/* * linux/arch/arm/mach-omap1/mux.c * * OMAP1 pin multiplexing configurations * * 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 * */ #include #include #include #include #include #include #ifdef CONFIG_OMAP_MUX static struct omap_mux_cfg arch_mux_cfg; #if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) static struct pin_config __initdata_or_module omap7xx_pins[] = { MUX_CFG_7XX("E2_7XX_KBR0", 12, 21, 0, 20, 1, 0) MUX_CFG_7XX("J7_7XX_KBR1", 12, 25, 0, 24, 1, 0) MUX_CFG_7XX("E1_7XX_KBR2", 12, 29, 0, 28, 1, 0) MUX_CFG_7XX("F3_7XX_KBR3", 13, 1, 0, 0, 1, 0) MUX_CFG_7XX("D2_7XX_KBR4", 13, 5, 0, 4, 1, 0) MUX_CFG_7XX("C2_7XX_KBC0", 13, 9, 0, 8, 1, 0) MUX_CFG_7XX("D3_7XX_KBC1", 13, 13, 0, 12, 1, 0) MUX_CFG_7XX("E4_7XX_KBC2", 13, 17, 0, 16, 1, 0) MUX_CFG_7XX("F4_7XX_KBC3", 13, 21, 0, 20, 1, 0) MUX_CFG_7XX("E3_7XX_KBC4", 13, 25, 0, 24, 1, 0) MUX_CFG_7XX("AA17_7XX_USB_DM", 2, 21, 0, 20, 0, 0) MUX_CFG_7XX("W16_7XX_USB_PU_EN", 2, 25, 0, 24, 0, 0) MUX_CFG_7XX("W17_7XX_USB_VBUSI", 2, 29, 6, 28, 1, 0) MUX_CFG_7XX("W18_7XX_USB_DMCK_OUT",3, 3, 1, 2, 0, 0) MUX_CFG_7XX("W19_7XX_USB_DCRST", 3, 7, 1, 6, 0, 0) /* MMC Pins */ MUX_CFG_7XX("MMC_7XX_CMD", 2, 9, 0, 8, 1, 0) MUX_CFG_7XX("MMC_7XX_CLK", 2, 13, 0, 12, 1, 0) MUX_CFG_7XX("MMC_7XX_DAT0", 2, 17, 0, 16, 1, 0) /* I2C interface */ MUX_CFG_7XX("I2C_7XX_SCL", 5, 1, 0, 0, 1, 0) MUX_CFG_7XX("I2C_7XX_SDA", 5, 5, 0, 0, 1, 0) /* SPI pins */ MUX_CFG_7XX("SPI_7XX_1", 6, 5, 4, 4, 1, 0) MUX_CFG_7XX("SPI_7XX_2", 6, 9, 4, 8, 1, 0) MUX_CFG_7XX("SPI_7XX_3", 6, 13, 4, 12, 1, 0) MUX_CFG_7XX("SPI_7XX_4", 6, 17, 4, 16, 1, 0) MUX_CFG_7XX("SPI_7XX_5", 8, 25, 0, 24, 0, 0) MUX_CFG_7XX("SPI_7XX_6", 9, 5, 0, 4, 0, 0) /* UART pins */ MUX_CFG_7XX("UART_7XX_1", 3, 21, 0, 20, 0, 0) MUX_CFG_7XX("UART_7XX_2", 8, 1, 6, 0, 0, 0) }; #define OMAP7XX_PINS_SZ ARRAY_SIZE(omap7xx_pins) #else #define omap7xx_pins NULL #define OMAP7XX_PINS_SZ 0 #endif /* CONFIG_ARCH_OMAP730 || CONFIG_ARCH_OMAP850 */ #if defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX) static struct