| /* linux/arch/arm/plat-s3c/dev-i2c0.c |
| * |
| * Copyright 2008-2009 Simtec Electronics |
| * Ben Dooks <ben@simtec.co.uk> |
| * http://armlinux.simtec.co.uk/ |
| * |
| * S3C series device definition for i2c device 0 |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| */ |
| |
| #include <linux/kernel.h> |
| #include <linux/string.h> |
| #include <linux/platform_device.h> |
| |
| #include <mach/irqs.h> |
| #include <mach/map.h> |
| |
| #include <plat/regs-iic.h> |
| #include <plat/iic.h> |
| #include <plat/devs.h> |
| #include <plat/cpu.h> |
| |
| static struct resource s3c_i2c_resource[] = { |
| [0] = { |
| .start = S3C_PA_IIC, |
| .end = S3C_PA_IIC + SZ_4K - 1, |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = IRQ_IIC, |
| .end = IRQ_IIC, |
| .flags = IORESOURCE_IRQ, |
| }, |
| }; |
| |
| struct platform_device s3c_device_i2c0 = { |
| .name = "s3c2410-i2c", |
| #ifdef CONFIG_S3C_DEV_I2C1 |
| .id = 0, |
| #else |
| .id = -1, |
| #endif |
| .num_resources = ARRAY_SIZE(s3c_i2c_resource), |
| .resource = s3c_i2c_resource, |
| }; |
| |
| static struct s3c2410_platform_i2c default_i2c_data0 __initdata = { |
| .flags = 0, |
| .slave_addr = 0x10, |
| .frequency = 100*1000, |
| .sda_delay = 100, |
| }; |
| |
| void __init s3c_i2c0_set_platdata(struct s3c2410_platform_i2c *pd) |
| { |
| struct s3c2410_platform_i2c *npd; |
| |
| if (!pd) |
| pd = &default_i2c_data0; |
| |
| npd = kmemdup(pd, sizeof(struct s3c2410_platform_i2c), GFP_KERNEL); |
| if (!npd) |
| printk(KERN_ERR "%s: no memory for platform data\n", __func__); |
| else if (!npd->cfg_gpio) |
| npd->cfg_gpio = s3c_i2c0_cfg_gpio; |
| |
| s3c_device_i2c0.dev.platform_data = npd; |
| } |