d7c12953创建于 2025年5月28日历史提交
/*
 * SPDX-FileCopyrightText: 2016-2022 Espressif Systems (Shanghai) CO LTD
 *
 * SPDX-License-Identifier: GPL-2.0-or-later
 */

/* SoC-level support.
 *
 * Provide a unified register-level interface.
 *
 * This is the same information provided in the register headers
 * of ESP8266 Non-OS SDK and ESP-IDF soc component, however
 * only values that are needed for the flasher stub are included here.
 *
 */
#pragma once

#include <stdint.h>
#include <stdbool.h>
#include <stddef.h>

#define READ_REG(REG) (*((volatile uint32_t *)(REG)))
#define WRITE_REG(REG, VAL) *((volatile uint32_t *)(REG)) = (VAL)
#define REG_SET_MASK(reg, mask) WRITE_REG((reg), (READ_REG(reg)|(mask)))
#define REG_CLR_MASK(reg, mask) WRITE_REG((reg), (READ_REG(reg)&(~(mask))))
#define REG_SET_FIELD(_r, _f, _v) (WRITE_REG((_r),((READ_REG(_r) & ~((_f) << (_f##_S)))|(((_v) & (_f))<<(_f##_S)))))

#define ESP32_OR_LATER   !(ESP8266)
#define ESP32S2_OR_LATER !(ESP8266 || ESP32)
#define ESP32S3_OR_LATER !(ESP8266 || ESP32 || ESP32S2)

/**********************************************************
 * Per-SOC capabilities
 */
#ifdef ESP32S2
#define WITH_USB_OTG 1
#endif // ESP32S2

#ifdef ESP32C3
#define WITH_USB_JTAG_SERIAL 1
#define IS_RISCV 1
#endif // ESP32C3

#ifdef ESP32S3
#define WITH_USB_JTAG_SERIAL 1
#define WITH_USB_OTG 1
#endif // ESP32S3

#ifdef ESP32C6
#define WITH_USB_JTAG_SERIAL 1
#define IS_RISCV 1
#endif // ESP32C6

#ifdef ESP32H2
#define WITH_USB_JTAG_SERIAL 1
#define IS_RISCV 1
#endif // ESP32H2

#ifdef ESP32P4
// TODO: Add support for USB modes when MP is available
// #define WITH_USB_JTAG_SERIAL 1
// #define WITH_USB_OTG 1
#define IS_RISCV 1
#endif // ESP32P4

// Increase CPU freq to speed up read/write operations over USB
// Disabled on the S3 due to stability issues, would require dbias adjustment.
// https://github.com/espressif/esptool/issues/832, https://github.com/espressif/esptool/issues/808
#define USE_MAX_CPU_FREQ ((WITH_USB_JTAG_SERIAL || WITH_USB_OTG) && !ESP32S3)

// Later chips don't support ets_efuse_get_spiconfig.
#define SUPPORT_CONFIG_SPI (ESP32 || ESP32S2 || ESP32S3 || ESP32S3BETA2 || ESP32C3 || ESP32H2BETA1 || ESP32H2BETA2 || ESP32C6BETA)

/**********************************************************
 * Per-SOC based peripheral register base addresses
 * Sync with reg_base.h in ESP-IDF
 */
#ifdef ESP8266
#define UART_BASE_REG       0x60000000 /* UART0 */
#define SPI_BASE_REG        0x60000200 /* SPI peripheral 0 */
#endif

#ifdef ESP32
#define UART_BASE_REG       0x3ff40000 /* UART0 */
#define SPI_BASE_REG        0x3ff42000 /* SPI peripheral 1, used for SPI flash */
#define SPI0_BASE_REG       0x3ff43000 /* SPI peripheral 0, inner state machine */
#define GPIO_BASE_REG       0x3ff44000 /* GPIO */
#define DR_REG_IO_MUX_BASE  0x3ff49000
#endif

#ifdef ESP32S2
#define UART_BASE_REG       0x60000000 /* UART0 */
#define SPI_BASE_REG        0x3f402000 /* SPI peripheral 1, used for SPI flash */
#define SPI0_BASE_REG       0x3f403000 /* SPI peripheral 0, inner state machine */
#define GPIO_BASE_REG       0x3f404000
#define USB_BASE_REG        0x60080000
#define RTCCNTL_BASE_REG    0x3f408000
#define SYSTEM_BASE_REG     0x3F4C0000
#define DR_REG_IO_MUX_BASE  0x3f409000
#endif

