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Merge pull request #234 from hathach/stm32f4-blackpill

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move VBUS sense out of dcd_synosys to bsp
This commit is contained in:
Ha Thach
2019-12-12 10:00:17 +07:00
committed by GitHub
parent fc7f6f0e1e 96a9eca6a0
commit 0b540fa55d
10 changed files with 136 additions and 71 deletions
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18
hw/bsp/stm32f407disco/stm32f407disco.c
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@@ -37,6 +37,14 @@
#define BUTTON_PIN GPIO_PIN_0
#define BUTTON_STATE_ACTIVE 1
// enable all LED, Button, Uart, USB clock
static void all_rcc_clk_enable(void)
{
__HAL_RCC_GPIOA_CLK_ENABLE(); // USB D+, D-, Button
__HAL_RCC_GPIOD_CLK_ENABLE(); // LED
}
/**
* @brief System Clock Configuration
* The system Clock is configured as follow :
@@ -102,14 +110,12 @@ void board_init(void)
#endif
SystemClock_Config();
// Notify runtime of frequency change.
SystemCoreClockUpdate();
all_rcc_clk_enable();
GPIO_InitTypeDef GPIO_InitStruct;
// LED
__HAL_RCC_GPIOD_CLK_ENABLE();
GPIO_InitStruct.Pin = LED_PIN;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_PULLUP;
@@ -119,7 +125,6 @@ void board_init(void)
board_led_write(false);
// Button
__HAL_RCC_GPIOA_CLK_ENABLE();
GPIO_InitStruct.Pin = BUTTON_PIN;
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = GPIO_PULLDOWN;
@@ -129,7 +134,6 @@ void board_init(void)
// USB Pin Init
// PA9- VUSB, PA10- ID, PA11- DM, PA12- DP
/* Configure DM DP Pins */
__HAL_RCC_GPIOA_CLK_ENABLE();
GPIO_InitStruct.Pin = GPIO_PIN_11 | GPIO_PIN_12;
GPIO_InitStruct.Speed = GPIO_SPEED_HIGH;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
@@ -153,6 +157,10 @@ void board_init(void)
// Enable USB OTG clock
__HAL_RCC_USB_OTG_FS_CLK_ENABLE();
// Enable VBUS sense (B device) via pin PA9
USB_OTG_FS->GCCFG &= ~USB_OTG_GCCFG_NOVBUSSENS;
USB_OTG_FS->GCCFG |= USB_OTG_GCCFG_VBUSBSEN;
}
//--------------------------------------------------------------------+