esp_hw_support/sleep: fix current leakage when hold digital io during deep sleep

This commit is contained in:
jingli 2022-09-16 20:25:44 +08:00 committed by BOT
parent 9d3d773228
commit 24eea75f9c
12 changed files with 369 additions and 16 deletions

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@ -48,7 +48,9 @@ extern "C" {
#define GPIO_IS_VALID_GPIO(gpio_num) (((1ULL << (gpio_num)) & SOC_GPIO_VALID_GPIO_MASK) != 0)
/// Check whether it can be a valid GPIO number of output mode
#define GPIO_IS_VALID_OUTPUT_GPIO(gpio_num) (((1ULL << (gpio_num)) & SOC_GPIO_VALID_OUTPUT_GPIO_MASK) != 0)
/// Check whether it can be a valid digital I/O pad
#define GPIO_IS_VALID_DIGITAL_IO_PAD(gpio_num) ((gpio_num >= 0) && \
(((1ULL << (gpio_num)) & SOC_GPIO_VALID_DIGITAL_IO_PAD_MASK) != 0))
typedef intr_handle_t gpio_isr_handle_t;

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@ -27,6 +27,7 @@
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "soc/soc_caps.h"
#include "soc/soc_memory_layout.h"
#include "regi2c_ctrl.h"
#include "driver/rtc_io.h"
#include "hal/rtc_io_hal.h"
@ -40,6 +41,7 @@
#include "hal/wdt_hal.h"
#include "hal/rtc_hal.h"
#include "hal/uart_hal.h"
#include "hal/gpio_hal.h"
#if SOC_TOUCH_SENSOR_NUM > 0
#include "hal/touch_sensor_hal.h"
#include "driver/touch_sensor.h"
@ -461,6 +463,44 @@ void esp_sleep_enable_gpio_switch(bool enable)
}
#endif // SOC_GPIO_SUPPORT_SLP_SWITCH
static IRAM_ATTR void esp_sleep_isolate_digital_gpio(void)
{
gpio_hal_context_t gpio_hal = {
.dev = GPIO_HAL_GET_HW(GPIO_PORT_0)
};
/* no need to do isolate if digital IOs are not being held in deep sleep */
if (!gpio_hal_deep_sleep_hold_is_en(&gpio_hal)) {
return;
}
/**
* there is a situation where we cannot isolate digital IO before deep sleep:
* - task stack is located in external ram(mspi ram), since we will isolate mspi io
*
* assert here instead of returning directly, because if digital IO is not isolated,
* the bottom current of deep sleep will be higher than light sleep, and there is no
* reason to use deep sleep at this time.
*/
assert(esp_ptr_internal(&gpio_hal) && "If hold digital IO, the stack of the task calling esp_deep_sleep_start must be in internal ram!");
/* isolate digital IO that is not held(keep the configuration of digital IOs held by users) */
for (gpio_num_t gpio_num = GPIO_NUM_0; gpio_num < GPIO_NUM_MAX; gpio_num++) {
if (GPIO_IS_VALID_DIGITAL_IO_PAD(gpio_num) && !gpio_hal_is_digital_io_hold(&gpio_hal, gpio_num)) {
/* disable I/O */
gpio_hal_input_disable(&gpio_hal, gpio_num);
gpio_hal_output_disable(&gpio_hal, gpio_num);
/* disable pull up/down */
gpio_hal_pullup_dis(&gpio_hal, gpio_num);
gpio_hal_pulldown_dis(&gpio_hal, gpio_num);
/* make pad work as gpio(otherwise, deep sleep bottom current will rise) */
gpio_hal_func_sel(&gpio_hal, gpio_num, PIN_FUNC_GPIO);
}
}
}
inline static void IRAM_ATTR misc_modules_sleep_prepare(void)
{
#if CONFIG_MAC_BB_PD
@ -621,6 +661,8 @@ static uint32_t IRAM_ATTR esp_sleep_start(uint32_t pd_flags)
