2 * linux/arch/arm/mach-omap2/devices.c
4 * OMAP2 platform device setup/initialization
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.
12 #include <linux/module.h>
13 #include <linux/kernel.h>
14 #include <linux/init.h>
15 #include <linux/platform_device.h>
17 #include <asm/hardware.h>
19 #include <asm/mach-types.h>
20 #include <asm/mach/map.h>
22 #include <asm/arch/tc.h>
23 #include <asm/arch/board.h>
24 #include <asm/arch/mux.h>
25 #include <asm/arch/gpio.h>
27 #if defined(CONFIG_I2C_OMAP) || defined(CONFIG_I2C_OMAP_MODULE)
29 #define OMAP2_I2C_BASE2 0x48072000
30 #define OMAP2_I2C_INT2 57
32 static struct resource i2c_resources2[] = {
34 .start = OMAP2_I2C_BASE2,
35 .end = OMAP2_I2C_BASE2 + 0x3f,
36 .flags = IORESOURCE_MEM,
39 .start = OMAP2_I2C_INT2,
40 .flags = IORESOURCE_IRQ,
44 static struct platform_device omap_i2c_device2 = {
47 .num_resources = ARRAY_SIZE(i2c_resources2),
48 .resource = i2c_resources2,
51 /* See also arch/arm/plat-omap/devices.c for first I2C on 24xx */
52 static void omap_init_i2c(void)
54 /* REVISIT: Second I2C not in use on H4? */
55 if (machine_is_omap_h4())
58 if (!cpu_is_omap2430()) {
59 omap_cfg_reg(J15_24XX_I2C2_SCL);
60 omap_cfg_reg(H19_24XX_I2C2_SDA);
62 (void) platform_device_register(&omap_i2c_device2);
67 static void omap_init_i2c(void) {}
71 #if defined(CONFIG_OMAP_STI)
73 #define OMAP2_STI_BASE IO_ADDRESS(0x48068000)
74 #define OMAP2_STI_CHANNEL_BASE 0x54000000
75 #define OMAP2_STI_IRQ 4
77 static struct resource sti_resources[] = {
79 .start = OMAP2_STI_BASE,
80 .end = OMAP2_STI_BASE + 0x7ff,
81 .flags = IORESOURCE_MEM,
84 .start = OMAP2_STI_CHANNEL_BASE,
85 .end = OMAP2_STI_CHANNEL_BASE + SZ_64K - 1,
86 .flags = IORESOURCE_MEM,
89 .start = OMAP2_STI_IRQ,
90 .flags = IORESOURCE_IRQ,
94 static struct platform_device sti_device = {
97 .num_resources = ARRAY_SIZE(sti_resources),
98 .resource = sti_resources,
101 static inline void omap_init_sti(void)
103 platform_device_register(&sti_device);
106 static inline void omap_init_sti(void) {}
109 #if defined(CONFIG_SPI_OMAP24XX)
111 #include <asm/arch/mcspi.h>
113 #define OMAP2_MCSPI1_BASE 0x48098000
114 #define OMAP2_MCSPI2_BASE 0x4809a000
116 /* FIXME: use resources instead */
118 static struct omap2_mcspi_platform_config omap2_mcspi1_config = {
119 .base = io_p2v(OMAP2_MCSPI1_BASE),
123 struct platform_device omap2_mcspi1 = {
124 .name = "omap2_mcspi",
127 .platform_data = &omap2_mcspi1_config,
131 static struct omap2_mcspi_platform_config omap2_mcspi2_config = {
132 .base = io_p2v(OMAP2_MCSPI2_BASE),
136 struct platform_device omap2_mcspi2 = {
137 .name = "omap2_mcspi",
140 .platform_data = &omap2_mcspi2_config,
144 static void omap_init_mcspi(void)
146 platform_device_register(&omap2_mcspi1);
147 platform_device_register(&omap2_mcspi2);
151 static inline void omap_init_mcspi(void) {}
154 /*-------------------------------------------------------------------------*/
156 static int __init omap2_init_devices(void)
158 /* please keep these calls, and their implementations above,
159 * in alphabetical order so they're easier to sort through.
167 arch_initcall(omap2_init_devices);