aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-sa1100/lart.c
blob: 51b0eb52c0141b8b134b7e3ae6c2a81b5e7f25fb (plain) (blame)
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
/*
 * linux/arch/arm/mach-sa1100/lart.c
 */

#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/platform_data/sa11x0-serial.h>
#include <linux/tty.h>
#include <linux/gpio.h>
#include <linux/leds.h>
#include <linux/platform_device.h>

#include <video/sa1100fb.h>

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

#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <linux/platform_data/mfd-mcp-sa11x0.h>
#include <mach/irqs.h>

#include "generic.h"

static struct mcp_plat_data lart_mcp_data = {
	.mccr0		= MCCR0_ADM,
	.sclk_rate	= 11981000,
};

#ifdef LART_GREY_LCD
static struct sa1100fb_mach_info lart_grey_info = {
	.pixclock	= 150000,	.bpp		= 4,
	.xres		= 320,		.yres		= 240,

	.hsync_len	= 1,		.vsync_len	= 1,
	.left_margin	= 4,		.upper_margin	= 0,
	.right_margin	= 2,		.lower_margin	= 0,

	.cmap_greyscale	= 1,
	.sync		= FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,

	.lccr0		= LCCR0_Mono | LCCR0_Sngl | LCCR0_Pas | LCCR0_4PixMono,
	.lccr3		= LCCR3_OutEnH | LCCR3_PixRsEdg | LCCR3_ACBsDiv(512),
};
#endif
#ifdef LART_COLOR_LCD
static struct sa1100fb_mach_info lart_color_info = {
	.pixclock	= 150000,	.bpp		= 16,
	.xres		= 320,		.yres		= 240,

	.hsync_len	= 2,		.vsync_len	= 3,
	.left_margin	= 69,		.upper_margin	= 14,
	.right_margin	= 8,		.lower_margin	= 4,

	.lccr0		= LCCR0_Color | LCCR0_Sngl | LCCR0_Act,
	.lccr3		= LCCR3_OutEnH | LCCR3_PixFlEdg | LCCR3_ACBsDiv(512),
};
#endif
#ifdef LART_VIDEO_OUT
static struct sa1100fb_mach_info lart_video_info = {
	.pixclock	= 39721,	.bpp		= 16,
	.xres		= 640,		.yres		= 480,

	.hsync_len	= 95,		.vsync_len	= 2,
	.left_margin	= 40,		.upper_margin	= 32,
	.right_margin	= 24,		.lower_margin	= 11,

	.sync		= FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,

	.lccr0		= LCCR0_Color | LCCR0_Sngl | LCCR0_Act,
	.lccr3		= LCCR3_OutEnL | LCCR3_PixFlEdg | LCCR3_ACBsDiv(512),
};
#endif

#ifdef LART_KIT01_LCD
static struct sa1100fb_mach_info lart_kit01_info = {
	.pixclock	= 63291,	.bpp		= 16,
	.xres		= 640,		.yres		= 480,

	.hsync_len	= 64,		.vsync_len	= 3,
	.left_margin	= 122,		.upper_margin	= 45,
	.right_margin	= 10,		.lower_margin	= 10,

	.lccr0		= LCCR0_Color | LCCR0_Sngl | LCCR0_Act,
	.lccr3		= LCCR3_OutEnH | LCCR3_PixFlEdg
};
#endif

static void __init lart_init(void)
{
	struct sa1100fb_mach_info *inf = NULL;

#ifdef LART_GREY_LCD
	inf = &lart_grey_info;
#endif
#ifdef LART_COLOR_LCD
	inf = &lart_color_info;
#endif
#ifdef LART_VIDEO_OUT
	inf = &lart_video_info;
#endif
#ifdef LART_KIT01_LCD
	inf = &lart_kit01_info;
#endif

	if (inf)
		sa11x0_register_lcd(inf);

	sa11x0_ppc_configure_mcp();
	sa11x0_register_mcp(&lart_mcp_data);
}

static struct map_desc lart_io_desc[] __initdata = {
	{	/* main flash memory */
		.virtual	=  0xe8000000,
		.pfn		= __phys_to_pfn(0x00000000),
		.length		= 0x00400000,
		.type		= MT_DEVICE
	}, {	/* main flash, alternative location */
		.virtual	=  0xec000000,
		.pfn		= __phys_to_pfn(0x08000000),
		.length		= 0x00400000,
		.type		= MT_DEVICE
	}
};

/* LEDs */
struct gpio_led lart_gpio_leds[] = {
	{
		.name			= "lart:red",
		.default_trigger	= "cpu0",
		.gpio			= 23,
	},
};

static struct gpio_led_platform_data lart_gpio_led_info = {
	.leds		= lart_gpio_leds,
	.num_leds	= ARRAY_SIZE(lart_gpio_leds),
};

static struct platform_device lart_leds = {
	.name	= "leds-gpio",
	.id	= -1,
	.dev	= {
		.platform_data	= &lart_gpio_led_info,
	}
};
static void __init lart_map_io(void)
{
	sa1100_map_io();
	iotable_init(lart_io_desc, ARRAY_SIZE(lart_io_desc));

	sa1100_register_uart(0, 3);
	sa1100_register_uart(1, 1);
	sa1100_register_uart(2, 2);

	GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD);
	GPDR |= GPIO_UART_TXD;
	GPDR &= ~GPIO_UART_RXD;
	PPAR |= PPAR_UPR;

	platform_device_register(&lart_leds);
}

MACHINE_START(LART, "LART")
	.atag_offset	= 0x100,
	.map_io		= lart_map_io,
	.nr_irqs	= SA1100_NR_IRQS,
	.init_irq	= sa1100_init_irq,
	.init_machine	= lart_init,
	.init_late	= sa11x0_init_late,
	.init_time	= sa1100_timer_init,
	.restart	= sa11x0_restart,
MACHINE_END