1 /*
2 *
3 * Definitions for H3600 Handheld Computer
4 *
5 * Copyright 2000 Compaq Computer Corporation.
6 *
7 * Use consistent with the GNU GPL is permitted,
8 * provided that this copyright notice is
9 * preserved in its entirety in all copies and derived works.
10 *
11 * COMPAQ COMPUTER CORPORATION MAKES NO WARRANTIES, EXPRESSED OR IMPLIED,
12 * AS TO THE USEFULNESS OR CORRECTNESS OF THIS CODE OR ITS
13 * FITNESS FOR ANY PARTICULAR PURPOSE.
14 *
15 * Author: Jamey Hicks.
16 *
17 * History:
18 *
19 * 2001-10-?? Andrew Christian Added support for iPAQ H3800
20 *
21 */
22
23 #ifndef _INCLUDE_H3600_H_
24 #define _INCLUDE_H3600_H_
25
26 typedef int __bitwise pm_request_t;
27
28 #define PM_SUSPEND ((__force pm_request_t) 1) /* enter D1-D3 */
29 #define PM_RESUME ((__force pm_request_t) 2) /* enter D0 */
30
31 /* generalized support for H3xxx series Compaq Pocket PC's */
32 #define machine_is_h3xxx() (machine_is_h3100() || machine_is_h3600() || machine_is_h3800())
33
34 /* Physical memory regions corresponding to chip selects */
35 #define H3600_EGPIO_PHYS (SA1100_CS5_PHYS + 0x01000000)
36 #define H3600_BANK_2_PHYS SA1100_CS2_PHYS
37 #define H3600_BANK_4_PHYS SA1100_CS4_PHYS
38
39 /* Virtual memory regions corresponding to chip selects 2 & 4 (used on sleeves) */
40 #define H3600_EGPIO_VIRT 0xf0000000
41 #define H3600_BANK_2_VIRT 0xf1000000
42 #define H3600_BANK_4_VIRT 0xf3800000
43
44 /*
45 Machine-independent GPIO definitions
46 --- these are common across all current iPAQ platforms
47 */
48
49 #define GPIO_H3600_NPOWER_BUTTON GPIO_GPIO (0) /* Also known as the "off button" */
50
51 #define GPIO_H3600_PCMCIA_CD1 GPIO_GPIO (10)
52 #define GPIO_H3600_PCMCIA_IRQ1 GPIO_GPIO (11)
53
54 /* UDA1341 L3 Interface */
55 #define GPIO_H3600_L3_DATA GPIO_GPIO (14)
56 #define GPIO_H3600_L3_MODE GPIO_GPIO (15)
57 #define GPIO_H3600_L3_CLOCK GPIO_GPIO (16)
58
59 #define GPIO_H3600_PCMCIA_CD0 GPIO_GPIO (17)
60 #define GPIO_H3600_SYS_CLK GPIO_GPIO (19)
61 #define GPIO_H3600_PCMCIA_IRQ0 GPIO_GPIO (21)
62
63 #define GPIO_H3600_COM_DCD GPIO_GPIO (23)
64 #define GPIO_H3600_OPT_IRQ GPIO_GPIO (24)
65 #define GPIO_H3600_COM_CTS GPIO_GPIO (25)
66 #define GPIO_H3600_COM_RTS GPIO_GPIO (26)
67
68 #define IRQ_GPIO_H3600_NPOWER_BUTTON IRQ_GPIO0
69 #define IRQ_GPIO_H3600_PCMCIA_CD1 IRQ_GPIO10
70 #define IRQ_GPIO_H3600_PCMCIA_IRQ1 IRQ_GPIO11
71 #define IRQ_GPIO_H3600_PCMCIA_CD0 IRQ_GPIO17
72 #define IRQ_GPIO_H3600_PCMCIA_IRQ0 IRQ_GPIO21
73 #define IRQ_GPIO_H3600_COM_DCD IRQ_GPIO23
74 #define IRQ_GPIO_H3600_OPT_IRQ IRQ_GPIO24
75 #define IRQ_GPIO_H3600_COM_CTS IRQ_GPIO25
76
77
78 #ifndef __ASSEMBLY__
79
80 enum ipaq_egpio_type {
81 IPAQ_EGPIO_LCD_POWER, /* Power to the LCD panel */
82 IPAQ_EGPIO_CODEC_NRESET, /* Clear to reset the audio codec (remember to return high) */
83 IPAQ_EGPIO_AUDIO_ON, /* Audio power */
84 IPAQ_EGPIO_QMUTE, /* Audio muting */
