fix(boards): Move ARM clock config to DTS.

app/boards/arm/bdn9/bdn9_rev2.dts

@@ -6,6 +6,7 @@
 
 /dts-v1/;
 #include <st/f0/stm32f072Xb.dtsi>
+#include <st/f0/stm32f072c(8-b)tx-pinctrl.dtsi>
 #include <dt-bindings/led/led.h>
 
 / {
@@ -82,8 +83,28 @@
 	};
 };
 
+&clk_hsi {
+	status = "okay";
+};
+
+&pll {
+	status = "okay";
+	prediv = <1>;
+	mul = <6>;
+	clocks = <&clk_hsi>;
+};
+
+&rcc {
+	clocks = <&pll>;
+	clock-frequency = <DT_FREQ_M(48)>;
+	ahb-prescaler = <1>;
+	apb1-prescaler = <1>;
+};
+
 &usb {
 	status = "okay";
+	pinctrl-0 = <&usb_dm_pa11 &usb_dp_pa12>;
+	pinctrl-names = "default";
 	cdc_acm_uart: cdc_acm_uart {
 		compatible = "zephyr,cdc-acm-uart";
 		label = "CDC_ACM_0";
@@ -105,7 +126,7 @@
 		#size-cells = <1>;
 
 		/* Set 6Kb of storage at the end of the 128Kb of flash */
-		storage_partition: partition@3e800 {
+		storage_partition: partition@1e800 {
 			label = "storage";
 			reg = <0x0001e800 0x00001800>;
 		};

app/boards/arm/bdn9/bdn9_rev2_defconfig

@@ -11,11 +11,11 @@ CONFIG_FPU=y
 # enable GPIO
 CONFIG_GPIO=y
 
-# Needed for matrix to properly work
+# Enable pinctrl
-CONFIG_ZMK_KSCAN_DIRECT_POLLING=y
+CONFIG_PINCTRL=y
 
-# Enable pinmux
+# Poll to avoid interrupt overlap issues
-CONFIG_PINMUX=y
+CONFIG_ZMK_KSCAN_DIRECT_POLLING=y
 
 # Needed to reduce this to size that will fit on F072
 CONFIG_HEAP_MEM_POOL_SIZE=1024
@@ -23,13 +23,3 @@ CONFIG_HEAP_MEM_POOL_SIZE=1024
 # clock configuration
 CONFIG_CLOCK_CONTROL=y
 
-# Clock configuration for Cube Clock control driver
-CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL=y
-# use HSI as PLL input
-CONFIG_CLOCK_STM32_PLL_SRC_HSI=y
-# produce 72MHz clock at PLL output
-CONFIG_CLOCK_STM32_PLL_PREDIV=1
-CONFIG_CLOCK_STM32_PLL_MULTIPLIER=12
-CONFIG_CLOCK_STM32_AHB_PRESCALER=1
-CONFIG_CLOCK_STM32_APB1_PRESCALER=2
-CONFIG_CLOCK_STM32_APB2_PRESCALER=1

app/boards/arm/ferris/ferris_rev02.dts

@@ -99,6 +99,7 @@
 
 &i2c2 {
 	pinctrl-0 = <&i2c2_scl_pb10 &i2c2_sda_pb11>;
+	pinctrl-names = "default";
 	status = "okay";
 	clock-frequency = <I2C_BITRATE_FAST>;
 
@@ -117,6 +118,25 @@
 	status = "okay";
 };
 
+&clk_hsi {
+	status = "okay";
+};
+
+&pll {
+	prediv = <1>;
+	mul = <6>;
+	clocks = <&clk_hsi>;
+	status = "okay";
+};
+
+&rcc {
+	clocks = <&pll>;
+	clock-frequency = <DT_FREQ_M(48)>;
+	ahb-prescaler = <1>;
+	apb1-prescaler = <1>;
+};
+
+
 &rtc {
 	status = "okay";
 	cdc_acm_uart: cdc_acm_uart {

app/boards/arm/ferris/ferris_rev02_defconfig

@@ -7,7 +7,7 @@ CONFIG_SOC_STM32F072XB=y
 CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=48000000
 
 # enable PINMUX
-CONFIG_PINMUX=y
+CONFIG_PINCTRL=y
 
 # enable GPIO
 CONFIG_GPIO=y
@@ -31,13 +31,3 @@ CONFIG_HEAP_MEM_POOL_SIZE=1024
 # clock configuration
 CONFIG_CLOCK_CONTROL=y
 
-# Clock configuration for Cube Clock control driver
-CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL=y
-# use HSI as PLL input
-CONFIG_CLOCK_STM32_PLL_SRC_HSI=y
-# produce 48MHz clock at PLL output
-# CONFIG_CLOCK_STM32_PLL_PREDIV=1
-CONFIG_CLOCK_STM32_PLL_MULTIPLIER=6
-CONFIG_CLOCK_STM32_AHB_PRESCALER=1
-CONFIG_CLOCK_STM32_APB1_PRESCALER=1
-# CONFIG_CLOCK_STM32_APB2_PRESCALER=1

app/boards/arm/planck/planck_rev6.dts

@@ -1,11 +1,12 @@
 /*
- * Copyright (c) 2017 I-SENSE group of ICCS
+ * Copyright (c) 2020 The ZMK Contributors
  *
  * SPDX-License-Identifier: MIT
  */
 
