Commit | Line | Data |
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1da177e4 | 1 | /* |
6e23fcb3 | 2 | * Support for Compaq iPAQ H3600 handheld computer |
1da177e4 | 3 | * |
6e23fcb3 DA |
4 | * Copyright (c) 2000,1 Compaq Computer Corporation. (Author: Jamey Hicks) |
5 | * Copyright (c) 2009 Dmitry Artamonow <mad_soft@inbox.ru> | |
1da177e4 | 6 | * |
6e23fcb3 DA |
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. | |
1da177e4 LT |
10 | * |
11 | */ | |
6e23fcb3 | 12 | |
1da177e4 LT |
13 | #include <linux/init.h> |
14 | #include <linux/kernel.h> | |
0831e3e4 | 15 | #include <linux/gpio.h> |
1da177e4 | 16 | |
e1b7a72a RK |
17 | #include <video/sa1100fb.h> |
18 | ||
1da177e4 | 19 | #include <asm/mach-types.h> |
1da177e4 | 20 | #include <asm/mach/arch.h> |
1da177e4 | 21 | #include <asm/mach/irda.h> |
1da177e4 | 22 | |
8715b29d | 23 | #include <mach/h3xxx.h> |
f314f33b | 24 | #include <mach/irqs.h> |
1da177e4 LT |
25 | |
26 | #include "generic.h" | |
27 | ||
cf5a87d8 DA |
28 | /* |
29 | * helper for sa1100fb | |
30 | */ | |
31 | static void h3600_lcd_power(int enable) | |
32 | { | |
729fae44 DA |
33 | if (gpio_request(H3XXX_EGPIO_LCD_ON, "LCD power")) { |
34 | pr_err("%s: can't request H3XXX_EGPIO_LCD_ON\n", __func__); | |
22f97405 | 35 | goto err1; |
729fae44 DA |
36 | } |
37 | if (gpio_request(H3600_EGPIO_LCD_PCI, "LCD control")) { | |
38 | pr_err("%s: can't request H3XXX_EGPIO_LCD_PCI\n", __func__); | |
22f97405 | 39 | goto err2; |
729fae44 DA |
40 | } |
41 | if (gpio_request(H3600_EGPIO_LCD_5V_ON, "LCD 5v")) { | |
42 | pr_err("%s: can't request H3XXX_EGPIO_LCD_5V_ON\n", __func__); | |
22f97405 | 43 | goto err3; |
729fae44 DA |
44 | } |
45 | if (gpio_request(H3600_EGPIO_LVDD_ON, "LCD 9v/-6.5v")) { | |
46 | pr_err("%s: can't request H3600_EGPIO_LVDD_ON\n", __func__); | |
22f97405 | 47 | goto err4; |
729fae44 | 48 | } |
22f97405 DA |
49 | |
50 | gpio_direction_output(H3XXX_EGPIO_LCD_ON, enable); | |
51 | gpio_direction_output(H3600_EGPIO_LCD_PCI, enable); | |
52 | gpio_direction_output(H3600_EGPIO_LCD_5V_ON, enable); | |
53 | gpio_direction_output(H3600_EGPIO_LVDD_ON, enable); | |
54 | ||
55 | gpio_free(H3600_EGPIO_LVDD_ON); | |
56 | err4: gpio_free(H3600_EGPIO_LCD_5V_ON); | |
57 | err3: gpio_free(H3600_EGPIO_LCD_PCI); | |
58 | err2: gpio_free(H3XXX_EGPIO_LCD_ON); | |
59 | err1: return; | |
cf5a87d8 DA |
60 | } |
61 | ||
e1b7a72a RK |
62 | static const struct sa1100fb_rgb h3600_rgb_16 = { |
63 | .red = { .offset = 12, .length = 4, }, | |
64 | .green = { .offset = 7, .length = 4, }, | |
65 | .blue = { .offset = 1, .length = 4, }, | |
66 | .transp = { .offset = 0, .length = 0, }, | |
67 | }; | |
68 | ||
69 | static struct sa1100fb_mach_info h3600_lcd_info = { | |
70 | .pixclock = 174757, .bpp = 16, | |
71 | .xres = 320, .yres = 240, | |
72 | ||
73 | .hsync_len = 3, .vsync_len = 3, | |
74 | .left_margin = 12, .upper_margin = 10, | |
75 | .right_margin = 17, .lower_margin = 1, | |
76 | ||
77 | .cmap_static = 1, | |
78 | ||
79 | .lccr0 = LCCR0_Color | LCCR0_Sngl | LCCR0_Act, | |
80 | .lccr3 = LCCR3_OutEnH | LCCR3_PixRsEdg | LCCR3_ACBsDiv(2), | |