#ifdef ESP32S3
#define UART_BASE_REG       0x60000000 /* UART0 */
#define SPI_BASE_REG        0x60002000 /* SPI peripheral 1, used for SPI flash */
#define SPI0_BASE_REG       0x60003000 /* SPI peripheral 0, inner state machine */
#define GPIO_BASE_REG       0x60004000 /* GPIO */
#define USB_BASE_REG        0x60080000
#define RTCCNTL_BASE_REG    0x60008000 /* RTC Control */
#define USB_DEVICE_BASE_REG 0x60038000
#define SYSTEM_BASE_REG     0x600C0000
#define DR_REG_IO_MUX_BASE  0x60009000
#endif

#ifdef ESP32S3BETA2
#define UART_BASE_REG       0x60000000 /* UART0 */
#define SPI_BASE_REG        0x60002000 /* SPI peripheral 1, used for SPI flash */
#define SPI0_BASE_REG       0x60003000 /* SPI peripheral 0, inner state machine */
#define GPIO_BASE_REG       0x60004000 /* GPIO */
#define USB_BASE_REG        0x60080000
#define RTCCNTL_BASE_REG    0x60008000 /* RTC Control */
#define USB_DEVICE_BASE_REG 0x60038000
#define SYSTEM_BASE_REG     0x600C0000
#define DR_REG_IO_MUX_BASE  0x60009000
#endif

#ifdef ESP32C3
#define UART_BASE_REG       0x60000000 /* UART0 */
#define SPI_BASE_REG        0x60002000 /* SPI peripheral 1, used for SPI flash */
#define SPI0_BASE_REG       0x60003000 /* SPI peripheral 0, inner state machine */
#define GPIO_BASE_REG       0x60004000
#define RTCCNTL_BASE_REG    0x60008000 /* RTC Control */
#define USB_DEVICE_BASE_REG 0x60043000
#define SYSTEM_BASE_REG     0x600C0000
#define DR_REG_IO_MUX_BASE  0x60009000
#endif

#ifdef ESP32C6BETA
#define UART_BASE_REG       0x60000000 /* UART0 */
#define SPI_BASE_REG        0x60002000 /* SPI peripheral 1, used for SPI flash */
#define SPI0_BASE_REG       0x60003000 /* SPI peripheral 0, inner state machine */
#define GPIO_BASE_REG       0x60004000
#define DR_REG_IO_MUX_BASE  0x60009000
#endif

#ifdef ESP32H2BETA1
#define UART_BASE_REG       0x60000000 /* UART0 */
#define SPI_BASE_REG        0x60002000 /* SPI peripheral 1, used for SPI flash */
#define SPI0_BASE_REG       0x60003000 /* SPI peripheral 0, inner state machine */
#define GPIO_BASE_REG       0x60004000
#define RTCCNTL_BASE_REG    0x60008000
#define DR_REG_IO_MUX_BASE  0x60009000
#endif

#ifdef ESP32H2BETA2
#define UART_BASE_REG       0x60000000 /* UART0 */
#define SPI_BASE_REG        0x60002000 /* SPI peripheral 1, used for SPI flash */
#define SPI0_BASE_REG       0x60003000 /* SPI peripheral 0, inner state machine */
#define GPIO_BASE_REG       0x60004000
#define DR_REG_IO_MUX_BASE  0x60009000
#endif

#ifdef ESP32C2
#define UART_BASE_REG       0x60000000 /* UART0 */
#define SPI_BASE_REG        0x60002000 /* SPI peripheral 1, used for SPI flash */
#define SPI0_BASE_REG       0x60003000 /* SPI peripheral 0, inner state machine */
#define GPIO_BASE_REG       0x60004000
#define DR_REG_IO_MUX_BASE  0x60009000
#endif

#ifdef ESP32C6
#define UART_BASE_REG       0x60000000 /* UART0 */
#define SPI_BASE_REG        0x60003000 /* SPI peripheral 1, used for SPI flash */
#define SPI0_BASE_REG       0x60002000 /* SPI peripheral 0, inner state machine */
#define GPIO_BASE_REG       0x60091000
#define USB_DEVICE_BASE_REG 0x6000F000
#define DR_REG_PCR_BASE     0x60096000
#define DR_REG_LP_WDT_BASE  0x600B1C00
#define DR_REG_IO_MUX_BASE  0x60009000
#endif

