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Diffstat (limited to 'arch/arm/mach-omap2/mux.h')
| -rw-r--r-- | arch/arm/mach-omap2/mux.h | 352 |
1 files changed, 0 insertions, 352 deletions
diff --git a/arch/arm/mach-omap2/mux.h b/arch/arm/mach-omap2/mux.h deleted file mode 100644 index d121fb6df4e6..000000000000 --- a/arch/arm/mach-omap2/mux.h +++ /dev/null @@ -1,352 +0,0 @@ -/* - * Copyright (C) 2009 Nokia - * Copyright (C) 2009-2010 Texas Instruments - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include "mux34xx.h" - -#define OMAP_MUX_TERMINATOR 0xffff - -/* 34xx mux mode options for each pin. See TRM for options */ -#define OMAP_MUX_MODE0 0 -#define OMAP_MUX_MODE1 1 -#define OMAP_MUX_MODE2 2 -#define OMAP_MUX_MODE3 3 -#define OMAP_MUX_MODE4 4 -#define OMAP_MUX_MODE5 5 -#define OMAP_MUX_MODE6 6 -#define OMAP_MUX_MODE7 7 - -/* 24xx/34xx mux bit defines */ -#define OMAP_PULL_ENA (1 << 3) -#define OMAP_PULL_UP (1 << 4) -#define OMAP_ALTELECTRICALSEL (1 << 5) - -/* omap3/4/5 specific mux bit defines */ -#define OMAP_INPUT_EN (1 << 8) -#define OMAP_OFF_EN (1 << 9) -#define OMAP_OFFOUT_EN (1 << 10) -#define OMAP_OFFOUT_VAL (1 << 11) -#define OMAP_OFF_PULL_EN (1 << 12) -#define OMAP_OFF_PULL_UP (1 << 13) -#define OMAP_WAKEUP_EN (1 << 14) -#define OMAP_WAKEUP_EVENT (1 << 15) - -/* Active pin states */ -#define OMAP_PIN_OUTPUT 0 -#define OMAP_PIN_INPUT OMAP_INPUT_EN -#define OMAP_PIN_INPUT_PULLUP (OMAP_PULL_ENA | OMAP_INPUT_EN \ - | OMAP_PULL_UP) -#define OMAP_PIN_INPUT_PULLDOWN (OMAP_PULL_ENA | OMAP_INPUT_EN) - -/* Off mode states */ -#define OMAP_PIN_OFF_NONE 0 -#define OMAP_PIN_OFF_OUTPUT_HIGH (OMAP_OFF_EN | OMAP_OFFOUT_EN \ - | OMAP_OFFOUT_VAL) -#define OMAP_PIN_OFF_OUTPUT_LOW (OMAP_OFF_EN | OMAP_OFFOUT_EN) -#define OMAP_PIN_OFF_INPUT_PULLUP (OMAP_OFF_EN | OMAP_OFF_PULL_EN \ - | OMAP_OFF_PULL_UP) -#define OMAP_PIN_OFF_INPUT_PULLDOWN (OMAP_OFF_EN | OMAP_OFF_PULL_EN) -#define OMAP_PIN_OFF_WAKEUPENABLE OMAP_WAKEUP_EN - -#define OMAP_MODE_GPIO(partition, x) (((x) & OMAP_MUX_MODE7) == \ - partition->gpio) -#define OMAP_MODE_UART(x) (((x) & OMAP_MUX_MODE7) == OMAP_MUX_MODE0) - -/* Flags for omapX_mux_init */ -#define OMAP_PACKAGE_MASK 0xffff -#define OMAP_PACKAGE_CBP 6 /* 515-pin 0.40 0.50 */ -#define OMAP_PACKAGE_CUS 5 /* 423-pin 0.65 */ -#define OMAP_PACKAGE_CBB 4 /* 515-pin 0.40 0.50 */ -#define OMAP_PACKAGE_CBC 3 /* 515-pin 0.50 0.65 */ - -#define OMAP_MUX_NR_MODES 8 /* Available modes */ -#define OMAP_MUX_NR_SIDES 2 /* Bottom & top */ - -/* - * omap_mux_init flags definition: - * - * OMAP_GPIO_MUX_MODE, bits 0-2: gpio muxing mode, same like pad control - * register which includes values from 0-7. - * OMAP_MUX_REG_8BIT: Ensure that access to padconf is done in 8 bits. - * The default value is 16 bits. - */ -#define OMAP_MUX_GPIO_IN_MODE0 OMAP_MUX_MODE0 -#define OMAP_MUX_GPIO_IN_MODE1 OMAP_MUX_MODE1 -#define OMAP_MUX_GPIO_IN_MODE2 OMAP_MUX_MODE2 -#define OMAP_MUX_GPIO_IN_MODE3 OMAP_MUX_MODE3 -#define OMAP_MUX_GPIO_IN_MODE4 OMAP_MUX_MODE4 -#define OMAP_MUX_GPIO_IN_MODE5 OMAP_MUX_MODE5 -#define OMAP_MUX_GPIO_IN_MODE6 OMAP_MUX_MODE6 -#define OMAP_MUX_GPIO_IN_MODE7 OMAP_MUX_MODE7 -#define OMAP_MUX_REG_8BIT (1 << 3) - -/** - * struct omap_board_data - board specific device data - * @id: instance id - * @flags: additional flags for platform init code - * @pads: array of device specific pads - * @pads_cnt: ARRAY_SIZE() of pads - */ -struct omap_board_data { - int id; - u32 flags; - struct omap_device_pad *pads; - int pads_cnt; -}; - -/** - * struct mux_partition - contain partition related information - * @name: name of the current partition - * @flags: flags specific to this partition - * @gpio: gpio mux mode - * @phys: physical address - * @size: partition size - * @base: virtual address after ioremap - * @muxmodes: list of nodes that belong to a partition - * @node: list node for the partitions linked list - */ -struct omap_mux_partition { - const char *name; - u32 flags; - u32 gpio; - u32 phys; - u32 size; - void __iomem *base; - struct list_head muxmodes; - struct list_head node; -}; - -/** - * struct omap_mux - data for omap mux register offset and it's value - * @reg_offset: mux register offset from the mux base - * @gpio: GPIO number - * @muxnames: available signal modes for a ball - * @balls: available balls on the package - */ -struct omap_mux { - u16 reg_offset; - u16 gpio; -#ifdef CONFIG_OMAP_MUX - char *muxnames[OMAP_MUX_NR_MODES]; -#ifdef CONFIG_DEBUG_FS - char *balls[OMAP_MUX_NR_SIDES]; -#endif -#endif -}; - -/** - * struct omap_ball - data for balls on omap package - * @reg_offset: mux register offset from the mux base - * @balls: available balls on the package - */ -struct omap_ball { - u16 reg_offset; - char *balls[OMAP_MUX_NR_SIDES]; -}; - -/** - * struct omap_board_mux - data for initializing mux registers - * @reg_offset: mux register offset from the mux base - * @mux_value: desired mux value to set - */ -struct omap_board_mux { - u16 reg_offset; - u16 value; -}; - -#define OMAP_DEVICE_PAD_REMUX BIT(1) /* Dynamically remux a pad, - needs enable, idle and off - values */ -#define OMAP_DEVICE_PAD_WAKEUP BIT(0) /* Pad is wake-up capable */ - -/** - * struct omap_device_pad - device specific pad configuration - * @name: signal name - * @flags: pad specific runtime flags - * @enable: runtime value for a pad - * @idle: idle value for a pad - * @off: off value for a pad, defaults to safe mode - * @partition: mux partition - * @mux: mux register - */ -struct omap_device_pad { - char *name; - u8 flags; - u16 enable; - u16 idle; - u16 off; - struct omap_mux_partition *partition; - struct omap_mux *mux; -}; - -struct omap_hwmod_mux_info; - -#define OMAP_MUX_STATIC(signal, mode) \ -{ \ - .name = (signal), \ - .enable = (mode), \ -} - -#if defined(CONFIG_OMAP_MUX) - -/** - * omap_mux_init_gpio - initialize a signal based on the GPIO number - * @gpio: GPIO number - * @val: Options for the mux register value - */ -int omap_mux_init_gpio(int gpio, int val); - -/** - * omap_mux_init_signal - initialize a signal based on the signal name - * @muxname: Mux name in mode0_name.signal_name format - * @val: Options for the mux register value - */ -int omap_mux_init_signal(const char *muxname, int val); - -/** - * omap_hwmod_mux_init - initialize hwmod specific mux data - * @bpads: Board specific device signal names - * @nr_pads: Number of signal names for the device - */ -extern struct omap_hwmod_mux_info * -omap_hwmod_mux_init(struct omap_device_pad *bpads, int nr_pads); - -/** - * omap_hwmod_mux - omap hwmod specific pin muxing - * @hmux: Pads for a hwmod - * @state: Desired _HWMOD_STATE - * - * Called only from omap_hwmod.c, do not use. - */ -void omap_hwmod_mux(struct omap_hwmod_mux_info *hmux, u8 state); - -int omap_mux_get_by_name(const char *muxname, - struct