kopia lustrzana https://github.com/espressif/esp-idf
refactor(hal/usb): Add new USB PHY related HAL API
This commit adds/updates the USB PHY related HAL APIs. The following changes are made: - Updated 'usb_wrap_hal.h' API - Added 'usb_serial_jtag_hal.h' APIpull/13550/head
Darian Leung
rodzic
023eae4f0b
commit
778c2e6863
|
|
@ -256,6 +256,10 @@ if(NOT BOOTLOADER_BUILD)
|
|||
list(APPEND srcs "ds_hal.c")
|
||||
endif()
|
||||
|
||||
if(CONFIG_SOC_USB_SERIAL_JTAG_SUPPORTED)
|
||||
list(APPEND srcs "usb_serial_jtag_hal.c")
|
||||
endif()
|
||||
|
||||
if(CONFIG_SOC_USB_OTG_SUPPORTED)
|
||||
list(APPEND srcs
|
||||
"usb_dwc_hal.c"
|
||||
|
|
|
|||
|
|
@ -0,0 +1,51 @@
|
|||
/*
|
||||
* SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
|
||||
*
|
||||
* SPDX-License-Identifier: Apache-2.0
|
||||
*/
|
||||
|
||||
#pragma once
|
||||
|
||||
#include "soc/soc_caps.h"
|
||||
#if SOC_USB_SERIAL_JTAG_SUPPORTED
|
||||
#include "hal/usb_serial_jtag_ll.h"
|
||||
#endif
|
||||
#include "hal/usb_serial_jtag_types.h"
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
#if SOC_USB_SERIAL_JTAG_SUPPORTED
|
||||
|
||||
/**
|
||||
* @brief HAL context type of USJ driver
|
||||
*/
|
||||
typedef struct {
|
||||
usb_serial_jtag_dev_t *dev;
|
||||
} usb_serial_jtag_hal_context_t;
|
||||
|
||||
/**
|
||||
* @brief Initialize the USJ HAL driver
|
||||
*
|
||||
* @param hal USJ HAL context
|
||||
*/
|
||||
void usb_serial_jtag_hal_init(usb_serial_jtag_hal_context_t *hal);
|
||||
|
||||
/* ---------------------------- USB PHY Control ---------------------------- */
|
||||
|
||||
#if USB_SERIAL_JTAG_LL_EXT_PHY_SUPPORTED
|
||||
/**
|
||||
* @brief Configure whether USJ is routed to internal/external FSLS PHY
|
||||
*
|
||||
* @param hal USJ HAL context
|
||||
* @param external True if external, False if internal
|
||||
*/
|
||||
void usb_serial_jtag_hal_phy_set_external(usb_serial_jtag_hal_context_t *hal, bool external);
|
||||
#endif // USB_SERIAL_JTAG_LL_EXT_PHY_SUPPORTED
|
||||
|
||||
#endif // SOC_USB_SERIAL_JTAG_SUPPORTED
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
|
@ -1,5 +1,5 @@
|
|||
/*
|
||||
* SPDX-FileCopyrightText: 2015-2023 Espressif Systems (Shanghai) CO LTD
|
||||
* SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
|
||||
*
|
||||
* SPDX-License-Identifier: Apache-2.0
|
||||
*/
|
||||
|
|
@ -7,85 +7,89 @@
|
|||
#pragma once
|
||||
|
||||
#include <stdbool.h>
|
||||
#include "usb_dwc_types.h"
|
||||
#include "usb_phy_types.h"
|
||||
#include "soc/soc_caps.h"
|
||||
#if SOC_USB_OTG_SUPPORTED
|
||||
#include "soc/usb_wrap_struct.h"
|
||||
#include "hal/usb_wrap_ll.h"
|
||||
#endif
|
||||
#if SOC_USB_SERIAL_JTAG_SUPPORTED
|
||||
#include "soc/usb_serial_jtag_struct.h"
|
||||
#endif
|
||||
#include "hal/usb_wrap_types.h"
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
#if SOC_USB_OTG_SUPPORTED
|
||||
/**
|
||||
* Context that should be maintained by both the driver and the HAL