pin_config __initdata_or_module omap1xxx_pins[] = { /* * description mux mode mux pull pull pull pu_pd pu dbg * reg offset mode reg bit ena reg */ MUX_CFG("UART1_TX", 9, 21, 1, 2, 3, 0, NA, 0, 0) MUX_CFG("UART1_RTS", 9, 12, 1, 2, 0, 0, NA, 0, 0) /* UART2 (COM_UART_GATING), conflicts with USB2 */ MUX_CFG("UART2_TX", C, 27, 1, 3, 3, 0, NA, 0, 0) MUX_CFG("UART2_RX", C, 18, 0, 3, 1, 1, NA, 0, 0) MUX_CFG("UART2_CTS", C, 21, 0, 3, 1, 1, NA, 0, 0) MUX_CFG("UART2_RTS", C, 24, 1, 3, 2, 0, NA, 0, 0) /* UART3 (GIGA_UART_GATING) */ MUX_CFG("UART3_TX", 6, 0, 1, 0, 30, 0, NA, 0, 0) MUX_CFG("UART3_RX", 6, 3, 0, 0, 31, 1, NA, 0, 0) MUX_CFG("UART3_CTS", 5, 12, 2, 0, 24, 0, NA, 0, 0) MUX_CFG("UART3_RTS", 5, 15, 2, 0, 25, 0, NA, 0, 0) MUX_CFG("UART3_CLKREQ", 9, 27, 0, 2, 5, 0, NA, 0, 0) MUX_CFG("UART3_BCLK", A, 0, 0, 2, 6, 0, NA, 0, 0) MUX_CFG("Y15_1610_UART3_RTS", A, 0, 1, 2, 6, 0, NA, 0, 0) /* PWT & PWL, conflicts with UART3 */ MUX_CFG("PWT", 6, 0, 2, 0, 30, 0, NA, 0, 0) MUX_CFG("PWL", 6, 3, 1, 0, 31, 1, NA, 0, 0) /* USB internal master generic */ MUX_CFG("R18_USB_VBUS", 7, 9, 2, 1, 11, 0, NA, 0, 1) MUX_CFG("R18_1510_USB_GPIO0", 7, 9, 0, 1, 11, 1, NA, 0, 1) /* works around erratum: W4_USB_PUEN and W4_USB_PUDIS are switched! */ MUX_CFG("W4_USB_PUEN", D, 3, 3, 3, 5, 1, NA, 0, 1) MUX_CFG("W4_USB_CLKO", D, 3, 1, 3, 5, 0, NA, 0, 1) MUX_CFG("W4_USB_HIGHZ", D, 3, 4, 3, 5, 0, 3, 0, 1) MUX_CFG("W4_GPIO58", D, 3, 7, 3, 5, 0, 3, 0, 1) /* USB1 master */ MUX_CFG("USB1_SUSP", 8, 27, 2, 1, 27, 0, NA, 0, 1) MUX_CFG("USB1_SE0", 9, 0, 2, 1, 28, 0, NA, 0, 1) MUX_CFG("W13_1610_USB1_SE0", 9, 0, 4, 1, 28, 0, NA, 0, 1) MUX_CFG("USB1_TXEN", 9, 3, 2, 1, 29, 0, NA, 0, 1) MUX_CFG("USB1_TXD", 9, 24, 1, 2, 4, 0, NA, 0, 1) MUX_CFG("USB1_VP", A, 3, 1, 2, 7, 0, NA, 0, 1) MUX_CFG("USB1_VM", A, 6, 1, 2, 8, 0, NA, 0, 1) MUX_CFG("USB1_RCV", A, 9, 1, 2, 9, 0, NA, 0, 1) MUX_CFG("USB1_SPEED", A, 12, 2, 2, 10, 0, NA, 0, 1) MUX_CFG("R13_1610_USB1_SPEED", A, 12, 5, 2, 10, 0, NA, 0, 1) MUX_CFG("R13_1710_USB1_SEO", A, 12, 5, 2, 10, 0, NA, 