feat(boards): Add BDN9 Rev2 board.

* Onboard stm32f072. * 3 possible encoder positions. * Underglow/per-key not yet support.
2020-12-30 15:44:03 -05:00
parent 5072590af5
commit 39490552f2
10 changed files with 259 additions and 0 deletions
--- a/app/boards/arm/bdn9/bdn9_rev2.dts
+++ b/app/boards/arm/bdn9/bdn9_rev2.dts
@@ -0,0 +1,107 @@
+/*
+ * Copyright (c) 2020 The ZMK Contributors
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+/dts-v1/;
+#include <st/f0/stm32f072Xb.dtsi>
+
+/ {
+	model = "Keeb.io BDN9 rev2";
+	compatible = "keebio,bdn9", "st,stm32f072";
+
+	chosen {
+		zephyr,sram = &sram0;
+		zephyr,flash = &flash0;
+		zmk,kscan = &kscan;
+		/* TODO: Enable once the GPIO bitbanging driver supports STM32
+		zmk,underglow = &led_strip;
+		*/
+	};
+	
+	kscan: kscan {
+		compatible = "zmk,kscan-gpio-direct";
+		label = "KSCAN";
+
+		input-gpios
+			= <&gpiob 12 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+			, <&gpiob 5  (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+			, <&gpiob 6  (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+			, <&gpiob 14 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+			, <&gpiob 4  (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+			, <&gpiob 7  (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+			, <&gpioa 3  (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+			, <&gpiof 1  (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+			, <&gpiof 0  (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>
+			;
+	};
+
+	/*
+	led_strip: ws2812 {
+		compatible = "worldsemi,ws2812-gpio";
+		label = "WS2812";
+
+		in-gpios = <&gpiob 15 0>;
+
+		chain-length = <9>;
+	};
+	*/
+
+	left_encoder: encoder_left {
+		compatible = "alps,ec11";
+		label = "LEFT_ENCODER";
+		a-gpios = <&gpioa 4 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>;
+		b-gpios = <&gpioa 8 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>;
+		resolution = <4>;
+		status = "disabled";
+	};
+	mid_encoder: encoder_mid {
+		compatible = "alps,ec11";
+		label = "MID_ENCODER";
+		a-gpios = <&gpioa 9 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>;
+		b-gpios = <&gpioa 10 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>;
+		resolution = <4>;
+		status = "disabled";
+	};
+	right_encoder: encoder_right {
+		compatible = "alps,ec11";
+		label = "RIGHT_ENCODER";
+		a-gpios = <&gpioa 15 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>;
+		b-gpios = <&gpiob 3 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>;
+		resolution = <4>;
+		status = "disabled";
+	};
+
+	sensors: sensors {
+		compatible = "zmk,keymap-sensors";
+		status = "disabled";
+		sensors = <>;
+	};
+};
+
+&usb {
+	status = "okay";
+};
+
+&rtc {
+	status = "okay";
+};
+
+&flash0 {
+	/*
+	 * For more information, see:
+	 * http://docs.zephyrproject.org/latest/guides/dts/index.html#flash-partitions
+	 */
+	partitions {
+		compatible = "fixed-partitions";
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		/* Set 6Kb of storage at the end of the 128Kb of flash */
+		storage_partition: partition@3e800 {
+			label = "storage";
+			reg = <0x0001e800 0x00001800>;
+		};
+	};
+};