Linux-2.6.12-rc2
[linux-3.10.git] / arch / arm / mach-pxa / poodle.c
1 /*
2  * linux/arch/arm/mach-pxa/poodle.c
3  *
4  *  Support for the SHARP Poodle Board.
5  *
6  * Based on:
7  *  linux/arch/arm/mach-pxa/lubbock.c Author:   Nicolas Pitre
8  *
9  *  This program is free software; you can redistribute it and/or modify
10  *  it under the terms of the GNU General Public License version 2 as
11  *  published by the Free Software Foundation.
12  *
13  * Change Log
14  *  12-Dec-2002 Sharp Corporation for Poodle
15  *  John Lenz <lenz@cs.wisc.edu> updates to 2.6
16  */
17 #include <linux/kernel.h>
18 #include <linux/init.h>
19 #include <linux/device.h>
20 #include <linux/fb.h>
21
22 #include <asm/hardware.h>
23 #include <asm/mach-types.h>
24 #include <asm/irq.h>
25 #include <asm/setup.h>
26
27 #include <asm/mach/arch.h>
28 #include <asm/mach/map.h>
29 #include <asm/mach/irq.h>
30
31 #include <asm/arch/pxa-regs.h>
32 #include <asm/arch/irq.h>
33 #include <asm/arch/poodle.h>
34 #include <asm/arch/pxafb.h>
35
36 #include <asm/hardware/scoop.h>
37 #include <asm/hardware/locomo.h>
38 #include <asm/mach/sharpsl_param.h>
39
40 #include "generic.h"
41
42 static struct resource poodle_scoop_resources[] = {
43         [0] = {
44                 .start          = 0x10800000,
45                 .end            = 0x10800fff,
46                 .flags          = IORESOURCE_MEM,
47         },
48 };
49
50 static struct scoop_config poodle_scoop_setup = {
51         .io_dir         = POODLE_SCOOP_IO_DIR,
52         .io_out         = POODLE_SCOOP_IO_OUT,
53 };
54
55 struct platform_device poodle_scoop_device = {
56         .name           = "sharp-scoop",
57         .id             = -1,
58         .dev            = {
59                 .platform_data  = &poodle_scoop_setup,
60         },
61         .num_resources  = ARRAY_SIZE(poodle_scoop_resources),
62         .resource       = poodle_scoop_resources,
63 };
64
65
66 /* LoCoMo device */
67 static struct resource locomo_resources[] = {
68         [0] = {
69                 .start          = 0x10000000,
70                 .end            = 0x10001fff,
71                 .flags          = IORESOURCE_MEM,
72         },
73         [1] = {
74                 .start          = IRQ_GPIO(10),
75                 .end            = IRQ_GPIO(10),
76                 .flags          = IORESOURCE_IRQ,
77         },
78 };
79
80 static struct platform_device locomo_device = {
81         .name           = "locomo",
82         .id             = 0,
83         .num_resources  = ARRAY_SIZE(locomo_resources),
84         .resource       = locomo_resources,
85 };
86
87 /* PXAFB device */
88 static struct pxafb_mach_info poodle_fb_info __initdata = {
89         .pixclock       = 144700,
90
91         .xres           = 320,
92         .yres           = 240,
93         .bpp            = 16,
94
95         .hsync_len      = 7,
96         .left_margin    = 11,
97         .right_margin   = 30,
98
99         .vsync_len      = 2,
100         .upper_margin   = 2,
101         .lower_margin   = 0,
102         .sync           = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
103
104         .lccr0          = LCCR0_Act | LCCR0_Sngl | LCCR0_Color,
105         .lccr3          = 0,
106
107         .pxafb_backlight_power  = NULL,
108         .pxafb_lcd_power        = NULL,
109 };
110
111 static struct platform_device *devices[] __initdata = {
112         &locomo_device,
113         &poodle_scoop_device,
114 };
115
116 static void __init poodle_init(void)
117 {
118         int ret = 0;
119
120         /* cpu initialize */
121         /* Pgsr Register */
122         PGSR0 = 0x0146dd80;
123         PGSR1 = 0x03bf0890;
124         PGSR2 = 0x0001c000;
125
126         /* Alternate Register */
127         GAFR0_L = 0x01001000;
128         GAFR0_U = 0x591a8010;
129         GAFR1_L = 0x900a8451;
130         GAFR1_U = 0xaaa5aaaa;
131         GAFR2_L = 0x8aaaaaaa;
132         GAFR2_U = 0x00000002;
133
134         /* Direction Register */
135         GPDR0 = 0xd3f0904c;
136         GPDR1 = 0xfcffb7d3;
137         GPDR2 = 0x0001ffff;
138
139         /* Output Register */
140         GPCR0 = 0x00000000;
141         GPCR1 = 0x00000000;
142         GPCR2 = 0x00000000;
143
144         GPSR0 = 0x00400000;
145         GPSR1 = 0x00000000;
146         GPSR2 = 0x00000000;
147
148         set_pxa_fb_info(&poodle_fb_info);
149
150         ret = platform_add_devices(devices, ARRAY_SIZE(devices));
151         if (ret) {
152                 printk(KERN_WARNING "poodle: Unable to register LoCoMo device\n");
153         }
154 }
155
156 static void __init fixup_poodle(struct machine_desc *desc,
157                 struct tag *tags, char **cmdline, struct meminfo *mi)
158 {
159         sharpsl_save_param();
160 }
161
162 static struct map_desc poodle_io_desc[] __initdata = {
163  /* virtual     physical    length                   */
164   { 0xef800000, 0x00000000, 0x00800000, MT_DEVICE }, /* Boot Flash */
165 };
166
167 static void __init poodle_map_io(void)
168 {
169         pxa_map_io();
170         iotable_init(poodle_io_desc, ARRAY_SIZE(poodle_io_desc));
171
172         /* setup sleep mode values */
173         PWER  = 0x00000002;
174         PFER  = 0x00000000;
175         PRER  = 0x00000002;
176         PGSR0 = 0x00008000;
177         PGSR1 = 0x003F0202;
178         PGSR2 = 0x0001C000;
179         PCFR |= PCFR_OPDE;
180 }
181
182 MACHINE_START(POODLE, "SHARP Poodle")
183         BOOT_MEM(0xa0000000, 0x40000000, io_p2v(0x40000000))
184         FIXUP(fixup_poodle)
185         MAPIO(poodle_map_io)
186         INITIRQ(pxa_init_irq)
187         .timer = &pxa_timer,
188         .init_machine = poodle_init,
189 MACHINE_END