Thread (12 messages) 12 messages, 5 authors, 2020-09-10

Re: [PATCH v21 4/4] arm64: dts: mt8183: add scp node

From: Matthias Brugger <matthias.bgg@gmail.com>
Date: 2020-08-27 10:14:17
Also in: linux-devicetree, linux-mediatek, lkml


On 12/11/2019 12:03, Pi-Hsun Shih wrote:
From: Eddie Huang <eddie.huang@mediatek.com>

Add scp node to mt8183 and mt8183-evb

Signed-off-by: Erin Lo <redacted>
Signed-off-by: Pi-Hsun Shih <redacted>
Signed-off-by: Eddie Huang <eddie.huang@mediatek.com>
Sorry I somehow oversaw this. Next time please don't doubt to ping me.

Bjorn, do I understand correctly that you don't send emails to the list 
informing of the inclusion of a patch/series in your tree?

Anyway applied now to v5.9-next/dts64 :)

Thanks!
quoted hunk ↗ jump to hunk
---
Changes from v20 ... 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 10b32471bc7b..e582f5e6691d 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
@@ -269,6 +269,18 @@ pwrap: pwrap@1000d000 {
  			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";
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