boards: arm: phyboard_polis: configure spi and can

Configures ECSPI devices in devicetree including connected
mcp2518 (CAN FD).
Configures pinctrl for board.
Enables spi support in board files.

Signed-off-by: Peter Fecher <[email protected]>

Author: pefech

boards/phytec/mimx8mm_phyboard_polis/mimx8mm_phyboard_polis-pinctrl.dtsi

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2022 PHYTEC Messtechnik GmbH
+ * Copyright (c) 2022-2024 PHYTEC Messtechnik GmbH
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -46,4 +46,43 @@
 			drive-strength = "x6";
 		};
 	};
+
+	ecspi1_default: ecspi1_default {
+		group1 {
+			pinmux = <&iomuxc_ecspi1_miso_ecspi_miso_ecspi1_miso>,
+					 <&iomuxc_ecspi1_mosi_ecspi_mosi_ecspi1_mosi>,
+					 <&iomuxc_ecspi1_sclk_ecspi_sclk_ecspi1_sclk>;
+			slew-rate = "fast";
+			drive-strength = "x6";
+		};
+		group2 {
+			pinmux = <&iomuxc_ecspi1_ss0_gpio_io_gpio5_io09>;
+			slew-rate = "fast";
+			drive-strength = "x6";
+			bias-pull-up;
+		};
+		group3 {
+			pinmux = <&iomuxc_sd2_wp_gpio_io_gpio2_io20>;
+			slew-rate = "fast";
+			drive-strength = "x6";
+			bias-pull-up;
+		};
+	};
+
+	ecspi2_default: ecspi2_default {
+		group1 {
+			pinmux = <&iomuxc_ecspi2_miso_ecspi_miso_ecspi2_miso>,
+					 <&iomuxc_ecspi2_mosi_ecspi_mosi_ecspi2_mosi>,
+					 <&iomuxc_ecspi2_sclk_ecspi_sclk_ecspi2_sclk>;
+			slew-rate = "fast";
+			drive-strength = "x6";
+			bias-pull-up;
+		};
+		group2 {
+			pinmux = <&iomuxc_ecspi2_ss0_gpio_io_gpio5_io13>;
+			slew-rate = "fast";
+			drive-strength = "x6";
+			bias-pull-up;
+		};
+	};
 };

boards/phytec/mimx8mm_phyboard_polis/mimx8mm_phyboard_polis_mimx8mm6_m4.dts

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2022 PHYTEC Messtechnik GmbH
+ * Copyright (c) 2022-2024 PHYTEC Messtechnik GmbH
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -26,6 +26,7 @@
 		zephyr,sram = &tcmu_sys;
 		zephyr,console = &uart4;
 		zephyr,shell-uart = &uart4;
+		zephyr,canbus = &mcp2518;
 	};
 
 	leds {
@@ -46,6 +47,37 @@
 
 };
 
+&ecspi1 {
+	status = "disabled";
+	pinctrl-0 = <&ecspi1_default>;
+	pinctrl-names = "default";
+	/* first cs is for on board MCP2518, the second for SPI on expansion header */
+	cs-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>,
+				<&gpio2 20 GPIO_ACTIVE_LOW>;
+
+	/* CAN FD */
+	mcp2518: mcp2518@0 {
+		compatible = "microchip,mcp251xfd";
+		reg = <0>;
+		spi-max-frequency = <20000000>;
+		int-gpios = <&gpio1 8 GPIO_ACTIVE_LOW>;
+		supply-gpios = <&gpio1 9 GPIO_ACTIVE_LOW>;
+		osc-freq = <40000000>;
+		status = "disabled";
+	};
+};
+
+/*
+ * TPM Module TI SLB9670
+ * Currently there is no driver for the used module
+ */
+&ecspi2 {
+	status = "disabled";
+	pinctrl-0 = <&ecspi2_default>;
+	pinctrl-names = "default";
+	cs-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>;
+};
+
 /* RS232 / RS485 pinheader on the board */
 &uart1 {
 	status = "disabled";

boards/phytec/mimx8mm_phyboard_polis/mimx8mm_phyboard_polis_mimx8mm6_m4.yaml

@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2020 PHYTEC Messtechnik GmbH
+# Copyright (c) 2020-2024 PHYTEC Messtechnik GmbH
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -18,4 +18,9 @@ testing:
   ignore_tags:
     - net
     - bluetooth
+supported:
+  - uart
+  - spi
+  - gpio
+  - can
 vendor: nxp