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