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173 lines
7.1 KiB
C
173 lines
7.1 KiB
C
/* esp/iomux_regs.h
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*
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* ESP8266 IOMUX register definitions
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*
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* Not compatible with ESP SDK register access code.
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*
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* Note that IOMUX register order is _not_ the same as GPIO order. See
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* esp/iomux.h for programmer-friendly IOMUX configuration options.
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*/
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/*
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Copyright (c) 2015, SuperHouse Automation Pty Ltd
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All rights reserved.
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Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
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3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef IOMUX_REGS_H
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#define IOMUX_REGS_H
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#ifndef DOXYGEN
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#include "esp/types.h"
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#include "common_macros.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define IOMUX_BASE 0x60000800
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#define IOMUX (*(struct IOMUX_REGS *)(IOMUX_BASE))
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struct IOMUX_REGS {
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uint32_t volatile CONF; // 0x00
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uint32_t volatile PIN[16]; // 0x04 - 0x40
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};
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_Static_assert(sizeof(struct IOMUX_REGS) == 0x44, "IOMUX_REGS is the wrong size");
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/* Details for CONF register */
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#define IOMUX_CONF_SPI0_CLOCK_EQU_SYS_CLOCK BIT(8)
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#define IOMUX_CONF_SPI1_CLOCK_EQU_SYS_CLOCK BIT(9)
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/* Details for PIN registers */
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#define IOMUX_PIN_OUTPUT_ENABLE BIT(0)
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#define IOMUX_PIN_OUTPUT_ENABLE_SLEEP BIT(1)
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#define IOMUX_PIN_PULLDOWN_SLEEP BIT(2)
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#define IOMUX_PIN_PULLUP_SLEEP BIT(3)
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#define IOMUX_PIN_FUNC_LOW_M 0x00000003
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#define IOMUX_PIN_FUNC_LOW_S 4
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#define IOMUX_PIN_PULLDOWN BIT(6)
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#define IOMUX_PIN_PULLUP BIT(7)
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#define IOMUX_PIN_FUNC_HIGH_M 0x00000004
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#define IOMUX_PIN_FUNC_HIGH_S 6
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#define IOMUX_PIN_FUNC_MASK 0x00000130
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/* WARNING: Macro evaluates argument twice */
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#define IOMUX_FUNC(val) (VAL2FIELD_M(IOMUX_PIN_FUNC_LOW, val) | VAL2FIELD_M(IOMUX_PIN_FUNC_HIGH, val))
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#define IOMUX_GPIO0 IOMUX.PIN[12]
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#define IOMUX_GPIO1 IOMUX.PIN[5]
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#define IOMUX_GPIO2 IOMUX.PIN[13]
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#define IOMUX_GPIO3 IOMUX.PIN[4]
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#define IOMUX_GPIO4 IOMUX.PIN[14]
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#define IOMUX_GPIO5 IOMUX.PIN[15]
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#define IOMUX_GPIO6 IOMUX.PIN[6]
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#define IOMUX_GPIO7 IOMUX.PIN[7]
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#define IOMUX_GPIO8 IOMUX.PIN[8]
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#define IOMUX_GPIO9 IOMUX.PIN[9]
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#define IOMUX_GPIO10 IOMUX.PIN[10]
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#define IOMUX_GPIO11 IOMUX.PIN[11]
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#define IOMUX_GPIO12 IOMUX.PIN[0]
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#define IOMUX_GPIO13 IOMUX.PIN[1]
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#define IOMUX_GPIO14 IOMUX.PIN[2]
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#define IOMUX_GPIO15 IOMUX.PIN[3]
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#define IOMUX_GPIO0_FUNC_GPIO IOMUX_FUNC(0)
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#define IOMUX_GPIO0_FUNC_SPI0_CS2 IOMUX_FUNC(1)
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#define IOMUX_GPIO0_FUNC_CLOCK_OUT IOMUX_FUNC(4)
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#define IOMUX_GPIO1_FUNC_UART0_TXD IOMUX_FUNC(0)
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#define IOMUX_GPIO1_FUNC_SPI0_CS1 IOMUX_FUNC(1)
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#define IOMUX_GPIO1_FUNC_GPIO IOMUX_FUNC(3)
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#define IOMUX_GPIO1_FUNC_CLOCK_RTC_BLINK IOMUX_FUNC(4)
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#define IOMUX_GPIO2_FUNC_GPIO IOMUX_FUNC(0)
