1 /*
2  * Definitions for Compaq iPAQ H3100 and H3600 handheld computers
3  *
4  * (c) 2000 Compaq Computer Corporation. (Author: Jamey Hicks)
5  * (c) 2009 Dmitry Artamonow <mad_soft@inbox.ru>
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License version 2 as
9  * published by the Free Software Foundation.
10  *
11  */
12 
13 #ifndef _INCLUDE_H3XXX_H_
14 #define _INCLUDE_H3XXX_H_
15 
16 #include "hardware.h" /* Gives GPIO_MAX */
17 
18 /* Physical memory regions corresponding to chip selects */
19 #define H3600_EGPIO_PHYS	(SA1100_CS5_PHYS + 0x01000000)
20 #define H3600_BANK_2_PHYS	SA1100_CS2_PHYS
21 #define H3600_BANK_4_PHYS	SA1100_CS4_PHYS
22 
23 /* Virtual memory regions corresponding to chip selects 2 & 4 (used on sleeves) */
24 #define H3600_EGPIO_VIRT	0xf0000000
25 #define H3600_BANK_2_VIRT	0xf1000000
26 #define H3600_BANK_4_VIRT	0xf3800000
27 
28 /*
29  * gpiolib numbers for all iPAQs
30  */
31 #define H3XXX_GPIO_PWR_BUTTON		0
32 #define H3XXX_GPIO_PCMCIA_CD1		10
33 #define H3XXX_GPIO_PCMCIA_IRQ1		11
34 #define H3XXX_GPIO_PCMCIA_CD0		17
35 #define H3XXX_GPIO_ACTION_BUTTON	18
36 #define H3XXX_GPIO_SYS_CLK		19
37 #define H3XXX_GPIO_PCMCIA_IRQ0		21
38 #define H3XXX_GPIO_COM_DCD		23
39 #define H3XXX_GPIO_OPTION		24
40 #define H3XXX_GPIO_COM_CTS		25
41 #define H3XXX_GPIO_COM_RTS		26
42 
43 /* machine-specific gpios */
44 
45 #define H3100_GPIO_BT_ON		2
46 #define H3100_GPIO_QMUTE		4
47 #define H3100_GPIO_LCD_3V_ON		5
48 #define H3100_GPIO_AUD_ON		6
49 #define H3100_GPIO_AUD_PWR_ON		7
50 #define H3100_GPIO_IR_ON		8
51 #define H3100_GPIO_IR_FSEL		9
52 
53 #define H3600_GPIO_CLK_SET0		12	/* audio sample rate clock generator */
54 #define H3600_GPIO_CLK_SET1		13
55 #define H3600_GPIO_SOFT_RESET		20	/* also known as BATT_FAULT */
56 #define H3600_GPIO_OPT_LOCK		22
57 #define H3600_GPIO_OPT_DET		27
58 
59 
60 /* H3100 / 3600 EGPIO pins */
61 #define H3XXX_EGPIO_BASE		(GPIO_MAX + 1)
62 
63 #define H3XXX_EGPIO_VPP_ON		(H3XXX_EGPIO_BASE + 0)
64 #define H3XXX_EGPIO_CARD_RESET		(H3XXX_EGPIO_BASE + 1) /* reset the attached pcmcia/compactflash card.  active high. */
65 #define H3XXX_EGPIO_OPT_RESET		(H3XXX_EGPIO_BASE + 2) /* reset the attached option pack.  active high. */
66 #define H3XXX_EGPIO_CODEC_NRESET	(H3XXX_EGPIO_BASE + 3) /* reset the onboard UDA1341.  active low. */
67 #define H3XXX_EGPIO_OPT_NVRAM_ON	(H3XXX_EGPIO_BASE + 4) /* apply power to optionpack nvram, active high. */
68 #define H3XXX_EGPIO_OPT_ON		(H3XXX_EGPIO_BASE + 5) /* full power to option pack.  active high. */
69 #define H3XXX_EGPIO_LCD_ON		(H3XXX_EGPIO_BASE + 6) /* enable 3.3V to LCD.  active high. */
70 #define H3XXX_EGPIO_RS232_ON		(H3XXX_EGPIO_BASE + 7) /* UART3 transceiver force on.  Active high. */
71 
72 /* H3600 only EGPIO pins */
73 #define H3600_EGPIO_LCD_PCI		(H3XXX_EGPIO_BASE + 8) /* LCD control IC enable.  active high. */
74 #define H3600_EGPIO_IR_ON		(H3XXX_EGPIO_BASE + 9) /* apply power to IR module.  active high. */
75 #define H3600_EGPIO_AUD_AMP_ON		(H3XXX_EGPIO_BASE + 10) /* apply power to audio power amp.  active high. */
76 #define H3600_EGPIO_AUD_PWR_ON		(H3XXX_EGPIO_BASE + 11) /* apply power to reset of audio circuit.  active high. */
77 #define H3600_EGPIO_QMUTE		(H3XXX_EGPIO_BASE + 12) /* mute control for onboard UDA1341.  active high. */
78 #define H3600_EGPIO_IR_FSEL		(H3XXX_EGPIO_BASE + 13) /* IR speed select: 1->fast, 0->slow */
79 #define H3600_EGPIO_LCD_5V_ON		(H3XXX_EGPIO_BASE + 14) /* enable 5V to LCD. active high. */
80 #define H3600_EGPIO_LVDD_ON		(H3XXX_EGPIO_BASE + 15) /* enable 9V and -6.5V to LCD. */
81 
82 struct gpio_default_state {
83 	int gpio;
84 	int mode;
85 	const char *name;
86 };
87 
88 #define GPIO_MODE_IN	-1
89 #define GPIO_MODE_OUT0	0
90 #define GPIO_MODE_OUT1	1
91 
92 void h3xxx_init_gpio(struct gpio_default_state *s, size_t n);
93 void __init h3xxx_map_io(void);
94 void __init h3xxx_mach_init(void);
95 
96 #endif /* _INCLUDE_H3XXX_H_ */
97