omap_mux_partition **found_partition, - struct omap_mux **found_mux); -#else - -static inline int omap_mux_get_by_name(const char *muxname, - struct omap_mux_partition **found_partition, - struct omap_mux **found_mux) -{ - return 0; -} - -static inline int omap_mux_init_gpio(int gpio, int val) -{ - return 0; -} -static inline int omap_mux_init_signal(char *muxname, int val) -{ - return 0; -} - -static inline struct omap_hwmod_mux_info * -omap_hwmod_mux_init(struct omap_device_pad *bpads, int nr_pads) -{ - return NULL; -} - -static inline void omap_hwmod_mux(struct omap_hwmod_mux_info *hmux, u8 state) -{ -} - -static struct omap_board_mux *board_mux __maybe_unused; - -#endif - -/** - * omap_mux_get_gpio() - get mux register value based on GPIO number - * @gpio: GPIO number - * - */ -u16 omap_mux_get_gpio(int gpio); - -/** - * omap_mux_set_gpio() - set mux register value based on GPIO number - * @val: New mux register value - * @gpio: GPIO number - * - */ -void omap_mux_set_gpio(u16 val, int gpio); - -/** - * omap_mux_get() - get a mux partition by name - * @name: Name of the mux partition - * - */ -struct omap_mux_partition *omap_mux_get(const char *name); - -/** - * omap_mux_read() - read mux register - * @partition: Mux partition - * @mux_offset: Offset of the mux register - * - */ -u16 omap_mux_read(struct omap_mux_partition *p, u16 mux_offset); - -/** - * omap_mux_write() - write mux register - * @partition: Mux partition - * @val: New mux register value - * @mux_offset: Offset of the mux register - * - * This should be only needed for dynamic remuxing of non-gpio signals. - */ -void omap_mux_write(struct omap_mux_partition *p, u16 val, u16 mux_offset); - -/** - * omap_mux_write_array() - write an array of mux registers - * @partition: Mux partition - * @board_mux: Array of mux registers terminated by MAP_MUX_TERMINATOR - * - * This should be only needed for dynamic remuxing of non-gpio signals. - */ -void omap_mux_write_array(struct omap_mux_partition *p, - struct omap_board_mux *board_mux); - -/** - * omap2420_mux_init() - initialize mux system with board specific set - * @board_mux: Board specific mux table - * @flags: OMAP package type used for the board - */ -int omap2420_mux_init(struct omap_board_mux *board_mux, int flags); - -/** - * omap2430_mux_init() - initialize mux system with board specific set - * @board_mux: Board specific mux table - * @flags: OMAP package type used for the board - */ -int omap2430_mux_init(struct omap_board_mux *board_mux, int flags); - -/** - * omap3_mux_init() - initialize mux system with board specific set - * @board_mux: Board specific mux table - * @flags: OMAP package type used for the board - */ -int omap3_mux_init(struct omap_board_mux *board_mux, int flags); - -/** - * omap4_mux_init() - initialize mux system with board specific set - * @board_subset: Board specific mux table - * @board_wkup_subset: Board specific mux table for wakeup instance - * @flags: OMAP package type used for the board - */ -int omap4_mux_init(struct omap_board_mux *board_subset, - struct omap_board_mux *board_wkup_subset, int flags); - -/** - * omap_mux_init - private mux init function, do not call - */ -int omap_mux_init(const char *name, u32 flags, - u32 mux_pbase, u32 mux_size, - struct omap_mux *superset, - struct omap_mux *package_subset, - struct omap_board_mux *board_mux, - struct omap_ball *package_balls); - |