usb.c

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/* SPDX-License-Identifier: GPL-2.0-only */
 
/*
 * This file is created based on MT8186 Functional Specification
 * Chapter number: 5.5
 */
 
#include <device/mmio.h>
#include <gpio.h>
#include <soc/gpio.h>
#include <soc/usb.h>
 
#define PERI_USB_WAKEUP_DEC_CON1        0x404
#define PERI_U3_WAKE_CTRL0              0x420
 
void mtk_usb_prepare(void)
{
        gpio_output(GPIO(USB_DRVVBUS_P1), 1);
 
        /* disable IP0 debounce */
        write32p(PERICFG_BASE + PERI_U3_WAKE_CTRL0, 0);
        /* disable IP1 debounce */
        write32p(PERICFG_BASE + PERI_USB_WAKEUP_DEC_CON1, 0);
}