*/
portENTER_CRITICAL(&spinlock_rtc_deep_sleep);
esp_sleep_isolate_digital_gpio();
#if !CONFIG_ESP_SYSTEM_ALLOW_RTC_FAST_MEM_AS_HEAP
/* If not possible stack is in RTC FAST memory, use the ROM function to calculate the CRC and save ~140 bytes IRAM */
set_rtc_memory_crc();

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@ -35,6 +35,9 @@
extern "C" {
#endif
// the address of esp32's IO_MUX_GPIOx_REGs are not incremented as the gpio number increments(address are out of order)
extern const uint8_t GPIO_PIN_MUX_REG_OFFSET[SOC_GPIO_PIN_COUNT];
// Get GPIO hardware instance with giving gpio num
#define GPIO_LL_GET_HW(num) (((num) == 0) ? (&GPIO) : NULL)
@ -61,9 +64,10 @@ static inline void gpio_ll_pullup_en(gpio_dev_t *hw, gpio_num_t gpio_num)
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number
*/
__attribute__((always_inline))
static inline void gpio_ll_pullup_dis(gpio_dev_t *hw, gpio_num_t gpio_num)
{
REG_CLR_BIT(GPIO_PIN_MUX_REG[gpio_num], FUN_PU);
REG_CLR_BIT(DR_REG_IO_MUX_BASE + GPIO_PIN_MUX_REG_OFFSET[gpio_num], FUN_PU);
}
/**
@ -95,9 +99,10 @@ static inline void gpio_ll_pulldown_en(gpio_dev_t *hw, gpio_num_t gpio_num)
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number
*/
__attribute__((always_inline))
static inline void gpio_ll_pulldown_dis(gpio_dev_t *hw, gpio_num_t gpio_num)
{
REG_CLR_BIT(GPIO_PIN_MUX_REG[gpio_num], FUN_PD);
REG_CLR_BIT(DR_REG_IO_MUX_BASE + GPIO_PIN_MUX_REG_OFFSET[gpio_num], FUN_PD);
}
/**
@ -305,9 +310,10 @@ static inline void gpio_ll_intr_disable(gpio_dev_t *hw, gpio_num_t gpio_num)
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number
*/
__attribute__((always_inline))
static inline void gpio_ll_input_disable(gpio_dev_t *hw, gpio_num_t gpio_num)
{
PIN_INPUT_DISABLE(GPIO_PIN_MUX_REG[gpio_num]);
PIN_INPUT_DISABLE(DR_REG_IO_MUX_BASE + GPIO_PIN_MUX_REG_OFFSET[gpio_num]);
}
/**
@ -327,6 +333,7 @@ static inline void gpio_ll_input_enable(gpio_dev_t *hw, gpio_num_t gpio_num)
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number
*/
__attribute__((always_inline))
static inline void gpio_ll_output_disable(gpio_dev_t *hw, gpio_num_t gpio_num)
{
if (gpio_num < 32) {
@ -421,6 +428,18 @@ static inline void gpio_ll_od_enable(gpio_dev_t *hw, gpio_num_t gpio_num)
hw->pin[gpio_num].pad_driver = 1;
}
/**
* @brief Select a function for the pin in the IOMUX
*
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number
* @param func Function to assign to the pin
*/
static inline __attribute__((always_inline)) void gpio_ll_func_sel(gpio_dev_t *hw, uint8_t gpio_num, uint32_t func)
{
PIN_FUNC_SELECT(DR_REG_IO_MUX_BASE + GPIO_PIN_MUX_REG_OFFSET[gpio_num], func);
}
/**
* @brief GPIO set output level
*
@ -534,6 +553,21 @@ static inline void gpio_ll_deep_sleep_hold_dis(gpio_dev_t *hw)
CLEAR_PERI_REG_MASK(RTC_CNTL_DIG_ISO_REG, RTC_CNTL_DG_PAD_AUTOHOLD_EN_M);
}
/**
* @brief Get deep sleep hold status
*
* @param hw Peripheral GPIO hardware instance address.
