[PATCH v1 17/25] arm64: dts: colibri-imx8x: eval: Add spi-to-can
Philippe Schenker
dev at pschenker.ch
Wed Mar 8 04:52:51 PST 2023
From: Philippe Schenker <philippe.schenker at toradex.com>
Add mcp2515 spi-to-can to &lpspi2.
Signed-off-by: Philippe Schenker <philippe.schenker at toradex.com>
---
.../dts/freescale/imx8x-colibri-eval-v3.dtsi | 19 +++++++++++++++++++
1 file changed, 19 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 625d2caaf5d1..e7e3cf462408 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-fixed {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <16000000>;
+ };
+
gpio-keys {
compatible = "gpio-keys";
pinctrl-names = "default";
@@ -44,6 +51,18 @@ rtc_i2c: rtc at 68 {
/* Colibri SPI */
&lpspi2 {
status = "okay";
+
+ mcp2515: can at 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>;
+ status = "okay";
+ };
};
/* Colibri UART_B */
--
2.39.2
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