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fix(gpio): fix USB DP pin unusable after CPU reset for S3/C3

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Closes https://github.com/espressif/esp-idf/issues/17488
This commit is contained in:
Song Ruo Jing
2025-09-02 17:37:57 +08:00
parent f3dedf6f62
commit 15c5178d5a
2 changed files with 70 additions and 56 deletions
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12
components/esp_system/port/soc/esp32c3/clk.c
View File

@@ -215,10 +215,13 @@ __attribute__((weak)) void esp_perip_clk_init(void)
/* For reason that only reset CPU, do not disable the clocks
* that have been enabled before reset.
*/
uint32_t hwcrypto_mask_in_perip1 = (SYSTEM_CRYPTO_HMAC_CLK_EN | SYSTEM_CRYPTO_DS_CLK_EN | SYSTEM_CRYPTO_RSA_CLK_EN | SYSTEM_CRYPTO_SHA_CLK_EN | SYSTEM_CRYPTO_AES_CLK_EN);
if (rst_reason == RESET_REASON_CPU0_MWDT0 || rst_reason == RESET_REASON_CPU0_SW ||
rst_reason == RESET_REASON_CPU0_RTC_WDT || rst_reason == RESET_REASON_CPU0_MWDT1) {
common_perip_clk = ~READ_PERI_REG(SYSTEM_PERIP_CLK_EN0_REG);
hwcrypto_perip_clk = ~READ_PERI_REG(SYSTEM_PERIP_CLK_EN1_REG);
common_perip_clk1 = (~READ_PERI_REG(SYSTEM_PERIP_CLK_EN1_REG)) & (~hwcrypto_mask_in_perip1);
hwcrypto_perip_clk = (~READ_PERI_REG(SYSTEM_PERIP_CLK_EN1_REG)) & hwcrypto_mask_in_perip1;
wifi_bt_sdio_clk = ~READ_PERI_REG(SYSTEM_WIFI_CLK_EN_REG);
} else {
common_perip_clk = SYSTEM_WDG_CLK_EN |
@@ -238,7 +241,6 @@ __attribute__((weak)) void esp_perip_clk_init(void)
SYSTEM_SPI3_CLK_EN |
SYSTEM_SPI4_CLK_EN |
SYSTEM_TWAI_CLK_EN |
SYSTEM_I2S0_CLK_EN |
SYSTEM_SPI2_DMA_CLK_EN |
SYSTEM_SPI3_DMA_CLK_EN;
@@ -256,7 +258,7 @@ __attribute__((weak)) void esp_perip_clk_init(void)
* declare __DECLARE_RCC_ATOMIC_ENV here. */
int __DECLARE_RCC_ATOMIC_ENV __attribute__((unused));
// Disable USB-Serial-JTAG clock and it's pad if not used
usb_serial_jtag_ll_phy_enable_pad(false);
usb_serial_jtag_ll_phy_enable_pad(false); // should not reset USJ registers in the code below, otherwises, usb pad will be enabled again
usb_serial_jtag_ll_enable_bus_clock(false);
#endif
}
@@ -277,10 +279,10 @@ __attribute__((weak)) void esp_perip_clk_init(void)
SYSTEM_SPI3_CLK_EN |
SYSTEM_SPI4_CLK_EN |
SYSTEM_I2C_EXT1_CLK_EN |
SYSTEM_I2S0_CLK_EN |
SYSTEM_SPI2_DMA_CLK_EN |
SYSTEM_SPI3_DMA_CLK_EN;
common_perip_clk1 = 0;
common_perip_clk &= ~SYSTEM_USB_DEVICE_CLK_EN; // ignore USB-Serial-JTAG module, which has already been handled above (for non-CPU-reset cases)
/* Change I2S clock to audio PLL first. Because if I2S uses 160MHz clock,
* the current is not reduced when disable I2S clock.

114
components/esp_system/port/soc/esp32s3/clk.c
View File

@@ -26,6 +26,7 @@
#include "esp_private/esp_clk.h"
#include "bootloader_clock.h"
#include "soc/syscon_reg.h"
#include "hal/gpio_ll.h"
ESP_LOG_ATTR_TAG(TAG, "clk");
@@ -225,6 +226,8 @@ __attribute__((weak)) void esp_perip_clk_init(void)
/* For reason that only reset CPU, do not disable the clocks
* that have been enabled before reset.