*
* @return
* - true deep sleep hold is enabled
* - false deep sleep hold is disabled
*/
__attribute__((always_inline))
static inline bool gpio_ll_deep_sleep_hold_is_en(gpio_dev_t *hw)
{
return !GET_PERI_REG_MASK(RTC_CNTL_DIG_ISO_REG, RTC_CNTL_DG_PAD_FORCE_UNHOLD) && GET_PERI_REG_MASK(RTC_CNTL_DIG_ISO_REG, RTC_CNTL_DG_PAD_AUTOHOLD_EN_M);
}
/**
* @brief Enable gpio pad hold function.
*
@ -556,6 +590,36 @@ static inline void gpio_ll_hold_dis(gpio_dev_t *hw, gpio_num_t gpio_num)
CLEAR_PERI_REG_MASK(RTC_IO_DIG_PAD_HOLD_REG, GPIO_HOLD_MASK[gpio_num]);
}
/**
* @brief Get digital gpio pad hold status.
*
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number, only support output GPIOs
*
* @note caller must ensure that gpio_num is a digital io pad
*
* @return
* - true digital gpio pad is held
* - false digital gpio pad is unheld
*/
__attribute__((always_inline))
static inline bool gpio_ll_is_digital_io_hold(gpio_dev_t *hw, uint32_t gpio_num)
{
uint32_t mask = 0;
switch (gpio_num) {
case 1: mask = BIT(1); break;
case 3: mask = BIT(0); break;
case 5: mask = BIT(8); break;
case 6 ... 11 : mask = BIT(gpio_num - 4); break;
case 16 ... 19:
case 21 ... 23: mask = BIT(gpio_num - 7); break;
default: break;
}
return GET_PERI_REG_MASK(RTC_IO_DIG_PAD_HOLD_REG, mask);
}
/**
* @brief Set pad input to a peripheral signal through the IOMUX.
*

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@ -22,13 +22,14 @@
#pragma once
#include <stdlib.h>
#include <stdbool.h>
#include "soc/soc.h"
#include "soc/gpio_periph.h"
#include "soc/gpio_struct.h"
#include "soc/rtc_cntl_reg.h"
#include "soc/usb_serial_jtag_reg.h"
#include "hal/gpio_types.h"
#include "stdlib.h"
#ifdef __cplusplus
extern "C" {
@ -56,9 +57,10 @@ static inline void gpio_ll_pullup_en(gpio_dev_t *hw, gpio_num_t gpio_num)
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number
*/
__attribute__((always_inline))
static inline void gpio_ll_pullup_dis(gpio_dev_t *hw, gpio_num_t gpio_num)
{
REG_CLR_BIT(GPIO_PIN_MUX_REG[gpio_num], FUN_PU);
REG_CLR_BIT(IO_MUX_GPIO0_REG + (gpio_num * 4), FUN_PU);
}
/**
@ -78,9 +80,10 @@ static inline void gpio_ll_pulldown_en(gpio_dev_t *hw, gpio_num_t gpio_num)
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number
*/
__attribute__((always_inline))
static inline void gpio_ll_pulldown_dis(gpio_dev_t *hw, gpio_num_t gpio_num)
{
REG_CLR_BIT(GPIO_PIN_MUX_REG[gpio_num], FUN_PD);
REG_CLR_BIT(IO_MUX_GPIO0_REG + (gpio_num * 4), FUN_PD);
}
/**
@ -174,9 +177,10 @@ static inline void gpio_ll_intr_disable(gpio_dev_t *hw, gpio_num_t gpio_num)
