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 <mach/hardware.h>
19 #include <asm/mach-types.h>
20 #include <asm/mach/map.h>
23 #include <mach/board.h>
25 #include <mach/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_MBOX_FWK) || defined(CONFIG_OMAP_MBOX_FWK_MODULE)
73 #define MBOX_REG_SIZE 0x120
75 static struct resource omap2_mbox_resources[] = {
77 .start = OMAP24XX_MAILBOX_BASE,
78 .end = OMAP24XX_MAILBOX_BASE + MBOX_REG_SIZE - 1,
79 .flags = IORESOURCE_MEM,
82 .start = INT_24XX_MAIL_U0_MPU,
83 .flags = IORESOURCE_IRQ,
86 .start = INT_24XX_MAIL_U3_MPU,
87 .flags = IORESOURCE_IRQ,
91 static struct resource omap3_mbox_resources[] = {
93 .start = OMAP34XX_MAILBOX_BASE,
94 .end = OMAP34XX_MAILBOX_BASE + MBOX_REG_SIZE - 1,
95 .flags = IORESOURCE_MEM,
98 .start = INT_34XX_MAIL_U0_MPU,
99 .flags = IORESOURCE_IRQ,
103 static struct platform_device mbox_device = {
108 static inline void omap_init_mbox(void)
110 if (cpu_is_omap2420()) {
111 mbox_device.num_resources = ARRAY_SIZE(omap2_mbox_resources);
112 mbox_device.resource = omap2_mbox_resources;
113 } else if (cpu_is_omap3430()) {
114 mbox_device.num_resources = ARRAY_SIZE(omap3_mbox_resources);
115 mbox_device.resource = omap3_mbox_resources;
119 platform_device_register(&mbox_device);
122 static inline void omap_init_mbox(void) { }
123 #endif /* CONFIG_OMAP_MBOX_FWK */
125 #if defined(CONFIG_OMAP_STI)
127 #define OMAP2_STI_BASE IO_ADDRESS(0x48068000)
128 #define OMAP2_STI_CHANNEL_BASE 0x54000000
129 #define OMAP2_STI_IRQ 4
131 static struct resource sti_resources[] = {
133 .start = OMAP2_STI_BASE,
134 .end = OMAP2_STI_BASE + 0x7ff,
135 .flags = IORESOURCE_MEM,
138 .start = OMAP2_STI_CHANNEL_BASE,
139 .end = OMAP2_STI_CHANNEL_BASE + SZ_64K - 1,
140 .flags = IORESOURCE_MEM,
143 .start = OMAP2_STI_IRQ,
144 .flags = IORESOURCE_IRQ,
148 static struct platform_device sti_device = {
151 .num_resources = ARRAY_SIZE(sti_resources),
152 .resource = sti_resources,
155 static inline void omap_init_sti(void)
157 platform_device_register(&sti_device);
160 static inline void omap_init_sti(void) {}
163 #if defined(CONFIG_SPI_OMAP24XX)
165 #include <mach/mcspi.h>
167 #define OMAP2_MCSPI1_BASE 0x48098000
168 #define OMAP2_MCSPI2_BASE 0x4809a000
170 static struct omap2_mcspi_platform_config omap2_mcspi1_config = {
174 static struct resource omap2_mcspi1_resources[] = {
176 .start = OMAP2_MCSPI1_BASE,
177 .end = OMAP2_MCSPI1_BASE + 0xff,
178 .flags = IORESOURCE_MEM,
182 struct platform_device omap2_mcspi1 = {
183 .name = "omap2_mcspi",
185 .num_resources = ARRAY_SIZE(omap2_mcspi1_resources),
186 .resource = omap2_mcspi1_resources,
188 .platform_data = &omap2_mcspi1_config,
192 static struct omap2_mcspi_platform_config omap2_mcspi2_config = {
196 static struct resource omap2_mcspi2_resources[] = {
198 .start = OMAP2_MCSPI2_BASE,
199 .end = OMAP2_MCSPI2_BASE + 0xff,
200 .flags = IORESOURCE_MEM,
204 struct platform_device omap2_mcspi2 = {
205 .name = "omap2_mcspi",
207 .num_resources = ARRAY_SIZE(omap2_mcspi2_resources),
208 .resource = omap2_mcspi2_resources,
210 .platform_data = &omap2_mcspi2_config,
214 static void omap_init_mcspi(void)
216 platform_device_register(&omap2_mcspi1);
217 platform_device_register(&omap2_mcspi2);
221 static inline void omap_init_mcspi(void) {}
224 /*-------------------------------------------------------------------------*/
226 static int __init omap2_init_devices(void)
228 /* please keep these calls, and their implementations above,
229 * in alphabetical order so they're easier to sort through.
238 arch_initcall(omap2_init_devices);