Add nanoch32v305

hw/bsp/ch32v30x/boards/nanoch32v305/board.cmake

@@ -0,0 +1,4 @@
+function(update_board TARGET)
+#  target_compile_definitions(${TARGET} PUBLIC
+#    )
+endfunction()

hw/bsp/ch32v30x/boards/nanoch32v305/board.h

@@ -0,0 +1,48 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2023 Ha Thach (tinyusb.org) 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.
+ */
+
+/* metadata:
+   name: nanoCH32V305
+   url: https://github.com/wuxx/nanoCH32V305
+*/
+
+#ifndef BOARD_H_
+#define BOARD_H_
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+#define LED_PORT              GPIOA
+#define LED_PIN               GPIO_Pin_3
+#define LED_STATE_ON          0
+#define LED_CLOCK_EN()        RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC, ENABLE)
+
+// TODO UART port
+
+#ifdef __cplusplus
+ }
+#endif
+
+#endif

hw/bsp/ch32v30x/boards/nanoch32v305/board.mk

@@ -0,0 +1 @@
+LD_FILE = $(FAMILY_PATH)/ch32v307.ld

hw/bsp/ch32v30x/family.c

@@ -122,12 +122,13 @@ void board_init(void) {
   GPIO_Init(LED_PORT, &GPIO_InitStructure);
 
   // Button
+#ifdef BUTTON_PORT
   BUTTON_CLOCK_EN();
   GPIO_InitStructure.GPIO_Pin = BUTTON_PIN;
   GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU;
   GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
   GPIO_Init(BUTTON_PORT, &GPIO_InitStructure);
-
+#endif
   /* Enable interrupts globally */
   __enable_irq();
 
@@ -157,7 +158,11 @@ void board_led_write(bool state) {
 }
 
 uint32_t board_button_read(void) {
+#ifdef BUTTON_PORT
   return BUTTON_STATE_ACTIVE == GPIO_ReadInputDataBit(BUTTON_PORT, BUTTON_PIN);
+#else
+  return false;
+#endif
 }
 
 int board_uart_read(uint8_t* buf, int len) {