soc: kinetis: full pinctrl enablement for Kinetis boards

boards/arm/frdm_k22f/CMakeLists.txt

@@ -3,8 +3,3 @@
 #
 # SPDX-License-Identifier: Apache-2.0
 #
-
-if(CONFIG_PINMUX_MCUX)
-  zephyr_library()
-  zephyr_library_sources(pinmux.c)
-endif()

boards/arm/frdm_k22f/frdm_k22f_defconfig

@@ -13,7 +13,6 @@ CONFIG_UART_CONSOLE=y
 CONFIG_SERIAL=y
 CONFIG_CORTEX_M_SYSTICK=y
 CONFIG_GPIO=y
-CONFIG_PINMUX=y
 CONFIG_PINCTRL=y
 CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=72000000
 CONFIG_OSC_LOW_POWER=y

boards/arm/frdm_k64f/CMakeLists.txt

@@ -1,6 +1 @@
 # SPDX-License-Identifier: Apache-2.0
-
-if(CONFIG_PINMUX_MCUX)
-  zephyr_library()
-  zephyr_library_sources(pinmux.c)
-endif()

boards/arm/frdm_k64f/frdm_k64f-pinctrl.dtsi

@@ -1,6 +1,6 @@
 /*
- * NOTE: Autogenerated file by kinetis_signal2dts.py
- *       for MK64FN1M0VLL12/signal_configuration.xml
+ * NOTE: Autogenerated file by kinetis_cfg_utils.py
+ * for MK64FN1M0VLL12/signal_configuration.xml
  *
  * Copyright (c) 2022, NXP
  * SPDX-License-Identifier: Apache-2.0
@@ -10,21 +10,33 @@
 #include <nxp/kinetis/MK64FN1M0VLL12-pinctrl.h>
 
 &pinctrl {
-	enet_default: enet_default {
+	adc0_default: adc0_default {
 		group0 {
-			pinmux = <RMII0_RXER_PTA5>;
-			drive-strength = "high";
+			pinmux = <ADC0_SE14_PTC0>;
+			drive-strength = "low";
 			slew-rate = "fast";
 		};
-		group1 {
+	};
+
+	adc1_default: adc1_default {
+		group0 {
+			pinmux = <ADC1_SE14_PTB10>;
+			drive-strength = "low";
+			slew-rate = "fast";
+		};
+	};
+
+	enet_default: enet_default {
+		group0 {
 			pinmux = <RMII0_MDIO_PTB0>;
 			drive-strength = "low";
 			drive-open-drain;
 			bias-pull-up;
 			slew-rate = "fast";
 		};
-		group2 {
-			pinmux = <RMII0_RXD1_PTA12>,
+		group1 {
+			pinmux = <RMII0_RXER_PTA5>,
+				<RMII0_RXD1_PTA12>,
 				<RMII0_RXD0_PTA13>,
 				<RMII0_CRS_DV_PTA14>,
 				<RMII0_TXEN_PTA15>,
@@ -77,6 +89,7 @@
 		};
 	};
 
+	/* PTC16 and PTC17 conflict with uart3 pins */
 	ptp_default: ptp_default {
 		group0 {
 			pinmux = <ENET0_1588_TMR0_PTC16>,
@@ -87,6 +100,7 @@
 		};
 	};
 
+	/* pins conflict with uart2 */
 	spi0_default: spi0_default {
 		group0 {
 			pinmux = <SPI0_PCS0_PTD0>,
@@ -107,6 +121,7 @@
 		};
 	};
 
+	/* pins conflict with spi0 */
 	uart2_default: uart2_default {
 		group0 {
 			pinmux = <UART2_CTS_b_PTD1>,
@@ -118,6 +133,7 @@
 		};
 	};
 
+	/* PTC16 and PTC17 conflict with PTP timer pins */
 	uart3_default: uart3_default {
 		group0 {
 			pinmux = <UART3_RX_PTC16>,

boards/arm/frdm_k64f/frdm_k64f.dts

@@ -106,10 +106,14 @@ arduino_serial: &uart3 {
 
 &adc0 {
 	status = "okay";
+	pinctrl-0 = <&adc0_default>;
+	pinctrl-names = "default";
 };
 
 &adc1 {
 	status = "okay";
+	pinctrl-0 = <&adc1_default>;
+	pinctrl-names = "default";
 };
 
 &temp1 {

boards/arm/frdm_k64f/frdm_k64f_defconfig

@@ -8,7 +8,6 @@ CONFIG_SERIAL=y
 CONFIG_CORTEX_M_SYSTICK=y
 CONFIG_GPIO=y
 CONFIG_PINCTRL=y
-CONFIG_PINMUX=y
 CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=120000000
 CONFIG_OSC_EXTERNAL=y
 

boards/arm/frdm_k82f/CMakeLists.txt

@@ -1,6 +1 @@
 # SPDX-License-Identifier: Apache-2.0
-
-if(CONFIG_PINMUX_MCUX)
-  zephyr_library()
-  zephyr_library_sources(pinmux.c)
-endif()

boards/arm/frdm_k82f/frdm_k82f_defconfig

@@ -7,7 +7,6 @@ CONFIG_SERIAL=y
 CONFIG_CONSOLE=y
 CONFIG_UART_CONSOLE=y
 CONFIG_UART_INTERRUPT_DRIVEN=y
-CONFIG_PINMUX=y
 CONFIG_PINCTRL=y
 CONFIG_GPIO=y
 CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=120000000