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number
*/
__attribute__((always_inline))
static inline void gpio_ll_input_disable(gpio_dev_t *hw, gpio_num_t gpio_num)
{
PIN_INPUT_DISABLE(GPIO_PIN_MUX_REG[gpio_num]);
PIN_INPUT_DISABLE(IO_MUX_GPIO0_REG + (gpio_num * 4));
}
/**
@ -196,6 +200,7 @@ static inline void gpio_ll_input_enable(gpio_dev_t *hw, gpio_num_t gpio_num)
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number
*/
__attribute__((always_inline))
static inline void gpio_ll_output_disable(gpio_dev_t *hw, gpio_num_t gpio_num)
{
hw->enable_w1tc.enable_w1tc = (0x1 << gpio_num);
@ -237,6 +242,22 @@ static inline void gpio_ll_od_enable(gpio_dev_t *hw, gpio_num_t gpio_num)
hw->pin[gpio_num].pad_driver = 1;
}
/**
* @brief Select a function for the pin in the IOMUX
*
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number
* @param func Function to assign to the pin
*/
static inline __attribute__((always_inline)) void gpio_ll_func_sel(gpio_dev_t *hw, uint8_t gpio_num, uint32_t func)
{
// Disable USB Serial JTAG if pins 18 or pins 19 needs to select an IOMUX function
if (gpio_num == 18 || gpio_num == 19) {
CLEAR_PERI_REG_MASK(USB_SERIAL_JTAG_CONF0_REG, USB_SERIAL_JTAG_USB_PAD_ENABLE);
}
PIN_FUNC_SELECT(IO_MUX_GPIO0_REG + (gpio_num * 4), func);
}
/**
* @brief GPIO set output level
*
@ -339,6 +360,21 @@ static inline void gpio_ll_deep_sleep_hold_dis(gpio_dev_t *hw)
SET_PERI_REG_MASK(RTC_CNTL_DIG_ISO_REG, RTC_CNTL_CLR_DG_PAD_AUTOHOLD);
}
/**
* @brief Get deep sleep hold status
*
* @param hw Peripheral GPIO hardware instance address.
*
* @return
* - true deep sleep hold is enabled
* - false deep sleep hold is disabled
*/
__attribute__((always_inline))
static inline bool gpio_ll_deep_sleep_hold_is_en(gpio_dev_t *hw)
{
return !GET_PERI_REG_MASK(RTC_CNTL_DIG_ISO_REG, RTC_CNTL_DG_PAD_FORCE_UNHOLD) && GET_PERI_REG_MASK(RTC_CNTL_DIG_ISO_REG, RTC_CNTL_DG_PAD_AUTOHOLD_EN_M);
}
/**
* @brief Enable gpio pad hold function.
*
@ -369,6 +405,24 @@ static inline void gpio_ll_hold_dis(gpio_dev_t *hw, gpio_num_t gpio_num)
}
}
/**
* @brief Get digital gpio pad hold status.
*
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number, only support output GPIOs
*
* @note caller must ensure that gpio_num is a digital io pad
*
* @return
* - true digital gpio pad is held
* - false digital gpio pad is unheld
*/
__attribute__((always_inline))
static inline bool gpio_ll_is_digital_io_hold(gpio_dev_t *hw, uint32_t gpio_num)
{
return GET_PERI_REG_MASK(RTC_CNTL_DIG_PAD_HOLD_REG, BIT(gpio_num));
}
/**
* @brief Set pad input to a peripheral signal through the IOMUX.