85 IPAQ_EGPIO_OPT_NVRAM_ON, /* Non-volatile RAM on extension sleeves (SPI interface) */
86 IPAQ_EGPIO_OPT_ON, /* Power to extension sleeves */
87 IPAQ_EGPIO_CARD_RESET, /* Reset PCMCIA cards on extension sleeve (???) */
88 IPAQ_EGPIO_OPT_RESET, /* Reset option pack (???) */
89 IPAQ_EGPIO_IR_ON, /* IR sensor/emitter power */
90 IPAQ_EGPIO_IR_FSEL, /* IR speed selection 1->fast, 0->slow */
91 IPAQ_EGPIO_RS232_ON, /* Maxim RS232 chip power */
92 IPAQ_EGPIO_VPP_ON, /* Turn on power to flash programming */
93 IPAQ_EGPIO_LCD_ENABLE, /* Enable/disable LCD controller */
94 };
95
96 struct ipaq_model_ops {
97 const char *generic_name;
98 void (*control)(enum ipaq_egpio_type, int);
99 unsigned long (*read)(void);
100 void (*blank_callback)(int blank);
101 int (*pm_callback)(int req); /* Primary model callback */
102 int (*pm_callback_aux)(int req); /* Secondary callback (used by HAL modules) */
103 };
104
105 extern struct ipaq_model_ops ipaq_model_ops;
106
h3600_generic_name(void)107 static __inline__ const char * h3600_generic_name(void)
108 {
109 return ipaq_model_ops.generic_name;
110 }
111
assign_h3600_egpio(enum ipaq_egpio_type x,int level)112 static __inline__ void assign_h3600_egpio(enum ipaq_egpio_type x, int level)
113 {
114 if (ipaq_model_ops.control)
115 ipaq_model_ops.control(x,level);
116 }
117
clr_h3600_egpio(enum ipaq_egpio_type x)118 static __inline__ void clr_h3600_egpio(enum ipaq_egpio_type x)
119 {
120 if (ipaq_model_ops.control)
121 ipaq_model_ops.control(x,0);
122 }
123
set_h3600_egpio(enum ipaq_egpio_type x)124 static __inline__ void set_h3600_egpio(enum ipaq_egpio_type x)
125 {
126 if (ipaq_model_ops.control)
127 ipaq_model_ops.control(x,1);
128 }
129
read_h3600_egpio(void)130 static __inline__ unsigned long read_h3600_egpio(void)
131 {
132 if (ipaq_model_ops.read)
133 return ipaq_model_ops.read();
134 return 0;
135 }
136
h3600_register_blank_callback(void (* f)(int))137 static __inline__ int h3600_register_blank_callback(void (*f)(int))
138 {
139 ipaq_model_ops.blank_callback = f;
140 return 0;
141 }
142
h3600_unregister_blank_callback(void (* f)(int))143 static __inline__ void h3600_unregister_blank_callback(void (*f)(int))
144 {
145 ipaq_model_ops.blank_callback = NULL;
146 }
147
148
h3600_register_pm_callback(int (* f)(int))149 static __inline__ int h3600_register_pm_callback(int (*f)(int))
150 {
151 ipaq_model_ops.pm_callback_aux = f;
152 return 0;
153 }
154
h3600_unregister_pm_callback(int (* f)(int))155 static __inline__ void h3600_unregister_pm_callback(int (*f)(int))
156 {
157 ipaq_model_ops.pm_callback_aux = NULL;
158 }
159
h3600_power_management(int req)160 static __inline__ int h3600_power_management(int req)
161 {
162 if (ipaq_model_ops.pm_callback)
163 return ipaq_model_ops.pm_callback(req);
164 return 0;
165 }
166
167 #endif /* ASSEMBLY */
168
169 #endif /* _INCLUDE_H3600_H_ */
170