drop board_* in bsp c file

move hw/cmsis to hw/mcu/nordic since only nrf uses it.

hw/bsp/stm32f303disco/stm32f303disco.c

@@ -0,0 +1,138 @@
+/* 
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2019 Ha Thach (tinyusb.org)
+ *
+ * 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.
+ *
+ * This file is part of the TinyUSB stack.
+ */
+
+#include "../board.h"
+
+#include "stm32f3xx.h"
+#include "stm32f3xx_hal_conf.h"
+
+#define LED_PORT  GPIOE
+#define LED_PIN   GPIO_PIN_9
+
+void board_init(void)
+{
+  #if CFG_TUSB_OS  == OPT_OS_NONE
+  // 1ms tick timer
+  SysTick_Config(SystemCoreClock / 1000);
+  #endif
+
+  /* Configure the system clock to 72 MHz */
+  RCC_ClkInitTypeDef RCC_ClkInitStruct;
+  RCC_OscInitTypeDef RCC_OscInitStruct;
+
+  /* Enable HSE Oscillator and activate PLL with HSE as source */
+  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
+  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
+  RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
+  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
+  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
+  RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9;
+  HAL_RCC_OscConfig(&RCC_OscInitStruct);
+
+  /* Select PLL as system clock source and configure the HCLK, PCLK1 and PCLK2
+     clocks dividers */
+  RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2);
+  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
+  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
+  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
+  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
+  (void) HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2);
+
+  // Notify runtime of frequency change.
+  SystemCoreClockUpdate();
+
+  /* -1- Enable GPIO Clock (to be able to program the configuration registers) */
+  __HAL_RCC_GPIOE_CLK_ENABLE();
+
+  /* -2- Configure PE.8 to PE.15 IOs in output push-pull mode to drive external LEDs */
+  GPIO_InitTypeDef  GPIO_InitStruct;
+  GPIO_InitStruct.Pin = LED_PIN;
+  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
+  GPIO_InitStruct.Pull = GPIO_PULLUP;
+  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
+  HAL_GPIO_Init(LED_PORT, &GPIO_InitStruct);
+
+  board_led_write(false);
+
+#if 0
+  RCC->AHB2ENR |= RCC_AHB2ENR_OTGFSEN;
+
+  // USB Pin Init
+  // PA9- VUSB, PA10- ID, PA11- DM, PA12- DP
+  // PC0- Power on
+  RCC->AHB1ENR |= RCC_AHB1ENR_GPIOAEN;
+  GPIOA->MODER |= GPIO_MODER_MODE9_1 | GPIO_MODER_MODE10_1 | \
+    GPIO_MODER_MODE11_1 | GPIO_MODER_MODE12_1;
+  GPIOA->AFR[1] |= (10 << GPIO_AFRH_AFSEL9_Pos) | \
+    (10 << GPIO_AFRH_AFSEL10_Pos) | (10 << GPIO_AFRH_AFSEL11_Pos) | \
+    (10 << GPIO_AFRH_AFSEL12_Pos);
+
+  // Pullup required on ID, despite the manual claiming there's an
+  // internal pullup already (page 1245, Rev 17)
+  GPIOA->PUPDR |= GPIO_PUPDR_PUPD10_0;
+#endif
+}
+
+//--------------------------------------------------------------------+
+// Board porting API
+//--------------------------------------------------------------------+
+
+void board_led_write(bool state)
+{
+  HAL_GPIO_WritePin(LED_PORT, LED_PIN, state);
+}
+
+uint32_t board_button_read(void)
+{
+  // TODO implement
+  return 0;
+}
+
+#if CFG_TUSB_OS  == OPT_OS_NONE
+volatile uint32_t system_ticks = 0;
+
+void SysTick_Handler (void)
+{
+  system_ticks++;
+}
+
+uint32_t board_millis(void)
+{
+  return system_ticks;
+}
+#endif
+
+void HardFault_Handler (void)
+{
+  asm("bkpt");
+}
+
+// Required by __libc_init_array in startup code if we are compiling using
+// -nostdlib/-nostartfiles.
+void _init(void)
+{
+
+}