*

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@ -22,6 +22,7 @@
#pragma once
#include <stdbool.h>
#include "soc/soc.h"
#include "soc/gpio_periph.h"
#include "soc/gpio_struct.h"
@ -57,9 +58,10 @@ static inline void gpio_ll_pullup_en(gpio_dev_t *hw, gpio_num_t gpio_num)
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number
*/
__attribute__((always_inline))
static inline void gpio_ll_pullup_dis(gpio_dev_t *hw, gpio_num_t gpio_num)
{
REG_CLR_BIT(GPIO_PIN_MUX_REG[gpio_num], FUN_PU);
REG_CLR_BIT(IO_MUX_GPIO0_REG + (gpio_num * 4), FUN_PU);
}
/**
@ -79,9 +81,10 @@ static inline void gpio_ll_pulldown_en(gpio_dev_t *hw, gpio_num_t gpio_num)
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number
*/
__attribute__((always_inline))
static inline void gpio_ll_pulldown_dis(gpio_dev_t *hw, gpio_num_t gpio_num)
{
REG_CLR_BIT(GPIO_PIN_MUX_REG[gpio_num], FUN_PD);
REG_CLR_BIT(IO_MUX_GPIO0_REG + (gpio_num * 4), FUN_PD);
}
/**
@ -173,9 +176,10 @@ static inline void gpio_ll_intr_disable(gpio_dev_t *hw, gpio_num_t gpio_num)
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number
*/
__attribute__((always_inline))
static inline void gpio_ll_input_disable(gpio_dev_t *hw, gpio_num_t gpio_num)
{
PIN_INPUT_DISABLE(GPIO_PIN_MUX_REG[gpio_num]);
PIN_INPUT_DISABLE(IO_MUX_GPIO0_REG + (gpio_num * 4));
}
/**
@ -195,6 +199,7 @@ static inline void gpio_ll_input_enable(gpio_dev_t *hw, gpio_num_t gpio_num)
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number
*/
__attribute__((always_inline))
static inline void gpio_ll_output_disable(gpio_dev_t *hw, gpio_num_t gpio_num)
{
if (gpio_num < 32) {
@ -245,6 +250,18 @@ static inline void gpio_ll_od_enable(gpio_dev_t *hw, gpio_num_t gpio_num)
hw->pin[gpio_num].pad_driver = 1;
}
/**
* @brief Select a function for the pin in the IOMUX
*
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number
* @param func Function to assign to the pin
*/
static inline __attribute__((always_inline)) void gpio_ll_func_sel(gpio_dev_t *hw, uint8_t gpio_num, uint32_t func)
{
PIN_FUNC_SELECT(IO_MUX_GPIO0_REG + (gpio_num * 4), func);
}
/**
* @brief GPIO set output level
*
@ -358,6 +375,21 @@ static inline void gpio_ll_deep_sleep_hold_dis(gpio_dev_t *hw)
SET_PERI_REG_MASK(RTC_CNTL_DIG_ISO_REG, RTC_CNTL_CLR_DG_PAD_AUTOHOLD);
}
/**
* @brief Get deep sleep hold status
*
* @param hw Peripheral GPIO hardware instance address.
*
* @return
* - true deep sleep hold is enabled
* - false deep sleep hold is disabled
*/
__attribute__((always_inline))
static inline bool gpio_ll_deep_sleep_hold_is_en(gpio_dev_t *hw)
{
return !GET_PERI_REG_MASK(RTC_CNTL_DIG_ISO_REG, RTC_CNTL_DG_PAD_FORCE_UNHOLD) && GET_PERI_REG_MASK(RTC_CNTL_DIG_ISO_REG, RTC_CNTL_DG_PAD_AUTOHOLD_EN_M);
}
/**
* @brief Enable gpio pad hold function.
*
@ -380,6 +412,24 @@ static inline void gpio_ll_hold_dis(gpio_dev_t *hw, gpio_num_t gpio_num)
CLEAR_PERI_REG_MASK(RTC_CNTL_DIG_PAD_HOLD_REG, GPIO_HOLD_MASK[gpio_num]);
}
/**
* @brief Get digital gpio pad hold status.
*
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number, only support output GPIOs
*
* @note caller must ensure that gpio_num is a digital io pad
*
* @return
* - true digital gpio pad is held
* - false digital gpio pad is unheld
*/
__attribute__((always_inline))
static inline bool gpio_ll_is_digital_io_hold(gpio_dev_t *hw, uint32_t gpio_num)
{
return GET_PERI_REG_MASK(RTC_CNTL_DIG_PAD_HOLD_REG, BIT(gpio_num - 21));
}
/**
* @brief Set pad input to a peripheral signal through the IOMUX.