0, 1) /* USB2 master */ MUX_CFG("USB2_SUSP", B, 3, 1, 2, 17, 0, NA, 0, 1) MUX_CFG("USB2_VP", B, 6, 1, 2, 18, 0, NA, 0, 1) MUX_CFG("USB2_TXEN", B, 9, 1, 2, 19, 0, NA, 0, 1) MUX_CFG("USB2_VM", C, 18, 1, 3, 0, 0, NA, 0, 1) MUX_CFG("USB2_RCV", C, 21, 1, 3, 1, 0, NA, 0, 1) MUX_CFG("USB2_SE0", C, 24, 2, 3, 2, 0, NA, 0, 1) MUX_CFG("USB2_TXD", C, 27, 2, 3, 3, 0, NA, 0, 1) /* OMAP-1510 GPIO */ MUX_CFG("R18_1510_GPIO0", 7, 9, 0, 1, 11, 1, 0, 0, 1) MUX_CFG("R19_1510_GPIO1", 7, 6, 0, 1, 10, 1, 0, 0, 1) MUX_CFG("M14_1510_GPIO2", 7, 3, 0, 1, 9, 1, 0, 0, 1) /* OMAP1610 GPIO */ MUX_CFG("P18_1610_GPIO3", 7, 0, 0, 1, 8, 0, NA, 0, 1) MUX_CFG("Y15_1610_GPIO17", A, 0, 7, 2, 6, 0, NA, 0, 1) /* OMAP-1710 GPIO */ MUX_CFG("R18_1710_GPIO0", 7, 9, 0, 1, 11, 1, 1, 1, 1) MUX_CFG("V2_1710_GPIO10", F, 27, 1, 4, 3, 1, 4, 1, 1) MUX_CFG("N21_1710_GPIO14", 6, 9, 0, 1, 1, 1, 1, 1, 1) MUX_CFG("W15_1710_GPIO40", 9, 27, 7, 2, 5, 1, 2, 1, 1) /* MPUIO */ MUX_CFG("MPUIO2", 7, 18, 0, 1, 14, 1, NA, 0, 1) MUX_CFG("N15_1610_MPUIO2", 7, 18, 0, 1, 14, 1, 1, 0, 1) MUX_CFG("MPUIO4", 7, 15, 0, 1, 13, 1, NA, 0, 1) MUX_CFG("MPUIO5", 7, 12, 0, 1, 12, 1, NA, 0, 1) MUX_CFG("T20_1610_MPUIO5", 7, 12, 0, 1, 12, 0, 3, 0, 1) MUX_CFG("W11_1610_MPUIO6", 10, 15, 2, 3, 8, 0, 3, 0, 1) MUX_CFG("V10_1610_MPUIO7", A, 24, 2, 2, 14, 0, 2, 0, 1) MUX_CFG("W11_1610_MPUIO9", 10, 15, 1, 3, 8, 0, 3, 0, 1) MUX_CFG("V10_1610_MPUIO10", A, 24, 1, 2, 14, 0, 2, 0, 1) MUX_CFG("W10_1610_MPUIO11", A, 18, 2, 2, 11, 0, 2, 0, 1) MUX_CFG("E20_1610_MPUIO13", 3, 21, 1, 0, 7, 0, 0, 0, 1) MUX_CFG("U20_1610_MPUIO14", 9, 6, 6, 0, 30, 0, 0, 0, 1) MUX_CFG("E19_1610_MPUIO15", 3, 18, 1, 0, 6, 0, 0, 0, 1) /* MCBSP2 */ MUX_CFG("MCBSP2_CLKR", C, 6, 0, 2, 27, 1, NA, 0, 1) MUX_CFG("MCBSP2_CLKX", C, 9, 0, 2, 29, 1, NA, 0, 1) MUX_CFG("MCBSP2_DR", C, 0, 0, 2, 26, 1, NA, 0, 1) MUX_CFG("MCBSP2_DX", C, 15, 0, 2, 31, 1, NA, 0, 1) MUX_CFG("MCBSP2_FSR", C, 12, 0, 2, 30, 1, NA, 0, 1) MUX_CFG("MCBSP2_FSX", C, 3, 0, 2, 27, 1, NA, 0, 1) /* MCBSP3 NOTE: Mode must 1 for clock */ MUX_CFG("MCBSP3_CLKX", 