summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-pxa/capc7117.c
blob: 5516317b9e64dd59a43d90648b5b3e29678f9205 (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
/*
 * linux/arch/arm/mach-pxa/capc7117.c
 *
 * Support for the Embedian CAPC-7117 Evaluation Kit
 * based on the Embedian MXM-8x10 Computer on Module
 *
 * Copyright (C) 2009 Embedian Inc.
 * Copyright (C) 2009 TMT Services & Supplies (Pty) Ltd.
 *
 * 2007-09-04: eric miao <eric.y.miao@gmail.com>
 *             rewrite to align with latest kernel
 *
 * 2010-01-09: Edwin Peer <epeer@tmtservices.co.za>
 *             Hennie van der Merwe <hvdmerwe@tmtservices.co.za>
 *             rework for upstream merge
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#include <linux/irq.h>
#include <linux/platform_device.h>
#include <linux/ata_platform.h>
#include <linux/serial_8250.h>
#include <linux/gpio.h>

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

#include <mach/pxa320.h>
#include <mach/mxm8x10.h>

#include "generic.h"

/* IDE (PATA) Support */
static struct pata_platform_info pata_platform_data = {
	.ioport_shift = 1
};

static struct resource capc7117_ide_resources[] = {
	[0] = {
	       .start = 0x11000020,
	       .end = 0x1100003f,
	       .flags = IORESOURCE_MEM
	},
	[1] = {
	       .start = 0x1100001c,
	       .end = 0x1100001c,
	       .flags = IORESOURCE_MEM
	},
	[2] = {
	       .start = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO76)),
	       .end = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO76)),
	       .flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING
	}
};

static struct platform_device capc7117_ide_device = {
	.name = "pata_platform",
	.num_resources = ARRAY_SIZE(capc7117_ide_resources),
	.resource = capc7117_ide_resources,
	.dev = {
		.platform_data = &pata_platform_data,
		.coherent_dma_mask = ~0		/* grumble */
	}
};

static void __init capc7117_ide_init(void)
{
	platform_device_register(&capc7117_ide_device);
}

/* TI16C752 UART support */
#define	TI16C752_FLAGS		(UPF_BOOT_AUTOCONF | \
					UPF_IOREMAP | \
					UPF_BUGGY_UART | \
					UPF_SKIP_TEST)
#define	TI16C752_UARTCLK	(22118400)
static struct plat_serial8250_port ti16c752_platform_data[] = {
	[0] = {
	       .mapbase = 0x14000000,
	       .irq = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO78)),
	       .irqflags = IRQF_TRIGGER_RISING,
	       .flags = TI16C752_FLAGS,
	       .iotype = UPIO_MEM,
	       .regshift = 1,
	       .uartclk = TI16C752_UARTCLK
	},
	[1] = {
	       .mapbase = 0x14000040,
	       .irq = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO79)),
	       .irqflags = IRQF_TRIGGER_RISING,
	       .flags = TI16C752_FLAGS,
	       .iotype = UPIO_MEM,
	       .regshift = 1,
	       .uartclk = TI16C752_UARTCLK
	},
	[2] = {
	       .mapbase = 0x14000080,
	       .irq = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO80)),
	       .irqflags = IRQF_TRIGGER_RISING,
	       .flags = TI16C752_FLAGS,
	       .iotype = UPIO_MEM,
	       .regshift = 1,
	       .uartclk = TI16C752_UARTCLK
	},
	[3] = {
	       .mapbase = 0x140000c0,
	       .irq = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO81)),
	       .irqflags = IRQF_TRIGGER_RISING,
	       .flags = TI16C752_FLAGS,
	       .iotype = UPIO_MEM,
	       .regshift = 1,
	       .uartclk = TI16C752_UARTCLK
	},
	[4] = {
	       /* end of array */
	}
};

static struct platform_device ti16c752_device = {
	.name = "serial8250",
	.id = PLAT8250_DEV_PLATFORM,
	.dev = {
		.platform_data = ti16c752_platform_data
	}
};

static void __init capc7117_uarts_init(void)
{
	platform_device_register(&ti16c752_device);
}

static void __init capc7117_init(void)
{
	/* Init CoM */
	mxm_8x10_barebones_init();

	/* Init evaluation board peripherals */
	mxm_8x10_ac97_init();
	mxm_8x10_usb_host_init();
	mxm_8x10_mmc_init();

	capc7117_uarts_init();
	capc7117_ide_init();
}

MACHINE_START(CAPC7117,
	      "Embedian CAPC-7117 evaluation kit based on the MXM-8x10 CoM")
	.atag_offset = 0x100,
	.map_io = pxa3xx_map_io,
	.init_irq = pxa3xx_init_irq,
	.handle_irq = pxa3xx_handle_irq,
	.timer = &pxa_timer,
	.init_machine = capc7117_init
MACHINE_END