1/*
2 * Renesas Europe EDOSK7760 Board Support
3 *
4 * Copyright (C) 2008 SPES Societa' Progettazione Elettronica e Software Ltd.
5 * Author: Luca Santini <luca.santini@spesonline.com>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */
21#include <linux/init.h>
22#include <linux/types.h>
23#include <linux/platform_device.h>
24#include <linux/smc91x.h>
25#include <linux/interrupt.h>
26#include <linux/sh_intc.h>
27#include <linux/i2c.h>
28#include <linux/mtd/physmap.h>
29#include <asm/machvec.h>
30#include <asm/io.h>
31#include <asm/addrspace.h>
32#include <asm/delay.h>
33#include <asm/i2c-sh7760.h>
34#include <asm/sizes.h>
35
36/* Bus state controller registers for CS4 area */
37#define BSC_CS4BCR	0xA4FD0010
38#define BSC_CS4WCR	0xA4FD0030
39
40#define SMC_IOBASE	0xA2000000
41#define SMC_IO_OFFSET	0x300
42#define SMC_IOADDR	(SMC_IOBASE + SMC_IO_OFFSET)
43
44/* NOR flash */
45static struct mtd_partition edosk7760_nor_flash_partitions[] = {
46	{
47		.name = "bootloader",
48		.offset = 0,
49		.size = SZ_256K,
50		.mask_flags = MTD_WRITEABLE,	/* Read-only */
51	}, {
52		.name = "kernel",
53		.offset = MTDPART_OFS_APPEND,
54		.size = SZ_2M,
55	}, {
56		.name = "fs",
57		.offset = MTDPART_OFS_APPEND,
58		.size = (26 << 20),
59	}, {
60		.name = "other",
61		.offset = MTDPART_OFS_APPEND,
62		.size = MTDPART_SIZ_FULL,
63	},
64};
65
66static struct physmap_flash_data edosk7760_nor_flash_data = {
67	.width		= 4,
68	.parts		= edosk7760_nor_flash_partitions,
69	.nr_parts	= ARRAY_SIZE(edosk7760_nor_flash_partitions),
70};
71
72static struct resource edosk7760_nor_flash_resources[] = {
73	[0] = {
74		.name	= "NOR Flash",
75		.start	= 0x00000000,
76		.end	= 0x00000000 + SZ_32M - 1,
77		.flags	= IORESOURCE_MEM,
78	}
79};
80
81static struct platform_device edosk7760_nor_flash_device = {
82	.name		= "physmap-flash",
83	.resource	= edosk7760_nor_flash_resources,
84	.num_resources	= ARRAY_SIZE(edosk7760_nor_flash_resources),
85	.dev		= {
86		.platform_data = &edosk7760_nor_flash_data,
87	},
88};
89
90/* i2c initialization functions */
91static struct sh7760_i2c_platdata i2c_pd = {
92	.speed_khz	= 400,
93};
94
95static struct resource sh7760_i2c1_res[] = {
96	{
97		.start	= SH7760_I2C1_MMIO,
98		.end	= SH7760_I2C1_MMIOEND,
99		.flags	= IORESOURCE_MEM,
100	},{
101		.start	= evt2irq(0x9e0),
102		.end	= evt2irq(0x9e0),
103		.flags	= IORESOURCE_IRQ,
104	},
105};
106
107static struct platform_device sh7760_i2c1_dev = {
108	.dev    = {
109		.platform_data	= &i2c_pd,
110	},
111
112	.name		= SH7760_I2C_DEVNAME,
113	.id		= 1,
114	.resource	= sh7760_i2c1_res,
115	.num_resources	= ARRAY_SIZE(sh7760_i2c1_res),
116};
117
118static struct resource sh7760_i2c0_res[] = {
119	{
120		.start	= SH7760_I2C0_MMIO,
121		.end	= SH7760_I2C0_MMIOEND,
122		.flags	= IORESOURCE_MEM,
123	}, {
124		.start	= evt2irq(0x9c0),
125		.end	= evt2irq(0x9c0),
126		.flags	= IORESOURCE_IRQ,
127	},
128};
129
130static struct platform_device sh7760_i2c0_dev = {
131	.dev    = {
132		.platform_data	= &i2c_pd,
133	},
134	.name		= SH7760_I2C_DEVNAME,
135	.id		= 0,
136	.resource	= sh7760_i2c0_res,
137	.num_resources	= ARRAY_SIZE(sh7760_i2c0_res),
138};
139
140/* eth initialization functions */
141static struct smc91x_platdata smc91x_info = {
142	.flags = SMC91X_USE_16BIT | SMC91X_IO_SHIFT_1 | IORESOURCE_IRQ_LOWLEVEL,
143};
144
145static struct resource smc91x_res[] = {
146	[0] = {
147		.start	= SMC_IOADDR,
148		.end	= SMC_IOADDR + SZ_32 - 1,
149		.flags	= IORESOURCE_MEM,
150	},
151	[1] = {
152		.start	= evt2irq(0x2a0),
153		.end	= evt2irq(0x2a0),
154		.flags	= IORESOURCE_IRQ ,
155	}
156};
157
158static struct platform_device smc91x_dev = {
159	.name		= "smc91x",
160	.id		= -1,
161	.num_resources	= ARRAY_SIZE(smc91x_res),
162	.resource	= smc91x_res,
163
164	.dev	= {
165		.platform_data	= &smc91x_info,
166	},
167};
168
169/* platform init code */
170static struct platform_device *edosk7760_devices[] __initdata = {
171	&smc91x_dev,
172	&edosk7760_nor_flash_device,
173	&sh7760_i2c0_dev,
174	&sh7760_i2c1_dev,
175};
176
177static int __init init_edosk7760_devices(void)
178{
179	plat_irq_setup_pins(IRQ_MODE_IRQ);
180
181	return platform_add_devices(edosk7760_devices,
182				    ARRAY_SIZE(edosk7760_devices));
183}
184device_initcall(init_edosk7760_devices);
185
186/*
187 * The Machine Vector
188 */
189struct sh_machine_vector mv_edosk7760 __initmv = {
190	.mv_name	= "EDOSK7760",
191};
192