#ifdef ESP32H2
#define UART_BASE_REG       0x60000000 /* UART0 */
#define SPI_BASE_REG        0x60003000 /* SPI peripheral 1, used for SPI flash */
#define SPI0_BASE_REG       0x60002000 /* SPI peripheral 0, inner state machine */
#define GPIO_BASE_REG       0x60091000
#define USB_DEVICE_BASE_REG 0x6000F000
#define DR_REG_PCR_BASE     0x60096000
#define DR_REG_LP_WDT_BASE  0x600B1C00
#define DR_REG_IO_MUX_BASE  0x60009000
#endif

#ifdef ESP32P4
#define UART_BASE_REG       0x500CA000 /* UART0 */
#define SPI_BASE_REG        0x5008D000 /* SPI peripheral 1, used for SPI flash */
#define SPI0_BASE_REG       0x5008C000 /* SPI peripheral 0, inner state machine */
#define GPIO_BASE_REG       0x500E0000
#define DR_REG_IO_MUX_BASE  0x500E1000
#endif

/**********************************************************
 * UART peripheral
 *
 * The features we use are basically the same on all chips
 *
 * Only UART0 is used
 */
#define UART_CLKDIV_REG(X) (UART_BASE_REG + 0x14)
#define UART_CLKDIV_M      (0x000FFFFF)

#if ESP32_OR_LATER
#define UART_CLKDIV_FRAG_S 20
#define UART_CLKDIV_FRAG_V 0xF
#endif

#define UART_FIFO(X)       (UART_BASE_REG + 0x00)
#define UART_INT_ST(X)     (UART_BASE_REG + 0x08)
#define UART_INT_ENA(X)    (UART_BASE_REG + 0x0C)
#define UART_INT_CLR(X)    (UART_BASE_REG + 0x10)
#define UART_STATUS(X)     (UART_BASE_REG + 0x1C)

#if ESP32S2_OR_LATER && !ESP32C6 && !ESP32H2
#define UART_RXFIFO_CNT_M 0x3FF
#else
#define UART_RXFIFO_CNT_M 0xFF
#endif

#define UART_RXFIFO_FULL_INT_ENA            (1<<0)
#define UART_RXFIFO_TOUT_INT_ENA            (1<<8)

#define ETS_UART0_INUM 5


/**********************************************************
 * SPI peripheral
 *
 * The features we use are mostly the same on all chips
 * except for W0 base address & option for 2-byte status command
 *
 * Only one SPI peripheral is used (0 on ESP8266, 1 on ESP32).
 * On ESP32S2 && ESP32S3 this is called SPI_MEM_xxx index 1
 */
#define SPI_CMD_REG       (SPI_BASE_REG + 0x00)
#define SPI_FLASH_WREN    (1<<30)
#define SPI_FLASH_RDSR    (1<<27)
#define SPI_FLASH_SE      (1<<24)
#define SPI_FLASH_BE      (1<<23)

#define SPI_ADDR_REG      (SPI_BASE_REG + 0x04)

#define SPI_CTRL_REG      (SPI_BASE_REG + 0x08)
#if ESP32_OR_LATER
#define SPI_WRSR_2B       (1<<22)
#endif

#if ESP32S2_OR_LATER
#define SPI_RD_STATUS_REG (SPI_BASE_REG + 0x2C)
#else
#define SPI_RD_STATUS_REG (SPI_BASE_REG + 0x10)
#endif

#ifdef ESP8266
#define SPI_W0_REG        (SPI_BASE_REG + 0x40)
#endif
#ifdef ESP32
#define SPI_W0_REG        (SPI_BASE_REG + 0x80)
#endif
#if ESP32S2_OR_LATER
#define SPI_W0_REG        (SPI_BASE_REG + 0x58)
#endif

#if ESP32S2_OR_LATER
#define SPI_EXT2_REG      (SPI_BASE_REG + 0x54) /* renamed SPI_MEM_FSM_REG */
#else
#define SPI_EXT2_REG      (SPI_BASE_REG + 0xF8)
#endif

#define SPI_ST 0x7 /* done state value */

#ifdef ESP32
/* On ESP32 & newer the SPI peripherals are layered
 * flash, this lets us check the state of the internal
 * state machine under the SPI flash controller
 */
#define SPI0_EXT2_REG     (SPI0_BASE_REG + 0xF8)
#endif
#if ESP32S2_OR_LATER
#define SPI0_EXT2_REG     (SPI0_BASE_REG + 0x54)
#endif

