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authorEddie Huang <eddie.huang@mediatek.com>2019-11-12 14:03:27 +0300
committerMatthias Brugger <matthias.bgg@gmail.com>2020-09-10 13:50:17 +0300
commit1652dbf7363a6c3e9a3ea96da550f6003fa8e01f (patch)
tree3a1fa62a088c1877cf0a9e29cba630f128151345
parent9d955478a89b4a1ff4e7442216f2822dee8fde73 (diff)
downloadlinux-1652dbf7363a6c3e9a3ea96da550f6003fa8e01f.tar.xz
arm64: dts: mt8183: add scp node
Add scp node to mt8183 and mt8183-evb Signed-off-by: Erin Lo <erin.lo@mediatek.com> Signed-off-by: Pi-Hsun Shih <pihsun@chromium.org> Signed-off-by: Eddie Huang <eddie.huang@mediatek.com> Link: https://lore.kernel.org/r/20191112110330.179649-5-pihsun@chromium.org Link: https://lore.kernel.org/r/20200909081422.2412795-1-pihsun@chromium.org [mb: squashed both patches] Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
-rw-r--r--arch/arm64/boot/dts/mediatek/mt8183-evb.dts11
-rw-r--r--arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi30
-rw-r--r--arch/arm64/boot/dts/mediatek/mt8183.dtsi12
3 files changed, 53 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/mediatek/mt8183-evb.dts b/arch/arm64/boot/dts/mediatek/mt8183-evb.dts
index ae405bd8f06b..cba2d8933e79 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183-evb.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8183-evb.dts
@@ -25,6 +25,17 @@
chosen {
stdout-path = "serial0:921600n8";
};
+
+ 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;
+ };
+ };
};
&auxadc {
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 @@
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 @@
};
};
+ 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 @@
};
};
+&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";
};
diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
index 102105871db2..f9b60e3d085c 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
@@ -339,6 +339,18 @@
clock-names = "spi", "wrap";
};
+ scp: scp@10500000 {
+ compatible = "mediatek,mt8183-scp";
+ reg = <0 0x10500000 0 0x80000>,
+ <0 0x105c0000 0 0x19080>;
+ reg-names = "sram", "cfg";
+ interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&infracfg CLK_INFRA_SCPSYS>;
+ clock-names = "main";
+ memory-region = <&scp_mem_reserved>;
+ status = "disabled";
+ };
+
systimer: timer@10017000 {
compatible = "mediatek,mt8183-timer",
"mediatek,mt6765-timer";