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief HAL context type of USB WRAP driver
|
||||
*/
|
||||
typedef struct {
|
||||
usb_wrap_dev_t *wrap_dev; /**< Pointer to base address of USB Wrapper registers */
|
||||
#if SOC_USB_SERIAL_JTAG_SUPPORTED
|
||||
usb_serial_jtag_dev_t *jtag_dev; /**< Pointer to base address of USB Serial JTAG registers */
|
||||
#endif
|
||||
} usb_fsls_phy_hal_context_t;
|
||||
|
||||
usb_wrap_dev_t *dev;
|
||||
} usb_wrap_hal_context_t;
|
||||
|
||||
/**
|
||||
* @brief Init the USB PHY hal. This function should be called first before other hal layer function is called
|
||||
* @brief Initialize the USB WRAP HAL driver
|
||||
*
|
||||
* @param hal Context of the HAL layer
|
||||
* @param hal USB WRAP HAL context
|
||||
*/
|
||||
void usb_fsls_phy_hal_init(usb_fsls_phy_hal_context_t *hal);
|
||||
void usb_wrap_hal_init(usb_wrap_hal_context_t *hal);
|
||||
|
||||
/* ---------------------------- USB PHY Control ---------------------------- */
|
||||
|
||||
#if USB_WRAP_LL_EXT_PHY_SUPPORTED
|
||||
/**
|
||||
* @brief Configure internal/external PHY for USB_OTG
|
||||
* @brief Configure whether USB WRAP is routed to internal/external FSLS PHY
|
||||
*
|
||||
* @param hal Context of the HAL layer
|
||||
* @param phy_target USB PHY target
|
||||
* @param hal USB WRAP HAL context
|
||||
* @param external True if external, False if internal
|
||||
*/
|
||||
void usb_fsls_phy_hal_otg_conf(usb_fsls_phy_hal_context_t *hal, usb_phy_target_t phy_target);
|
||||
void usb_wrap_hal_phy_set_external(usb_wrap_hal_context_t *hal, bool external);
|
||||
#endif // USB_WRAP_LL_EXT_PHY_SUPPORTED
|
||||
|
||||
#if SOC_USB_SERIAL_JTAG_SUPPORTED
|
||||
/**
|
||||
* @brief Configure internal/external PHY for USB_Serial_JTAG
|
||||
* @brief Enables and sets override of pull up/down resistors
|
||||
*
|
||||
* @param hal Context of the HAL layer
|
||||
* @param phy_target USB PHY target
|
||||
* @param hal USB WRAP HAL context
|
||||
* @param vals Override values
|
||||
*/
|
||||
void usb_fsls_phy_hal_jtag_conf(usb_fsls_phy_hal_context_t *hal, usb_phy_target_t phy_target);
|
||||
#endif
|
||||
static inline void usb_wrap_hal_phy_enable_pull_override(usb_wrap_hal_context_t *hal, const usb_wrap_pull_override_vals_t *vals)
|
||||
{
|
||||
usb_wrap_ll_phy_enable_pull_override(hal->dev, vals);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Configure pullup/pulldown loads for the D+/D- as a host
|
||||
* @brief Disables pull up/down resistor override
|
||||
*
|
||||
* @param hal Context of the HAL layer
|
||||
* @param hal USB WRAP HAL context
|
||||
*/
|
||||
void usb_fsls_phy_hal_int_load_conf_host(usb_fsls_phy_hal_context_t *hal);
|
||||
static inline void usb_wrap_hal_phy_disable_pull_override(usb_wrap_hal_context_t *hal)
|
||||
{
|
||||