/**********************************************************
 * GPIO peripheral
 *
 * We only need to read the strapping register on ESP32 or later
 */
#define GPIO_STRAP_REG    (GPIO_BASE_REG + 0x38)

/**********************************************************
 * USB peripheral
 */

#ifdef ESP32S2
#define UART_USB_OTG  2

#define ETS_USB_INTR_SOURCE  48
#define ETS_USB_INUM  9  /* arbitrary level 1 level interrupt */
#endif // ESP32S2

#ifdef ESP32C3
#define UART_USB_JTAG_SERIAL  3

#define DR_REG_INTERRUPT_CORE0_BASE             0x600c2000
#define INTERRUPT_CORE0_USB_INTR_MAP_REG        (DR_REG_INTERRUPT_CORE0_BASE + 0x068) /* USB-JTAG-Serial */

#define ETS_USB_INUM 17  /* arbitrary level 1 level interrupt */
#endif // ESP32C3

#ifdef ESP32S3
#define UART_USB_OTG  3
#define UART_USB_JTAG_SERIAL  4

#define DR_REG_INTERRUPT_CORE0_BASE             0x600c2000
#define INTERRUPT_CORE0_USB_INTR_MAP_REG        (DR_REG_INTERRUPT_CORE0_BASE + 0x098) /* DWC-OTG */
#define INTERRUPT_CORE0_USB_DEVICE_INT_MAP_REG  (DR_REG_INTERRUPT_CORE0_BASE + 0x180) /* USB-JTAG-Serial */

#define ETS_USB_INUM 17  /* arbitrary level 1 level interrupt */
#endif // ESP32S3

#ifdef ESP32C6
#define UART_USB_JTAG_SERIAL  3

#define DR_REG_INTERRUPT_MATRIX_BASE            0x60010000
#define INTERRUPT_CORE0_USB_INTR_MAP_REG        (DR_REG_INTERRUPT_MATRIX_BASE + 0xC0) /* USB-JTAG-Serial, INTMTX_CORE0_USB_INTR_MAP_REG */

#define ETS_USB_INUM 17  /* arbitrary level 1 level interrupt */
#endif // ESP32C6

#ifdef ESP32H2
#define UART_USB_JTAG_SERIAL  3

#define DR_REG_INTERRUPT_MATRIX_BASE            0x60010000
#define INTERRUPT_CORE0_USB_INTR_MAP_REG        (DR_REG_INTERRUPT_MATRIX_BASE + 0x94) /* USB-JTAG-Serial, INTMTX_CORE0_USB_INTR_MAP_REG */

#define ETS_USB_INUM 17  /* arbitrary level 1 level interrupt */
#endif // ESP32H2

#ifdef WITH_USB_JTAG_SERIAL
#define USB_DEVICE_INT_ENA_REG          (USB_DEVICE_BASE_REG + 0x010)
#define USB_DEVICE_INT_CLR_REG          (USB_DEVICE_BASE_REG + 0x014)
#define USB_DEVICE_EP1_CONF_REG         (USB_DEVICE_BASE_REG + 0x004)
#define USB_DEVICE_EP1_REG              (USB_DEVICE_BASE_REG + 0x000)
#define USB_DEVICE_SERIAL_OUT_RECV_PKT_INT_CLR  (1<<2)
#define USB_DEVICE_SERIAL_OUT_EP_DATA_AVAIL     (1<<2)
#define USB_DEVICE_SERIAL_OUT_RECV_PKT_INT_ENA  (1<<2)
#endif // WITH_USB_JTAG_SERIAL

#define USB_GAHBCFG_REG    (USB_BASE_REG + 0x8)
#define USB_GLBLLNTRMSK    (1 << 0)


/**********************************************************
 * RTC_CNTL peripheral
 */

#ifdef ESP32S2
#define RTC_CNTL_OPTION1_REG          (RTCCNTL_BASE_REG + 0x0128)
#endif

