On 11/17/20 11:38 AM, Oleksij Rempel wrote:
> Protonic WD3 is a proof of concept platform for tractor e-cockpit applications
>
> Signed-off-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
> ---
> 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 |
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Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
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