81 | ||
82 | .rgb[RGB_16] = &h3600_rgb_16, | |
086ada54 RK |
83 | |
84 | .lcd_power = h3600_lcd_power, | |
e1b7a72a RK |
85 | }; |
86 | ||
87 | ||
1da177e4 LT |
88 | static void __init h3600_map_io(void) |
89 | { | |
90 | h3xxx_map_io(); | |
1da177e4 LT |
91 | } |
92 | ||
a5d176a1 RK |
93 | /* |
94 | * This turns the IRDA power on or off on the Compaq H3600 | |
95 | */ | |
96 | static int h3600_irda_set_power(struct device *dev, unsigned int state) | |
97 | { | |
22f97405 | 98 | gpio_set_value(H3600_EGPIO_IR_ON, state); |
a5d176a1 RK |
99 | return 0; |
100 | } | |
101 | ||
102 | static void h3600_irda_set_speed(struct device *dev, unsigned int speed) | |
103 | { | |
22f97405 DA |
104 | gpio_set_value(H3600_EGPIO_IR_FSEL, !(speed < 4000000)); |
105 | } | |
106 | ||
107 | static int h3600_irda_startup(struct device *dev) | |
108 | { | |
109 | int err = gpio_request(H3600_EGPIO_IR_ON, "IrDA power"); | |
110 | if (err) | |
111 | goto err1; | |
112 | err = gpio_direction_output(H3600_EGPIO_IR_ON, 0); | |
113 | if (err) | |
114 | goto err2; | |
115 | err = gpio_request(H3600_EGPIO_IR_FSEL, "IrDA fsel"); | |
116 | if (err) | |
117 | goto err2; | |
118 | err = gpio_direction_output(H3600_EGPIO_IR_FSEL, 0); | |
119 | if (err) | |
120 | goto err3; | |
121 | return 0; | |
122 | ||
123 | err3: gpio_free(H3600_EGPIO_IR_FSEL); | |
124 | err2: gpio_free(H3600_EGPIO_IR_ON); | |
125 | err1: return err; | |
126 | } | |
127 | ||
128 | static void h3600_irda_shutdown(struct device *dev) | |
129 | { | |
130 | gpio_free(H3600_EGPIO_IR_ON); | |
131 | gpio_free(H3600_EGPIO_IR_FSEL); | |
a5d176a1 RK |
132 | } |
133 | ||
134 | static struct irda_platform_data h3600_irda_data = { | |
135 | .set_power = h3600_irda_set_power, | |
136 | .set_speed = h3600_irda_set_speed, | |
22f97405 DA |
137 | .startup = h3600_irda_startup, |
138 | .shutdown = h3600_irda_shutdown, | |
a5d176a1 RK |
139 | }; |
140 | ||
6e21ee6a RK |
141 | static struct gpio_default_state h3600_default_gpio[] = { |
142 | { H3XXX_GPIO_COM_DCD, GPIO_MODE_IN, "COM DCD" }, | |
143 | { H3XXX_GPIO_COM_CTS, GPIO_MODE_IN, "COM CTS" }, | |
144 | { H3XXX_GPIO_COM_RTS, GPIO_MODE_OUT0, "COM RTS" }, | |
145 | }; | |
146 | ||
e55b20e8 | 147 | static void __init h3600_mach_init(void) |
898e810e | 148 | { |
6e21ee6a | 149 | h3xxx_init_gpio(h3600_default_gpio, ARRAY_SIZE(h3600_default_gpio)); |
898e810e | 150 | h3xxx_mach_init(); |
e1b7a72a | 151 | |
e1b7a72a | 152 | sa11x0_register_lcd(&h3600_lcd_info); |
a5d176a1 | 153 | sa11x0_register_irda(&h3600_irda_data); |
898e810e RK |
154 | } |
155 | ||
1da177e4 | 156 | MACHINE_START(H3600, "Compaq iPAQ H3600") |
17f4425d | 157 | .atag_offset = 0x100, |
e9dea0c6 | 158 | .map_io = h3600_map_io, |
f314f33b | 159 | .nr_irqs = SA1100_NR_IRQS, |
e9dea0c6 | 160 | .init_irq = sa1100_init_irq, |
6bb27d73 | 161 | .init_time = sa1100_timer_init, |
898e810e | 162 | .init_machine = h3600_mach_init, |
7fea1ba5 | 163 | .init_late = sa11x0_init_late, |
d9ca5839 | 164 | .restart = sa11x0_restart, |
1da177e4 LT |
165 | MACHINE_END |
166 |