9, 3, 1, 1, 29, 0, NA, 0, 1) /* Misc ballouts */ MUX_CFG("BALLOUT_V8_ARMIO3", B, 18, 0, 2, 25, 1, NA, 0, 1) MUX_CFG("N20_HDQ", 6, 18, 1, 1, 4, 0, 1, 4, 0) /* OMAP-1610 MMC2 */ MUX_CFG("W8_1610_MMC2_DAT0", B, 21, 6, 2, 23, 1, 2, 1, 1) MUX_CFG("V8_1610_MMC2_DAT1", B, 27, 6, 2, 25, 1, 2, 1, 1) MUX_CFG("W15_1610_MMC2_DAT2", 9, 12, 6, 2, 5, 1, 2, 1, 1) MUX_CFG("R10_1610_MMC2_DAT3", B, 18, 6, 2, 22, 1, 2, 1, 1) MUX_CFG("Y10_1610_MMC2_CLK", B, 3, 6, 2, 17, 0, 2, 0, 1) MUX_CFG("Y8_1610_MMC2_CMD", B, 24, 6, 2, 24, 1, 2, 1, 1) MUX_CFG("V9_1610_MMC2_CMDDIR", B, 12, 6, 2, 20, 0, 2, 1, 1) MUX_CFG("V5_1610_MMC2_DATDIR0", B, 15, 6, 2, 21, 0, 2, 1, 1) MUX_CFG("W19_1610_MMC2_DATDIR1", 8, 15, 6, 1, 23, 0, 1, 1, 1) MUX_CFG("R18_1610_MMC2_CLKIN", 7, 9, 6, 1, 11, 0, 1, 11, 1) /* OMAP-1610 External Trace Interface */ MUX_CFG("M19_1610_ETM_PSTAT0", 5, 27, 1, 0, 29, 0, 0, 0, 1) MUX_CFG("L15_1610_ETM_PSTAT1", 5, 24, 1, 0, 28, 0, 0, 0, 1) MUX_CFG("L18_1610_ETM_PSTAT2", 5, 21, 1, 0, 27, 0, 0, 0, 1) MUX_CFG("L19_1610_ETM_D0", 5, 18, 1, 0, 26, 0, 0, 0, 1) MUX_CFG("J19_1610_ETM_D6", 5, 0, 1, 0, 20, 0, 0, 0, 1) MUX_CFG("J18_1610_ETM_D7", 5, 27, 1, 0, 19, 0, 0, 0, 1) /* OMAP16XX GPIO */ MUX_CFG("P20_1610_GPIO4", 6, 27, 0, 1, 7, 0, 1, 1, 1) MUX_CFG("V9_1610_GPIO7", B, 12, 1, 2, 20, 0, 2, 1, 1) MUX_CFG("W8_1610_GPIO9", B, 21, 0, 2, 23, 0, 2, 1, 1) MUX_CFG("N20_1610_GPIO11", 6, 18, 0, 1, 4, 0, 1, 1, 1) MUX_CFG("N19_1610_GPIO13", 6, 12, 0, 1, 2, 0, 1, 1, 1) MUX_CFG("P10_1610_GPIO22", C, 0, 7, 2, 26, 0, 2, 1, 1) MUX_CFG("V5_1610_GPIO24", B, 15, 7, 2, 21, 0, 2, 1, 1) MUX_CFG("AA20_1610_GPIO_41", 9, 9, 7, 1, 31, 0, 1, 1, 1) MUX_CFG("W19_1610_GPIO48", 8, 15, 7, 1, 23, 1, 1, 0, 1) MUX_CFG("M7_1610_GPIO62", 10, 0, 0, 4, 24, 0, 4, 0, 1) MUX_CFG("V14_16XX_GPIO37", 9, 18, 7, 2, 2, 0, 2, 2, 0) MUX_CFG("R9_16XX_GPIO18", C, 18, 7, 3, 0, 0, 3, 0, 0) MUX_CFG("L14_16XX_GPIO49", 6, 3, 7, 0, 31, 0, 0, 31, 0) /* OMAP-1610 uWire */ MUX_CFG("V19_1610_UWIRE_SCLK", 8, 6, 0, 1, 20, 0, 1, 1, 1) MUX_CFG("U18_1610_UWIRE_SDI", 8, 0, 0, 