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#define IOMUX_GPIO2_FUNC_I2SO_WS IOMUX_FUNC(1)
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#define IOMUX_GPIO2_FUNC_UART1_TXD IOMUX_FUNC(2)
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#define IOMUX_GPIO2_FUNC_UART0_TXD IOMUX_FUNC(4)
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#define IOMUX_GPIO3_FUNC_UART0_RXD IOMUX_FUNC(0)
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#define IOMUX_GPIO3_FUNC_I2SO_DATA IOMUX_FUNC(1)
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#define IOMUX_GPIO3_FUNC_GPIO IOMUX_FUNC(3)
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#define IOMUX_GPIO3_FUNC_CLOCK_XTAL_BLINK IOMUX_FUNC(4)
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#define IOMUX_GPIO4_FUNC_GPIO IOMUX_FUNC(0)
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#define IOMUX_GPIO4_FUNC_CLOCK_XTAL IOMUX_FUNC(1)
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#define IOMUX_GPIO5_FUNC_GPIO IOMUX_FUNC(0)
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#define IOMUX_GPIO5_FUNC_CLOCK_RTC IOMUX_FUNC(1)
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#define IOMUX_GPIO6_FUNC_SD_CLK IOMUX_FUNC(0)
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#define IOMUX_GPIO6_FUNC_SPI0_CLK IOMUX_FUNC(1)
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#define IOMUX_GPIO6_FUNC_GPIO IOMUX_FUNC(3)
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#define IOMUX_GPIO6_FUNC_UART1_CTS IOMUX_FUNC(4)
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#define IOMUX_GPIO7_FUNC_SD_DATA0 IOMUX_FUNC(0)
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#define IOMUX_GPIO7_FUNC_SPI0_Q_MISO IOMUX_FUNC(1)
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#define IOMUX_GPIO7_FUNC_GPIO IOMUX_FUNC(3)
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#define IOMUX_GPIO7_FUNC_UART1_TXD IOMUX_FUNC(4)
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#define IOMUX_GPIO8_FUNC_SD_DATA1 IOMUX_FUNC(0)
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#define IOMUX_GPIO8_FUNC_SPI0_D_MOSI IOMUX_FUNC(1)
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#define IOMUX_GPIO8_FUNC_GPIO IOMUX_FUNC(3)
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#define IOMUX_GPIO8_FUNC_UART1_RXD IOMUX_FUNC(4)
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#define IOMUX_GPIO9_FUNC_SD_DATA2 IOMUX_FUNC(0)
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#define IOMUX_GPIO9_FUNC_SPI0_HD IOMUX_FUNC(1)
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#define IOMUX_GPIO9_FUNC_GPIO IOMUX_FUNC(3)
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#define IOMUX_GPIO9_FUNC_SPI1_HD IOMUX_FUNC(4)
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#define IOMUX_GPIO10_FUNC_SD_DATA3 IOMUX_FUNC(0)
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#define IOMUX_GPIO10_FUNC_SPI0_WP IOMUX_FUNC(1)
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#define IOMUX_GPIO10_FUNC_GPIO IOMUX_FUNC(3)
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#define IOMUX_GPIO10_FUNC_SPI1_WP IOMUX_FUNC(4)
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#define IOMUX_GPIO11_FUNC_SD_CMD IOMUX_FUNC(0)
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#define IOMUX_GPIO11_FUNC_SPI0_CS0 IOMUX_FUNC(1)
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#define IOMUX_GPIO11_FUNC_GPIO IOMUX_FUNC(3)
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#define IOMUX_GPIO11_FUNC_UART1_RTS IOMUX_FUNC(4)
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#define IOMUX_GPIO12_FUNC_MTDI IOMUX_FUNC(0)
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#define IOMUX_GPIO12_FUNC_I2SI_DATA IOMUX_FUNC(1)
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#define IOMUX_GPIO12_FUNC_SPI1_Q_MISO IOMUX_FUNC(2)
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#define IOMUX_GPIO12_FUNC_GPIO IOMUX_FUNC(3)
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#define IOMUX_GPIO12_FUNC_UART0_DTR IOMUX_FUNC(4)
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#define IOMUX_GPIO13_FUNC_MTCK IOMUX_FUNC(0)
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#define IOMUX_GPIO13_FUNC_I2SI_BCK IOMUX_FUNC(1)
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#define IOMUX_GPIO13_FUNC_SPI1_D_MOSI IOMUX_FUNC(2)
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#define IOMUX_GPIO13_FUNC_GPIO IOMUX_FUNC(3)
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#define IOMUX_GPIO13_FUNC_UART0_CTS IOMUX_FUNC(4)
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#define IOMUX_GPIO14_FUNC_MTMS IOMUX_FUNC(0)
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#define IOMUX_GPIO14_FUNC_I2SI_WS IOMUX_FUNC(1)
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#define IOMUX_GPIO14_FUNC_SPI1_CLK IOMUX_FUNC(2)
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#define IOMUX_GPIO14_FUNC_GPIO IOMUX_FUNC(3)
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#define IOMUX_GPIO14_FUNC_UART0_DSR IOMUX_FUNC(4)
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#define IOMUX_GPIO15_FUNC_MTDO IOMUX_FUNC(0)
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#define IOMUX_GPIO15_FUNC_I2SO_BCK IOMUX_FUNC(1)
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#define IOMUX_GPIO15_FUNC_SPI1_CS0 IOMUX_FUNC(2)
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#define IOMUX_GPIO15_FUNC_GPIO IOMUX_FUNC(3)
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#define IOMUX_GPIO15_FUNC_UART0_RTS IOMUX_FUNC(4)
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#ifdef __cplusplus
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}
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#endif
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#endif // DOXYGEN
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#endif /* IOMUX_REGS_H */
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