linux-kernel - [PATCH v3 11/12] arm64: dts: qcom: qrb2210-rb1: Enable CAN bus controller

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Date:   Wed, 29 Nov 2023 15:44:08 +0100
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Rob Clark <robdclark@...il.com>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Sean Paul <sean@...rly.run>, David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Loic Poulain <loic.poulain@...aro.org>,
        Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Georgi Djakov <djakov@...nel.org>,
        Will Deacon <will@...nel.org>,
        Robin Murphy <robin.murphy@....com>,
        Joerg Roedel <joro@...tes.org>,
        Krishna Manikandan <quic_mkrishn@...cinc.com>,
        Robert Marko <robimarko@...il.com>,
        Das Srinagesh <quic_gurus@...cinc.com>,
        cros-qcom-dts-watchers@...omium.org
Cc:     Marijn Suijten <marijn.suijten@...ainline.org>,
        Rob Herring <robh@...nel.org>, linux-arm-msm@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, freedreno@...ts.freedesktop.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-pm@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        iommu@...ts.linux.dev, Konrad Dybcio <konrad.dybcio@...aro.org>
Subject: [PATCH v3 11/12] arm64: dts: qcom: qrb2210-rb1: Enable CAN bus
 controller

Enable the Microchip mcp2518fd hosted on the SPI5 bus.

Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
---
 arch/arm64/boot/dts/qcom/qrb2210-rb1.dts | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts b/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts
index ac6584164058..ac597eb3fe9d 100644
--- a/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts
+++ b/arch/arm64/boot/dts/qcom/qrb2210-rb1.dts
@@ -23,6 +23,14 @@ chosen {
 		stdout-path = "serial0:115200n8";
 	};
 
+	clocks {
+		clk40M: can-clk {
+			compatible = "fixed-clock";
+			clock-frequency = <40000000>;
+			#clock-cells = <0>;
+		};
+	};
+
 	gpio-keys {
 		compatible = "gpio-keys";
 		label = "gpio-keys";
@@ -449,6 +457,20 @@ &sdhc_2 {
 	status = "okay";
 };
 
+&spi5 {
+	status = "okay";
+
+	can@0 {
+		compatible = "microchip,mcp2518fd";
+		reg = <0>;
+		interrupts-extended = <&tlmm 39 IRQ_TYPE_LEVEL_LOW>;
+		clocks = <&clk40M>;
+		spi-max-frequency = <10000000>;
+		vdd-supply = <&vdc_5v>;
+		xceiver-supply = <&vdc_5v>;
+	};
+};
+
 &tlmm {
 	lt9611_rst_pin: lt9611-rst-state {
 		pins = "gpio41";

-- 
2.43.0