_UTXD1_AO>;
+		};
+	};
+
 	spi0_pins: spi0 {
 		pins_spi{
 			pinmux = <PINMUX_GPIO85__FUNC_SPI0_MI>,
@@ -651,6 +670,17 @@  pins_wifi_wakeup {
 	};
 };
 
+&scp {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&scp_pins>;
+
+	cros_ec {
+		compatible = "google,cros-ec-rpmsg";
+		mtk,rpmsg-name = "cros-ec-rpmsg";
+	};
+};
+
 &soc_data {
 	status = "okay";
 };