summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-pxa/e800.c
blob: f8924f6ca544637d8711dadd03166fca813db49b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
/*
 * Hardware definitions for the Toshiba eseries PDAs
 *
 * Copyright (c) 2003 Ian Molton <spyro@f2s.com>
 *
 * This file is licensed under
 * the terms of the GNU General Public License version 2. This program
 * is licensed "as is" without any warranty of any kind, whether express
 * or implied.
 *
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/device.h>
#include <linux/platform_device.h>
#include <linux/fb.h>
#include <linux/mfd/tc6393xb.h>

#include <video/w100fb.h>

#include <asm/setup.h>
#include <asm/mach/arch.h>
#include <asm/mach-types.h>

#include <mach/pxa25x.h>
#include <mach/eseries-gpio.h>
#include <mach/udc.h>
#include <mach/irqs.h>

#include "generic.h"
#include "eseries.h"
#include "clock.h"

/* ------------------------ e800 LCD definitions ------------------------- */

static struct w100_gen_regs e800_lcd_regs = {
	.lcd_format =            0x00008003,
	.lcdd_cntl1 =            0x02a00000,
	.lcdd_cntl2 =            0x0003ffff,
	.genlcd_cntl1 =          0x000ff2a3,
	.genlcd_cntl2 =          0x000002a3,
	.genlcd_cntl3 =          0x000102aa,
};

static struct w100_mode e800_lcd_mode[2] = {
	[0] = {
		.xres            = 480,
		.yres            = 640,
		.left_margin     = 52,
		.right_margin    = 148,
		.upper_margin    = 2,
		.lower_margin    = 6,
		.crtc_ss         = 0x80350034,
		.crtc_ls         = 0x802b0026,
		.crtc_gs         = 0x80160016,
		.crtc_vpos_gs    = 0x00020003,
		.crtc_rev        = 0x0040001d,
		.crtc_dclk       = 0xe0000000,
		.crtc_gclk       = 0x82a50049,
		.crtc_goe        = 0x80ee001c,
		.crtc_ps1_active = 0x00000000,
		.pll_freq        = 128,
		.pixclk_divider         = 4,
		.pixclk_divider_rotated = 6,
		.pixclk_src     = CLK_SRC_PLL,
		.sysclk_divider  = 0,
		.sysclk_src     = CLK_SRC_PLL,
	},
	[1] = {
		.xres            = 240,
		.yres            = 320,
		.left_margin     = 15,
		.right_margin    = 88,
		.upper_margin    = 0,
		.lower_margin    = 7,
		.crtc_ss         = 0xd010000f,
		.crtc_ls         = 0x80070003,
		.crtc_gs         = 0x80000000,
		.crtc_vpos_gs    = 0x01460147,
		.crtc_rev        = 0x00400003,
		.crtc_dclk       = 0xa1700030,
		.crtc_gclk       = 0x814b0008,
		.crtc_goe        = 0x80cc0015,
		.crtc_ps1_active = 0x00000000,
		.pll_freq        = 100,
		.pixclk_divider         = 6, /* Wince uses 14 which gives a */
		.pixclk_divider_rotated = 6, /* 7MHz Pclk. We use a 14MHz one */
		.pixclk_src     = CLK_SRC_PLL,
		.sysclk_divider  = 0,
		.sysclk_src     = CLK_SRC_PLL,
	}
};


static struct w100_gpio_regs e800_w100_gpio_info = {
	.init_data1 = 0xc13fc019,
	.gpio_dir1  = 0x3e40df7f,
	.gpio_oe1   = 0x003c3000,
	.init_data2 = 0x00000000,
	.gpio_dir2  = 0x00000000,
	.gpio_oe2   = 0x00000000,
};

static struct w100_mem_info e800_w100_mem_info = {
	.ext_cntl        = 0x09640011,
	.sdram_mode_reg  = 0x00600021,
	.ext_timing_cntl = 0x10001545,
	.io_cntl         = 0x7ddd7333,
	.size            = 0x1fffff,
};

static void e800_tg_change(struct w100fb_par *par)
{
	unsigned long tmp;

	tmp = w100fb_gpio_read(W100_GPIO_PORT_A);
	if (par->mode->xres == 480)
		tmp |= 0x100;
	else
		tmp &= ~0x100;
	w100fb_gpio_write(W100_GPIO_PORT_A, tmp);
}

static struct w100_tg_info e800_tg_info = {
	.change = e800_tg_change,
};

static struct w100fb_mach_info e800_fb_info = {
	.modelist   = e800_lcd_mode,
	.num_modes  = 2,
	.regs       = &e800_lcd_regs,
	.gpio       = &e800_w100_gpio_info,
	.mem        = &e800_w100_mem_info,
	.tg         = &e800_tg_info,
	.xtal_freq  = 16000000,
};

static struct resource e800_fb_resources[] = {
	[0] = {
		.start          = 0x0c000000,
		.end            = 0x0cffffff,
		.flags          = IORESOURCE_MEM,
	},
};

static struct platform_device e800_fb_device = {
	.name           = "w100fb",
	.id             = -1,
	.dev            = {
		.platform_data  = &e800_fb_info,
	},
	.num_resources  = ARRAY_SIZE(e800_fb_resources),
	.resource       = e800_fb_resources,
};

/* --------------------------- UDC definitions --------------------------- */

static struct pxa2xx_udc_mach_info e800_udc_mach_info = {
	.gpio_vbus   = GPIO_E800_USB_DISC,
	.gpio_pullup = GPIO_E800_USB_PULLUP,
	.gpio_pullup_inverted = 1
};

/* ----------------- e800 tc6393xb parameters ------------------ */

static struct tc6393xb_platform_data e800_tc6393xb_info = {
	.irq_base       = IRQ_BOARD_START,
	.scr_pll2cr     = 0x0cc1,
	.scr_gper       = 0,
	.gpio_base      = -1,
	.suspend        = &eseries_tmio_suspend,
	.resume         = &eseries_tmio_resume,
	.enable         = &eseries_tmio_enable,
	.disable        = &eseries_tmio_disable,
};

static struct platform_device e800_tc6393xb_device = {
	.name           = "tc6393xb",
	.id             = -1,
	.dev            = {
		.platform_data = &e800_tc6393xb_info,
	},
	.num_resources = 2,
	.resource      = eseries_tmio_resources,
};

/* ----------------------------------------------------------------------- */

static struct platform_device *devices[] __initdata = {
	&e800_fb_device,
	&e800_tc6393xb_device,
};

static void __init e800_init(void)
{
	clk_add_alias("CLK_CK3P6MI", &e800_tc6393xb_device.dev,
			"GPIO11_CLK", NULL),
	eseries_get_tmio_gpios();
	platform_add_devices(devices, ARRAY_SIZE(devices));
	pxa_set_udc_info(&e800_udc_mach_info);
}

MACHINE_START(E800, "Toshiba e800")
	/* Maintainer: Ian Molton (spyro@f2s.com) */
	.phys_io	= 0x40000000,
	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
	.boot_params	= 0xa0000100,
	.map_io		= pxa_map_io,
	.init_irq	= pxa25x_init_irq,
	.fixup		= eseries_fixup,
	.init_machine	= e800_init,
	.timer		= &pxa_timer,
MACHINE_END

OpenPOWER on IntegriCloud