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USB driver for STM32F103 update for USB suspend/resume support.

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NIIBE Yutaka
2017-11-15 17:23:02 +09:00
parent 7257f30636
commit 44273a70fc
3 changed files with 30 additions and 18 deletions
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8
mcu/usb-stm32f103.c
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@@ -1,7 +1,7 @@
/*
* usb-stm32f103.c - USB driver for STM32F103
*
* Copyright (C) 2016 Flying Stone Technology
* Copyright (C) 2016, 2017 Flying Stone Technology
* Author: NIIBE Yutaka <gniibe@fsij.org>
*
* This file is a part of Chopstx, a thread library for embedded.
@@ -29,6 +29,7 @@
#include <stdint.h>
#include <stdlib.h>
#include "mcu/stm32f103.h"
#include "sys-stm32f103.h"
#include "usb_lld.h"
#include "usb_lld_driver.h"
@@ -341,6 +342,11 @@ void usb_lld_init (struct usb_dev *dev, uint8_t feature)
st103_set_istr (0);
st103_set_cntr (CNTR_CTRM | CNTR_OVRM | CNTR_ERRM
| CNTR_WKUPM | CNTR_SUSPM | CNTR_RESETM);
/* Setting of EXTI wakeup interrupt to break sleep mode. */
EXTI->RTSR |= (1 << 18); /* Rising trigger selection */
EXTI->PR |= (1 << 18); /* Clear pending bit */
EXTI->IMR |= (1 << 18); /* Interrupt mask disabled */
}
void usb_lld_prepare_shutdown (void)