Thread (6 messages) flat view 6 messages, 2 authors, 2020-11-17

Re: [PATCH v3 3/3] ARM: dts: add Protonic WD3 board

From: Marc Kleine-Budde <mkl@pengutronix.de>
Date: 2020-11-17 10:45:53
Also in: linux-devicetree, lkml

On 11/17/20 11:38 AM, Oleksij Rempel wrote:
quoted hunk ↗ jump to hunk
Protonic WD3 is a proof of concept platform for tractor e-cockpit applications

Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
---
 arch/arm/boot/dts/Makefile          |   1 +
 arch/arm/boot/dts/imx6qp-prtwd3.dts | 552 ++++++++++++++++++++++++++++
 2 files changed, 553 insertions(+)
 create mode 100644 arch/arm/boot/dts/imx6qp-prtwd3.dts
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 3c17387752c0..a2197907bc4f 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -587,6 +587,7 @@ dtb-$(CONFIG_SOC_IMX6Q) += \
 	imx6qp-nitrogen6_max.dtb \
 	imx6qp-nitrogen6_som2.dtb \
 	imx6qp-phytec-mira-rdk-nand.dtb \
+	imx6qp-prtwd3.dtb \
 	imx6qp-sabreauto.dtb \
 	imx6qp-sabresd.dtb \
 	imx6qp-tx6qp-8037.dtb \
diff --git a/arch/arm/boot/dts/imx6qp-prtwd3.dts b/arch/arm/boot/dts/imx6qp-prtwd3.dts
new file mode 100644
index 000000000000..a93aa3776db6
--- /dev/null
+++ b/arch/arm/boot/dts/imx6qp-prtwd3.dts
@@ -0,0 +1,552 @@
[...]
+	clock_mcp251xfd: clock-mcp251x {
                         clock-mcp251xfd
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <20000000>;
+	};
[...]
+&ecspi3 {
+	cs-gpios = <&gpio4 24 GPIO_ACTIVE_HIGH>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_ecspi3>;
+	status = "okay";
+
+	can@0 {
+		compatible = "microchip,mcp251xfd";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_can2>;
+		reg = <0>;
+		clocks = <&clock_mcp251xfd>;
+		spi-max-frequency = <5000000>;
Usually make spi-max-frequency clock/2, so 10MHz.
+		interrupts-extended = <&gpio4 25 IRQ_TYPE_EDGE_FALLING>;
Please make it IRQ_TYPE_LEVEL_LOW.
+	};
+};
Marc

-- 
Pengutronix e.K.                 | Marc Kleine-Budde           |
Embedded Linux                   | https://www.pengutronix.de  |
Vertretung West/Dortmund         | Phone: +49-231-2826-924     |
Amtsgericht Hildesheim, HRA 2686 | Fax:   +49-5121-206917-5555 |
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