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1dbae815 TL |
1 | /* |
2 | * linux/arch/arm/mach-omap2/devices.c | |
3 | * | |
4 | * OMAP2 platform device setup/initialization | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | */ | |
11 | ||
1dbae815 TL |
12 | #include <linux/module.h> |
13 | #include <linux/kernel.h> | |
14 | #include <linux/init.h> | |
15 | #include <linux/platform_device.h> | |
16 | ||
17 | #include <asm/hardware.h> | |
18 | #include <asm/io.h> | |
19 | #include <asm/mach-types.h> | |
20 | #include <asm/mach/map.h> | |
21 | ||
22 | #include <asm/arch/tc.h> | |
23 | #include <asm/arch/board.h> | |
24 | #include <asm/arch/mux.h> | |
25 | #include <asm/arch/gpio.h> | |
26 | ||
1dbae815 TL |
27 | #if defined(CONFIG_I2C_OMAP) || defined(CONFIG_I2C_OMAP_MODULE) |
28 | ||
29 | #define OMAP2_I2C_BASE2 0x48072000 | |
30 | #define OMAP2_I2C_INT2 57 | |
31 | ||
32 | static struct resource i2c_resources2[] = { | |
33 | { | |
34 | .start = OMAP2_I2C_BASE2, | |
35 | .end = OMAP2_I2C_BASE2 + 0x3f, | |
36 | .flags = IORESOURCE_MEM, | |
37 | }, | |
38 | { | |
39 | .start = OMAP2_I2C_INT2, | |
40 | .flags = IORESOURCE_IRQ, | |
41 | }, | |
42 | }; | |
43 | ||
44 | static struct platform_device omap_i2c_device2 = { | |
45 | .name = "i2c_omap", | |
46 | .id = 2, | |
1dbae815 TL |
47 | .num_resources = ARRAY_SIZE(i2c_resources2), |
48 | .resource = i2c_resources2, | |
49 | }; | |
50 | ||
51 | /* See also arch/arm/plat-omap/devices.c for first I2C on 24xx */ | |
52 | static void omap_init_i2c(void) | |
53 | { | |
54 | /* REVISIT: Second I2C not in use on H4? */ | |
55 | if (machine_is_omap_h4()) | |
56 | return; | |
57 | ||
58 | omap_cfg_reg(J15_24XX_I2C2_SCL); | |
59 | omap_cfg_reg(H19_24XX_I2C2_SDA); | |
60 | (void) platform_device_register(&omap_i2c_device2); | |
61 | } | |
62 | ||
63 | #else | |
64 | ||
65 | static void omap_init_i2c(void) {} | |
66 | ||
67 | #endif | |
68 | ||
9b6553cd TL |
69 | #if defined(CONFIG_OMAP_STI) |
70 | ||
71 | #define OMAP2_STI_BASE IO_ADDRESS(0x48068000) | |
72 | #define OMAP2_STI_CHANNEL_BASE 0x54000000 | |
73 | #define OMAP2_STI_IRQ 4 | |
74 | ||
75 | static struct resource sti_resources[] = { | |
76 | { | |
77 | .start = OMAP2_STI_BASE, | |
78 | .end = OMAP2_STI_BASE + 0x7ff, | |
79 | .flags = IORESOURCE_MEM, | |
80 | }, | |
81 | { | |
82 | .start = OMAP2_STI_CHANNEL_BASE, | |
83 | .end = OMAP2_STI_CHANNEL_BASE + SZ_64K - 1, | |
84 | .flags = IORESOURCE_MEM, | |
85 | }, | |
86 | { | |
87 | .start = OMAP2_STI_IRQ, | |
88 | .flags = IORESOURCE_IRQ, | |
89 | } | |
90 | }; | |
91 | ||
92 | static struct platform_device sti_device = { | |
93 | .name = "sti", | |
94 | .id = -1, | |
9b6553cd TL |
95 | .num_resources = ARRAY_SIZE(sti_resources), |
96 | .resource = sti_resources, | |
97 | }; | |
98 | ||
99 | static inline void omap_init_sti(void) | |
100 | { | |
101 | platform_device_register(&sti_device); | |
102 | } | |
103 | #else | |
104 | static inline void omap_init_sti(void) {} | |
105 | #endif | |
106 | ||
ed7eb9d9 JY |
107 | #if defined(CONFIG_SPI_OMAP24XX) |
108 | ||
109 | #include <asm/arch/mcspi.h> | |
110 | ||
111 | #define OMAP2_MCSPI1_BASE 0x48098000 | |
112 | #define OMAP2_MCSPI2_BASE 0x4809a000 | |
113 | ||
114 | /* FIXME: use resources instead */ | |
115 | ||
116 | static struct omap2_mcspi_platform_config omap2_mcspi1_config = { | |
117 | .base = io_p2v(OMAP2_MCSPI1_BASE), | |
118 | .num_cs = 4, | |
119 | }; | |
120 | ||
121 | struct platform_device omap2_mcspi1 = { | |
122 | .name = "omap2_mcspi", | |
123 | .id = 1, | |
124 | .dev = { | |
125 | .platform_data = &omap2_mcspi1_config, | |
126 | }, | |
127 | }; | |
128 | ||
129 | static struct omap2_mcspi_platform_config omap2_mcspi2_config = { | |
130 | .base = io_p2v(OMAP2_MCSPI2_BASE), | |
131 | .num_cs = 2, | |
132 | }; | |
133 | ||
134 | struct platform_device omap2_mcspi2 = { | |
135 | .name = "omap2_mcspi", | |
136 | .id = 2, | |
137 | .dev = { | |
138 | .platform_data = &omap2_mcspi2_config, | |
139 | }, | |
140 | }; | |
141 | ||
142 | static void omap_init_mcspi(void) | |
143 | { | |
144 | platform_device_register(&omap2_mcspi1); | |
145 | platform_device_register(&omap2_mcspi2); | |
146 | } | |
147 | ||
148 | #else | |
149 | static inline void omap_init_mcspi(void) {} | |
150 | #endif | |
151 | ||
1dbae815 TL |
152 | /*-------------------------------------------------------------------------*/ |
153 | ||
154 | static int __init omap2_init_devices(void) | |
155 | { | |
156 | /* please keep these calls, and their implementations above, | |
157 | * in alphabetical order so they're easier to sort through. | |
158 | */ | |
159 | omap_init_i2c(); | |
ed7eb9d9 | 160 | omap_init_mcspi(); |
9b6553cd | 161 | omap_init_sti(); |
1dbae815 TL |
162 | |
163 | return 0; | |
164 | } | |
165 | arch_initcall(omap2_init_devices); | |
166 |