1, 18, 0, 1, 1, 1) MUX_CFG("W21_1610_UWIRE_SDO", 8, 3, 0, 1, 19, 0, 1, 1, 1) MUX_CFG("N14_1610_UWIRE_CS0", 8, 9, 1, 1, 21, 0, 1, 1, 1) MUX_CFG("P15_1610_UWIRE_CS3", 8, 12, 1, 1, 22, 0, 1, 1, 1) MUX_CFG("N15_1610_UWIRE_CS1", 7, 18, 2, 1, 14, 0, NA, 0, 1) /* OMAP-1610 SPI */ MUX_CFG("U19_1610_SPIF_SCK", 7, 21, 6, 1, 15, 0, 1, 1, 1) MUX_CFG("U18_1610_SPIF_DIN", 8, 0, 6, 1, 18, 1, 1, 0, 1) MUX_CFG("P20_1610_SPIF_DIN", 6, 27, 4, 1, 7, 1, 1, 0, 1) MUX_CFG("W21_1610_SPIF_DOUT", 8, 3, 6, 1, 19, 0, 1, 0, 1) MUX_CFG("R18_1610_SPIF_DOUT", 7, 9, 3, 1, 11, 0, 1, 0, 1) MUX_CFG("N14_1610_SPIF_CS0", 8, 9, 6, 1, 21, 0, 1, 1, 1) MUX_CFG("N15_1610_SPIF_CS1", 7, 18, 6, 1, 14, 0, 1, 1, 1) MUX_CFG("T19_1610_SPIF_CS2", 7, 15, 4, 1, 13, 0, 1, 1, 1) MUX_CFG("P15_1610_SPIF_CS3", 8, 12, 3, 1, 22, 0, 1, 1, 1) /* OMAP-1610 Flash */ MUX_CFG("L3_1610_FLASH_CS2B_OE",10, 6, 1, NA, 0, 0, NA, 0, 1) MUX_CFG("M8_1610_FLASH_CS2B_WE",10, 3, 1, NA, 0, 0, NA, 0, 1) /* First MMC interface, same on 1510, 1610 and 1710 */ MUX_CFG("MMC_CMD", A, 27, 0, 2, 15, 1, 2, 1, 1) MUX_CFG("MMC_DAT1", A, 24, 0, 2, 14, 1, 2, 1, 1) MUX_CFG("MMC_DAT2", A, 18, 0, 2, 12, 1, 2, 1, 1) MUX_CFG("MMC_DAT0", B, 0, 0, 2, 16, 1, 2, 1, 1) MUX_CFG("MMC_CLK", A, 21, 0, NA, 0, 0, NA, 0, 1) MUX_CFG("MMC_DAT3", 10, 15, 0, 3, 8, 1, 3, 1, 1) MUX_CFG("M15_1710_MMC_CLKI", 6, 21, 2, 0, 0, 0, NA, 0, 1) MUX_CFG("P19_1710_MMC_CMDDIR", 6, 24, 6, 0, 0, 0, NA, 0, 1) MUX_CFG("P20_1710_MMC_DATDIR0", 6, 27, 5, 0, 0, 0, NA, 0, 1) /* OMAP-1610 USB0 alternate configuration */ MUX_CFG("W9_USB0_TXEN", B, 9, 5, 2, 19, 0, 2, 0, 1) MUX_CFG("AA9_USB0_VP", B, 6, 5, 2, 18, 0, 2, 0, 1) MUX_CFG("Y5_USB0_RCV", C, 21, 5, 3, 1, 0, 1, 0, 1) MUX_CFG("R9_USB0_VM", C, 18, 5, 3, 0, 0, 3, 0, 1) MUX_CFG("V6_USB0_TXD", C, 27, 5, 3, 3, 0, 3, 0, 1) MUX_CFG("W5_USB0_SE0", C, 24, 5, 3, 2, 0, 3, 0, 1) MUX_CFG("V9_USB0_SPEED", B, 12, 5, 2, 20, 0, 2, 0, 1) MUX_CFG("Y10_USB0_SUSP", B, 3, 5, 2, 17, 0, 2, 0, 1) /* USB2 interface */ MUX_CFG("W9_USB2_TXEN", B, 9, 1, NA, 0, 0, NA, 0, 1) MUX_CFG("AA9_USB2_VP", B, 