1 files changed, 454 insertions, 0 deletions
diff --git a/arch/arm/mach-omap1/include/mach/mux.h b/arch/arm/mach-omap1/include/mach/mux.h
new file mode 100644
index 00000000000..32394895920
--- /dev/null
+++ b/arch/arm/mach-omap1/include/mach/mux.h
@@ -0,0 +1,454 @@
+/*
+ * arch/arm/plat-omap/include/mach/mux.h
+ *
+ * Table of the Omap register configurations for the FUNC_MUX and
+ * PULL_DWN combinations.
+ *
+ * Copyright (C) 2004 - 2008 Texas Instruments Inc.
+ * Copyright (C) 2003 - 2008 Nokia Corporation
+ *
+ * Written by Tony Lindgren
+ *
+ * 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
+
+#define PU_PD_SEL_NA		0	/* No pu_pd reg available */
+#define PULL_DWN_CTRL_NA	0	/* No pull-down control needed */
+
+#ifdef	CONFIG_OMAP_MUX_DEBUG
+#define MUX_REG(reg, mode_offset, mode) .mux_reg_name = "FUNC_MUX_CTRL_"#reg, \
+					.mux_reg = FUNC_MUX_CTRL_##reg, \
+					.mask_offset = mode_offset, \
+					.mask = mode,
+
+#define PULL_REG(reg, bit, status)	.pull_name = "PULL_DWN_CTRL_"#reg, \
+					.pull_reg = PULL_DWN_CTRL_##reg, \
+					.pull_bit = bit, \
+					.pull_val = status,
+
+#define PU_PD_REG(reg, status)		.pu_pd_name = "PU_PD_SEL_"#reg, \
+					.pu_pd_reg = PU_PD_SEL_##reg, \
+					.pu_pd_val = status,
+
+#define MUX_REG_7XX(reg, mode_offset, mode) .mux_reg_name = "OMAP7XX_IO_CONF_"#reg, \
+					.mux_reg = OMAP7XX_IO_CONF_##reg, \
+					.mask_offset = mode_offset, \
+					.mask = mode,
+
+#define PULL_REG_7XX(reg, bit, status)	.pull_name = "OMAP7XX_IO_CONF_"#reg, \
+					.pull_reg = OMAP7XX_IO_CONF_##reg, \
+					.pull_bit = bit, \
+					.pull_val = status,
+
+#else
+
+#define MUX_REG(reg, mode_offset, mode) .mux_reg = FUNC_MUX_CTRL_##reg, \
+					.mask_offset = mode_offset, \
+					.mask = mode,
+
+#define PULL_REG(reg, bit, status)	.pull_reg = PULL_DWN_CTRL_##reg, \
+					.pull_bit = bit, \
+					.pull_val = status,
+
+#define PU_PD_REG(reg, status)		.pu_pd_reg = PU_PD_SEL_##reg, \
+					.pu_pd_val = status,
+
+#define MUX_REG_7XX(reg, mode_offset, mode) \
+					.mux_reg = OMAP7XX_IO_CONF_##reg, \
+					.mask_offset = mode_offset, \
+					.mask = mode,
+
+#define PULL_REG_7XX(reg, bit, status)	.pull_reg = OMAP7XX_IO_CONF_##reg, \
+					.pull_bit = bit, \
+					.pull_val = status,
+
+#endif /* CONFIG_OMAP_MUX_DEBUG */
+
+#define MUX_CFG(desc, mux_reg, mode_offset, mode,	\
+		pull_reg, pull_bit, pull_status,	\
+		pu_pd_reg, pu_pd_status, debug_status)	\
+{							\
+	.name =	 desc,					\
+	.debug = debug_status,				\
+	MUX_REG(mux_reg, mode_offset, mode)		\
+	PULL_REG(pull_reg, pull_bit, pull_status)	\
+	PU_PD_REG(pu_pd_reg, pu_pd_status)		\
+},
+
+
+/*
+ * OMAP730/850 has a slightly different config for the pin mux.
