2020-10-27 06:33:07 +01:00

89 lines
2.7 KiB
C

/* SPDX-License-Identifier: BSD-2-Clause */
/*
* Copyright (C) 2020 embedded brains GmbH (http://www.embedded-brains.de)
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <machine/rtems-bsd-kernel-space.h>
#include <bsp.h>
#ifdef LIBBSP_ARM_STM32H7_BSP_H
#include <sys/cdefs.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/bus.h>
#include <sys/condvar.h>
#include <dev/usb/usb.h>
#include <dev/usb/usbdi.h>
#include <dev/usb/usb_core.h>
#include <dev/usb/usb_busdma.h>
#include <dev/usb/usb_process.h>
#include <dev/usb/usb_util.h>
#include <dev/usb/usb_controller.h>
#include <dev/usb/usb_bus.h>
#include <dev/usb/controller/dwc_otg.h>
#include <stm32h7/hal.h>
static const stm32h7_gpio_config dwc_otg_pins_dm_dp = {
.regs = GPIOA,
.config = {
.Pin = GPIO_PIN_11 | GPIO_PIN_12,
.Mode = GPIO_MODE_AF_PP,
.Pull = GPIO_NOPULL,
.Speed = GPIO_SPEED_FREQ_VERY_HIGH,
.Alternate = GPIO_AF10_OTG2_FS
}
};
static const stm32h7_gpio_config dwc_otg_pin_id = {
.regs = GPIOA,
.config = {
.Pin = GPIO_PIN_10,
.Mode = GPIO_MODE_AF_OD,
.Pull = GPIO_PULLUP,
.Alternate = GPIO_AF10_OTG2_FS
}
};
void
dwc_otg_platform_init(struct dwc_otg_softc *sc)
{
(void)sc;
stm32h7_gpio_init(&dwc_otg_pins_dm_dp);
stm32h7_gpio_init(&dwc_otg_pin_id);
stm32h7_clk_enable(STM32H7_MODULE_USB2_OTG);
stm32h7_clk_low_power_disable(STM32H7_MODULE_USB2_OTG_ULPI);
HAL_PWREx_EnableUSBVoltageDetector();
}
#endif /* LIBBSP_ARM_STM32H7_BSP_H */