1/* SPDX-License-Identifier: GPL-2.0-only */ 2/* 3 * GPIOs and interrupts for Palm T|X Handheld Computer 4 * 5 * Based on palmld-gpio.h by Alex Osborne 6 * 7 * Authors: Marek Vasut <marek.vasut@gmail.com> 8 * Cristiano P. <cristianop@users.sourceforge.net> 9 * Jan Herman <2hp@seznam.cz> 10 */ 11 12#ifndef _INCLUDE_PALMTX_H_ 13#define _INCLUDE_PALMTX_H_ 14 15#include "irqs.h" /* PXA_GPIO_TO_IRQ */ 16 17/** HERE ARE GPIOs **/ 18 19/* GPIOs */ 20#define GPIO_NR_PALMTX_GPIO_RESET 1 21 22#define GPIO_NR_PALMTX_POWER_DETECT 12 /* 90 */ 23#define GPIO_NR_PALMTX_HOTSYNC_BUTTON_N 10 24#define GPIO_NR_PALMTX_EARPHONE_DETECT 107 25 26/* SD/MMC */ 27#define GPIO_NR_PALMTX_SD_DETECT_N 14 28#define GPIO_NR_PALMTX_SD_POWER 114 /* probably */ 29#define GPIO_NR_PALMTX_SD_READONLY 115 /* probably */ 30 31/* TOUCHSCREEN */ 32#define GPIO_NR_PALMTX_WM9712_IRQ 27 33 34/* IRDA - disable GPIO connected to SD pin of tranceiver (TFBS4710?) ? */ 35#define GPIO_NR_PALMTX_IR_DISABLE 40 36 37/* USB */ 38#define GPIO_NR_PALMTX_USB_DETECT_N 13 39#define GPIO_NR_PALMTX_USB_PULLUP 93 40 41/* LCD/BACKLIGHT */ 42#define GPIO_NR_PALMTX_BL_POWER 84 43#define GPIO_NR_PALMTX_LCD_POWER 96 44 45/* LCD BORDER */ 46#define GPIO_NR_PALMTX_BORDER_SWITCH 98 47#define GPIO_NR_PALMTX_BORDER_SELECT 22 48 49/* BLUETOOTH */ 50#define GPIO_NR_PALMTX_BT_POWER 17 51#define GPIO_NR_PALMTX_BT_RESET 83 52 53/* PCMCIA (WiFi) */ 54#define GPIO_NR_PALMTX_PCMCIA_POWER1 94 55#define GPIO_NR_PALMTX_PCMCIA_POWER2 108 56#define GPIO_NR_PALMTX_PCMCIA_RESET 79 57#define GPIO_NR_PALMTX_PCMCIA_READY 116 58 59/* NAND Flash ... this GPIO may be incorrect! */ 60#define GPIO_NR_PALMTX_NAND_BUFFER_DIR 79 61 62/* INTERRUPTS */ 63#define IRQ_GPIO_PALMTX_SD_DETECT_N PXA_GPIO_TO_IRQ(GPIO_NR_PALMTX_SD_DETECT_N) 64#define IRQ_GPIO_PALMTX_WM9712_IRQ PXA_GPIO_TO_IRQ(GPIO_NR_PALMTX_WM9712_IRQ) 65#define IRQ_GPIO_PALMTX_USB_DETECT PXA_GPIO_TO_IRQ(GPIO_NR_PALMTX_USB_DETECT) 66#define IRQ_GPIO_PALMTX_GPIO_RESET PXA_GPIO_TO_IRQ(GPIO_NR_PALMTX_GPIO_RESET) 67 68/** HERE ARE INIT VALUES **/ 69 70/* Various addresses */ 71#define PALMTX_PCMCIA_PHYS 0x28000000 72#define PALMTX_PCMCIA_VIRT IOMEM(0xf0000000) 73#define PALMTX_PCMCIA_SIZE 0x100000 74 75#define PALMTX_PHYS_RAM_START 0xa0000000 76#define PALMTX_PHYS_IO_START 0x40000000 77 78#define PALMTX_STR_BASE 0xa0200000 79 80#define PALMTX_PHYS_FLASH_START PXA_CS0_PHYS /* ChipSelect 0 */ 81#define PALMTX_PHYS_NAND_START PXA_CS1_PHYS /* ChipSelect 1 */ 82 83#define PALMTX_NAND_ALE_PHYS (PALMTX_PHYS_NAND_START | (1 << 24)) 84#define PALMTX_NAND_CLE_PHYS (PALMTX_PHYS_NAND_START | (1 << 25)) 85#define PALMTX_NAND_ALE_VIRT IOMEM(0xff100000) 86#define PALMTX_NAND_CLE_VIRT IOMEM(0xff200000) 87 88/* TOUCHSCREEN */ 89#define AC97_LINK_FRAME 21 90 91 92/* BATTERY */ 93#define PALMTX_BAT_MAX_VOLTAGE 4000 /* 4.00v current voltage */ 94#define PALMTX_BAT_MIN_VOLTAGE 3550 /* 3.55v critical voltage */ 95#define PALMTX_BAT_MAX_CURRENT 0 /* unknown */ 96#define PALMTX_BAT_MIN_CURRENT 0 /* unknown */ 97#define PALMTX_BAT_MAX_CHARGE 1 /* unknown */ 98#define PALMTX_BAT_MIN_CHARGE 1 /* unknown */ 99#define PALMTX_MAX_LIFE_MINS 360 /* on-life in minutes */ 100 101#define PALMTX_BAT_MEASURE_DELAY (HZ * 1) 102 103/* BACKLIGHT */ 104#define PALMTX_MAX_INTENSITY 0xFE 105#define PALMTX_DEFAULT_INTENSITY 0x7E 106#define PALMTX_LIMIT_MASK 0x7F 107#define PALMTX_PRESCALER 0x3F 108#define PALMTX_PERIOD_NS 3500 109 110#endif 111