#ifdef ESP32S3
#define RTC_CNTL_OPTION1_REG          (RTCCNTL_BASE_REG + 0x012C)
#define RTC_CNTL_WDTCONFIG0_REG       (RTCCNTL_BASE_REG + 0x0098)  // RTC_CNTL_RTC_WDTCONFIG0_REG
#define RTC_CNTL_WDTWPROTECT_REG      (RTCCNTL_BASE_REG + 0x00B0)  // RTC_CNTL_RTC_WDTWPROTECT_REG
#define RTC_CNTL_SWD_CONF_REG         (RTCCNTL_BASE_REG + 0x00B4)
#define RTC_CNTL_SWD_WPROTECT_REG     (RTCCNTL_BASE_REG + 0x00B8)
#define RTC_CNTL_SWD_WKEY             0x8F1D312A
#define RTC_CNTL_SWD_AUTO_FEED_EN     (1 << 31)
#endif

#ifdef ESP32C3
#define RTC_CNTL_WDTCONFIG0_REG       (RTCCNTL_BASE_REG + 0x0090)
#define RTC_CNTL_WDTWPROTECT_REG      (RTCCNTL_BASE_REG + 0x00A8)
#define RTC_CNTL_SWD_CONF_REG         (RTCCNTL_BASE_REG + 0x00AC)
#define RTC_CNTL_SWD_WPROTECT_REG     (RTCCNTL_BASE_REG + 0x00B0)
#define RTC_CNTL_SWD_WKEY             0x8F1D312A
#define RTC_CNTL_SWD_AUTO_FEED_EN     (1 << 31)
#endif

#ifdef ESP32C6
#define RTC_CNTL_WDTCONFIG0_REG       (DR_REG_LP_WDT_BASE + 0x0)   // LP_WDT_RWDT_CONFIG0_REG
#define RTC_CNTL_WDTWPROTECT_REG      (DR_REG_LP_WDT_BASE + 0x0018)  // LP_WDT_RWDT_WPROTECT_REG
#define RTC_CNTL_SWD_CONF_REG         (DR_REG_LP_WDT_BASE + 0x001C)  // LP_WDT_SWD_CONFIG_REG
#define RTC_CNTL_SWD_WPROTECT_REG     (DR_REG_LP_WDT_BASE + 0x0020)  // LP_WDT_SWD_WPROTECT_REG
#define RTC_CNTL_SWD_WKEY             0x50D83AA1
#define RTC_CNTL_SWD_AUTO_FEED_EN     (1 << 18)
#endif

#ifdef ESP32H2
#define RTC_CNTL_WDTCONFIG0_REG       (DR_REG_LP_WDT_BASE + 0x0)   // LP_WDT_RWDT_CONFIG0_REG
#define RTC_CNTL_WDTWPROTECT_REG      (DR_REG_LP_WDT_BASE + 0x001C)  // LP_WDT_RWDT_WPROTECT_REG
#define RTC_CNTL_SWD_CONF_REG         (DR_REG_LP_WDT_BASE + 0x0020)  // LP_WDT_SWD_CONFIG_REG
#define RTC_CNTL_SWD_WPROTECT_REG     (DR_REG_LP_WDT_BASE + 0x0024)  // LP_WDT_SWD_WPROTECT_REG
#define RTC_CNTL_SWD_WKEY             0x50D83AA1
#define RTC_CNTL_SWD_AUTO_FEED_EN     (1 << 18)
#endif

#define RTC_CNTL_WDT_WKEY             0x50D83AA1
#define RTC_CNTL_FORCE_DOWNLOAD_BOOT  (1 << 0)

/**********************************************************
 * SYSTEM registers
 */

#ifdef ESP32C3
#define SYSTEM_CPU_PER_CONF_REG       (SYSTEM_BASE_REG + 0x008)
#define SYSTEM_CPUPERIOD_SEL_M        ((SYSTEM_CPUPERIOD_SEL_V)<<(SYSTEM_CPUPERIOD_SEL_S))
#define SYSTEM_CPUPERIOD_SEL_V        0x3
#define SYSTEM_CPUPERIOD_SEL_S        0
#define SYSTEM_CPUPERIOD_MAX          1  // CPU_CLK frequency is 160 MHz

#define SYSTEM_SYSCLK_CONF_REG        (SYSTEM_BASE_REG + 0x058)
#define SYSTEM_SOC_CLK_SEL_M          ((SYSTEM_SOC_CLK_SEL_V)<<(SYSTEM_SOC_CLK_SEL_S))
#define SYSTEM_SOC_CLK_SEL_V          0x3
#define SYSTEM_SOC_CLK_SEL_S          10
#define SYSTEM_SOC_CLK_MAX            1
#endif // ESP32C3