usb_wrap_ll_phy_disable_pull_override(hal->dev);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Configure pullup/pulldown loads for the D+/D- as a device
|
||||
* @brief Enables/disables the USB FSLS PHY's test mode
|
||||
*
|
||||
* @param hal Context of the HAL layer
|
||||
* @param speed USB speed
|
||||
* @param hal USB WRAP HAL context
|
||||
* @param enable Whether to enable test mode
|
||||
*/
|
||||
void usb_fsls_phy_hal_int_load_conf_dev(usb_fsls_phy_hal_context_t *hal, usb_phy_speed_t speed);
|
||||
static inline void usb_wrap_hal_phy_enable_test_mode(usb_wrap_hal_context_t *hal, bool enable)
|
||||
{
|
||||
usb_wrap_ll_phy_enable_test_mode(hal->dev, enable);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enable/Disable test mode for internal PHY to mimic host-device disconnection
|
||||
* @brief Set the USB FSLS PHY's signal test values
|
||||
*
|
||||
* @param hal Context of the HAL layer
|
||||
* @param disconn Whether to disconnect
|
||||
* @param hal USB WRAP HAL context
|
||||
* @param vals Test values
|
||||
*/
|
||||
void usb_fsls_phy_hal_int_mimick_disconn(usb_fsls_phy_hal_context_t *hal, bool disconn);
|
||||
static inline void usb_wrap_hal_phy_test_mode_set_signals(usb_wrap_hal_context_t *hal, const usb_wrap_test_mode_vals_t *vals)
|
||||
{
|
||||
usb_wrap_ll_phy_test_mode_set_signals(hal->dev, vals);
|
||||
}
|
||||
|
||||
#endif
|
||||
#endif // SOC_USB_OTG_SUPPORTED
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
|
|
|
|||
|
|
@ -0,0 +1,28 @@
|
|||
/*
|
||||
* SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
|
||||
*
|
||||
* SPDX-License-Identifier: Apache-2.0
|
||||
*/
|
||||
|
||||
#include "hal/usb_serial_jtag_ll.h"
|
||||
#include "hal/usb_serial_jtag_hal.h"
|
||||
|
||||
void usb_serial_jtag_hal_init(usb_serial_jtag_hal_context_t *hal)
|
||||
{
|
||||
hal->dev = &USB_SERIAL_JTAG;
|
||||
#if !USB_SERIAL_JTAG_LL_EXT_PHY_SUPPORTED
|
||||
usb_serial_jtag_ll_phy_set_defaults();
|
||||
#endif
|
||||
}
|
||||
|
||||
#if USB_SERIAL_JTAG_LL_EXT_PHY_SUPPORTED
|
||||
void usb_serial_jtag_hal_phy_set_external(usb_serial_jtag_hal_context_t *hal, bool external)
|
||||
{
|
||||
if (external) {
|
||||
usb_serial_jtag_ll_phy_enable_external(true);
|
||||
} else {
|
||||
usb_serial_jtag_ll_phy_enable_external(false);
|
||||
usb_serial_jtag_ll_phy_enable_pad(true);
|
||||
}
|
||||
}
|
||||
#endif // USB_SERIAL_JTAG_LL_EXT_PHY_SUPPORTED
|
||||
|
|
@ -5,101 +5,25 @@
|
|||
*/
|
||||
|
||||
#include "soc/soc_caps.h"
|
||||
#if SOC_USB_SERIAL_JTAG_SUPPORTED
|
||||
#include "hal/usb_serial_jtag_ll.h"
|
||||
#endif
|
||||
#include "hal/usb_wrap_ll.h"
|
||||
#include "hal/usb_wrap_hal.h"
|
||||
|
||||
void usb_fsls_phy_hal_init(usb_fsls_phy_hal_context_t *hal)
|
||||
void usb_wrap_hal_init(usb_wrap_hal_context_t *hal)
|
||||
{
|
||||
hal->wrap_dev = &USB_WRAP;
|
||||
#if SOC_USB_SERIAL_JTAG_SUPPORTED
|
||||
hal->jtag_dev = &USB_SERIAL_JTAG;
|
||||
#endif
|
||||
hal->dev = &USB_WRAP;
|
||||
