[PATCH v20 4/4] arm64: dts: mt8183: add scp node
From: Pi-Hsun Shih
Date: Mon Oct 14 2019 - 03:58:43 EST
From: Eddie Huang <eddie.huang@xxxxxxxxxxxx>
Add scp node to mt8183 and mt8183-evb
Signed-off-by: Erin Lo <erin.lo@xxxxxxxxxxxx>
Signed-off-by: Pi-Hsun Shih <pihsun@xxxxxxxxxxxx>
Signed-off-by: Eddie Huang <eddie.huang@xxxxxxxxxxxx>
---
Changes from v19 ... v14:
- No change.
Changes from v13:
- Change the size of the cfg register region.
Changes from v12 ... v10:
- No change.
Changes from v9:
- Remove extra reserve-memory-vpu_share node.
Changes from v8:
- New patch.
---
arch/arm64/boot/dts/mediatek/mt8183-evb.dts | 11 +++++++++++
arch/arm64/boot/dts/mediatek/mt8183.dtsi | 12 ++++++++++++
2 files changed, 23 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8183-evb.dts b/arch/arm64/boot/dts/mediatek/mt8183-evb.dts
index 1fb195c683c3..ddb7a7ac9655 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183-evb.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8183-evb.dts
@@ -24,6 +24,17 @@ memory@40000000 {
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.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
index 97f84aa9fc6e..3dd1b76bbaf5 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
@@ -269,6 +269,18 @@ clocks = <&topckgen CLK_TOP_MUX_PMICSPI>,
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";
+ };
+
auxadc: auxadc@11001000 {
compatible = "mediatek,mt8183-auxadc",
"mediatek,mt8173-auxadc";
--
2.23.0.700.g56cf767bdb-goog