?? devices.c
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/* * linux/arch/arm/mach-omap2/devices.c * * OMAP2 platform device setup/initialization * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. */#include <linux/config.h>#include <linux/module.h>#include <linux/kernel.h>#include <linux/init.h>#include <linux/platform_device.h>#include <asm/hardware.h>#include <asm/io.h>#include <asm/mach-types.h>#include <asm/mach/map.h>#include <asm/arch/tc.h>#include <asm/arch/board.h>#include <asm/arch/mux.h>#include <asm/arch/gpio.h>extern void omap_nop_release(struct device *dev);/*-------------------------------------------------------------------------*/#if defined(CONFIG_I2C_OMAP) || defined(CONFIG_I2C_OMAP_MODULE)#define OMAP2_I2C_BASE2 0x48072000#define OMAP2_I2C_INT2 57static struct resource i2c_resources2[] = { { .start = OMAP2_I2C_BASE2, .end = OMAP2_I2C_BASE2 + 0x3f, .flags = IORESOURCE_MEM, }, { .start = OMAP2_I2C_INT2, .flags = IORESOURCE_IRQ, },};static struct platform_device omap_i2c_device2 = { .name = "i2c_omap", .id = 2, .dev = { .release = omap_nop_release, }, .num_resources = ARRAY_SIZE(i2c_resources2), .resource = i2c_resources2,};/* See also arch/arm/plat-omap/devices.c for first I2C on 24xx */static void omap_init_i2c(void){ /* REVISIT: Second I2C not in use on H4? */ if (machine_is_omap_h4()) return; omap_cfg_reg(J15_24XX_I2C2_SCL); omap_cfg_reg(H19_24XX_I2C2_SDA); (void) platform_device_register(&omap_i2c_device2);}#elsestatic void omap_init_i2c(void) {}#endif/*-------------------------------------------------------------------------*/static int __init omap2_init_devices(void){ /* please keep these calls, and their implementations above, * in alphabetical order so they're easier to sort through. */ omap_init_i2c(); return 0;}arch_initcall(omap2_init_devices);
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