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fix(esp_hw_support): fix lightsleep current leakage on usb-phy controlled pad

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wuzhenghui
2023-10-27 18:23:50 +08:00
parent 573d06f6f7
commit 0ab0d2182e
15 changed files with 438 additions and 14 deletions
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64
components/hal/esp32c3/include/hal/usb_serial_jtag_ll.h
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2021-2023 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -7,8 +7,11 @@
// The LL layer of the USB-serial-jtag controller
#pragma once
#include <stdbool.h>
#include "esp_attr.h"
#include "soc/usb_serial_jtag_reg.h"
#include "soc/usb_serial_jtag_struct.h"
#include "soc/system_struct.h"
#ifdef __cplusplus
extern "C" {
@@ -168,6 +171,65 @@ static inline void usb_serial_jtag_ll_txfifo_flush(void)
USB_SERIAL_JTAG.ep1_conf.wr_done=1;
}
/**
* @brief Disable usb serial jtag pad during light sleep to avoid current leakage
*
* @return Initial configuration of usb serial jtag pad enable before light sleep
*/
FORCE_INLINE_ATTR bool usb_serial_jtag_ll_pad_backup_and_disable(void)
{
bool pad_enabled = USB_SERIAL_JTAG.conf0.usb_pad_enable;
// Disable USB pad function
USB_SERIAL_JTAG.conf0.usb_pad_enable = 0;
return pad_enabled;
}
/**
* @brief Enable the internal USJ PHY control to D+/D- pad
*
* @param enable_pad Enable the USJ PHY control to D+/D- pad
*/
FORCE_INLINE_ATTR void usb_serial_jtag_ll_enable_pad(bool enable_pad)
{
USB_SERIAL_JTAG.conf0.usb_pad_enable = enable_pad;
}
/**
* @brief Enable the bus clock for USB Serial_JTAG module
* @param clk_en True if enable the clock of USB Serial_JTAG module
*/
FORCE_INLINE_ATTR void usb_serial_jtag_ll_enable_bus_clock(bool clk_en)
{
SYSTEM.perip_clk_en0.reg_usb_device_clk_en = clk_en;
}
// SYSTEM.perip_clk_enx are shared registers, so this function must be used in an atomic way
#define usb_serial_jtag_ll_enable_bus_clock(...) (void)__DECLARE_RCC_ATOMIC_ENV; usb_serial_jtag_ll_enable_bus_clock(__VA_ARGS__)
/**
* @brief Reset the usb serial jtag module
*/
FORCE_INLINE_ATTR void usb_serial_jtag_ll_reset_register(void)
{
SYSTEM.perip_rst_en0.reg_usb_device_rst = 1;
SYSTEM.perip_rst_en0.reg_usb_device_rst = 0;
}
// SYSTEM.perip_clk_enx are shared registers, so this function must be used in an atomic way
#define usb_serial_jtag_ll_reset_register(...) (void)__DECLARE_RCC_ATOMIC_ENV; usb_serial_jtag_ll_reset_register(__VA_ARGS__)
/**
* Get the enable status USB Serial_JTAG module
*
* @return Return true if USB Serial_JTAG module is enabled
*/
FORCE_INLINE_ATTR bool usb_serial_jtag_ll_module_is_enabled(void)
{
return (SYSTEM.perip_clk_en0.reg_usb_device_clk_en && !SYSTEM.perip_rst_en0.reg_usb_device_rst);
}
#ifdef __cplusplus
}