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-rw-r--r--arch/arm/mach-omap2/devices.c89
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diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
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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
12#include <linux/config.h>
13#include <linux/module.h>
14#include <linux/kernel.h>
15#include <linux/init.h>
16#include <linux/platform_device.h>
17
18#include <asm/hardware.h>
19#include <asm/io.h>
20#include <asm/mach-types.h>
21#include <asm/mach/map.h>
22
23#include <asm/arch/tc.h>
24#include <asm/arch/board.h>
25#include <asm/arch/mux.h>
26#include <asm/arch/gpio.h>
27
28extern void omap_nop_release(struct device *dev);
29
30/*-------------------------------------------------------------------------*/
31
32#if defined(CONFIG_I2C_OMAP) || defined(CONFIG_I2C_OMAP_MODULE)
33
34#define OMAP2_I2C_BASE2 0x48072000
35#define OMAP2_I2C_INT2 57
36
37static struct resource i2c_resources2[] = {
38 {
39 .start = OMAP2_I2C_BASE2,
40 .end = OMAP2_I2C_BASE2 + 0x3f,
41 .flags = IORESOURCE_MEM,
42 },
43 {
44 .start = OMAP2_I2C_INT2,
45 .flags = IORESOURCE_IRQ,
46 },
47};
48
49static struct platform_device omap_i2c_device2 = {
50 .name = "i2c_omap",
51 .id = 2,
52 .dev = {
53 .release = omap_nop_release,
54 },
55 .num_resources = ARRAY_SIZE(i2c_resources2),
56 .resource = i2c_resources2,
57};
58
59/* See also arch/arm/plat-omap/devices.c for first I2C on 24xx */
60static void omap_init_i2c(void)
61{
62 /* REVISIT: Second I2C not in use on H4? */
63 if (machine_is_omap_h4())
64 return;
65
66 omap_cfg_reg(J15_24XX_I2C2_SCL);
67 omap_cfg_reg(H19_24XX_I2C2_SDA);
68 (void) platform_device_register(&omap_i2c_device2);
69}
70
71#else
72
73static void omap_init_i2c(void) {}
74
75#endif
76
77/*-------------------------------------------------------------------------*/
78
79static int __init omap2_init_devices(void)
80{
81 /* please keep these calls, and their implementations above,
82 * in alphabetical order so they're easier to sort through.
83 */
84 omap_init_i2c();
85
86 return 0;
87}
88arch_initcall(omap2_init_devices);
89