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kernel/linux-rt-4.4.41/arch/arm/mach-pxa/include/mach/palmtc.h 2.47 KB
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  /*
   * linux/include/asm-arm/arch-pxa/palmtc-gpio.h
   *
   * GPIOs and interrupts for Palm Tungsten|C Handheld Computer
   *
   * Authors:	Alex Osborne <bobofdoom@gmail.com>
   *		Marek Vasut <marek.vasut@gmail.com>
   *		Holger Bocklet <bitz.email@gmx.net>
   *
   * 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.
   *
   */
  
  #ifndef _INCLUDE_PALMTC_H_
  #define _INCLUDE_PALMTC_H_
  
  #include "irqs.h" /* PXA_GPIO_TO_IRQ */
  
  /** HERE ARE GPIOs **/
  
  /* GPIOs */
  #define GPIO_NR_PALMTC_EARPHONE_DETECT	2
  #define GPIO_NR_PALMTC_CRADLE_DETECT	5
  #define GPIO_NR_PALMTC_HOTSYNC_BUTTON	7
  
  /* SD/MMC */
  #define GPIO_NR_PALMTC_SD_DETECT_N	12
  #define GPIO_NR_PALMTC_SD_POWER		32
  #define GPIO_NR_PALMTC_SD_READONLY	54
  
  /* WLAN */
  #define GPIO_NR_PALMTC_PCMCIA_READY	13
  #define GPIO_NR_PALMTC_PCMCIA_PWRREADY	14
  #define GPIO_NR_PALMTC_PCMCIA_POWER1	15
  #define GPIO_NR_PALMTC_PCMCIA_POWER2	33
  #define GPIO_NR_PALMTC_PCMCIA_POWER3	55
  #define GPIO_NR_PALMTC_PCMCIA_RESET	78
  
  /* UDC */
  #define GPIO_NR_PALMTC_USB_DETECT_N	4
  #define GPIO_NR_PALMTC_USB_POWER	36
  
  /* LCD/BACKLIGHT */
  #define GPIO_NR_PALMTC_BL_POWER		16
  #define GPIO_NR_PALMTC_LCD_POWER	44
  #define GPIO_NR_PALMTC_LCD_BLANK	38
  
  /* UART */
  #define GPIO_NR_PALMTC_RS232_POWER	37
  
  /* IRDA */
  #define GPIO_NR_PALMTC_IR_DISABLE	45
  
  /* IRQs */
  #define IRQ_GPIO_PALMTC_SD_DETECT_N	PXA_GPIO_TO_IRQ(GPIO_NR_PALMTC_SD_DETECT_N)
  #define IRQ_GPIO_PALMTC_WLAN_READY	PXA_GPIO_TO_IRQ(GPIO_NR_PALMTC_WLAN_READY)
  
  /* UCB1400 GPIOs */
  #define GPIO_NR_PALMTC_POWER_DETECT	(0x80 | 0x00)
  #define GPIO_NR_PALMTC_HEADPHONE_DETECT	(0x80 | 0x01)
  #define GPIO_NR_PALMTC_SPEAKER_ENABLE	(0x80 | 0x03)
  #define GPIO_NR_PALMTC_VIBRA_POWER	(0x80 | 0x05)
  #define GPIO_NR_PALMTC_LED_POWER	(0x80 | 0x07)
  
  /** HERE ARE INIT VALUES **/
  #define PALMTC_UCB1400_GPIO_OFFSET	0x80
  
  /* BATTERY */
  #define PALMTC_BAT_MAX_VOLTAGE		4000	/* 4.00V maximum voltage */
  #define PALMTC_BAT_MIN_VOLTAGE		3550	/* 3.55V critical voltage */
  #define PALMTC_BAT_MAX_CURRENT		0	/* unknown */
  #define PALMTC_BAT_MIN_CURRENT		0	/* unknown */
  #define PALMTC_BAT_MAX_CHARGE		1	/* unknown */
  #define PALMTC_BAT_MIN_CHARGE		1	/* unknown */
  #define PALMTC_MAX_LIFE_MINS		240	/* on-life in minutes */
  
  #define PALMTC_BAT_MEASURE_DELAY	(HZ * 1)
  
  /* BACKLIGHT */
  #define PALMTC_MAX_INTENSITY		0xFE
  #define PALMTC_DEFAULT_INTENSITY	0x7E
  #define PALMTC_LIMIT_MASK		0x7F
  #define PALMTC_PRESCALER		0x3F
  #define PALMTC_PERIOD_NS		3500
  
  #endif