*/
uint32_t hwcrypto_mask_in_perip1 = (SYSTEM_CRYPTO_HMAC_CLK_EN | SYSTEM_CRYPTO_DS_CLK_EN | SYSTEM_CRYPTO_RSA_CLK_EN | SYSTEM_CRYPTO_SHA_CLK_EN | SYSTEM_CRYPTO_AES_CLK_EN);
if ((rst_reas[0] == RESET_REASON_CPU0_MWDT0 || rst_reas[0] == RESET_REASON_CPU0_SW ||
rst_reas[0] == RESET_REASON_CPU0_RTC_WDT || rst_reas[0] == RESET_REASON_CPU0_MWDT1)
#if !CONFIG_ESP_SYSTEM_SINGLE_CORE_MODE
@@ -233,82 +236,91 @@ __attribute__((weak)) void esp_perip_clk_init(void)
#endif
) {
common_perip_clk = ~READ_PERI_REG(SYSTEM_PERIP_CLK_EN0_REG);
hwcrypto_perip_clk = ~READ_PERI_REG(SYSTEM_PERIP_CLK_EN1_REG);
common_perip_clk1 = (~READ_PERI_REG(SYSTEM_PERIP_CLK_EN1_REG)) & (~hwcrypto_mask_in_perip1);
hwcrypto_perip_clk = (~READ_PERI_REG(SYSTEM_PERIP_CLK_EN1_REG)) & hwcrypto_mask_in_perip1;
wifi_bt_sdio_clk = ~READ_PERI_REG(SYSTEM_WIFI_CLK_EN_REG);
} else {
common_perip_clk = SYSTEM_WDG_CLK_EN |
SYSTEM_I2S0_CLK_EN |
common_perip_clk =
SYSTEM_WDG_CLK_EN |
SYSTEM_I2S0_CLK_EN |
#if CONFIG_ESP_CONSOLE_UART_NUM != 0
SYSTEM_UART_CLK_EN |
SYSTEM_UART_CLK_EN |
#endif
#if CONFIG_ESP_CONSOLE_UART_NUM != 1
SYSTEM_UART1_CLK_EN |
SYSTEM_UART1_CLK_EN |
#endif
SYSTEM_USB_CLK_EN |
SYSTEM_SPI2_CLK_EN |
SYSTEM_I2C_EXT0_CLK_EN |
SYSTEM_UHCI0_CLK_EN |
SYSTEM_RMT_CLK_EN |
SYSTEM_PCNT_CLK_EN |
SYSTEM_LEDC_CLK_EN |
SYSTEM_TIMERGROUP1_CLK_EN |
SYSTEM_SPI3_CLK_EN |
SYSTEM_SPI4_CLK_EN |
SYSTEM_PWM0_CLK_EN |
SYSTEM_TWAI_CLK_EN |
SYSTEM_PWM1_CLK_EN |
SYSTEM_I2S1_CLK_EN |
SYSTEM_SPI2_DMA_CLK_EN |
SYSTEM_SPI3_DMA_CLK_EN |
SYSTEM_PWM2_CLK_EN |
SYSTEM_PWM3_CLK_EN;
common_perip_clk1 =
#if CONFIG_ESP_CONSOLE_UART_NUM != 2
SYSTEM_UART2_CLK_EN |
SYSTEM_UART2_CLK_EN |
#endif
SYSTEM_USB_CLK_EN |
SYSTEM_SPI2_CLK_EN |
SYSTEM_I2C_EXT0_CLK_EN |
SYSTEM_UHCI0_CLK_EN |
SYSTEM_RMT_CLK_EN |
SYSTEM_PCNT_CLK_EN |
SYSTEM_LEDC_CLK_EN |
SYSTEM_TIMERGROUP1_CLK_EN |
SYSTEM_SPI3_CLK_EN |
SYSTEM_SPI4_CLK_EN |
SYSTEM_PWM0_CLK_EN |
SYSTEM_TWAI_CLK_EN |
SYSTEM_PWM1_CLK_EN |
SYSTEM_I2S1_CLK_EN |
SYSTEM_SPI2_DMA_CLK_EN |
SYSTEM_SPI3_DMA_CLK_EN |
SYSTEM_PWM2_CLK_EN |
SYSTEM_PWM3_CLK_EN;
common_perip_clk1 = 0;
hwcrypto_perip_clk = SYSTEM_CRYPTO_AES_CLK_EN |
SYSTEM_CRYPTO_SHA_CLK_EN |
SYSTEM_CRYPTO_RSA_CLK_EN;
wifi_bt_sdio_clk = SYSTEM_WIFI_CLK_WIFI_EN |
