108 lines
3.7 KiB
C
108 lines
3.7 KiB
C
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/*
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* SPDX-FileCopyrightText: 2020-2023 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include "sdkconfig.h"
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#include "esp_log.h"
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#include "esp_check.h"
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#include "esp_err.h"
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#include "esp_private/periph_ctrl.h"
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#include "esp_private/usb_phy.h"
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#include "soc/usb_pins.h"
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#include "tinyusb.h"
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#include "descriptors_control.h"
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#include "usb_descriptors.h"
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#include "tusb.h"
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#include "tusb_tasks.h"
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const static char *TAG = "TinyUSB";
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static usb_phy_handle_t phy_hdl;
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esp_err_t tinyusb_driver_install(const tinyusb_config_t *config)
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{
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const tusb_desc_device_t *dev_descriptor;
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const char **string_descriptor;
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int string_descriptor_count = 0;
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const uint8_t *cfg_descriptor;
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ESP_RETURN_ON_FALSE(config, ESP_ERR_INVALID_ARG, TAG, "Config can't be NULL");
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// Configure USB PHY
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usb_phy_config_t phy_conf = {
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.controller = USB_PHY_CTRL_OTG,
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.otg_mode = USB_OTG_MODE_DEVICE,
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};
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// External PHY IOs config
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usb_phy_ext_io_conf_t ext_io_conf = {
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.vp_io_num = USBPHY_VP_NUM,
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.vm_io_num = USBPHY_VM_NUM,
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.rcv_io_num = USBPHY_RCV_NUM,
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.oen_io_num = USBPHY_OEN_NUM,
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.vpo_io_num = USBPHY_VPO_NUM,
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.vmo_io_num = USBPHY_VMO_NUM,
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};
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if (config->external_phy) {
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phy_conf.target = USB_PHY_TARGET_EXT;
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phy_conf.ext_io_conf = &ext_io_conf;
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} else {
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phy_conf.target = USB_PHY_TARGET_INT;
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}
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// OTG IOs config
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const usb_phy_otg_io_conf_t otg_io_conf = USB_PHY_SELF_POWERED_DEVICE(config->vbus_monitor_io);
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if (config->self_powered) {
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phy_conf.otg_io_conf = &otg_io_conf;
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}
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ESP_RETURN_ON_ERROR(usb_new_phy(&phy_conf, &phy_hdl), TAG, "Install USB PHY failed");
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if (config->configuration_descriptor) {
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cfg_descriptor = config->configuration_descriptor;
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} else {
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// Default configuration descriptor is provided only for CDC, MSC and NCM classes
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#if (CFG_TUD_HID > 0 || CFG_TUD_MIDI > 0 || CFG_TUD_CUSTOM_CLASS > 0 || CFG_TUD_ECM_RNDIS > 0 || CFG_TUD_DFU > 0 || CFG_TUD_DFU_RUNTIME > 0 || CFG_TUD_BTH > 0)
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ESP_RETURN_ON_FALSE(config->configuration_descriptor, ESP_ERR_INVALID_ARG, TAG, "Configuration descriptor must be provided for this device");
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#else
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cfg_descriptor = descriptor_cfg_kconfig;
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ESP_LOGW(TAG, "The device's configuration descriptor is not provided by user, using default.");
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#endif
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}
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if (config->string_descriptor) {
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string_descriptor = config->string_descriptor;
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if (config->string_descriptor_count != 0) {
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string_descriptor_count = config->string_descriptor_count;
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} else {
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string_descriptor_count = 8; // Backward compatibility with esp_tinyusb v1.0.0. Do NOT remove!
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}
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} else {
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string_descriptor = descriptor_str_kconfig;
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while (descriptor_str_kconfig[++string_descriptor_count] != NULL);
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ESP_LOGW(TAG, "The device's string descriptor is not provided by user, using default.");
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}
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if (config->device_descriptor) {
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dev_descriptor = config->device_descriptor;
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} else {
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dev_descriptor = &descriptor_dev_kconfig;
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ESP_LOGW(TAG, "The device's device descriptor is not provided by user, using default.");
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}
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tinyusb_set_descriptor(dev_descriptor, string_descriptor, string_descriptor_count, cfg_descriptor);
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#if !CONFIG_TINYUSB_INIT_IN_DEFAULT_TASK
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ESP_RETURN_ON_FALSE(tusb_init(), ESP_FAIL, TAG, "Init TinyUSB stack failed");
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#endif
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#if !CONFIG_TINYUSB_NO_DEFAULT_TASK
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ESP_RETURN_ON_ERROR(tusb_run_task(), TAG, "Run TinyUSB task failed");
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#endif
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ESP_LOGI(TAG, "TinyUSB Driver installed");
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return ESP_OK;
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}
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esp_err_t tinyusb_driver_uninstall()
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{
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return usb_del_phy(phy_hdl);
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}
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