+ * - config regs are the OMAP7XX_IO_CONF_x regs (see omap7xx.h) regs and
+ *   not the FUNC_MUX_CTRL_x regs from hardware.h
+ * - for pull-up/down, only has one enable bit which is is in the same register
+ *   as mux config
+ */
+#define MUX_CFG_7XX(desc, mux_reg, mode_offset, mode,	\
+		   pull_bit, pull_status, debug_status)\
+{							\
+	.name =	 desc,					\
+	.debug = debug_status,				\
+	MUX_REG_7XX(mux_reg, mode_offset, mode)		\
+	PULL_REG_7XX(mux_reg, pull_bit, pull_status)	\
+	PU_PD_REG(NA, 0)		\
+},
+
+struct pin_config {
+	char 			*name;
+	const unsigned int 	mux_reg;
+	unsigned char		debug;
+
+	const unsigned char mask_offset;
+	const unsigned char mask;
+
+	const char *pull_name;
+	const unsigned int pull_reg;
+	const unsigned char pull_val;
+	const unsigned char pull_bit;
+
+	const char *pu_pd_name;
+	const unsigned int pu_pd_reg;
+	const unsigned char pu_pd_val;
+
+#if	defined(CONFIG_OMAP_MUX_DEBUG) || defined(CONFIG_OMAP_MUX_WARNINGS)
+	const char *mux_reg_name;
+#endif
+
+};
+
+enum omap7xx_index {
+	/* OMAP 730 keyboard */
+	E2_7XX_KBR0,
+	J7_7XX_KBR1,
+	E1_7XX_KBR2,
+	F3_7XX_KBR3,
+	D2_7XX_KBR4,
+	C2_7XX_KBC0,
+	D3_7XX_KBC1,
+	E4_7XX_KBC2,
+	F4_7XX_KBC3,
+	E3_7XX_KBC4,
+
+	/* USB */
+	AA17_7XX_USB_DM,
+	W16_7XX_USB_PU_EN,
+	W17_7XX_USB_VBUSI,
+	W18_7XX_USB_DMCK_OUT,
+	W19_7XX_USB_DCRST,
+
+	/* MMC */
+	MMC_7XX_CMD,
+	MMC_7XX_CLK,
+	MMC_7XX_DAT0,
+
+	/* I2C */
+	I2C_7XX_SCL,
+	I2C_7XX_SDA,
+
+	/* SPI */
+	SPI_7XX_1,
+	SPI_7XX_2,
+	SPI_7XX_3,
+	SPI_7XX_4,
+	SPI_7XX_5,
+	SPI_7XX_6,
+
+	/* UART */
+	UART_7XX_1,
+	UART_7XX_2,
+};
+
+enum omap1xxx_index {
+	/* 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 */
+	P18_1610_GPIO3,
+	Y15_1610_GPIO17,
+
+	/* OMAP-1710 GPIO */
+	R18_1710_GPIO0,
+	V2_1710_GPIO10,
+	N21_1710_GPIO14,
+	W15_1710_GPIO40,
+
+	/* MPUIO */
+	MPUIO2,
+	N15_1610_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,
+	N20_HDQ,
+
+	/* 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,
+
+	/* OMAP16XX GPIO */
+	P20_1610_GPIO4,
+	V9_1610_GPIO7,
+	W8_1610_GPIO9,
+	N20_1610_GPIO11,
+	N19_1610_GPIO13,
+	P10_1610_GPIO22,
+	V5_1610_GPIO24,
+	AA20_1610_GPIO_41,
+	W19_1610_GPIO48,
+	M7_1610_GPIO62,
+	V14_16XX_GPIO37,
+	R9_16XX_GPIO18,
+	L14_16XX_GPIO49,
+
+	/* OMAP-1610 uWire */
+	V19_1610_UWIRE_SCLK,
+	U18_1610_UWIRE_SDI,
+	W21_1610_UWIRE_SDO,
+	N14_1610_UWIRE_CS0,
+	P15_1610_UWIRE_CS3,
+	N15_1610_UWIRE_CS1,
+
+	/* OMAP-1610 SPI */
+	U19_1610_SPIF_SCK,
+	U18_1610_SPIF_DIN,
+	P20_1610_SPIF_DIN,
+	W21_1610_SPIF_DOUT,
+	R18_1610_SPIF_DOUT,
+	N14_1610_SPIF_CS0,
+	N15_1610_SPIF_CS1,
+	T19_1610_SPIF_CS2,
+	P15_1610_SPIF_CS3,
+
+	/* 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,
+
+	/* 16XX UART */
+	R13_1610_UART1_TX,
+	V14_16XX_UART1_RX,
+	R14_1610_UART1_CTS,
+	AA15_1610_UART1_RTS,
+	R9_16XX_UART2_RX,
+	L14_16XX_UART3_RX,
+
+	/* 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,
+
+	/* MCLK Settings */
+	V5_1710_MCLK_ON,
+	V5_1710_MCLK_OFF,
+	R10_1610_MCLK_ON,
+	R10_1610_MCLK_OFF,
+
+	/* CompactFlash controller */
+	P11_1610_CF_CD2,
+	R11_1610_CF_IOIS16,
+	V10_1610_CF_IREQ,
+	W10_1610_CF_RESET,
+	W11_1610_CF_CD1,
+
+	/* parallel camera */
+	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,
+	Y15_1610_CAM_OUTCLK,
+
+	/* serial camera */
+	H19_1610_CAM_EXCLK,
+	Y12_1610_CCP_CLKP,
+	W13_1610_CCP_CLKM,
+	W14_1610_CCP_DATAP,
+	Y14_1610_CCP_DATAM,
+
+};
+
+struct omap_mux_cfg {
+	struct pin_config	*pins;
+	unsigned long		size;
+	int			(*cfg_reg)(const struct pin_config *cfg);
+};
+
+#ifdef	CONFIG_OMAP_MUX
+/* setup pin muxing in Linux */
+extern int omap1_mux_init(void);
+extern int omap_mux_register(struct omap_mux_cfg *);
+extern int omap_cfg_reg(unsigned long reg_cfg);
+#else
+/* boot loader does it all (no warnings from CONFIG_OMAP_MUX_WARNINGS) */
+static inline int omap1_mux_init(void) { return 0; }
+static inline int omap_cfg_reg(unsigned long reg_cfg) { return 0; }
+#endif
+
+extern int omap2_mux_init(void);
+
+#endif