linux-kernel - [Patch v3 15/15] arm64: dts: fsd: Add MFC related DT enteries

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Date:   Tue, 11 Oct 2022 17:55:16 +0530
From:   aakarsh jain <aakarsh.jain@...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,
        linux-fsd@...la.com, smitha.t@...sung.com, aakarsh.jain@...sung.com
Subject: [Patch v3 15/15] arm64: dts: fsd: Add MFC related DT enteries

From: Smitha T Murthy <smitha.t@...sung.com>

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>
Signed-off-by: Aakarsh Jain <aakarsh.jain@...sung.com>
---
 arch/arm64/boot/dts/tesla/fsd.dtsi | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/arch/arm64/boot/dts/tesla/fsd.dtsi b/arch/arm64/boot/dts/tesla/fsd.dtsi
index f35bc5a288c2..b2f7345d2cba 100644
--- a/arch/arm64/boot/dts/tesla/fsd.dtsi
+++ b/arch/arm64/boot/dts/tesla/fsd.dtsi
@@ -340,6 +340,18 @@
 		#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>;
@@ -832,6 +844,15 @@
 			clock-names = "fin_pll", "mct";
 		};
 
+		mfc: mfc@...80000 {
+			compatible = "tesla,fsd-mfc";
+			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>;
+		};
+
 		ufs: ufs@...20000 {
 			compatible = "tesla,fsd-ufs";
 			reg = <0x0 0x15120000 0x0 0x200>,  /* 0: HCI standard */
-- 
2.17.1