mux.h

来自「Linux Kernel 2.6.9 for OMAP1710」· C头文件 代码 · 共 283 行

/*
 * linux/include/asm-arm/arch-omap/mux.h
 *
 * Table of the Omap register configurations for the FUNC_MUX and
 * PULL_DWN combinations.
 *
 * Copyright (C) 2004 Texas Instruments
 *
 * Copyright (C) 2003 Nokia Corporation
 *
 * Written by Tony Lindgren <[e-mail]>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 *
 * NOTE: Please use the following naming style for new pin entries.
 *	 For example, W8_1610_MMC2_DAT0, where:
 *	 - W8	     = ball
 *	 - 1610	     = 1510 or 1610, none if common for both 1510 and 1610
 *	 - MMC2_DAT0 = function
 *
 */

#ifndef __ASM_ARCH_MUX_H
#define __ASM_ARCH_MUX_H

/*
 * Lookup table for FUNC_MUX and PULL_DWN register combinations for each
 * device. See also reg_cfg_table below for the register values.
 */
typedef enum {
	/* UART1 (BT_UART_GATING)*/
	UART1_TX = 0,
	UART1_RTS,

	/* UART2 (COM_UART_GATING)*/
	UART2_TX,
	UART2_RX,
	UART2_CTS,
	UART2_RTS,

	/* UART3 (GIGA_UART_GATING) */
	UART3_TX,
	UART3_RX,
	UART3_CTS,
	UART3_RTS,
	UART3_CLKREQ,
	UART3_BCLK,	/* 12MHz clock out */
	Y15_1610_UART3_RTS,

	/* PWT & PWL */
	PWT,
	PWL,

	/* USB master generic */
	R18_USB_VBUS,
	R18_1510_USB_GPIO0,
	W4_USB_PUEN,
	W4_USB_CLKO,
	W4_USB_HIGHZ,
	W4_GPIO58,

	/* USB1 master */
	USB1_SUSP,
	USB1_SEO,
	W13_1610_USB1_SE0,
	USB1_TXEN,
	USB1_TXD,
	USB1_VP,
	USB1_VM,
	USB1_RCV,
	USB1_SPEED,
	R13_1610_USB1_SPEED,
	R13_1710_USB1_SE0,

	/* USB2 master */
	USB2_SUSP,
	USB2_VP,
	USB2_TXEN,
	USB2_VM,
	USB2_RCV,
	USB2_SEO,
	USB2_TXD,

	/* OMAP-1510 GPIO */
	R18_1510_GPIO0,
	R19_1510_GPIO1,
	M14_1510_GPIO2,

	/* OMAP1610 GPIO */
	Y15_1610_GPIO17,

	/* OMAP-1710 GPIO */
	R18_1710_GPIO0,
	V2_1710_GPIO10,
	N21_1710_GPIO14,
       	W15_1710_GPIO40,

	/* MPUIO */
	MPUIO2,
	MPUIO4,
	MPUIO5,
	T20_1610_MPUIO5,
	W11_1610_MPUIO6,
	V10_1610_MPUIO7,
	W11_1610_MPUIO9,
	V10_1610_MPUIO10,
	W10_1610_MPUIO11,
	E20_1610_MPUIO13,
	U20_1610_MPUIO14,
	E19_1610_MPUIO15,
    	
	/* MCBSP2 */
	MCBSP2_CLKR,
	MCBSP2_CLKX,
	MCBSP2_DR,
	MCBSP2_DX,
	MCBSP2_FSR,
	MCBSP2_FSX,

	/* MCBSP3 */
	MCBSP3_CLKX,

	/* Misc ballouts */
	BALLOUT_V8_ARMIO3,

	/* OMAP-1610 MMC2 */
	W8_1610_MMC2_DAT0,
	V8_1610_MMC2_DAT1,
	W15_1610_MMC2_DAT2,
	R10_1610_MMC2_DAT3,
	Y10_1610_MMC2_CLK,
	Y8_1610_MMC2_CMD,
	V9_1610_MMC2_CMDDIR,
	V5_1610_MMC2_DATDIR0,
	W19_1610_MMC2_DATDIR1,
	R18_1610_MMC2_CLKIN,