#if !USB_WRAP_LL_EXT_PHY_SUPPORTED
|
||||
usb_wrap_ll_phy_set_defaults(hal->wrap_dev);
|
||||
usb_wrap_ll_phy_set_defaults(hal->dev);
|
||||
#endif
|
||||
}
|
||||
|
||||
#if USB_WRAP_LL_EXT_PHY_SUPPORTED
|
||||
void usb_fsls_phy_hal_otg_conf(usb_fsls_phy_hal_context_t *hal, usb_phy_target_t phy_target)
|
||||
void usb_wrap_hal_phy_set_external(usb_wrap_hal_context_t *hal, bool external)
|
||||
{
|
||||
if (phy_target == USB_PHY_TARGET_EXT) {
|
||||
usb_wrap_ll_phy_enable_external(hal->wrap_dev, true);
|
||||
} else if (phy_target == USB_PHY_TARGET_INT) {
|
||||
usb_wrap_ll_phy_enable_external(hal->wrap_dev, false);
|
||||
usb_wrap_ll_phy_enable_pad(hal->wrap_dev, true);
|
||||
if (external) {
|
||||
usb_wrap_ll_phy_enable_external(hal->dev, true);
|
||||
} else {
|
||||
usb_wrap_ll_phy_enable_external(hal->dev, false);
|
||||
usb_wrap_ll_phy_enable_pad(hal->dev, true);
|
||||
}
|
||||
}
|
||||
#endif // USB_WRAP_LL_EXT_PHY_SUPPORTED
|
||||
|
||||
#if SOC_USB_SERIAL_JTAG_SUPPORTED
|
||||
void usb_fsls_phy_hal_jtag_conf(usb_fsls_phy_hal_context_t *hal, usb_phy_target_t phy_target)
|
||||
{
|
||||
if (phy_target == USB_PHY_TARGET_EXT) {
|
||||
usb_serial_jtag_ll_phy_enable_external(true); // USJ uses external PHY
|
||||
} else if (phy_target == USB_PHY_TARGET_INT) {
|
||||
usb_serial_jtag_ll_phy_enable_external(false); // USJ uses internal PHY
|
||||
usb_serial_jtag_ll_phy_enable_pad(true); // Enable USB PHY pads
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
void usb_fsls_phy_hal_int_load_conf_host(usb_fsls_phy_hal_context_t *hal)
|
||||
{
|
||||
// HOST - upstream: dp_pd = 1, dm_pd = 1
|
||||
usb_wrap_pull_override_vals_t vals = {
|
||||
.dp_pu = false,
|
||||
.dm_pu = false,
|
||||
.dp_pd = true,
|
||||
.dm_pd = true,
|
||||
};
|
||||
usb_wrap_ll_phy_enable_pull_override(hal->wrap_dev, &vals);
|
||||
}
|
||||
|
||||
void usb_fsls_phy_hal_int_load_conf_dev(usb_fsls_phy_hal_context_t *hal, usb_phy_speed_t speed)
|
||||
{
|
||||
// DEVICE - downstream
|
||||
if (speed == USB_PHY_SPEED_LOW) {
|
||||
// LS: dm_pu = 1
|
||||
usb_wrap_pull_override_vals_t vals = {
|
||||
.dp_pu = false,
|
||||
.dm_pu = true,
|
||||
.dp_pd = false,
|
||||
.dm_pd = false,
|
||||
};
|
||||
usb_wrap_ll_phy_enable_pull_override(hal->wrap_dev, &vals);
|
||||
} else {
|
||||
// FS: dp_pu = 1
|
||||
usb_wrap_pull_override_vals_t vals = {
|
||||
.dp_pu = true,
|
||||
.dm_pu = false,
|
||||
.dm_pd = false,
|
||||
.dp_pd = false,
|
||||
};
|
||||
usb_wrap_ll_phy_enable_pull_override(hal->wrap_dev, &vals);
|
||||
}
|
||||
}
|
||||
|
||||
void usb_fsls_phy_hal_int_mimick_disconn(usb_fsls_phy_hal_context_t *hal, bool disconn)
|
||||
{
|
||||
if (disconn) {
|
||||
/*
|
||||
We mimic a disconnect by enabling the internal PHY's test mode, then forcing the output_enable to HIGH. This will:
|
||||
A HIGH output_enable will cause the received VP and VM to be zero, thus mimicking a disconnection.
