diff options
Diffstat (limited to 'arch/arm/include/asm/arch-u8500/gpio.h')
| -rw-r--r-- | arch/arm/include/asm/arch-u8500/gpio.h | 231 |
1 files changed, 0 insertions, 231 deletions
diff --git a/arch/arm/include/asm/arch-u8500/gpio.h b/arch/arm/include/asm/arch-u8500/gpio.h deleted file mode 100644 index afa5942..0000000 --- a/arch/arm/include/asm/arch-u8500/gpio.h +++ /dev/null @@ -1,231 +0,0 @@ -/* - * Copyright (C) ST-Ericsson SA 2009 - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#ifndef _UX500_GPIO_h -#define _UX500_GPIO_h - -#include <asm/types.h> -#include <asm/io.h> -#include <asm/errno.h> - -#include <asm/arch/sys_proto.h> -#include <asm/arch/u8500.h> - -#define GPIO_TOTAL_PINS 268 - -#define GPIO_PINS_PER_BLOCK 32 -#define GPIO_BLOCKS_COUNT (GPIO_TOTAL_PINS/GPIO_PINS_PER_BLOCK + 1) -#define GPIO_BLOCK(pin) (((pin + GPIO_PINS_PER_BLOCK) >> 5) - 1) - - -struct gpio_register { - u32 gpio_dat; /* data register : 0x000 */ - u32 gpio_dats; /* data Set register : 0x004 */ - u32 gpio_datc; /* data Clear register : 0x008 */ - u32 gpio_pdis; /* Pull disable register : 0x00C */ - u32 gpio_dir; /* data direction register : 0x010 */ - u32 gpio_dirs; /* data dir Set register : 0x014 */ - u32 gpio_dirc; /* data dir Clear register : 0x018 */ - u32 gpio_slpm; /* Sleep mode register : 0x01C */ - u32 gpio_afsa; /* AltFun A Select reg : 0x020 */ - u32 gpio_afsb; /* AltFun B Select reg : 0x024 */ - u32 gpio_lowemi;/* low EMI Select reg : 0x028 */ - u32 reserved_1[(0x040 - 0x02C) >> 2]; /*0x028-0x3C Reserved*/ - u32 gpio_rimsc; /* rising edge intr set/clear : 0x040 */ - u32 gpio_fimsc; /* falling edge intr set/clear register : 0x044 */ - u32 gpio_mis; /* masked interrupt status register : 0x048 */ - u32 gpio_ic; /* Interrupt Clear register : 0x04C */ - u32 gpio_rwimsc;/* Rising-edge Wakeup IMSC register : 0x050 */ - u32 gpio_fwimsc;/* Falling-edge Wakeup IMSC register : 0x054 */ - u32 gpio_wks; /* Wakeup Status register : 0x058 */ -}; - -/* Error values returned by functions */ -enum gpio_error { - GPIO_OK = 0, - GPIO_UNSUPPORTED_HW = -2, - GPIO_UNSUPPORTED_FEATURE = -3, - GPIO_INVALID_PARAMETER = -4, - GPIO_REQUEST_NOT_APPLICABLE = -5, - GPIO_REQUEST_PENDING = -6, - GPIO_NOT_CONFIGURED = -7, - GPIO_INTERNAL_ERROR = -8, - GPIO_INTERNAL_EVENT = 1, - GPIO_REMAINING_EVENT = 2, - GPIO_NO_MORE_PENDING_EVENT = 3, - GPIO_INVALID_CLIENT = -25, - GPIO_INVALID_PIN = -26, - GPIO_PIN_BUSY = -27, - GPIO_PIN_NOT_ALLOCATED = -28, - GPIO_WRONG_CLIENT = -29, - GPIO_UNSUPPORTED_ALTFUNC = -30, -}; - -/*GPIO DEVICE ID */ -enum gpio_device_id { - GPIO_DEVICE_ID_0, - GPIO_DEVICE_ID_1, - GPIO_DEVICE_ID_2, - GPIO_DEVICE_ID_3, - GPIO_DEVICE_ID_INVALID -}; - -/* - * Alternate Function: - * refered in altfun_table to pointout particular altfun to be enabled - * when using GPIO_ALT_FUNCTION A/B/C enable/disable operation - */ -enum gpio_alt_function { - GPIO_ALT_UART_0_MODEM, - GPIO_ALT_UART_0_NO_MODEM, - GPIO_ALT_UART_1, - GPIO_ALT_UART_2, - GPIO_ALT_I2C_0, - GPIO_ALT_I2C_1, - GPIO_ALT_I2C_2, - GPIO_ALT_I2C_3, - GPIO_ALT_MSP_0, - GPIO_ALT_MSP_1, - GPIO_ALT_MSP_2, - GPIO_ALT_MSP_3, - GPIO_ALT_MSP_4, - GPIO_ALT_MSP_5, - GPIO_ALT_SSP_0, - GPIO_ALT_SSP_1, - GPIO_ALT_MM_CARD0, - GPIO_ALT_SD_CARD0, - GPIO_ALT_DMA_0, - GPIO_ALT_DMA_1, - GPIO_ALT_HSI0, - GPIO_ALT_CCIR656_INPUT, - GPIO_ALT_CCIR656_OUTPUT, - GPIO_ALT_LCD_PANEL, - GPIO_ALT_MDIF, - GPIO_ALT_SDRAM, - GPIO_ALT_HAMAC_AUDIO_DBG, - GPIO_ALT_HAMAC_VIDEO_DBG, - GPIO_ALT_CLOCK_RESET, - GPIO_ALT_TSP, - GPIO_ALT_IRDA, - GPIO_ALT_USB_MINIMUM, - GPIO_ALT_USB_I2C, - GPIO_ALT_OWM, - GPIO_ALT_PWL, - GPIO_ALT_FSMC, - GPIO_ALT_COMP_FLASH, - GPIO_ALT_SRAM_NOR_FLASH, - GPIO_ALT_FSMC_ADDLINE_0_TO_15, - GPIO_ALT_SCROLL_KEY, - GPIO_ALT_MSHC, - GPIO_ALT_HPI, - GPIO_ALT_USB_OTG, - GPIO_ALT_SDIO, - GPIO_ALT_HSMMC, - GPIO_ALT_FSMC_ADD_DATA_0_TO_25, - GPIO_ALT_HSI1, - GPIO_ALT_NOR, - GPIO_ALT_NAND, - GPIO_ALT_KEYPAD, - GPIO_ALT_VPIP, - GPIO_ALT_CAM, - GPIO_ALT_CCP1, - GPIO_ALT_EMMC, - GPIO_ALT_POP_EMMC, - GPIO_ALT_FUNMAX /* Add new alt func before this */ -}; - -/* Defines pin assignment(Software mode or Alternate mode) */ -enum gpio_mode { - GPIO_MODE_LEAVE_UNCHANGED, /* Parameter will be ignored */ - GPIO_MODE_SOFTWARE, /* Pin connected to GPIO (SW controlled) */ - GPIO_ALTF_A, /* Pin connected to altfunc 1 (HW periph 1) */ - GPIO_ALTF_B, /* Pin connected to altfunc 2 (HW periph 2) */ - GPIO_ALTF_C, /* Pin connected to altfunc 3 (HW periph 3) */ - GPIO_ALTF_FIND, /* Pin connected to altfunc 3 (HW periph 3) */ - GPIO_ALTF_DISABLE /* Pin connected to altfunc 3 (HW periph 3) */ -}; - -/* Defines GPIO pin direction */ -enum gpio_direction { - GPIO_DIR_LEAVE_UNCHANGED, /* Parameter will be ignored */ - GPIO_DIR_INPUT, /* GPIO set as input */ - GPIO_DIR_OUTPUT /* GPIO set as output */ -}; - -/* Interrupt trigger mode */ -enum gpio_trig { - GPIO_TRIG_LEAVE_UNCHANGED, /* Parameter will be ignored */ - GPIO_TRIG_DISABLE, /* Trigger no IT */ - GPIO_TRIG_RISING_EDGE, /* Trigger an IT on rising edge */ - GPIO_TRIG_FALLING_EDGE, /* Trigger an IT on falling edge */ - GPIO_TRIG_BOTH_EDGES, /* Trigger an IT on rising and falling edge */ - GPIO_TRIG_HIGH_LEVEL, /* Trigger an IT on high level */ - GPIO_TRIG_LOW_LEVEL /* Trigger an IT on low level */ -}; - -/* Configuration parameters for one GPIO pin.*/ -struct gpio_config { - enum gpio_mode mode; - enum gpio_direction direction; - enum gpio_trig trig; - char *dev_name; /* Who owns the gpio pin */ -}; - -/* GPIO pin data*/ -enum gpio_data { - GPIO_DATA_LOW, - GPIO_DATA_HIGH -}; - -/* GPIO behaviour in sleep mode */ -enum gpio_sleep_mode { - GPIO_SLEEP_MODE_LEAVE_UNCHANGED, /* Parameter will be ignored */ - GPIO_SLEEP_MODE_INPUT_DEFAULTVOLT, /* GPIO is an input with pull - up/down enabled when in sleep - mode. */ - GPIO_SLEEP_MODE_CONTROLLED_BY_GPIO /* GPIO pin is controlled by - GPIO IP. So mode, direction - and data values for GPIO pin - in sleep mode are determined - by configuration set to GPIO - pin before entering to sleep - mode. */ -}; - -/* GPIO ability to wake the system up from sleep mode.*/ -enum gpio_wake { - GPIO_WAKE_LEAVE_UNCHANGED, /* Parameter will be ignored */ - GPIO_WAKE_DISABLE, /* No wake of system from sleep mode. */ - GPIO_WAKE_LOW_LEVEL, /* Wake the system up on a LOW level. */ - GPIO_WAKE_HIGH_LEVEL, /* Wake the system up on a HIGH level. */ - GPIO_WAKE_RISING_EDGE, /* Wake the system up on a RISING edge. */ - GPIO_WAKE_FALLING_EDGE, /* Wake the system up on a FALLING edge. */ - GPIO_WAKE_BOTH_EDGES /* Wake the system up on both RISE and FALL. */ -}; - -/* Configuration parameters for one GPIO pin in sleep mode.*/ -struct gpio_sleep_config { - enum gpio_sleep_mode sleep_mode;/* GPIO behaviour in sleep mode. */ - enum gpio_wake wake; /* GPIO ability to wake up system. */ -}; - -extern int gpio_setpinconfig(int pin_id, struct gpio_config *pin_config); -extern int gpio_resetpinconfig(int pin_id, char *dev_name); -extern int gpio_writepin(int pin_id, enum gpio_data value, char *dev_name); -extern int gpio_readpin(int pin_id, enum gpio_data *value); -extern int gpio_altfuncenable(enum gpio_alt_function altfunc, - char *dev_name); -extern int gpio_altfuncdisable(enum gpio_alt_function altfunc, - char *dev_name); - -struct gpio_altfun_data { - u16 altfun; - u16 start; - u16 end; - u16 cont; - u8 type; -}; -#endif |