1/*
2 * linux/arch/arm/mach-pxa/capc7117.c
3 *
4 * Support for the Embedian CAPC-7117 Evaluation Kit
5 * based on the Embedian MXM-8x10 Computer on Module
6 *
7 * Copyright (C) 2009 Embedian Inc.
8 * Copyright (C) 2009 TMT Services & Supplies (Pty) Ltd.
9 *
10 * 2007-09-04: eric miao <eric.y.miao@gmail.com>
11 *             rewrite to align with latest kernel
12 *
13 * 2010-01-09: Edwin Peer <epeer@tmtservices.co.za>
14 *             Hennie van der Merwe <hvdmerwe@tmtservices.co.za>
15 *             rework for upstream merge
16 *
17 * This program is free software; you can redistribute it and/or modify
18 * it under the terms of the GNU General Public License version 2 as
19 * published by the Free Software Foundation.
20 */
21
22#include <linux/irq.h>
23#include <linux/platform_device.h>
24#include <linux/ata_platform.h>
25#include <linux/serial_8250.h>
26#include <linux/gpio.h>
27#include <linux/regulator/machine.h>
28
29#include <asm/mach-types.h>
30#include <asm/mach/arch.h>
31
32#include <mach/pxa320.h>
33#include <mach/mxm8x10.h>
34
35#include "generic.h"
36
37/* IDE (PATA) Support */
38static struct pata_platform_info pata_platform_data = {
39	.ioport_shift = 1
40};
41
42static struct resource capc7117_ide_resources[] = {
43	[0] = {
44	       .start = 0x11000020,
45	       .end = 0x1100003f,
46	       .flags = IORESOURCE_MEM
47	},
48	[1] = {
49	       .start = 0x1100001c,
50	       .end = 0x1100001c,
51	       .flags = IORESOURCE_MEM
52	},
53	[2] = {
54	       .start = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO76)),
55	       .end = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO76)),
56	       .flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING
57	}
58};
59
60static struct platform_device capc7117_ide_device = {
61	.name = "pata_platform",
62	.num_resources = ARRAY_SIZE(capc7117_ide_resources),
63	.resource = capc7117_ide_resources,
64	.dev = {
65		.platform_data = &pata_platform_data,
66		.coherent_dma_mask = ~0		/* grumble */
67	}
68};
69
70static void __init capc7117_ide_init(void)
71{
72	platform_device_register(&capc7117_ide_device);
73}
74
75/* TI16C752 UART support */
76#define	TI16C752_FLAGS		(UPF_BOOT_AUTOCONF | \
77					UPF_IOREMAP | \
78					UPF_BUGGY_UART | \
79					UPF_SKIP_TEST)
80#define	TI16C752_UARTCLK	(22118400)
81static struct plat_serial8250_port ti16c752_platform_data[] = {
82	[0] = {
83	       .mapbase = 0x14000000,
84	       .irq = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO78)),
85	       .irqflags = IRQF_TRIGGER_RISING,
86	       .flags = TI16C752_FLAGS,
87	       .iotype = UPIO_MEM,
88	       .regshift = 1,
89	       .uartclk = TI16C752_UARTCLK
90	},
91	[1] = {
92	       .mapbase = 0x14000040,
93	       .irq = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO79)),
94	       .irqflags = IRQF_TRIGGER_RISING,
95	       .flags = TI16C752_FLAGS,
96	       .iotype = UPIO_MEM,
97	       .regshift = 1,
98	       .uartclk = TI16C752_UARTCLK
99	},
100	[2] = {
101	       .mapbase = 0x14000080,
102	       .irq = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO80)),
103	       .irqflags = IRQF_TRIGGER_RISING,
104	       .flags = TI16C752_FLAGS,
105	       .iotype = UPIO_MEM,
106	       .regshift = 1,
107	       .uartclk = TI16C752_UARTCLK
108	},
109	[3] = {
110	       .mapbase = 0x140000c0,
111	       .irq = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO81)),
112	       .irqflags = IRQF_TRIGGER_RISING,
113	       .flags = TI16C752_FLAGS,
114	       .iotype = UPIO_MEM,
115	       .regshift = 1,
116	       .uartclk = TI16C752_UARTCLK
117	},
118	[4] = {
119	       /* end of array */
120	}
121};
122
123static struct platform_device ti16c752_device = {
124	.name = "serial8250",
125	.id = PLAT8250_DEV_PLATFORM,
126	.dev = {
127		.platform_data = ti16c752_platform_data
128	}
129};
130
131static void __init capc7117_uarts_init(void)
132{
133	platform_device_register(&ti16c752_device);
134}
135
136static void __init capc7117_init(void)
137{
138	/* Init CoM */
139	mxm_8x10_barebones_init();
140
141	/* Init evaluation board peripherals */
142	mxm_8x10_ac97_init();
143	mxm_8x10_usb_host_init();
144	mxm_8x10_mmc_init();
145
146	capc7117_uarts_init();
147	capc7117_ide_init();
148
149	regulator_has_full_constraints();
150}
151
152MACHINE_START(CAPC7117,
153	      "Embedian CAPC-7117 evaluation kit based on the MXM-8x10 CoM")
154	.atag_offset = 0x100,
155	.map_io = pxa3xx_map_io,
156	.nr_irqs = PXA_NR_IRQS,
157	.init_irq = pxa3xx_init_irq,
158	.handle_irq = pxa3xx_handle_irq,
159	.init_time	= pxa_timer_init,
160	.init_machine = capc7117_init,
161	.restart	= pxa_restart,
162MACHINE_END
163