[PATCH v2 15/23] arm64: dts: colibri-imx8x: eval: Add spi-to-can

Philippe Schenker
2023-03-14T10:27:07Z

Add mcp2515 spi-to-can to &lpspi2.

Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com>

---

Changes in v2:
- Change clock-16mhz-fixed to clock-16mhz
- Remove status="okay"

.../dts/freescale/imx8x-colibri-eval-v3.dtsi | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8x-colibri-eval-v3.dtsi b/arch/arm64/boot/dts/freescale/imx8x-colibri-eval-v3.dtsi
index 68e34516961a..14d479b50656 100644
--- a/arch/arm64/boot/dts/freescale/imx8x-colibri-eval-v3.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8x-colibri-eval-v3.dtsi
@@ -11,6 +11,13 @@ aliases {
rtc1 = &rtc;
};

+ /* fixed crystal dedicated to mcp25xx */
+ clk16m: clock-16mhz {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <16000000>;
+ };
+
gpio-keys {
compatible = "gpio-keys";
pinctrl-names = "default";
@@ -39,6 +46,17 @@ rtc_i2c: rtc@68 {
/* Colibri SPI */
&lpspi2 {
status = "okay";
+
+ mcp2515: can@0 {
+ compatible = "microchip,mcp2515";
+ reg = <0>;
+ interrupt-parent = <&lsio_gpio3>;
+ interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
+ pinctrl-0 = <&pinctrl_can_int>;
+ pinctrl-names = "default";
+ clocks = <&clk16m>;
+ spi-max-frequency = <10000000>;
+ };
};

/* Colibri UART_B */
--
2.39.2