 /dts-v1/;
 #include <st/f3/stm32f303Xc.dtsi>
+#include <st/f3/stm32f303c(b-c)tx-pinctrl.dtsi>
 #include <dt-bindings/zmk/matrix_transform.h>
 
 / {
@@ -83,6 +84,8 @@ layout_2x2u_transform:
 };
 
 &usb {
+	pinctrl-0 = <&usb_dm_pa11 &usb_dp_pa12>;
+	pinctrl-names = "default";
 	status = "okay";
 	cdc_acm_uart: cdc_acm_uart {
 		compatible = "zephyr,cdc-acm-uart";
@@ -90,6 +93,26 @@ layout_2x2u_transform:
 	};
 };
 
+&clk_hse {
+	status = "okay";
+	clock-frequency = <DT_FREQ_M(8)>;
+};
+
+&pll {
+	prediv = <1>;
+	mul = <9>;
+	clocks = <&clk_hse>;
+	status = "okay";
+};
+
+&rcc {
+	clocks = <&pll>;
+	clock-frequency = <DT_FREQ_M(72)>;
+	ahb-prescaler = <1>;
+	apb1-prescaler = <2>;
+	apb2-prescaler = <1>;
+};
+
 &flash0 {
 	/*
 	 * For more information, see:

app/boards/arm/planck/planck_rev6_defconfig

@@ -8,21 +8,10 @@ CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=72000000
 
 # enable pinmux
 CONFIG_PINMUX=y
+CONFIG_PINCTRL=y
 
 # enable GPIO
 CONFIG_GPIO=y
 
 # clock configuration
 CONFIG_CLOCK_CONTROL=y
-
-# Clock configuration for Cube Clock control driver
-CONFIG_CLOCK_STM32_HSE_CLOCK=8000000
-CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL=y
-# use HSE as PLL input
-CONFIG_CLOCK_STM32_PLL_SRC_HSE=y
-# produce 72MHz clock at PLL output
-CONFIG_CLOCK_STM32_PLL_PREDIV=1
-CONFIG_CLOCK_STM32_PLL_MULTIPLIER=9
-CONFIG_CLOCK_STM32_AHB_PRESCALER=1
-CONFIG_CLOCK_STM32_APB1_PRESCALER=2
-CONFIG_CLOCK_STM32_APB2_PRESCALER=1

app/boards/arm/proton_c/proton_c.dts

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020 Pete Johanson
+ * Copyright (c) 2020 The ZMK Contributors
  *
  * SPDX-License-Identifier: MIT
  */
@@ -16,6 +16,11 @@
 	chosen {
 		zephyr,sram = &sram0;
 		zephyr,flash = &flash0;
+		zephyr,console = &cdc_acm_uart0;
+	};
+
+	aliases {
+		led0 = &led;
 	};
 
 	leds {
@@ -29,18 +34,47 @@
 
 &usart1 {
 	pinctrl-0 = <&usart1_tx_pa9 &usart1_rx_pa10>;
+	pinctrl-names = "default";
 };
 
 &spi2 {
 	pinctrl-0 = <&spi2_sck_pb13 &spi2_miso_pb14 &spi2_mosi_pb15>;
+	pinctrl-names = "default";
 };
 
 &i2c1 {
 	pinctrl-0 = <&i2c1_scl_pb6 &i2c1_sda_pb7>;
+	pinctrl-names = "default";
+};
+
+&clk_hse {
+	status = "okay";
+	clock-frequency = <DT_FREQ_M(8)>;
+};
+
+&pll {
+	prediv = <1>;
+	mul = <9>;
+	clocks = <&clk_hse>;
+	status = "okay";
+};
+
+&rcc {
+	clocks = <&pll>;
+	clock-frequency = <DT_FREQ_M(72)>;
+	ahb-prescaler = <1>;
+	apb1-prescaler = <2>;
+	apb2-prescaler = <1>;
 };
 
 &usb {
+	pinctrl-0 = <&usb_dm_pa11 &usb_dp_pa12>;
+	pinctrl-names = "default";
 	status = "okay";
+	cdc_acm_uart0: cdc_acm_uart0 {
+		compatible = "zephyr,cdc-acm-uart";
+		label = "CDC_ACM_0";
+	};
 };
 
 &rtc {

app/boards/arm/proton_c/proton_c_defconfig

@@ -8,8 +8,8 @@ CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=72000000
 # Floating Point Options
 CONFIG_FPU=y
 
-# enable pinmux
+# enable pinctrl
-CONFIG_PINMUX=y
+CONFIG_PINCTRL=y
 
 # enable GPIO
 CONFIG_GPIO=y
@@ -17,14 +17,3 @@ CONFIG_GPIO=y
 # clock configuration
 CONFIG_CLOCK_CONTROL=y
 
-# Clock configuration for Cube Clock control driver
-CONFIG_CLOCK_STM32_HSE_CLOCK=8000000
-CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL=y
-# use HSE as PLL input
-CONFIG_CLOCK_STM32_PLL_SRC_HSE=y
-# produce 72MHz clock at PLL output
-CONFIG_CLOCK_STM32_PLL_PREDIV=1
-CONFIG_CLOCK_STM32_PLL_MULTIPLIER=9
-CONFIG_CLOCK_STM32_AHB_PRESCALER=1
-CONFIG_CLOCK_STM32_APB1_PRESCALER=2
-CONFIG_CLOCK_STM32_APB2_PRESCALER=1