6, 1, NA, 0, 0, NA, 0, 1) MUX_CFG("Y5_USB2_RCV", C, 21, 1, NA, 0, 0, NA, 0, 1) MUX_CFG("R9_USB2_VM", C, 18, 1, NA, 0, 0, NA, 0, 1) MUX_CFG("V6_USB2_TXD", C, 27, 2, NA, 0, 0, NA, 0, 1) MUX_CFG("W5_USB2_SE0", C, 24, 2, NA, 0, 0, NA, 0, 1) /* 16XX UART */ MUX_CFG("R13_1610_UART1_TX", A, 12, 6, 2, 10, 0, 2, 10, 1) MUX_CFG("V14_16XX_UART1_RX", 9, 18, 0, 2, 2, 0, 2, 2, 1) MUX_CFG("R14_1610_UART1_CTS", 9, 15, 0, 2, 1, 0, 2, 1, 1) MUX_CFG("AA15_1610_UART1_RTS", 9, 12, 1, 2, 0, 0, 2, 0, 1) MUX_CFG("R9_16XX_UART2_RX", C, 18, 0, 3, 0, 0, 3, 0, 1) MUX_CFG("L14_16XX_UART3_RX", 6, 3, 0, 0, 31, 0, 0, 31, 1) /* I2C interface */ MUX_CFG("I2C_SCL", 7, 24, 0, NA, 0, 0, NA, 0, 0) MUX_CFG("I2C_SDA", 7, 27, 0, NA, 0, 0, NA, 0, 0) /* Keypad */ MUX_CFG("F18_1610_KBC0", 3, 15, 0, 0, 5, 1, 0, 0, 0) MUX_CFG("D20_1610_KBC1", 3, 12, 0, 0, 4, 1, 0, 0, 0) MUX_CFG("D19_1610_KBC2", 3, 9, 0, 0, 3, 1, 0, 0, 0) MUX_CFG("E18_1610_KBC3", 3, 6, 0, 0, 2, 1, 0, 0, 0) MUX_CFG("C21_1610_KBC4", 3, 3, 0, 0, 1, 1, 0, 0, 0) MUX_CFG("G18_1610_KBR0", 4, 0, 0, 0, 10, 1, 0, 1, 0) MUX_CFG("F19_1610_KBR1", 3, 27, 0, 0, 9, 1, 0, 1, 0) MUX_CFG("H14_1610_KBR2", 3, 24, 0, 0, 8, 1, 0, 1, 0) MUX_CFG("E20_1610_KBR3", 3, 21, 0, 0, 7, 1, 0, 1, 0) MUX_CFG("E19_1610_KBR4", 3, 18, 0, 0, 6, 1, 0, 1, 0) MUX_CFG("N19_1610_KBR5", 6, 12, 1, 1, 2, 1, 1, 1, 0) /* Power management */ MUX_CFG("T20_1610_LOW_PWR", 7, 12, 1, NA, 0, 0, NA, 0, 0) /* MCLK Settings */ MUX_CFG("V5_1710_MCLK_ON", B, 15, 0, NA, 0, 0, NA, 0, 0) MUX_CFG("V5_1710_MCLK_OFF", B, 15, 6, NA, 0, 0, NA, 0, 0) MUX_CFG("R10_1610_MCLK_ON", B, 18, 0, NA, 22, 0, NA, 1, 0) MUX_CFG("R10_1610_MCLK_OFF", B, 18, 6, 2, 22, 1, 2, 1, 1) /* CompactFlash controller, conflicts with MMC1 */ MUX_CFG("P11_1610_CF_CD2", A, 27, 3, 2, 15, 1, 2, 1, 1) MUX_CFG("R11_1610_CF_IOIS16", B, 0, 3, 2, 16, 1, 2, 1, 1) MUX_CFG("V10_1610_CF_IREQ", A, 24, 3, 2, 14, 0, 2, 0, 1) MUX_CFG("W10_1610_CF_RESET", A, 18, 3, 2, 12, 1, 2, 1, 1) MUX_CFG("W11_1610_CF_CD1", 10, 15, 3, 3, 8, 1, 3, 1, 1) /* parallel camera */ MUX_CFG("J15_1610_CAM_LCLK", 4, 24, 0, 0, 18, 1, 0, 0, 0) MUX_CFG("J18_1610_CAM_D7", 4, 27, 0, 0, 19, 1, 0, 0, 0) MUX_CFG("J19_1610_CAM_D6", 5, 0, 0, 0, 20, 1, 0, 0, 0) MUX_CFG("J14_1610_CAM_D5", 5, 3, 0, 0, 21, 1, 0, 0, 0) MUX_CFG("K18_1610_CAM_D4", 5, 6, 0, 0, 22, 1, 0, 0, 0) MUX_CFG("K19_1610_CAM_D3", 5, 9, 0, 0, 23, 1, 0, 0, 0) MUX_CFG("K15_1610_CAM_D2", 5, 12, 0, 0, 24, 1, 0, 0, 0) MUX_CFG("K14_1610_CAM_D1", 5, 15, 0, 0, 25, 1, 0, 0, 0) MUX_CFG("L19_1610_CAM_D0", 5, 18, 0, 0, 26, 1, 0, 0, 0) MUX_CFG("L18_1610_CAM_VS", 5, 21, 0, 0, 27, 1, 0, 0, 0) MUX_CFG("L15_1610_CAM_HS", 5, 24, 0, 0, 28, 1, 0, 0, 0) MUX_CFG("M19_1610_CAM_RSTZ", 5, 27, 0, 0, 29, 0, 0, 0, 0) MUX_CFG("Y15_1610_CAM_OUTCLK", A, 0, 6, 2, 6, 0, 2, 0, 0) /* serial camera */ MUX_CFG("H19_1610_CAM_EXCLK", 4, 21, 0, 0, 17, 0, 0, 0, 0) /* REVISIT 5912 spec sez CCP_* can't pullup or pulldown ... ? */ MUX_CFG("Y12_1610_CCP_CLKP", 8, 18, 6, 1, 24, 1, 1, 0, 0) MUX_CFG("W13_1610_CCP_CLKM", 9, 0, 6, 1, 28, 1, 1, 0, 0) MUX_CFG("W14_1610_CCP_DATAP", 9, 24, 6, 2, 4, 1, 2, 0, 0) MUX_CFG("Y14_1610_CCP_DATAM", 9, 21, 6, 2, 3, 1, 2, 0, 0) }; #define OMAP1XXX_PINS_SZ ARRAY_SIZE(omap1xxx_pins) #else #define omap1xxx_pins NULL #define OMAP1XXX_PINS_SZ 0 #endif /* CONFIG_ARCH_OMAP15XX || CONFIG_ARCH_OMAP16XX */ static int __init_or_module omap1_cfg_reg(const struct pin_config *cfg) { static DEFINE_SPINLOCK(mux_spin_lock); unsigned long flags; unsigned int reg_orig = 0, reg = 0, pu_pd_orig = 0, pu_pd = 0, pull_orig = 0, pull = 0; unsigned int mask, warn = 0; /* Check the mux register in question */ if (cfg->mux_reg) { unsigned tmp1, tmp2; spin_lock_irqsave(&mux_spin_lock, flags); reg_orig = omap_readl(cfg->mux_reg); /* The mux registers always seem to be 3 bits long */ mask = (0x7 << cfg->mask_offset); tmp1 = reg_orig & mask; reg = reg_orig & ~mask; tmp2 = (cfg->mask << cfg->mask_offset); reg |= tmp2; if (tmp1 != tmp2) warn = 1; omap_writel(reg, cfg->mux_reg); spin_unlock_irqrestore(&mux_spin_lock, flags); } /* Check for pull up or pull down selection on 1610 */ if (!cpu_is_omap15xx()) { if (cfg->pu_pd_reg && cfg->pull_val) { spin_lock_irqsave(&mux_spin_lock, flags); pu_pd_orig = omap_readl(cfg->pu_pd_reg); mask = 1 << cfg->pull_bit; if (cfg->pu_pd_val) { if (!