SYSTEM_WIFI_CLK_BT_EN_M |
SYSTEM_WIFI_CLK_I2C_CLK_EN |
SYSTEM_WIFI_CLK_UNUSED_BIT12 |
SYSTEM_WIFI_CLK_SDIO_HOST_EN;
0;
hwcrypto_perip_clk =
SYSTEM_CRYPTO_AES_CLK_EN |
SYSTEM_CRYPTO_SHA_CLK_EN |
SYSTEM_CRYPTO_RSA_CLK_EN;
wifi_bt_sdio_clk =
SYSTEM_WIFI_CLK_WIFI_EN |
SYSTEM_WIFI_CLK_BT_EN_M |
SYSTEM_WIFI_CLK_I2C_CLK_EN |
SYSTEM_WIFI_CLK_UNUSED_BIT12 |
SYSTEM_WIFI_CLK_SDIO_HOST_EN;
#if !CONFIG_USJ_ENABLE_USB_SERIAL_JTAG && !CONFIG_ESP_CONSOLE_USB_SERIAL_JTAG_ENABLED
/* This function only called on startup thus is thread safe. To avoid build errors/warnings
* declare __DECLARE_RCC_ATOMIC_ENV here. */
int __DECLARE_RCC_ATOMIC_ENV __attribute__((unused));
// Disable USB-Serial-JTAG clock and it's pad if not used
usb_serial_jtag_ll_phy_enable_pad(false);
usb_serial_jtag_ll_phy_enable_pad(false); // should not reset USJ registers in the code below, otherwises, usb pad will be enabled again
usb_serial_jtag_ll_enable_bus_clock(false);
#endif
}
//Reset the communication peripherals like I2C, SPI, UART, I2S and bring them to known state.
common_perip_clk |= SYSTEM_I2S0_CLK_EN |
common_perip_clk |=
SYSTEM_I2S0_CLK_EN |
#if CONFIG_ESP_CONSOLE_UART_NUM != 0
SYSTEM_UART_CLK_EN |
SYSTEM_UART_CLK_EN |
#endif
#if CONFIG_ESP_CONSOLE_UART_NUM != 1
SYSTEM_UART1_CLK_EN |
SYSTEM_UART1_CLK_EN |
#endif
SYSTEM_USB_CLK_EN |
SYSTEM_SPI2_CLK_EN |
SYSTEM_I2C_EXT0_CLK_EN |
SYSTEM_UHCI0_CLK_EN |
SYSTEM_RMT_CLK_EN |
SYSTEM_UHCI1_CLK_EN |
SYSTEM_SPI3_CLK_EN |
SYSTEM_SPI4_CLK_EN |
SYSTEM_I2C_EXT1_CLK_EN |
SYSTEM_I2S1_CLK_EN |
SYSTEM_SPI2_DMA_CLK_EN |
SYSTEM_SPI3_DMA_CLK_EN;
common_perip_clk1 |=
#if CONFIG_ESP_CONSOLE_UART_NUM != 2
SYSTEM_UART2_CLK_EN |
SYSTEM_UART2_CLK_EN |
#endif
SYSTEM_USB_CLK_EN |
SYSTEM_SPI2_CLK_EN |
SYSTEM_I2C_EXT0_CLK_EN |
SYSTEM_UHCI0_CLK_EN |
SYSTEM_RMT_CLK_EN |
SYSTEM_UHCI1_CLK_EN |
SYSTEM_SPI3_CLK_EN |
SYSTEM_SPI4_CLK_EN |
SYSTEM_I2C_EXT1_CLK_EN |
SYSTEM_I2S1_CLK_EN |
SYSTEM_SPI2_DMA_CLK_EN |
SYSTEM_SPI3_DMA_CLK_EN;
common_perip_clk1 = 0;
0;
common_perip_clk1 &= ~SYSTEM_USB_DEVICE_CLK_EN; // ignore USB-Serial-JTAG module, which has already been handled above (for non-CPU-reset cases)
/* Disable some peripheral clocks. */
CLEAR_PERI_REG_MASK(SYSTEM_PERIP_CLK_EN0_REG, common_perip_clk);