*

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@ -22,6 +22,7 @@
#pragma once
#include <stdbool.h>
#include "soc/soc.h"
#include "soc/gpio_periph.h"
#include "soc/rtc_cntl_reg.h"
@ -56,9 +57,10 @@ static inline void gpio_ll_pullup_en(gpio_dev_t *hw, gpio_num_t gpio_num)
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number
*/
__attribute__((always_inline))
static inline void gpio_ll_pullup_dis(gpio_dev_t *hw, gpio_num_t gpio_num)
{
REG_CLR_BIT(GPIO_PIN_MUX_REG[gpio_num], FUN_PU);
REG_CLR_BIT(IO_MUX_GPIO0_REG + (gpio_num * 4), FUN_PU);
}
/**
@ -78,9 +80,10 @@ static inline void gpio_ll_pulldown_en(gpio_dev_t *hw, gpio_num_t gpio_num)
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number
*/
__attribute__((always_inline))
static inline void gpio_ll_pulldown_dis(gpio_dev_t *hw, gpio_num_t gpio_num)
{
REG_CLR_BIT(GPIO_PIN_MUX_REG[gpio_num], FUN_PD);
REG_CLR_BIT(IO_MUX_GPIO0_REG + (gpio_num * 4), FUN_PD);
}
/**
@ -175,9 +178,10 @@ static inline void gpio_ll_intr_disable(gpio_dev_t *hw, gpio_num_t gpio_num)
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number
*/
__attribute__((always_inline))
static inline void gpio_ll_input_disable(gpio_dev_t *hw, gpio_num_t gpio_num)
{
PIN_INPUT_DISABLE(GPIO_PIN_MUX_REG[gpio_num]);
PIN_INPUT_DISABLE(IO_MUX_GPIO0_REG + (gpio_num * 4));
}
/**
@ -197,6 +201,7 @@ static inline void gpio_ll_input_enable(gpio_dev_t *hw, gpio_num_t gpio_num)
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number
*/
__attribute__((always_inline))
static inline void gpio_ll_output_disable(gpio_dev_t *hw, gpio_num_t gpio_num)
{
if (gpio_num < 32) {
@ -247,6 +252,18 @@ static inline void gpio_ll_od_enable(gpio_dev_t *hw, gpio_num_t gpio_num)
hw->pin[gpio_num].pad_driver = 1;
}
/**
* @brief Select a function for the pin in the IOMUX
*
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number
* @param func Function to assign to the pin
*/
static inline __attribute__((always_inline)) void gpio_ll_func_sel(gpio_dev_t *hw, uint8_t gpio_num, uint32_t func)
{
PIN_FUNC_SELECT(IO_MUX_GPIO0_REG + (gpio_num * 4), func);
}
/**
* @brief GPIO set output level
*
@ -360,6 +377,21 @@ static inline void gpio_ll_deep_sleep_hold_dis(gpio_dev_t *hw)
SET_PERI_REG_MASK(RTC_CNTL_DIG_ISO_REG, RTC_CNTL_CLR_DG_PAD_AUTOHOLD);
}
/**
* @brief Get deep sleep hold status
*
* @param hw Peripheral GPIO hardware instance address.
*
* @return
* - true deep sleep hold is enabled
* - false deep sleep hold is disabled
*/
__attribute__((always_inline))
static inline bool gpio_ll_deep_sleep_hold_is_en(gpio_dev_t *hw)
{
return !GET_PERI_REG_MASK(RTC_CNTL_DIG_ISO_REG, RTC_CNTL_DG_PAD_FORCE_UNHOLD) && GET_PERI_REG_MASK(RTC_CNTL_DIG_ISO_REG, RTC_CNTL_DG_PAD_AUTOHOLD_EN_M);
}
/**
* @brief Enable gpio pad hold function.