#ifdef ESP32S2
#define SYSTEM_CPU_PER_CONF_REG       (SYSTEM_BASE_REG + 0x018)
#define SYSTEM_CPUPERIOD_SEL_M        ((SYSTEM_CPUPERIOD_SEL_V)<<(SYSTEM_CPUPERIOD_SEL_S))
#define SYSTEM_CPUPERIOD_SEL_V        0x3
#define SYSTEM_CPUPERIOD_SEL_S        0
#define SYSTEM_CPUPERIOD_MAX          2  // CPU_CLK frequency is 240 MHz

#define SYSTEM_SYSCLK_CONF_REG        (SYSTEM_BASE_REG + 0x08C)
#define SYSTEM_SOC_CLK_SEL_M          ((SYSTEM_SOC_CLK_SEL_V)<<(SYSTEM_SOC_CLK_SEL_S))
#define SYSTEM_SOC_CLK_SEL_V          0x3
#define SYSTEM_SOC_CLK_SEL_S          10
#define SYSTEM_SOC_CLK_MAX            1
#endif // ESP32S2

#ifdef ESP32C6
#define PCR_SYSCLK_CONF_REG          (DR_REG_PCR_BASE + 0x110)
#define PCR_SOC_CLK_SEL_M            ((PCR_SOC_CLK_SEL_V)<<(PCR_SOC_CLK_SEL_S))
#define PCR_SOC_CLK_SEL_V            0x3
#define PCR_SOC_CLK_SEL_S            16
#define PCR_SOC_CLK_MAX              1 // CPU_CLK frequency is 160 MHz (source is PLL_CLK)
#endif // ESP32C6

#ifdef ESP32H2
#define PCR_SYSCLK_CONF_REG          (DR_REG_PCR_BASE + 0x10c)
#define PCR_SOC_CLK_SEL_M            ((PCR_SOC_CLK_SEL_V)<<(PCR_SOC_CLK_SEL_S))
#define PCR_SOC_CLK_SEL_V            0x3
#define PCR_SOC_CLK_SEL_S            16
#define PCR_SOC_CLK_MAX              1 // CPU_CLK frequency is 160 MHz (source is PLL_CLK)
#endif // ESP32H2

/**********************************************************
 * Per-SOC security info buffer size
 */

#ifdef ESP32S2
#define SECURITY_INFO_BYTES 12 /* doesn't include chip_id and api_version */
#endif // ESP32S2

#if ESP32S3_OR_LATER
#define SECURITY_INFO_BYTES 20
#endif // ESP32S3_OR_LATER

/**********************************************************
 * Per-SOC address of the rom_spiflash_legacy_funcs symbol in ROM
 * Can be retrieved with gdb: "info address rom_spiflash_legacy_funcs"
 */

#if ESP32 || ESP32S2 || ESP32S3 || ESP32S3BETA2
#define ROM_SPIFLASH_LEGACY         0x3ffae270
#endif // ESP32 || ESP32S2 || ESP32S3 || ESP32S3BETA2

#if ESP32C3 || ESP32C6BETA || ESP32C2 || ESP32C6
#define ROM_SPIFLASH_LEGACY         0x3fcdfff4
#endif // ESP32C3 || ESP32C6BETA || ESP32C2 || ESP32C6

#if ESP32H2BETA1 || ESP32H2BETA2
#define ROM_SPIFLASH_LEGACY         0x3fcdfff0
#endif // ESP32H2BETA1 || ESP32H2BETA2

#if ESP32H2
#define ROM_SPIFLASH_LEGACY         0x4084fff0
#endif // ESP32H2

#if ESP32P4
#define ROM_SPIFLASH_LEGACY         0x4ff3ffec
#endif // ESP32P4

/**********************************************************
 * IO-MUX peripheral
 */

#define MCU_SEL 0x7
#define MCU_SEL_S 12

#define PIN_FUNC_SELECT(PIN_NAME, FUNC)      REG_SET_FIELD(PIN_NAME, MCU_SEL, FUNC)

#if ESP32
// PERIPHS_IO_MUX_SD_...
#define PERIPHS_IO_MUX_SPICLK_U           (DR_REG_IO_MUX_BASE + 0x60)
#define PERIPHS_IO_MUX_SPID_U             (DR_REG_IO_MUX_BASE + 0x68)
#define PERIPHS_IO_MUX_SPIQ_U             (DR_REG_IO_MUX_BASE + 0x64)
#define PERIPHS_IO_MUX_SPICS0_U           (DR_REG_IO_MUX_BASE + 0x5c)
#define FUNC_GPIO 2
#endif // ESP32

