1/* SPDX-License-Identifier: GPL-2.0-only */ 2/* 3 * GPIOs and interrupts for Palm LifeDrive Handheld Computer 4 * 5 * Authors: Alex Osborne <ato@meshy.org> 6 * Marek Vasut <marek.vasut@gmail.com> 7 */ 8 9#ifndef _INCLUDE_PALMLD_H_ 10#define _INCLUDE_PALMLD_H_ 11 12#include "irqs.h" /* PXA_GPIO_TO_IRQ */ 13 14/** HERE ARE GPIOs **/ 15 16/* GPIOs */ 17#define GPIO_NR_PALMLD_GPIO_RESET 1 18#define GPIO_NR_PALMLD_POWER_DETECT 4 19#define GPIO_NR_PALMLD_HOTSYNC_BUTTON_N 10 20#define GPIO_NR_PALMLD_POWER_SWITCH 12 21#define GPIO_NR_PALMLD_EARPHONE_DETECT 13 22#define GPIO_NR_PALMLD_LOCK_SWITCH 15 23 24/* SD/MMC */ 25#define GPIO_NR_PALMLD_SD_DETECT_N 14 26#define GPIO_NR_PALMLD_SD_POWER 114 27#define GPIO_NR_PALMLD_SD_READONLY 116 28 29/* TOUCHSCREEN */ 30#define GPIO_NR_PALMLD_WM9712_IRQ 27 31 32/* IRDA */ 33#define GPIO_NR_PALMLD_IR_DISABLE 108 34 35/* LCD/BACKLIGHT */ 36#define GPIO_NR_PALMLD_BL_POWER 19 37#define GPIO_NR_PALMLD_LCD_POWER 96 38 39/* LCD BORDER */ 40#define GPIO_NR_PALMLD_BORDER_SWITCH 21 41#define GPIO_NR_PALMLD_BORDER_SELECT 22 42 43/* BLUETOOTH */ 44#define GPIO_NR_PALMLD_BT_POWER 17 45#define GPIO_NR_PALMLD_BT_RESET 83 46 47/* PCMCIA (WiFi) */ 48#define GPIO_NR_PALMLD_PCMCIA_READY 38 49#define GPIO_NR_PALMLD_PCMCIA_POWER 36 50#define GPIO_NR_PALMLD_PCMCIA_RESET 81 51 52/* LEDs */ 53#define GPIO_NR_PALMLD_LED_GREEN 52 54#define GPIO_NR_PALMLD_LED_AMBER 94 55 56/* IDE */ 57#define GPIO_NR_PALMLD_IDE_RESET 98 58#define GPIO_NR_PALMLD_IDE_PWEN 115 59 60/* USB */ 61#define GPIO_NR_PALMLD_USB_DETECT_N 3 62#define GPIO_NR_PALMLD_USB_READY 86 63#define GPIO_NR_PALMLD_USB_RESET 88 64#define GPIO_NR_PALMLD_USB_INT 106 65#define GPIO_NR_PALMLD_USB_POWER 118 66/* 20, 53 and 86 are usb related too */ 67 68/* INTERRUPTS */ 69#define IRQ_GPIO_PALMLD_GPIO_RESET PXA_GPIO_TO_IRQ(GPIO_NR_PALMLD_GPIO_RESET) 70#define IRQ_GPIO_PALMLD_SD_DETECT_N PXA_GPIO_TO_IRQ(GPIO_NR_PALMLD_SD_DETECT_N) 71#define IRQ_GPIO_PALMLD_WM9712_IRQ PXA_GPIO_TO_IRQ(GPIO_NR_PALMLD_WM9712_IRQ) 72#define IRQ_GPIO_PALMLD_IDE_IRQ PXA_GPIO_TO_IRQ(GPIO_NR_PALMLD_IDE_IRQ) 73 74 75/** HERE ARE INIT VALUES **/ 76 77/* IO mappings */ 78#define PALMLD_USB_PHYS PXA_CS2_PHYS 79#define PALMLD_USB_VIRT 0xf0000000 80#define PALMLD_USB_SIZE 0x00100000 81 82#define PALMLD_IDE_PHYS 0x20000000 83#define PALMLD_IDE_VIRT 0xf1000000 84#define PALMLD_IDE_SIZE 0x00100000 85 86#define PALMLD_PHYS_IO_START 0x40000000 87#define PALMLD_STR_BASE 0xa0200000 88 89/* BATTERY */ 90#define PALMLD_BAT_MAX_VOLTAGE 4000 /* 4.00V maximum voltage */ 91#define PALMLD_BAT_MIN_VOLTAGE 3550 /* 3.55V critical voltage */ 92#define PALMLD_BAT_MAX_CURRENT 0 /* unknown */ 93#define PALMLD_BAT_MIN_CURRENT 0 /* unknown */ 94#define PALMLD_BAT_MAX_CHARGE 1 /* unknown */ 95#define PALMLD_BAT_MIN_CHARGE 1 /* unknown */ 96#define PALMLD_MAX_LIFE_MINS 240 /* on-life in minutes */ 97 98#define PALMLD_BAT_MEASURE_DELAY (HZ * 1) 99 100/* BACKLIGHT */ 101#define PALMLD_MAX_INTENSITY 0xFE 102#define PALMLD_DEFAULT_INTENSITY 0x7E 103#define PALMLD_LIMIT_MASK 0x7F 104#define PALMLD_PRESCALER 0x3F 105#define PALMLD_PERIOD_NS 3500 106 107#endif 108