Merge branch 'bugfix/gpio_usb_pin_pupd' into 'master'

gpio: fix USB D+ pin cannot disable pullup

Closes IDFGH-7984

See merge request espressif/esp-idf!19191
This commit is contained in:
Song Ruo Jing 2022-08-22 17:18:05 +08:00
commit 72a15e3c7a
9 changed files with 110 additions and 0 deletions

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@ -8,6 +8,7 @@
#include <stdbool.h>
#include "esp_log.h"
#include "hal/usb_serial_jtag_ll.h"
#include "hal/usb_phy_ll.h"
#include "freertos/FreeRTOS.h"
#include "freertos/semphr.h"
#include "freertos/ringbuf.h"
@ -112,6 +113,9 @@ esp_err_t usb_serial_jtag_driver_install(usb_serial_jtag_driver_config_t *usb_se
goto _exit;
}
// Configure PHY
usb_phy_ll_int_jtag_enable(&USB_SERIAL_JTAG);
usb_serial_jtag_ll_clr_intsts_mask(USB_SERIAL_JTAG_INTR_SERIAL_IN_EMPTY|
USB_SERIAL_JTAG_INTR_SERIAL_OUT_RECV_PKT);
usb_serial_jtag_ll_ena_intr_mask(USB_SERIAL_JTAG_INTR_SERIAL_IN_EMPTY|

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@ -51,6 +51,12 @@ static inline void gpio_ll_pullup_en(gpio_dev_t *hw, uint32_t gpio_num)
*/
static inline void gpio_ll_pullup_dis(gpio_dev_t *hw, uint32_t gpio_num)
{
// The pull-up value of the USB pins are controlled by the pins pull-up value together with USB pull-up value
// USB DP pin is default to PU enabled
if (gpio_num == USB_DP_GPIO_NUM) {
SET_PERI_REG_MASK(USB_SERIAL_JTAG_CONF0_REG, USB_SERIAL_JTAG_PAD_PULL_OVERRIDE);
CLEAR_PERI_REG_MASK(USB_SERIAL_JTAG_CONF0_REG, USB_SERIAL_JTAG_DP_PULLUP);
}
REG_CLR_BIT(GPIO_PIN_MUX_REG[gpio_num], FUN_PU);
}

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@ -0,0 +1,34 @@
/*
* SPDX-FileCopyrightText: 2015-2021 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#pragma once
#include "soc/usb_serial_jtag_struct.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief Configures the internal PHY for USB_Serial_JTAG
*
* @param hw Start address of the USB Serial_JTAG registers
*/
static inline void usb_phy_ll_int_jtag_enable(usb_serial_jtag_dev_t *hw)
{
// USB_Serial_JTAG use internal PHY
hw->conf0.phy_sel = 0;
// Disable software control USB D+ D- pullup pulldown (Device FS: dp_pullup = 1)
hw->conf0.pad_pull_override = 0;
// Enable USB D+ pullup
hw->conf0.dp_pullup = 1;
// Enable USB pad function
hw->conf0.usb_pad_enable = 1;
}
#ifdef __cplusplus
}
#endif

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@ -0,0 +1,34 @@
/*
* SPDX-FileCopyrightText: 2015-2021 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#pragma once
#include "soc/usb_serial_jtag_struct.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief Configures the internal PHY for USB_Serial_JTAG
*
* @param hw Start address of the USB Serial_JTAG registers
*/
static inline void usb_phy_ll_int_jtag_enable(usb_serial_jtag_dev_t *hw)
{
// USB_Serial_JTAG use internal PHY
hw->conf0.phy_sel = 0;
// Disable software control USB D+ D- pullup pulldown (Device FS: dp_pullup = 1)
hw->conf0.pad_pull_override = 0;
// Enable USB D+ pullup
hw->conf0.dp_pullup = 1;
// Enable USB pad function
hw->conf0.usb_pad_enable = 1;
}
#ifdef __cplusplus
}
#endif

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@ -51,6 +51,12 @@ static inline void gpio_ll_pullup_en(gpio_dev_t *hw, uint32_t gpio_num)
*/
static inline void gpio_ll_pullup_dis(gpio_dev_t *hw, uint32_t gpio_num)
{
// The pull-up value of the USB pins are controlled by the pins pull-up value together with USB pull-up value
// USB DP pin is default to PU enabled
if (gpio_num == USB_DP_GPIO_NUM) {
SET_PERI_REG_MASK(USB_SERIAL_JTAG_CONF0_REG, USB_SERIAL_JTAG_PAD_PULL_OVERRIDE);
CLEAR_PERI_REG_MASK(USB_SERIAL_JTAG_CONF0_REG, USB_SERIAL_JTAG_DP_PULLUP);
}
REG_CLR_BIT(GPIO_PIN_MUX_REG[gpio_num], FUN_PU);
}

