diff options
Diffstat (limited to 'arch/arm/mach-omap1/include/mach/mux.h')
| -rw-r--r-- | arch/arm/mach-omap1/include/mach/mux.h | 454 |
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 000000000000..323948959200 --- /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 |