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b7eb1a5e ZM |
1 | /* |
2 | * linux/arch/arm/mach-pxa/himalaya.c | |
3 | * | |
4 | * Hardware definitions for the HTC Himalaya | |
5 | * | |
6 | * Based on 2.6.21-hh20's himalaya.c and himalaya_lcd.c | |
7 | * | |
8 | * Copyright (c) 2008 Zbynek Michl <Zbynek.Michl@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 | #include <linux/kernel.h> | |
16 | #include <linux/init.h> | |
17 | #include <linux/device.h> | |
18 | #include <linux/fb.h> | |
19 | #include <linux/platform_device.h> | |
20 | ||
21 | #include <video/w100fb.h> | |
22 | ||
23 | #include <asm/setup.h> | |
24 | #include <asm/mach-types.h> | |
25 | #include <asm/mach/arch.h> | |
26 | ||
27 | #include <mach/mfp-pxa25x.h> | |
28 | #include <mach/hardware.h> | |
b7eb1a5e ZM |
29 | |
30 | #include "generic.h" | |
31 | ||
32 | /* ---------------------- Himalaya LCD definitions -------------------- */ | |
33 | ||
34 | static struct w100_gen_regs himalaya_lcd_regs = { | |
35 | .lcd_format = 0x00000003, | |
36 | .lcdd_cntl1 = 0x00000000, | |
37 | .lcdd_cntl2 = 0x0003ffff, | |
38 | .genlcd_cntl1 = 0x00fff003, | |
39 | .genlcd_cntl2 = 0x00000003, | |
40 | .genlcd_cntl3 = 0x000102aa, | |
41 | }; | |
42 | ||
43 | static struct w100_mode himalaya4_lcd_mode = { | |
44 | .xres = 240, | |
45 | .yres = 320, | |
46 | .left_margin = 0, | |
47 | .right_margin = 31, | |
48 | .upper_margin = 15, | |
49 | .lower_margin = 0, | |
50 | .crtc_ss = 0x80150014, | |
51 | .crtc_ls = 0xa0fb00f7, | |
52 | .crtc_gs = 0xc0080007, | |
53 | .crtc_vpos_gs = 0x00080007, | |
54 | .crtc_rev = 0x0000000a, | |
55 | .crtc_dclk = 0x81700030, | |
56 | .crtc_gclk = 0x8015010f, | |
57 | .crtc_goe = 0x00000000, | |
58 | .pll_freq = 80, | |
59 | .pixclk_divider = 15, | |
60 | .pixclk_divider_rotated = 15, | |
61 | .pixclk_src = CLK_SRC_PLL, | |
62 | .sysclk_divider = 0, | |
63 | .sysclk_src = CLK_SRC_PLL, | |
64 | }; | |
65 | ||
66 | static struct w100_mode himalaya6_lcd_mode = { | |
67 | .xres = 240, | |
68 | .yres = 320, | |
69 | .left_margin = 9, | |
70 | .right_margin = 8, | |
71 | .upper_margin = 5, | |
72 | .lower_margin = 4, | |
73 | .crtc_ss = 0x80150014, | |
74 | .crtc_ls = 0xa0fb00f7, | |
75 | .crtc_gs = 0xc0080007, | |
76 | .crtc_vpos_gs = 0x00080007, | |
77 | .crtc_rev = 0x0000000a, | |
78 | .crtc_dclk = 0xa1700030, | |
79 | .crtc_gclk = 0x8015010f, | |
80 | .crtc_goe = 0x00000000, | |
81 | .pll_freq = 95, | |
82 | .pixclk_divider = 0xb, | |
83 | .pixclk_divider_rotated = 4, | |
84 | .pixclk_src = CLK_SRC_PLL, | |
85 | .sysclk_divider = 1, | |
86 | .sysclk_src = CLK_SRC_PLL, | |
87 | }; | |
88 | ||
89 | static struct w100_gpio_regs himalaya_w100_gpio_info = { | |
90 | .init_data1 = 0xffff0000, /* GPIO_DATA */ | |
91 | .gpio_dir1 = 0x00000000, /* GPIO_CNTL1 */ | |
92 | .gpio_oe1 = 0x003c0000, /* GPIO_CNTL2 */ | |
93 | .init_data2 = 0x00000000, /* GPIO_DATA2 */ | |
94 | .gpio_dir2 = 0x00000000, /* GPIO_CNTL3 */ | |
95 | .gpio_oe2 = 0x00000000, /* GPIO_CNTL4 */ | |
96 | }; | |
97 | ||
98 | static struct w100fb_mach_info himalaya_fb_info = { | |
99 | .num_modes = 1, | |
100 | .regs = &himalaya_lcd_regs, | |
101 | .gpio = &himalaya_w100_gpio_info, | |
102 | .xtal_freq = 16000000, | |
103 | }; | |
104 | ||
105 | static struct resource himalaya_fb_resources[] = { | |
106 | [0] = { | |
107 | .start = 0x08000000, | |
108 | .end = 0x08ffffff, | |
109 | .flags = IORESOURCE_MEM, | |
110 | }, | |
111 | }; | |
112 | ||
113 | static struct platform_device himalaya_fb_device = { | |
114 | .name = "w100fb", | |
115 | .id = -1, | |
116 | .dev = { | |
117 | .platform_data = &himalaya_fb_info, | |
118 | }, | |
119 | .num_resources = ARRAY_SIZE(himalaya_fb_resources), | |
120 | .resource = himalaya_fb_resources, | |
121 | }; | |
122 | ||
123 | /* ----------------------------------------------------------------------- */ | |
124 | ||
125 | static struct platform_device *devices[] __initdata = { | |
126 | &himalaya_fb_device, | |
127 | }; | |
128 | ||
129 | static void __init himalaya_lcd_init(void) | |
130 | { | |
131 | int himalaya_boardid; | |
132 | ||
133 | himalaya_boardid = 0x4; /* hardcoded (detection needs ASIC3 functions) */ | |
134 | printk(KERN_INFO "himalaya LCD Driver init. boardid=%d\n", | |
135 | himalaya_boardid); | |
136 | ||
137 | switch (himalaya_boardid) { | |
138 | case 0x4: | |
139 | himalaya_fb_info.modelist = &himalaya4_lcd_mode; | |
140 | break; | |
141 | case 0x6: | |
142 | himalaya_fb_info.modelist = &himalaya6_lcd_mode; | |
143 | break; | |
144 | default: | |
145 | printk(KERN_INFO "himalaya lcd_init: unknown boardid=%d. Using 0x4\n", | |
146 | himalaya_boardid); | |
147 | himalaya_fb_info.modelist = &himalaya4_lcd_mode; | |
148 | } | |
149 | } | |
150 | ||
151 | static void __init himalaya_init(void) | |
152 | { | |
cc155c6f RK |
153 | pxa_set_ffuart_info(NULL); |
154 | pxa_set_btuart_info(NULL); | |
155 | pxa_set_stuart_info(NULL); | |
b7eb1a5e ZM |
156 | himalaya_lcd_init(); |
157 | platform_add_devices(devices, ARRAY_SIZE(devices)); | |
158 | } | |
159 | ||
160 | ||
161 | MACHINE_START(HIMALAYA, "HTC Himalaya") | |
162 | .phys_io = 0x40000000, | |
163 | .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, | |
164 | .boot_params = 0xa0000100, | |
165 | .map_io = pxa_map_io, | |
166 | .init_irq = pxa25x_init_irq, | |
167 | .init_machine = himalaya_init, | |
168 | .timer = &pxa_timer, | |
169 | MACHINE_END |