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3db91708 LS |
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/i2c.h> | |
27 | #include <asm/machvec.h> | |
28 | #include <asm/io.h> | |
29 | #include <asm/addrspace.h> | |
30 | #include <asm/delay.h> | |
31 | #include <asm/i2c-sh7760.h> | |
32 | ||
33 | /* Bus state controller registers for CS4 area */ | |
34 | #define BSC_CS4BCR 0xA4FD0010 | |
35 | #define BSC_CS4WCR 0xA4FD0030 | |
36 | ||
37 | #define SMC_IOBASE 0xA2000000 | |
38 | #define SMC_IO_OFFSET 0x300 | |
39 | #define SMC_IOADDR (SMC_IOBASE + SMC_IO_OFFSET) | |
40 | ||
41 | #define ETHERNET_IRQ 5 | |
42 | ||
43 | /* i2c initialization functions */ | |
44 | static struct sh7760_i2c_platdata i2c_pd = { | |
45 | .speed_khz = 400, | |
46 | }; | |
47 | ||
48 | static struct resource sh7760_i2c1_res[] = { | |
49 | { | |
50 | .start = SH7760_I2C1_MMIO, | |
51 | .end = SH7760_I2C1_MMIOEND, | |
52 | .flags = IORESOURCE_MEM, | |
53 | },{ | |
54 | .start = SH7760_I2C1_IRQ, | |
55 | .end = SH7760_I2C1_IRQ, | |
56 | .flags = IORESOURCE_IRQ, | |
57 | }, | |
58 | }; | |
59 | ||
60 | static struct platform_device sh7760_i2c1_dev = { | |
61 | .dev = { | |
62 | .platform_data = &i2c_pd, | |
63 | }, | |
64 | ||
65 | .name = SH7760_I2C_DEVNAME, | |
66 | .id = 1, | |
67 | .resource = sh7760_i2c1_res, | |
68 | .num_resources = ARRAY_SIZE(sh7760_i2c1_res), | |
69 | }; | |
70 | ||
71 | static struct resource sh7760_i2c0_res[] = { | |
72 | { | |
73 | .start = SH7760_I2C0_MMIO, | |
74 | .end = SH7760_I2C0_MMIOEND, | |
75 | .flags = IORESOURCE_MEM, | |
76 | }, { | |
77 | .start = SH7760_I2C0_IRQ, | |
78 | .end = SH7760_I2C0_IRQ, | |
79 | .flags = IORESOURCE_IRQ, | |
80 | }, | |
81 | }; | |
82 | ||
83 | static struct platform_device sh7760_i2c0_dev = { | |
84 | .dev = { | |
85 | .platform_data = &i2c_pd, | |
86 | }, | |
87 | .name = SH7760_I2C_DEVNAME, | |
88 | .id = 0, | |
89 | .resource = sh7760_i2c0_res, | |
90 | .num_resources = ARRAY_SIZE(sh7760_i2c0_res), | |
91 | }; | |
92 | ||
93 | /* eth initialization functions */ | |
94 | static struct smc91x_platdata smc91x_info = { | |
95 | .flags = SMC91X_USE_16BIT | SMC91X_IO_SHIFT_1 | IORESOURCE_IRQ_LOWLEVEL, | |
96 | }; | |
97 | ||
98 | static struct resource smc91x_res[] = { | |
99 | [0] = { | |
100 | .start = SMC_IOADDR, | |
101 | .end = SMC_IOADDR + 0x1f, | |
102 | .flags = IORESOURCE_MEM, | |
103 | }, | |
104 | [1] = { | |
105 | .start = ETHERNET_IRQ, | |
106 | .end = ETHERNET_IRQ, | |
107 | .flags = IORESOURCE_IRQ , | |
108 | } | |
109 | }; | |
110 | ||
111 | static struct platform_device smc91x_dev = { | |
112 | .name = "smc91x", | |
113 | .id = -1, | |
114 | .num_resources = ARRAY_SIZE(smc91x_res), | |
115 | .resource = smc91x_res, | |
116 | ||
117 | .dev = { | |
118 | .platform_data = &smc91x_info, | |
119 | }, | |
120 | }; | |
121 | ||
122 | /* platform init code */ | |
123 | static struct platform_device *edosk7760_devices[] __initdata = { | |
124 | &sh7760_i2c0_dev, | |
125 | &sh7760_i2c1_dev, | |
126 | &smc91x_dev, | |
127 | }; | |
128 | ||
129 | static int __init init_edosk7760_devices(void) | |
130 | { | |
131 | plat_irq_setup_pins(IRQ_MODE_IRQ); | |
132 | ||
133 | return platform_add_devices(edosk7760_devices, | |
134 | ARRAY_SIZE(edosk7760_devices)); | |
135 | } | |
136 | __initcall(init_edosk7760_devices); | |
137 | ||
138 | /* | |
139 | * The Machine Vector | |
140 | */ | |
141 | struct sh_machine_vector mv_edosk7760 __initmv = { | |
142 | .mv_name = "EDOSK7760", | |
143 | .mv_nr_irqs = 128, | |
144 | }; |