|
||||
*/
|
||||
usb_wrap_test_mode_vals_t vals = {
|
||||
.tx_enable_n = true,
|
||||
.tx_dp = false,
|
||||
.tx_dm = false,
|
||||
.rx_dp = false,
|
||||
.rx_dm = false,
|
||||
.rx_rcv = false,
|
||||
};
|
||||
usb_wrap_ll_phy_test_mode_set_signals(hal->wrap_dev, &vals);
|
||||
usb_wrap_ll_phy_enable_test_mode(hal->wrap_dev, true);
|
||||
} else {
|
||||
usb_wrap_ll_phy_enable_test_mode(hal->wrap_dev, false);
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -13,7 +13,7 @@
|
|||
#include "esp_private/usb_phy.h"
|
||||
#include "soc/usb_dwc_periph.h"
|
||||
#include "hal/usb_wrap_hal.h"
|
||||
#include "hal/usb_wrap_ll.h"
|
||||
#include "hal/usb_serial_jtag_hal.h"
|
||||
#include "esp_rom_gpio.h"
|
||||
#include "driver/gpio.h"
|
||||
#include "hal/gpio_ll.h"
|
||||
|
|
@ -39,7 +39,10 @@ struct phy_context_t {
|
|||
usb_otg_mode_t otg_mode; /**< USB OTG mode */
|
||||
usb_phy_speed_t otg_speed; /**< USB speed */
|
||||
usb_phy_ext_io_conf_t *iopins; /**< external PHY I/O pins */
|
||||
usb_fsls_phy_hal_context_t hal_context; /**< USB_PHY hal context */
|
||||
usb_wrap_hal_context_t wrap_hal; /**< USB WRAP HAL context */
|
||||
#if SOC_USB_SERIAL_JTAG_SUPPORTED
|
||||
usb_serial_jtag_hal_context_t usj_hal; /**< USJ HAL context */
|
||||
#endif
|
||||
};
|
||||
|
||||
typedef struct {
|
||||
|
|
@ -126,7 +129,14 @@ esp_err_t usb_phy_otg_set_mode(usb_phy_handle_t handle, usb_otg_mode_t mode)
|
|||
esp_rom_gpio_connect_in_signal(GPIO_MATRIX_CONST_ONE_INPUT, USB_OTG_VBUSVALID_IN_IDX, false); // receiving a valid Vbus from host
|
||||
esp_rom_gpio_connect_in_signal(GPIO_MATRIX_CONST_ONE_INPUT, USB_OTG_AVALID_IN_IDX, false); // HIGH to force USB host mode
|
||||
if (handle->target == USB_PHY_TARGET_INT) {
|
||||
usb_fsls_phy_hal_int_load_conf_host(&(handle->hal_context));
|
||||
// Configure pull resistors for host
|
||||
usb_wrap_pull_override_vals_t vals = {
|
||||
.dp_pu = false,
|
||||
.dm_pu = false,
|
||||
.dp_pd = true,
|
||||
.dm_pd = true,
|
||||
};
|
||||
usb_wrap_hal_phy_enable_pull_override(&handle->wrap_hal, &vals);
|
||||
}
|
||||
} else if (mode == USB_OTG_MODE_DEVICE) {
|
||||
esp_rom_gpio_connect_in_signal(GPIO_MATRIX_CONST_ONE_INPUT, USB_OTG_IDDIG_IN_IDX, false); // connected connector is mini-B side
|
||||
|
|
@ -147,7 +157,19 @@ esp_err_t usb_phy_otg_dev_set_speed(usb_phy_handle_t handle, usb_phy_speed_t spe
|
|||
USBPHY_TAG, "set speed not supported");
|
||||
|
||||
handle->otg_speed = speed;
|
||||
usb_fsls_phy_hal_int_load_conf_dev(&(handle->hal_context), speed);
|
||||
// Configure pull resistors for device
|
||||
usb_wrap_pull_override_vals_t vals = {
|
||||
.dp_pd = false,
|
||||
.dm_pd = false,
|
||||
};
|
||||
if (speed == USB_PHY_SPEED_LOW) {
|
||||
vals.dp_pu = false;
|
||||
vals.dm_pu = true;
|
||||
} else {
|
||||
vals.dp_pu = true;
|
||||
vals.dm_pu = false;
|
||||
}
|
||||
usb_wrap_hal_phy_enable_pull_override(&handle->wrap_hal, &vals);
|
||||
return ESP_OK;
|
||||
}
|
||||
|
||||
|
|
@ -163,7 +185,7 @@ esp_err_t usb_phy_action(usb_phy_handle_t handle, usb_phy_action_t action)
|
|||
switch (action) {
|
||||
case USB_PHY_ACTION_HOST_ALLOW_CONN:
|
||||
if (handle->target == USB_PHY_TARGET_INT) {
|
||||
usb_fsls_phy_hal_int_mimick_disconn(&(handle->hal_context), false);
|
||||
usb_wrap_hal_phy_enable_test_mode(&handle->wrap_hal, false);
|
||||
} else {
|
||||
if (!handle->iopins) {
|
||||
ret = ESP_FAIL;
|
||||
|
|
@ -180,7 +202,21 @@ esp_err_t usb_phy_action(usb_phy_handle_t handle, usb_phy_action_t action)
|
|||
|
||||
case USB_PHY_ACTION_HOST_FORCE_DISCONN:
|
||||
if (handle->target == USB_PHY_TARGET_INT) {
|
||||
usb_fsls_phy_hal_int_mimick_disconn(&(handle->hal_context), true);
|
||||
/*
|
||||
We mimic a disconnect by enabling the internal PHY's test mode,
|
||||
then forcing the output_enable to HIGH. This will cause the received
|
||||
VP and VM to be zero, thus mimicking a disconnection.
