[PATCH v4 12/12] arm64: dts: mediatek: mt8195: Add SCP 2nd core

Tinghan Shen tinghan.shen at mediatek.com
Wed Feb 8 23:40:21 PST 2023


Rewrite the MT8195 SCP device node as a cluster and
add the SCP 2nd core in it.

Since the SCP device node is changed to multi-core structure,
enable SCP cluster to enable probing SCP core 0.

Signed-off-by: Tinghan Shen <tinghan.shen at mediatek.com>
---
 .../boot/dts/mediatek/mt8195-cherry.dtsi      |  4 +++
 arch/arm64/boot/dts/mediatek/mt8195.dtsi      | 30 ++++++++++++++-----
 2 files changed, 27 insertions(+), 7 deletions(-)

diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
index 56749cfe7c33..4f9bc7581adb 100644
--- a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi
@@ -933,6 +933,10 @@
 	interrupts-extended = <&pio 222 IRQ_TYPE_LEVEL_HIGH>;
 };
 
+&scp_cluster {
+	status = "okay";
+};
+
 &scp {
 	status = "okay";
 
diff --git a/arch/arm64/boot/dts/mediatek/mt8195.dtsi b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
index 8f1264d5290b..87e49f5fb7b3 100644
--- a/arch/arm64/boot/dts/mediatek/mt8195.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
@@ -826,14 +826,30 @@
 			clocks = <&infracfg_ao CLK_INFRA_AO_GCE2>;
 		};
 
-		scp: scp at 10500000 {
-			compatible = "mediatek,mt8195-scp";
-			reg = <0 0x10500000 0 0x100000>,
-			      <0 0x10720000 0 0xe0000>,
-			      <0 0x10700000 0 0x8000>;
-			reg-names = "sram", "cfg", "l1tcm";
-			interrupts = <GIC_SPI 462 IRQ_TYPE_LEVEL_HIGH 0>;
+		scp_cluster: scp at 10500000 {
+			compatible = "mediatek,mt8195-scp-dual";
+			reg = <0 0x10720000 0 0xe0000>, <0 0x10700000 0 0x8000>;
+			reg-names = "cfg", "l1tcm";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges = <0 0 0x10500000 0x100000>;
 			status = "disabled";
+
+			scp: scp at 0 {
+				compatible = "mediatek,scp-core";
+				reg = <0x0 0xa0000>;
+				reg-names = "sram";
+				interrupts = <GIC_SPI 462 IRQ_TYPE_LEVEL_HIGH 0>;
+				status = "disabled";
+			};
+
+			scp_c1: scp at a0000 {
+				compatible = "mediatek,scp-core";
+				reg = <0xa0000 0x20000>;
+				reg-names = "sram";
+				interrupts = <GIC_SPI 463 IRQ_TYPE_LEVEL_HIGH 0>;
+				status = "disabled";
+			};
 		};
 
 		scp_adsp: clock-controller at 10720000 {
-- 
2.18.0




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