linux-kernel - [Patch v2 1/3] arm64: dts: lx2160a: Add flexcan support

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Message-Id: <1611226659-30129-2-git-send-email-kuldeep.singh@nxp.com>
Date:   Thu, 21 Jan 2021 16:27:37 +0530
From:   Kuldeep Singh <kuldeep.singh@....com>
To:     Shawn Guo <shawnguo@...nel.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     linux-arm-kernel@...ts.infradead.org, Li Yang <leoyang.li@....com>,
        Kuldeep Singh <kuldeep.singh@....com>
Subject: [Patch v2 1/3] arm64: dts: lx2160a: Add flexcan support

LX2160A supports two flexcan controllers. Add the support.
Enable support further for LX2160A-RDB/QDS.

Signed-off-by: Kuldeep Singh <kuldeep.singh@....com>
---
 arch/arm64/boot/dts/freescale/fsl-lx2160a-qds.dts |  8 ++++++++
 arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts | 16 +++++++++++++++
 arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi    | 24 +++++++++++++++++++++++
 3 files changed, 48 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a-qds.dts b/arch/arm64/boot/dts/freescale/fsl-lx2160a-qds.dts
index 16ae3b0..d858d9c 100644
--- a/arch/arm64/boot/dts/freescale/fsl-lx2160a-qds.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a-qds.dts
@@ -33,6 +33,14 @@
 	};
 };
 
+&can0 {
+	status = "okay";
+};
+
+&can1 {
+	status = "okay";
+};
+
 &crypto {
 	status = "okay";
 };
diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts b/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
index 6f82759..5dbf274 100644
--- a/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
@@ -89,6 +89,22 @@
 	};
 };
 
+&can0 {
+	status = "okay";
+
+	can-transceiver {
+		max-bitrate = <5000000>;
+	};
+};
+
+&can1 {
+	status = "okay";
+
+	can-transceiver {
+		max-bitrate = <5000000>;
+	};
+};
+
 &esdhc0 {
 	sd-uhs-sdr104;
 	sd-uhs-sdr50;
diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
index 451e443..0551f6f 100644
--- a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
@@ -895,6 +895,30 @@
 			status = "disabled";
 		};
 
+		can0: can@...0000 {
+			compatible = "fsl,lx2160ar1-flexcan";
+			reg = <0x0 0x2180000 0x0 0x10000>;
+			interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clockgen QORIQ_CLK_PLATFORM_PLL
+					    QORIQ_CLK_PLL_DIV(8)>,
+				 <&clockgen QORIQ_CLK_SYSCLK 0>;
+			clock-names = "ipg", "per";
+			fsl,clk-source = <0>;
+			status = "disabled";
+		};
+
+		can1: can@...0000 {
+			compatible = "fsl,lx2160ar1-flexcan";
+			reg = <0x0 0x2190000 0x0 0x10000>;
+			interrupts = <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&clockgen QORIQ_CLK_PLATFORM_PLL
+					    QORIQ_CLK_PLL_DIV(8)>,
+				 <&clockgen QORIQ_CLK_SYSCLK 0>;
+			clock-names = "ipg", "per";
+			fsl,clk-source = <0>;
+			status = "disabled";
+		};
+
 		uart0: serial@...0000 {
 			compatible = "arm,sbsa-uart","arm,pl011";
 			reg = <0x0 0x21c0000 0x0 0x1000>;
-- 
2.7.4