	/* OMAP-1610 External Trace Interface */
	M19_1610_ETM_PSTAT0,
	L15_1610_ETM_PSTAT1,
	L18_1610_ETM_PSTAT2,
	L19_1610_ETM_D0,
	J19_1610_ETM_D6,
	J18_1610_ETM_D7,

	/* OMAP-1610 GPIO */
	P20_1610_GPIO4,
	V9_1610_GPIO7,
	W8_1610_GPIO9,
	N19_1610_GPIO13,
	P10_1610_GPIO22,
	V5_1610_GPIO24,
	AA20_1610_GPIO_41,
	W19_1610_GPIO48,

	/* OMAP-1610 uWire */
	V19_1610_UWIRE_SCLK,
	U18_1610_UWIRE_SDI,
	W21_1610_UWIRE_SDO,
	N14_1610_UWIRE_CS0,
	P15_1610_UWIRE_CS0,
	N15_1610_UWIRE_CS1,

	/* OMAP-1610 Flash */
	L3_1610_FLASH_CS2B_OE,
	M8_1610_FLASH_CS2B_WE,

	/* First MMC */
	MMC_CMD,
	MMC_DAT1,
	MMC_DAT2,
	MMC_DAT0,
	MMC_CLK,
	MMC_DAT3,

	/* OMAP-1710 MMC CMDDIR and DATDIR0 */
	M15_1710_MMC_CLKI,
	P19_1710_MMC_CMDDIR,
	P20_1710_MMC_DATDIR0,
	
	/* OMAP-1610 USB0 alternate pin configuration */
	W9_USB0_TXEN,
	AA9_USB0_VP,
	Y5_USB0_RCV,
	R9_USB0_VM,
	V6_USB0_TXD,
	W5_USB0_SE0,
	V9_USB0_SPEED,
	V9_USB0_SUSP,

	/* USB2 */
	W9_USB2_TXEN,
	AA9_USB2_VP,
	Y5_USB2_RCV,
	R9_USB2_VM,
	V6_USB2_TXD,
	W5_USB2_SE0,

	/* UART1 1610 */

	R13_1610_UART1_TX,
	V14_1610_UART1_RX,
	R14_1610_UART1_CTS,
	AA15_1610_UART1_RTS,

	/* I2C OMAP-1610 */
	I2C_SCL,
	I2C_SDA,

	/* Keypad */
	F18_1610_KBC0,
	D20_1610_KBC1,
	D19_1610_KBC2,
	E18_1610_KBC3,
	C21_1610_KBC4,
	G18_1610_KBR0,
	F19_1610_KBR1,
	H14_1610_KBR2,
	E20_1610_KBR3,
	E19_1610_KBR4,
	N19_1610_KBR5,

	/* Power management */
	T20_1610_LOW_PWR,

	/* TSC MCLK */
	V5_1710_MCLK_ON,
	V5_1710_MCLK_OFF,
	R10_1610_MCLK_ON,
	R10_1610_MCLK_OFF,

	/* Parallel Camera I/F */
	H19_1610_CAM_EXCLK,
	J15_1610_CAM_LCLK,
	J18_1610_CAM_D7,
	J19_1610_CAM_D6,
	J14_1610_CAM_D5,
	K18_1610_CAM_D4,
	K19_1610_CAM_D3,
	K15_1610_CAM_D2,
	K14_1610_CAM_D1,
	L19_1610_CAM_D0,
	L18_1610_CAM_VS,
	L15_1610_CAM_HS,
	M19_1610_CAM_RSTZ,

} reg_cfg_t;

/*
 * ---------------------------------------------------------------------------
 * Processor specific Mux includes
 * ---------------------------------------------------------------------------
 */
#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP1510) || defined(CONFIG_ARCH_OMAP16XX)
#include "mux-omap16xx.h"
#endif

/* omap_cfg_reg(): Function to mux the pin based on the reg_cfg_t params
 * returns -EPERM in case of errors
 */
#ifdef	CONFIG_OMAP_MUX
/* setup pin muxing in Linux */
extern int omap_cfg_reg(reg_cfg_t reg_cfg);
#else
/* boot loader does it all (no warnings from CONFIG_OMAP_MUX_WARNINGS) */
static inline int omap_cfg_reg(reg_cfg_t reg_cfg) { return 0; }
#endif


#endif /* __ASM_ARCH_MUX_H */