*
@ -382,6 +414,24 @@ static inline void gpio_ll_hold_dis(gpio_dev_t *hw, gpio_num_t gpio_num)
CLEAR_PERI_REG_MASK(RTC_CNTL_DIG_PAD_HOLD_REG, GPIO_HOLD_MASK[gpio_num]);
}
/**
* @brief Get gpio pad hold status.
*
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number, only support output GPIOs
*
* @note caller must ensure that gpio_num is a digital io pad
*
* @return
* - true digital gpio pad is held
* - false digital gpio pad is unheld
*/
__attribute__((always_inline))
static inline bool gpio_ll_is_digital_io_hold(gpio_dev_t *hw, uint32_t gpio_num)
{
return GET_PERI_REG_MASK(RTC_CNTL_DIG_PAD_HOLD_REG, BIT(gpio_num - 21));
}
/**
* @brief Set pad input to a peripheral signal through the IOMUX.
*

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@ -187,6 +187,15 @@ void gpio_hal_intr_disable(gpio_hal_context_t *hal, gpio_num_t gpio_num);
*/
#define gpio_hal_od_enable(hal, gpio_num) gpio_ll_od_enable((hal)->dev, gpio_num)
/**
* @brief Select a function for the pin in the IOMUX
*
* @param hw Peripheral GPIO hardware instance address.
* @param gpio_num GPIO number
* @param func Function to assign to the pin
*/
#define gpio_hal_func_sel(hal, gpio_num, func) gpio_ll_func_sel((hal)->dev, gpio_num, func)
/**
* @brief GPIO set output level
*
@ -280,6 +289,22 @@ void gpio_hal_intr_disable(gpio_hal_context_t *hal, gpio_num_t gpio_num);
*/
#define gpio_hal_hold_dis(hal, gpio_num) gpio_ll_hold_dis((hal)->dev, gpio_num)
/**
* @brief Get wether digital gpio pad is held
*
* @param hal Context of the HAL layer
* @param gpio_num GPIO number, only support output GPIOs
*
* @note digital io means io pad powered by VDD3P3_CPU or VDD_SPI
* rtc io means io pad powered by VDD3P3_RTC
* caller must ensure that gpio_num is a digital io pad
*
* @return
* - true digital gpio pad is held
* - false digital gpio pad is unheld
*/
#define gpio_hal_is_digital_io_hold(hal, gpio_num) gpio_ll_is_digital_io_hold((hal)->dev, gpio_num)
/**
* @brief Enable all digital gpio pad hold function during Deep-sleep.
*
@ -300,6 +325,17 @@ void gpio_hal_intr_disable(gpio_hal_context_t *hal, gpio_num_t gpio_num);
*/
#define gpio_hal_deep_sleep_hold_dis(hal) gpio_ll_deep_sleep_hold_dis((hal)->dev)
/**
* @brief Get whether all digital gpio pad hold function during Deep-sleep is enabled.
*
* @param hal Context of the HAL layer
*
* @return
* - true deep sleep hold is enabled
* - false deep sleep hold is disabled
*/
#define gpio_hal_deep_sleep_hold_is_en(hal) gpio_ll_deep_sleep_hold_is_en((hal)->dev)
/**
* @brief Set pad input to a peripheral signal through the IOMUX.
*
@ -322,7 +358,7 @@ void gpio_hal_intr_disable(gpio_hal_context_t *hal, gpio_num_t gpio_num);
#if SOC_GPIO_SUPPORT_FORCE_HOLD
/**
* @brief Force hold digital and rtc gpio pad.
* @brief Force hold digital gpio pad.
* @note GPIO force hold, whether the chip in sleep mode or wakeup mode.
*
* @param hal Context of the HAL layer
@ -330,7 +366,7 @@ void gpio_hal_intr_disable(gpio_hal_context_t *hal, gpio_num_t gpio_num);
#define gpio_hal_force_hold_all(hal) gpio_ll_force_hold_all((hal)->dev)
/**
* @brief Force unhold digital and rtc gpio pad.