(pu_pd_orig & mask)) warn = 1; /* Use pull up */ pu_pd = pu_pd_orig | mask; } else { if (pu_pd_orig & mask) warn = 1; /* Use pull down */ pu_pd = pu_pd_orig & ~mask; } omap_writel(pu_pd, cfg->pu_pd_reg); spin_unlock_irqrestore(&mux_spin_lock, flags); } } /* Check for an associated pull down register */ if (cfg->pull_reg) { spin_lock_irqsave(&mux_spin_lock, flags); pull_orig = omap_readl(cfg->pull_reg); mask = 1 << cfg->pull_bit; if (cfg->pull_val) { if (pull_orig & mask) warn = 1; /* Low bit = pull enabled */ pull = pull_orig & ~mask; } else { if (!(pull_orig & mask)) warn = 1; /* High bit = pull disabled */ pull = pull_orig | mask; } omap_writel(pull, cfg->pull_reg); spin_unlock_irqrestore(&mux_spin_lock, flags); } if (warn) { #ifdef CONFIG_OMAP_MUX_WARNINGS printk(KERN_WARNING "MUX: initialized %s\n", cfg->name); #endif } #ifdef CONFIG_OMAP_MUX_DEBUG if (cfg->debug || warn) { printk("MUX: Setting register %s\n", cfg->name); printk(" %s (0x%08x) = 0x%08x -> 0x%08x\n", cfg->mux_reg_name, cfg->mux_reg, reg_orig, reg); if (!cpu_is_omap15xx()) { if (cfg->pu_pd_reg && cfg->pull_val) { printk(" %s (0x%08x) = 0x%08x -> 0x%08x\n", cfg->pu_pd_name, cfg->pu_pd_reg, pu_pd_orig, pu_pd); } } if (cfg->pull_reg) printk(" %s (0x%08x) = 0x%08x -> 0x%08x\n", cfg->pull_name, cfg->pull_reg, pull_orig, pull); } #endif #ifdef CONFIG_OMAP_MUX_WARNINGS return warn ? -ETXTBSY : 0; #else return 0; #endif } int __init omap1_mux_init(void) { if (cpu_is_omap7xx()) { arch_mux_cfg.pins = omap7xx_pins; arch_mux_cfg.size = OMAP7XX_PINS_SZ; arch_mux_cfg.cfg_reg = omap1_cfg_reg; } if (cpu_is_omap15xx() || cpu_is_omap16xx()) { arch_mux_cfg.pins = omap1xxx_pins; arch_mux_cfg.size = OMAP1XXX_PINS_SZ; arch_mux_cfg.cfg_reg = omap1_cfg_reg; } return omap_mux_register(&arch_mux_cfg); } #endif