174 lines
6.1 KiB
C
174 lines
6.1 KiB
C
/*
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* Copyright (c) Espressif System 2010 - 2012
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*
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*/
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#ifndef _PIN_MUX_H_
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#define _PIN_MUX_H_
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//Register Bits{{
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#define BIT31 0x80000000
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#define BIT30 0x40000000
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#define BIT29 0x20000000
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#define BIT28 0x10000000
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#define BIT27 0x08000000
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#define BIT26 0x04000000
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#define BIT25 0x02000000
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#define BIT24 0x01000000
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#define BIT23 0x00800000
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#define BIT22 0x00400000
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#define BIT21 0x00200000
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#define BIT20 0x00100000
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#define BIT19 0x00080000
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#define BIT18 0x00040000
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#define BIT17 0x00020000
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#define BIT16 0x00010000
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#define BIT15 0x00008000
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#define BIT14 0x00004000
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#define BIT13 0x00002000
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#define BIT12 0x00001000
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#define BIT11 0x00000800
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#define BIT10 0x00000400
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#define BIT9 0x00000200
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#define BIT8 0x00000100
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#define BIT7 0x00000080
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#define BIT6 0x00000040
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#define BIT5 0x00000020
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#define BIT4 0x00000010
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#define BIT3 0x00000008
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#define BIT2 0x00000004
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#define BIT1 0x00000002
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#define BIT0 0x00000001
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//}}
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#define PERIPHS_IO_MUX 0x60000800
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#define PERIPHS_IO_MUX_FUNC 0x13
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#define PERIPHS_IO_MUX_FUNC_S 4
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#define PERIPHS_IO_MUX_PULLUP BIT7
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#define PERIPHS_IO_MUX_PULLDWN BIT6
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#define PERIPHS_IO_MUX_SLEEP_PULLUP BIT3
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#define PERIPHS_IO_MUX_SLEEP_PULLDWN BIT2
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#define PERIPHS_IO_MUX_SLEEP_OE BIT1
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#define PERIPHS_IO_MUX_OE BIT0
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#define PERIPHS_IO_MUX_CONF_U (PERIPHS_IO_MUX + 0x00)
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#define SPI0_CLK_EQU_SYS_CLK BIT8
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#define SPI1_CLK_EQU_SYS_CLK BIT9
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#define PERIPHS_IO_MUX_MTDI_U (PERIPHS_IO_MUX + 0x04)
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#define FUNC_MTDI 0
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#define FUNC_I2SI_DATA 1
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#define FUNC_HSPIQ_MISO 2
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#define FUNC_GPIO12 3
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#define FUNC_UART0_DTR 4
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#define PERIPHS_IO_MUX_MTCK_U (PERIPHS_IO_MUX + 0x08)
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#define FUNC_MTCK 0
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#define FUNC_I2SI_BCK 1
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#define FUNC_HSPID_MOSI 2
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#define FUNC_GPIO13 3
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#define FUNC_UART0_CTS 4
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#define PERIPHS_IO_MUX_MTMS_U (PERIPHS_IO_MUX + 0x0C)
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#define FUNC_MTMS 0
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#define FUNC_I2SI_WS 1
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#define FUNC_HSPI_CLK 2
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#define FUNC_GPIO14 3
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#define FUNC_UART0_DSR 4
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#define PERIPHS_IO_MUX_MTDO_U (PERIPHS_IO_MUX + 0x10)
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#define FUNC_MTDO 0
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#define FUNC_I2SO_BCK 1
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#define FUNC_HSPI_CS0 2
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#define FUNC_GPIO15 3
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#define FUNC_U0RTS 4
