1/* 2 * GPIOs and interrupts for Palm T|X Handheld Computer 3 * 4 * Based on palmld-gpio.h by Alex Osborne 5 * 6 * Authors: Marek Vasut <marek.vasut@gmail.com> 7 * Cristiano P. <cristianop@users.sourceforge.net> 8 * Jan Herman <2hp@seznam.cz> 9 * 10 * This program is free software; you can redistribute it and/or modify 11 * it under the terms of the GNU General Public License version 2 as 12 * published by the Free Software Foundation. 13 * 14 */ 15 16#ifndef _INCLUDE_PALMTX_H_ 17#define _INCLUDE_PALMTX_H_ 18 19/** HERE ARE GPIOs **/ 20 21/* GPIOs */ 22#define GPIO_NR_PALMTX_GPIO_RESET 1 23 24#define GPIO_NR_PALMTX_POWER_DETECT 12 /* 90 */ 25#define GPIO_NR_PALMTX_HOTSYNC_BUTTON_N 10 26#define GPIO_NR_PALMTX_EARPHONE_DETECT 107 27 28/* SD/MMC */ 29#define GPIO_NR_PALMTX_SD_DETECT_N 14 30#define GPIO_NR_PALMTX_SD_POWER 114 /* probably */ 31#define GPIO_NR_PALMTX_SD_READONLY 115 /* probably */ 32 33/* TOUCHSCREEN */ 34#define GPIO_NR_PALMTX_WM9712_IRQ 27 35 36/* IRDA - disable GPIO connected to SD pin of tranceiver (TFBS4710?) ? */ 37#define GPIO_NR_PALMTX_IR_DISABLE 40 38 39/* USB */ 40#define GPIO_NR_PALMTX_USB_DETECT_N 13 41#define GPIO_NR_PALMTX_USB_PULLUP 93 42 43/* LCD/BACKLIGHT */ 44#define GPIO_NR_PALMTX_BL_POWER 84 45#define GPIO_NR_PALMTX_LCD_POWER 96 46 47/* LCD BORDER */ 48#define GPIO_NR_PALMTX_BORDER_SWITCH 98 49#define GPIO_NR_PALMTX_BORDER_SELECT 22 50 51/* BLUETOOTH */ 52#define GPIO_NR_PALMTX_BT_POWER 17 53#define GPIO_NR_PALMTX_BT_RESET 83 54 55/* PCMCIA (WiFi) */ 56#define GPIO_NR_PALMTX_PCMCIA_POWER1 94 57#define GPIO_NR_PALMTX_PCMCIA_POWER2 108 58#define GPIO_NR_PALMTX_PCMCIA_RESET 79 59#define GPIO_NR_PALMTX_PCMCIA_READY 116 60 61/* NAND Flash ... this GPIO may be incorrect! */ 62#define GPIO_NR_PALMTX_NAND_BUFFER_DIR 79 63 64/* INTERRUPTS */ 65#define IRQ_GPIO_PALMTX_SD_DETECT_N IRQ_GPIO(GPIO_NR_PALMTX_SD_DETECT_N) 66#define IRQ_GPIO_PALMTX_WM9712_IRQ IRQ_GPIO(GPIO_NR_PALMTX_WM9712_IRQ) 67#define IRQ_GPIO_PALMTX_USB_DETECT IRQ_GPIO(GPIO_NR_PALMTX_USB_DETECT) 68#define IRQ_GPIO_PALMTX_GPIO_RESET IRQ_GPIO(GPIO_NR_PALMTX_GPIO_RESET) 69 70/** HERE ARE INIT VALUES **/ 71 72/* Various addresses */ 73#define PALMTX_PCMCIA_PHYS 0x28000000 74#define PALMTX_PCMCIA_VIRT 0xf0000000 75#define PALMTX_PCMCIA_SIZE 0x100000 76 77#define PALMTX_PHYS_RAM_START 0xa0000000 78#define PALMTX_PHYS_IO_START 0x40000000 79 80#define PALMTX_STR_BASE 0xa0200000 81 82#define PALMTX_PHYS_FLASH_START PXA_CS0_PHYS /* ChipSelect 0 */ 83#define PALMTX_PHYS_NAND_START PXA_CS1_PHYS /* ChipSelect 1 */ 84 85#define PALMTX_NAND_ALE_PHYS (PALMTX_PHYS_NAND_START | (1 << 24)) 86#define PALMTX_NAND_CLE_PHYS (PALMTX_PHYS_NAND_START | (1 << 25)) 87#define PALMTX_NAND_ALE_VIRT 0xff100000 88#define PALMTX_NAND_CLE_VIRT 0xff200000 89 90/* TOUCHSCREEN */ 91#define AC97_LINK_FRAME 21 92 93 94/* BATTERY */ 95#define PALMTX_BAT_MAX_VOLTAGE 4000 /* 4.00v current voltage */ 96#define PALMTX_BAT_MIN_VOLTAGE 3550 /* 3.55v critical voltage */ 97#define PALMTX_BAT_MAX_CURRENT 0 /* unknown */ 98#define PALMTX_BAT_MIN_CURRENT 0 /* unknown */ 99#define PALMTX_BAT_MAX_CHARGE 1 /* unknown */ 100#define PALMTX_BAT_MIN_CHARGE 1 /* unknown */ 101#define PALMTX_MAX_LIFE_MINS 360 /* on-life in minutes */ 102 103#define PALMTX_BAT_MEASURE_DELAY (HZ * 1) 104 105/* BACKLIGHT */ 106#define PALMTX_MAX_INTENSITY 0xFE 107#define PALMTX_DEFAULT_INTENSITY 0x7E 108#define PALMTX_LIMIT_MASK 0x7F 109#define PALMTX_PRESCALER 0x3F 110#define PALMTX_PERIOD_NS 3500 111 112#endif 113