add butterfly receiver p2

Author: kounocom

src/boards/slimenrf_receiver_butterfly_proto2/board.h

@@ -0,0 +1,71 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2018 Ha Thach for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#ifndef _SLIMENRF_RECEIVER_BUTTERFLY_PROTO2_BOARD_H
+#define _SLIMENRF_RECEIVER_BUTTERFLY_PROTO2_BOARD_H
+
+#define _PINNUM(port, pin)    ((port)*32 + (pin))
+
+/*------------------------------------------------------------------*/
+/* DC/DC -- These are here for my own sanity. Do not enable or your shit will be fucked
+ *------------------------------------------------------------------*/
+
+#define ENABLE_DCDC_1         0
+#define ENABLE_DCDC_0         0
+
+/*------------------------------------------------------------------*/
+/* LED
+ *------------------------------------------------------------------*/
+#define LEDS_NUMBER           1 // there is no LED actually
+#define LED_PRIMARY_PIN       _PINNUM(0, 3)
+#define LED_STATE_ON          0
+
+/*------------------------------------------------------------------*/
+/* BUTTON
+ *------------------------------------------------------------------*/
+#define BUTTONS_NUMBER        2
+#define BUTTON_1              _PINNUM(0, 17) 
+#define BUTTON_2              _PINNUM(0, 18) // unusable: RESET
+#define BUTTON_PULL           NRF_GPIO_PIN_PULLUP
+
+//--------------------------------------------------------------------+
+// BLE OTA
+//--------------------------------------------------------------------+
+#define BLEDIS_MANUFACTURER   "Nighty Industries"
+#define BLEDIS_MODEL          "SlimeVR NRF Receiver P2"
+
+//--------------------------------------------------------------------+
+// USB
+//--------------------------------------------------------------------+
+#define USB_DESC_VID           0x1209
+#define USB_DESC_UF2_PID       0x7693
+#define USB_DESC_CDC_ONLY_PID  0x7693
+
+//------------- UF2 -------------//
+#define UF2_PRODUCT_NAME      "SlimeVR NRF Receiver P2"
+#define UF2_VOLUME_LABEL      "SLIMENRF"
+#define UF2_BOARD_ID          "slimevr-receiver-p2"
+#define UF2_INDEX_URL         "https://www.adafruit.com/product/4062" // TODO change later
+
+#endif

src/boards/slimenrf_receiver_butterfly_proto2/board.mk

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+MCU_SUB_VARIANT = nrf52833
+SD_VERSION = 7.3.0

src/boards/slimenrf_receiver_butterfly_proto2/pinconfig.c

@@ -0,0 +1,19 @@
+#include "boards.h"
+#include "uf2/configkeys.h"
+
+__attribute__((used, section(".bootloaderConfig")))
+const uint32_t bootloaderConfig[] =
+{
+  /* CF2 START */
+  CFG_MAGIC0, CFG_MAGIC1,                       // magic
+  5, 100,                                       // used entries, total entries
+
+  204, 0x80000,                                 // FLASH_BYTES
+  205, 0x20000,                                 // RAM_BYTES
+  208, (USB_DESC_VID << 16) | USB_DESC_UF2_PID, // BOOTLOADER_BOARD_ID = USB VID+PID, used for verification when updating bootloader via uf2
+  209, 0x621e937a,                              // UF2_FAMILY = 0x621e937a
+  210, 0x20,                                    // PINS_PORT_SIZE = PA_32
+
+  0, 0, 0, 0, 0, 0, 0, 0
+  /* CF2 END */
+};