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#define FUNC_UART0_RTS 4
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#define PERIPHS_IO_MUX_U0RXD_U (PERIPHS_IO_MUX + 0x14)
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#define FUNC_U0RXD 0
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#define FUNC_I2SO_DATA 1
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#define FUNC_GPIO3 3
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#define FUNC_CLK_XTAL_BK 4
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#define PERIPHS_IO_MUX_U0TXD_U (PERIPHS_IO_MUX + 0x18)
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#define FUNC_U0TXD 0
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#define FUNC_SPICS1 1
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#define FUNC_GPIO1 3
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#define FUNC_CLK_RTC_BK 4
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#define PERIPHS_IO_MUX_SD_CLK_U (PERIPHS_IO_MUX + 0x1c)
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#define FUNC_SDCLK 0
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#define FUNC_SPICLK 1
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#define FUNC_GPIO6 3
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#define UART1_CTS 4
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#define PERIPHS_IO_MUX_SD_DATA0_U (PERIPHS_IO_MUX + 0x20)
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#define FUNC_SDDATA0 0
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#define FUNC_SPIQ_MISO 1
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#define FUNC_GPIO7 3
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#define FUNC_U1TXD 4
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#define FUNC_UART1_TXD 4
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#define PERIPHS_IO_MUX_SD_DATA1_U (PERIPHS_IO_MUX + 0x24)
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#define FUNC_SDDATA1 0
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#define FUNC_SPID_MOSI 1
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#define FUNC_GPIO8 3
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#define FUNC_U1RXD 4
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#define FUNC_UART1_RXD 4
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#define PERIPHS_IO_MUX_SD_DATA2_U (PERIPHS_IO_MUX + 0x28)
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#define FUNC_SDDATA2 0
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#define FUNC_SPIHD 1
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#define FUNC_GPIO9 3
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#define UFNC_HSPIHD 4
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#define PERIPHS_IO_MUX_SD_DATA3_U (PERIPHS_IO_MUX + 0x2c)
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#define FUNC_SDDATA3 0
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#define FUNC_SPIWP 1
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#define FUNC_GPIO10 3
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#define FUNC_HSPIWP 4
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#define PERIPHS_IO_MUX_SD_CMD_U (PERIPHS_IO_MUX + 0x30)
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#define FUNC_SDCMD 0
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#define FUNC_SPICS0 1
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#define FUNC_GPIO11 3
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#define U1RTS 4
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#define UART1_RTS 4
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#define PERIPHS_IO_MUX_GPIO0_U (PERIPHS_IO_MUX + 0x34)
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#define FUNC_GPIO0 0
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#define FUNC_SPICS2 1
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#define FUNC_CLK_OUT 4
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#define PERIPHS_IO_MUX_GPIO2_U (PERIPHS_IO_MUX + 0x38)
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#define FUNC_GPIO2 0
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#define FUNC_I2SO_WS 1
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#define FUNC_U1TXD_BK 2
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#define FUNC_UART1_TXD_BK 2
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#define FUNC_U0TXD_BK 4
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#define FUNC_UART0_TXD_BK 4
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#define PERIPHS_IO_MUX_GPIO4_U (PERIPHS_IO_MUX + 0x3C)
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#define FUNC_GPIO4 0
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#define FUNC_CLK_XTAL 1
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#define PERIPHS_IO_MUX_GPIO5_U (PERIPHS_IO_MUX + 0x40)
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#define FUNC_GPIO5 0
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#define FUNC_CLK_RTC 1
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#define PIN_PULLUP_DIS(PIN_NAME) CLEAR_PERI_REG_MASK(PIN_NAME, PERIPHS_IO_MUX_PULLUP)
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#define PIN_PULLUP_EN(PIN_NAME) SET_PERI_REG_MASK(PIN_NAME, PERIPHS_IO_MUX_PULLUP)
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//XXX THIS LOOKS WRONG.
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#undef PIN_FUNC_SELECT
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#define PIN_FUNC_SELECT(PIN_NAME, FUNC) do { \
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CLEAR_PERI_REG_MASK(PIN_NAME, (PERIPHS_IO_MUX_FUNC<<PERIPHS_IO_MUX_FUNC_S)); \
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SET_PERI_REG_MASK(PIN_NAME, (((FUNC&BIT2)<<2)|(FUNC&0x3))<<PERIPHS_IO_MUX_FUNC_S); \
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} while (0)
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#endif //_PIN_MUX_H_
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