#if ESP32S2
#define PERIPHS_IO_MUX_SPICLK_U           (DR_REG_IO_MUX_BASE + 0x7c)
#define PERIPHS_IO_MUX_SPIQ_U             (DR_REG_IO_MUX_BASE + 0x80)
#define PERIPHS_IO_MUX_SPID_U             (DR_REG_IO_MUX_BASE + 0x84)
#define PERIPHS_IO_MUX_SPICS0_U           (DR_REG_IO_MUX_BASE + 0x78)
#define FUNC_GPIO 1
#endif // ESP32S2

#if ESP32C3
#define PERIPHS_IO_MUX_SPICLK_U           (DR_REG_IO_MUX_BASE + 0x40)
#define PERIPHS_IO_MUX_SPIQ_U             (DR_REG_IO_MUX_BASE + 0x48)
#define PERIPHS_IO_MUX_SPID_U             (DR_REG_IO_MUX_BASE + 0x44)
#define PERIPHS_IO_MUX_SPICS0_U           (DR_REG_IO_MUX_BASE + 0x3c)
#define FUNC_GPIO 1
#endif // ESP32C3

#if ESP32S3 || ESP32S3BETA2
#define PERIPHS_IO_MUX_SPICLK_U           (DR_REG_IO_MUX_BASE + 0x7c)
#define PERIPHS_IO_MUX_SPIQ_U             (DR_REG_IO_MUX_BASE + 0x80)
#define PERIPHS_IO_MUX_SPID_U             (DR_REG_IO_MUX_BASE + 0x84)
#define PERIPHS_IO_MUX_SPICS0_U           (DR_REG_IO_MUX_BASE + 0x78)
#define FUNC_GPIO 1
#endif // ESP32S3 || ESP32S3BETA2

#if ESP32C2
#define PERIPHS_IO_MUX_SPICLK_U           (DR_REG_IO_MUX_BASE + 0x40)
#define PERIPHS_IO_MUX_SPIQ_U             (DR_REG_IO_MUX_BASE + 0x48)
#define PERIPHS_IO_MUX_SPID_U             (DR_REG_IO_MUX_BASE + 0x44)
#define PERIPHS_IO_MUX_SPICS0_U           (DR_REG_IO_MUX_BASE + 0x3c)
#define FUNC_GPIO 1
#endif // ESP32C2

#if ESP32C6 || ESP32C6BETA
#define PERIPHS_IO_MUX_SPICLK_U           (DR_REG_IO_MUX_BASE + 0x78)
#define PERIPHS_IO_MUX_SPIQ_U             (DR_REG_IO_MUX_BASE + 0x68)
#define PERIPHS_IO_MUX_SPID_U             (DR_REG_IO_MUX_BASE + 0x7c)
#define PERIPHS_IO_MUX_SPICS0_U           (DR_REG_IO_MUX_BASE + 0x64)
#define FUNC_GPIO 1
#endif // ESP32C6 || ESP32C6BETA

#if ESP32H2 || ESP32H2BETA1 || ESP32H2BETA2
#define PERIPHS_IO_MUX_SPICLK_U           (DR_REG_IO_MUX_BASE + 0x50)
#define PERIPHS_IO_MUX_SPIQ_U             (DR_REG_IO_MUX_BASE + 0x44)
#define PERIPHS_IO_MUX_SPID_U             (DR_REG_IO_MUX_BASE + 0x54)
#define PERIPHS_IO_MUX_SPICS0_U           (DR_REG_IO_MUX_BASE + 0x40)
#define FUNC_GPIO 1
#endif // ESP32H2 || ESP32H2BETA1 || ESP32H2BETA2

#if ESP32P4
#define PERIPHS_IO_MUX_SPICLK_U           (DR_REG_IO_MUX_BASE + 0x7c)
#define PERIPHS_IO_MUX_SPIQ_U             (DR_REG_IO_MUX_BASE + 0x80)
#define PERIPHS_IO_MUX_SPID_U             (DR_REG_IO_MUX_BASE + 0x84)
#define PERIPHS_IO_MUX_SPICS0_U           (DR_REG_IO_MUX_BASE + 0x78)
#define FUNC_GPIO 1
#endif // ESP32P4