linux-kernel - [PATCH 19/20] arm64: dts: fsd: Add MFC related DT enteries

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Date:   Tue, 17 May 2022 18:25:47 +0530
From:   Smitha T Murthy <smitha.t@...sung.com>
To:     linux-arm-kernel@...ts.infradead.org, linux-media@...r.kernel.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Cc:     m.szyprowski@...sung.com, andrzej.hajda@...el.com,
        mchehab@...nel.org, hverkuil-cisco@...all.nl,
        ezequiel@...guardiasur.com.ar, jernej.skrabec@...il.com,
        benjamin.gaignard@...labora.com, stanimir.varbanov@...aro.org,
        dillon.minfei@...il.com, david.plowman@...pberrypi.com,
        mark.rutland@....com, robh+dt@...nel.org, krzk+dt@...nel.org,
        andi@...zian.org, alim.akhtar@...sung.com,
        aswani.reddy@...sung.com, pankaj.dubey@...sung.com,
        Smitha T Murthy <smitha.t@...sung.com>, linux-fsd@...la.com
Subject: [PATCH 19/20] arm64: dts: fsd: Add MFC related DT enteries

Add MFC DT node and reserve memory node for MFC usage.

Cc: linux-fsd@...la.com
Signed-off-by: Smitha T Murthy <smitha.t@...sung.com>
---
 arch/arm64/boot/dts/tesla/fsd-evb.dts |  8 ++++++++
 arch/arm64/boot/dts/tesla/fsd.dtsi    | 22 ++++++++++++++++++++++
 2 files changed, 30 insertions(+)

diff --git a/arch/arm64/boot/dts/tesla/fsd-evb.dts b/arch/arm64/boot/dts/tesla/fsd-evb.dts
index 5af560c1b5e6..36f6b013ce99 100644
--- a/arch/arm64/boot/dts/tesla/fsd-evb.dts
+++ b/arch/arm64/boot/dts/tesla/fsd-evb.dts
@@ -37,3 +37,11 @@
 &serial_0 {
 	status = "okay";
 };
+
+&clock_mfc {
+	status = "okay";
+};
+
+&mfc_0 {
+	status = "okay";
+};
diff --git a/arch/arm64/boot/dts/tesla/fsd.dtsi b/arch/arm64/boot/dts/tesla/fsd.dtsi
index 9a652abcbcac..434ae75421d8 100644
--- a/arch/arm64/boot/dts/tesla/fsd.dtsi
+++ b/arch/arm64/boot/dts/tesla/fsd.dtsi
@@ -249,6 +249,18 @@
 		#clock-cells = <0>;
 	};
 
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		mfc_left: region@...00000 {
+			compatible = "shared-dma-pool";
+			no-map;
+			reg = <0 0x84000000 0 0x8000000>;
+		};
+	};
+
 	soc: soc@0 {
 		compatible = "simple-bus";
 		#address-cells = <2>;
@@ -748,6 +760,16 @@
 			clocks = <&fin_pll>, <&clock_imem IMEM_MCT_PCLK>;
 			clock-names = "fin_pll", "mct";
 		};
+
+		mfc_0: mfc0@...80000 {
+			compatible = "samsung,mfc-v12";
+			reg = <0x0 0x12880000 0x0 0x10000>;
+			interrupts = <GIC_SPI 137 IRQ_TYPE_LEVEL_HIGH>;
+			clock-names = "mfc";
+			clocks = <&clock_mfc MFC_MFC_IPCLKPORT_ACLK>;
+			memory-region = <&mfc_left>;
+			status = "disabled";
+		};
 	};
 };
 
-- 
2.17.1