* @brief Force unhold digital gpio pad.
* @note GPIO force unhold, whether the chip in sleep mode or wakeup mode.
*
* @param hal Context of the HAL layer

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@ -13,6 +13,7 @@
// limitations under the License.
#include "soc/gpio_periph.h"
#include "esp_attr.h"
const uint32_t GPIO_PIN_MUX_REG[SOC_GPIO_PIN_COUNT] = {
IO_MUX_GPIO0_REG,
@ -99,3 +100,46 @@ const uint32_t GPIO_HOLD_MASK[SOC_GPIO_PIN_COUNT] = {
0,
0,
};
DRAM_ATTR const uint8_t GPIO_PIN_MUX_REG_OFFSET[] = {
0x44,
0x88,
0x40,
0x84,
0x48,
0x6c,
0x60,
0x64,
0x68,
0x54,
0x58,
0x5c,
0x34,
0x38,
0x30,
0x3c,
0x4c,
0x50,
0x70,
0x74,
0x78,
0x7c,
0x80,
0x8c,
0xFF, // 24
0x24,
0x28,
0x2c,
0xFF, // 28
0xFF, // 29
0xFF, // 30
0xFF, // 31
0x1c,
0x20,
0x14,
0x18,
0x04,
0x08,
0x0c,
0x10,
};

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@ -121,6 +121,9 @@
// GPIO >= 34 are input only
#define SOC_GPIO_VALID_OUTPUT_GPIO_MASK (SOC_GPIO_VALID_GPIO_MASK & ~(0ULL | BIT34 | BIT35 | BIT36 | BIT37 | BIT38 | BIT39))
// digital I/O pad powered by VDD3P3_CPU or VDD_SPI(GPIO_NUM: 1, 3, 5, 6, 7, 8, 9, 10, 11, 16, 17, 18, 19, 21, 22, 23)
#define SOC_GPIO_VALID_DIGITAL_IO_PAD_MASK 0xEF0FEAULL
// Support to configure slept status
#define SOC_GPIO_SUPPORT_SLP_SWITCH (1)

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@ -86,6 +86,9 @@
#define SOC_GPIO_VALID_OUTPUT_GPIO_MASK SOC_GPIO_VALID_GPIO_MASK
#define SOC_GPIO_DEEP_SLEEP_WAKEUP_VALID_GPIO_MASK (0ULL | BIT0 | BIT1 | BIT2 | BIT3 | BIT4 | BIT5)
// digital I/O pad powered by VDD3P3_CPU or VDD_SPI(GPIO_NUM_6~GPIO_NUM_21)
#define SOC_GPIO_VALID_DIGITAL_IO_PAD_MASK 0x00000000003FFFC0ULL
// Support to configure sleep status
#define SOC_GPIO_SUPPORT_SLP_SWITCH (1)

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@ -108,6 +108,9 @@
// GPIO 46 is input only
#define SOC_GPIO_VALID_OUTPUT_GPIO_MASK (SOC_GPIO_VALID_GPIO_MASK & ~(0ULL | BIT46))
// digital I/O pad powered by VDD3P3_CPU or VDD_SPI(GPIO_NUM_26~GPIO_NUM_46)
#define SOC_GPIO_VALID_DIGITAL_IO_PAD_MASK 0x00007FFFFC000000ULL
// Support to configure slept status
#define SOC_GPIO_SUPPORT_SLP_SWITCH (1)

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@ -32,6 +32,8 @@ extern "C" {
// GPIO 46 is input only
#define SOC_GPIO_VALID_OUTPUT_GPIO_MASK (SOC_GPIO_VALID_GPIO_MASK & ~(0ULL | BIT46))
// digital I/O pad powered by VDD3P3_CPU or VDD_SPI(GPIO_NUM_26~GPIO_NUM_48)
#define SOC_GPIO_VALID_DIGITAL_IO_PAD_MASK 0x0001FFFFFC000000ULL
#ifdef __cplusplus
}