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@ -51,6 +51,12 @@ static inline void gpio_ll_pullup_en(gpio_dev_t *hw, uint32_t gpio_num)
*/
static inline void gpio_ll_pullup_dis(gpio_dev_t *hw, uint32_t gpio_num)
{
// The pull-up value of the USB pins are controlled by the pins pull-up value together with USB pull-up value
// USB DP pin is default to PU enabled
if (gpio_num == USB_DP_GPIO_NUM) {
SET_PERI_REG_MASK(USB_SERIAL_JTAG_CONF0_REG, USB_SERIAL_JTAG_PAD_PULL_OVERRIDE);
CLEAR_PERI_REG_MASK(USB_SERIAL_JTAG_CONF0_REG, USB_SERIAL_JTAG_DP_PULLUP);
}
REG_CLR_BIT(GPIO_PIN_MUX_REG[gpio_num], FUN_PU);
}

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@ -52,6 +52,14 @@ static inline void gpio_ll_pullup_en(gpio_dev_t *hw, uint32_t gpio_num)
*/
static inline void gpio_ll_pullup_dis(gpio_dev_t *hw, uint32_t gpio_num)
{
// The pull-up value of the USB pins are controlled by the pins pull-up value together with USB pull-up value
// USB DP pin is default to PU enabled
// Note that from esp32s3 ECO1, USB_EXCHG_PINS feature has been supported. If this efuse is burnt, the gpio pin
// which should be checked is USB_DM_GPIO_NUM instead.
if (gpio_num == USB_DP_GPIO_NUM) {
SET_PERI_REG_MASK(USB_SERIAL_JTAG_CONF0_REG, USB_SERIAL_JTAG_PAD_PULL_OVERRIDE);
CLEAR_PERI_REG_MASK(USB_SERIAL_JTAG_CONF0_REG, USB_SERIAL_JTAG_DP_PULLUP);
}
REG_CLR_BIT(GPIO_PIN_MUX_REG[gpio_num], FUN_PU);
}

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@ -17,6 +17,8 @@
#include "soc/rtc_io_struct.h"
#include "hal/rtc_io_types.h"
#include "hal/gpio_types.h"
#include "soc/io_mux_reg.h"
#include "soc/usb_serial_jtag_reg.h"
#ifdef __cplusplus
extern "C" {
@ -181,6 +183,14 @@ static inline void rtcio_ll_pullup_enable(int rtcio_num)
*/
static inline void rtcio_ll_pullup_disable(int rtcio_num)
{
// The pull-up value of the USB pins are controlled by the pins pull-up value together with USB pull-up value
// USB DP pin is default to PU enabled
// Note that from esp32s3 ECO1, USB_EXCHG_PINS feature has been supported. If this efuse is burnt, the gpio pin
// which should be checked is USB_DM_GPIO_NUM instead.
if (rtcio_num == USB_DP_GPIO_NUM) {
SET_PERI_REG_MASK(USB_SERIAL_JTAG_CONF0_REG, USB_SERIAL_JTAG_PAD_PULL_OVERRIDE);
CLEAR_PERI_REG_MASK(USB_SERIAL_JTAG_CONF0_REG, USB_SERIAL_JTAG_DP_PULLUP);
}
if (rtc_io_desc[rtcio_num].pullup) {
CLEAR_PERI_REG_MASK(rtc_io_desc[rtcio_num].reg, rtc_io_desc[rtcio_num].pullup);
}

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@ -59,6 +59,8 @@ static inline void usb_phy_ll_int_jtag_enable(usb_serial_jtag_dev_t *hw)
hw->conf0.phy_sel = 0;
// Disable software control USB D+ D- pullup pulldown (Device FS: dp_pullup = 1)
hw->conf0.pad_pull_override = 0;
// Enable USB D+ pullup
hw->conf0.dp_pullup = 1;
// Enable USB pad function
hw->conf0.usb_pad_enable = 1;
// phy_sel is controlled by the following register value