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#include "irqs.h" /* PXA_GPIO_TO_IRQ */
20
21/** HERE ARE GPIOs **/
22
23/* GPIOs */
24#define GPIO_NR_PALMTX_GPIO_RESET		1
25
26#define GPIO_NR_PALMTX_POWER_DETECT		12 /* 90 */
27#define GPIO_NR_PALMTX_HOTSYNC_BUTTON_N		10
28#define GPIO_NR_PALMTX_EARPHONE_DETECT		107
29
30/* SD/MMC */
31#define GPIO_NR_PALMTX_SD_DETECT_N		14
32#define GPIO_NR_PALMTX_SD_POWER			114 /* probably */
33#define GPIO_NR_PALMTX_SD_READONLY		115 /* probably */
34
35/* TOUCHSCREEN */
36#define GPIO_NR_PALMTX_WM9712_IRQ		27
37
38/* IRDA -  disable GPIO connected to SD pin of tranceiver (TFBS4710?) ? */
39#define GPIO_NR_PALMTX_IR_DISABLE		40
40
41/* USB */
42#define GPIO_NR_PALMTX_USB_DETECT_N		13
43#define GPIO_NR_PALMTX_USB_PULLUP		93
44
45/* LCD/BACKLIGHT */
46#define GPIO_NR_PALMTX_BL_POWER			84
47#define GPIO_NR_PALMTX_LCD_POWER		96
48
49/* LCD BORDER */
50#define GPIO_NR_PALMTX_BORDER_SWITCH		98
51#define GPIO_NR_PALMTX_BORDER_SELECT		22
52
53/* BLUETOOTH */
54#define GPIO_NR_PALMTX_BT_POWER			17
55#define GPIO_NR_PALMTX_BT_RESET			83
56
57/* PCMCIA (WiFi) */
58#define GPIO_NR_PALMTX_PCMCIA_POWER1		94
59#define GPIO_NR_PALMTX_PCMCIA_POWER2		108
60#define GPIO_NR_PALMTX_PCMCIA_RESET		79
61#define GPIO_NR_PALMTX_PCMCIA_READY		116
62
63/* NAND Flash ... this GPIO may be incorrect! */
64#define GPIO_NR_PALMTX_NAND_BUFFER_DIR		79
65
66/* INTERRUPTS */
67#define IRQ_GPIO_PALMTX_SD_DETECT_N	PXA_GPIO_TO_IRQ(GPIO_NR_PALMTX_SD_DETECT_N)
68#define IRQ_GPIO_PALMTX_WM9712_IRQ	PXA_GPIO_TO_IRQ(GPIO_NR_PALMTX_WM9712_IRQ)
69#define IRQ_GPIO_PALMTX_USB_DETECT	PXA_GPIO_TO_IRQ(GPIO_NR_PALMTX_USB_DETECT)
70#define IRQ_GPIO_PALMTX_GPIO_RESET	PXA_GPIO_TO_IRQ(GPIO_NR_PALMTX_GPIO_RESET)
71
72/** HERE ARE INIT VALUES **/
73
74/* Various addresses  */
75#define PALMTX_PCMCIA_PHYS	0x28000000
76#define PALMTX_PCMCIA_VIRT	IOMEM(0xf0000000)
77#define PALMTX_PCMCIA_SIZE	0x100000
78
79#define PALMTX_PHYS_RAM_START	0xa0000000
80#define PALMTX_PHYS_IO_START	0x40000000
81
82#define PALMTX_STR_BASE		0xa0200000
83
84#define PALMTX_PHYS_FLASH_START	PXA_CS0_PHYS	/* ChipSelect 0 */
85#define PALMTX_PHYS_NAND_START	PXA_CS1_PHYS	/* ChipSelect 1 */
86
87#define PALMTX_NAND_ALE_PHYS	(PALMTX_PHYS_NAND_START | (1 << 24))
88#define PALMTX_NAND_CLE_PHYS	(PALMTX_PHYS_NAND_START | (1 << 25))
89#define PALMTX_NAND_ALE_VIRT	IOMEM(0xff100000)
90#define PALMTX_NAND_CLE_VIRT	IOMEM(0xff200000)
91
92/* TOUCHSCREEN */
93#define AC97_LINK_FRAME			21
94
95
96/* BATTERY */
97#define PALMTX_BAT_MAX_VOLTAGE		4000	/* 4.00v current voltage */
98#define PALMTX_BAT_MIN_VOLTAGE		3550	/* 3.55v critical voltage */
99#define PALMTX_BAT_MAX_CURRENT		0	/* unknown */
100#define PALMTX_BAT_MIN_CURRENT		0	/* unknown */
101#define PALMTX_BAT_MAX_CHARGE		1	/* unknown */
102#define PALMTX_BAT_MIN_CHARGE		1	/* unknown */
103#define PALMTX_MAX_LIFE_MINS		360	/* on-life in minutes */
104
105#define PALMTX_BAT_MEASURE_DELAY	(HZ * 1)
106
107/* BACKLIGHT */
108#define PALMTX_MAX_INTENSITY		0xFE
109#define PALMTX_DEFAULT_INTENSITY	0x7E
110#define PALMTX_LIMIT_MASK		0x7F
111#define PALMTX_PRESCALER		0x3F
112#define PALMTX_PERIOD_NS		3500
113
114#endif
115