|
||||
*/
|
||||
const usb_wrap_test_mode_vals_t vals = {
|
||||
.tx_enable_n = true,
|
||||
.tx_dp = false,
|
||||
.tx_dm = false,
|
||||
.rx_dp = false,
|
||||
.rx_dm = false,
|
||||
.rx_rcv = false,
|
||||
};
|
||||
usb_wrap_hal_phy_test_mode_set_signals(&handle->wrap_hal, &vals);
|
||||
usb_wrap_hal_phy_enable_test_mode(&handle->wrap_hal, true);
|
||||
} else {
|
||||
/*
|
||||
Disable connections on the external PHY by connecting the VP and VM signals to the constant LOW signal.
|
||||
|
|
@ -263,15 +299,18 @@ esp_err_t usb_new_phy(const usb_phy_config_t *config, usb_phy_handle_t *handle_r
|
|||
phy_context->controller = config->controller;
|
||||
phy_context->status = USB_PHY_STATUS_IN_USE;
|
||||
|
||||
usb_fsls_phy_hal_init(&(phy_context->hal_context));
|
||||
usb_wrap_hal_init(&phy_context->wrap_hal);
|
||||
#if SOC_USB_SERIAL_JTAG_SUPPORTED
|
||||
usb_serial_jtag_hal_init(&phy_context->usj_hal);
|
||||
#endif
|
||||
if (config->controller == USB_PHY_CTRL_OTG) {
|
||||
#if USB_WRAP_LL_EXT_PHY_SUPPORTED
|
||||
usb_fsls_phy_hal_otg_conf(&(phy_context->hal_context), config->target == USB_PHY_TARGET_EXT);
|
||||
usb_wrap_hal_phy_set_external(&phy_context->wrap_hal, (config->target == USB_PHY_TARGET_EXT));
|
||||
#endif
|
||||
}
|
||||
#if SOC_USB_SERIAL_JTAG_SUPPORTED
|
||||
else if (config->controller == USB_PHY_CTRL_SERIAL_JTAG) {
|
||||
usb_fsls_phy_hal_jtag_conf(&(phy_context->hal_context), config->target == USB_PHY_TARGET_EXT);
|
||||
usb_serial_jtag_hal_phy_set_external(&phy_context->usj_hal, (config->target == USB_PHY_TARGET_EXT));
|
||||
phy_context->otg_mode = USB_OTG_MODE_DEVICE;
|
||||
phy_context->otg_speed = USB_PHY_SPEED_FULL;
|
||||
}
|
||||
|
|
@ -336,14 +375,7 @@ esp_err_t usb_del_phy(usb_phy_handle_t handle)
|
|||
p_phy_ctrl_obj->external_phy = NULL;
|
||||
} else {
|
||||
// Clear pullup and pulldown loads on D+ / D-, and disable the pads
|
||||
usb_wrap_pull_override_vals_t vals = {
|
||||
.dp_pu = false,
|
||||
.dm_pu = false,
|
||||
.dp_pd = false,
|
||||
.dm_pd = false,
|
||||
};
|
||||
usb_wrap_ll_phy_enable_pull_override(handle->hal_context.wrap_dev, &vals);
|
||||
usb_wrap_ll_phy_enable_pad(handle->hal_context.wrap_dev, false);
|
||||
usb_wrap_hal_phy_disable_pull_override(&handle->wrap_hal);
|
||||
p_phy_ctrl_obj->internal_phy = NULL;
|
||||
}
|
||||
portEXIT_CRITICAL(&phy_spinlock);
|
||||
|
|
|
|||
Ładowanie…
Reference in New Issue