1 /* linux/arch/arm/plat-samsung/dev-i2c6.c
2 *
3 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
4 * http://www.samsung.com/
5 *
6 * S5P series device definition for i2c device 6
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11 */
12
13 #include <linux/gfp.h>
14 #include <linux/kernel.h>
15 #include <linux/string.h>
16 #include <linux/platform_device.h>
17
18 #include <mach/irqs.h>
19 #include <mach/map.h>
20
21 #include <plat/regs-iic.h>
22 #include <plat/iic.h>
23 #include <plat/devs.h>
24 #include <plat/cpu.h>
25
26 static struct resource s3c_i2c_resource[] = {
27 [0] = {
28 .start = S3C_PA_IIC6,
29 .end = S3C_PA_IIC6 + SZ_4K - 1,
30 .flags = IORESOURCE_MEM,
31 },
32 [1] = {
33 .start = IRQ_IIC6,
34 .end = IRQ_IIC6,
35 .flags = IORESOURCE_IRQ,
36 },
37 };
38
39 struct platform_device s3c_device_i2c6 = {
40 .name = "s3c2440-i2c",
41 .id = 6,
42 .num_resources = ARRAY_SIZE(s3c_i2c_resource),
43 .resource = s3c_i2c_resource,
44 };
45
46 static struct s3c2410_platform_i2c default_i2c_data6 __initdata = {
47 .flags = 0,
48 .bus_num = 6,
49 .slave_addr = 0x10,
50 .frequency = 100*1000,
51 .sda_delay = 100,
52 };
53
s3c_i2c6_set_platdata(struct s3c2410_platform_i2c * pd)54 void __init s3c_i2c6_set_platdata(struct s3c2410_platform_i2c *pd)
55 {
56 struct s3c2410_platform_i2c *npd;
57
58 if (!pd)
59 pd = &default_i2c_data6;
60
61 npd = kmemdup(pd, sizeof(struct s3c2410_platform_i2c), GFP_KERNEL);
62 if (!npd)
63 printk(KERN_ERR "%s: no memory for platform data\n", __func__);
64 else if (!npd->cfg_gpio)
65 npd->cfg_gpio = s3c_i2c6_cfg_gpio;
66
67 s3c_device_i2c6.dev.platform_data = npd;
68 }
69