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/*
* SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include "sdkconfig.h"
#include "esp_idf_version.h"
#include "esp_intr_alloc.h"
#include "esp_private/usb_phy.h"
#include "soc/periph_defs.h"
#include "usbd_core.h"
#include "usbh_core.h"
#ifdef CONFIG_IDF_TARGET_ESP32S2
#define DEFAULT_CPU_FREQ_MHZ CONFIG_ESP32S2_DEFAULT_CPU_FREQ_MHZ
#elif CONFIG_IDF_TARGET_ESP32S3
#define DEFAULT_CPU_FREQ_MHZ CONFIG_ESP32S3_DEFAULT_CPU_FREQ_MHZ
#else
#define DEFAULT_CPU_FREQ_MHZ 160
#endif
uint32_t SystemCoreClock = (DEFAULT_CPU_FREQ_MHZ * 1000 * 1000);
static usb_phy_handle_t s_phy_handle = NULL;
static intr_handle_t s_interrupt_handle = NULL;
static void usb_dc_interrupt_cb(void *arg_pv)
{
extern void USBD_IRQHandler(uint8_t busid);
USBD_IRQHandler(0);
}
void usb_dc_low_level_init(void)
{
usb_phy_config_t phy_config = {
.controller = USB_PHY_CTRL_OTG,
.otg_mode = USB_OTG_MODE_DEVICE,
.target = USB_PHY_TARGET_INT,
};
esp_err_t ret = usb_new_phy(&phy_config, &s_phy_handle);
if (ret != ESP_OK) {
USB_LOG_ERR("USB Phy Init Failed!\r\n");
return;
}
// TODO: Check when to enable interrupt
ret = esp_intr_alloc(ETS_USB_INTR_SOURCE, ESP_INTR_FLAG_LEVEL2, usb_dc_interrupt_cb, 0, &s_interrupt_handle);
if (ret != ESP_OK) {
USB_LOG_ERR("USB Interrupt Init Failed!\r\n");
return;
}
USB_LOG_INFO("cherryusb, version: 0x%06x\r\n", CHERRYUSB_VERSION);
}
void usb_dc_low_level_deinit(void)
{
if (s_interrupt_handle) {
esp_intr_free(s_interrupt_handle);
s_interrupt_handle = NULL;
}
if (s_phy_handle) {
usb_del_phy(s_phy_handle);
s_phy_handle = NULL;
}
}
uint32_t usbd_get_dwc2_gccfg_conf(uint32_t reg_base)
{
return 0;
}
static void usb_hc_interrupt_cb(void *arg_pv)
{
extern void USBH_IRQHandler(uint8_t busid);
USBH_IRQHandler(0);
}
void usb_hc_low_level_init(struct usbh_bus *bus)
{
// Host Library defaults to internal PHY
usb_phy_config_t phy_config = {
.controller = USB_PHY_CTRL_OTG,
.target = USB_PHY_TARGET_INT,
.otg_mode = USB_OTG_MODE_HOST,
.otg_speed = USB_PHY_SPEED_UNDEFINED, // In Host mode, the speed is determined by the connected device
.ext_io_conf = NULL,
.otg_io_conf = NULL,
};
esp_err_t ret = usb_new_phy(&phy_config, &s_phy_handle);
if (ret != ESP_OK) {
USB_LOG_ERR("USB Phy Init Failed!\r\n");
return;
}
// TODO: Check when to enable interrupt
ret = esp_intr_alloc(ETS_USB_INTR_SOURCE, ESP_INTR_FLAG_LEVEL2, usb_hc_interrupt_cb, 0, &s_interrupt_handle);
if (ret != ESP_OK) {
USB_LOG_ERR("USB Interrupt Init Failed!\r\n");
return;
}
USB_LOG_INFO("cherryusb, version: 0x%06x\r\n", CHERRYUSB_VERSION);
}
void usb_hc_low_level_deinit(struct usbh_bus *bus)
{
if (s_interrupt_handle) {
esp_intr_free(s_interrupt_handle);
s_interrupt_handle = NULL;
}
if (s_phy_handle) {
usb_del_phy(s_phy_handle);
s_phy_handle = NULL;
}
}
uint32_t usbh_get_dwc2_gccfg_conf(uint32_t reg_base)
{
return 0;
}
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