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authorJonathan Herman <hermanjl@cs.unc.edu>2013-01-22 10:38:37 -0500
committerJonathan Herman <hermanjl@cs.unc.edu>2013-01-22 10:38:37 -0500
commitfcc9d2e5a6c89d22b8b773a64fb4ad21ac318446 (patch)
treea57612d1888735a2ec7972891b68c1ac5ec8faea /arch/arm/plat-samsung/dev-i2c0.c
parent8dea78da5cee153b8af9c07a2745f6c55057fe12 (diff)
Added missing tegra files.HEADmaster
Diffstat (limited to 'arch/arm/plat-samsung/dev-i2c0.c')
-rw-r--r--arch/arm/plat-samsung/dev-i2c0.c70
1 files changed, 70 insertions, 0 deletions
diff --git a/arch/arm/plat-samsung/dev-i2c0.c b/arch/arm/plat-samsung/dev-i2c0.c
new file mode 100644
index 00000000000..f8251f5098b
--- /dev/null
+++ b/arch/arm/plat-samsung/dev-i2c0.c
@@ -0,0 +1,70 @@
1/* linux/arch/arm/plat-s3c/dev-i2c0.c
2 *
3 * Copyright 2008-2009 Simtec Electronics
4 * Ben Dooks <ben@simtec.co.uk>
5 * http://armlinux.simtec.co.uk/
6 *
7 * S3C series device definition for i2c device 0
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
12*/
13
14#include <linux/gfp.h>
15#include <linux/kernel.h>
16#include <linux/string.h>
17#include <linux/platform_device.h>
18
19#include <mach/irqs.h>
20#include <mach/map.h>
21
22#include <plat/regs-iic.h>
23#include <plat/iic.h>
24#include <plat/devs.h>
25#include <plat/cpu.h>
26
27static struct resource s3c_i2c_resource[] = {
28 [0] = {
29 .start = S3C_PA_IIC,
30 .end = S3C_PA_IIC + SZ_4K - 1,
31 .flags = IORESOURCE_MEM,
32 },
33 [1] = {
34 .start = IRQ_IIC,
35 .end = IRQ_IIC,
36 .flags = IORESOURCE_IRQ,
37 },
38};
39
40struct platform_device s3c_device_i2c0 = {
41 .name = "s3c2410-i2c",
42#ifdef CONFIG_S3C_DEV_I2C1
43 .id = 0,
44#else
45 .id = -1,
46#endif
47 .num_resources = ARRAY_SIZE(s3c_i2c_resource),
48 .resource = s3c_i2c_resource,
49};
50
51struct s3c2410_platform_i2c default_i2c_data __initdata = {
52 .flags = 0,
53 .slave_addr = 0x10,
54 .frequency = 100*1000,
55 .sda_delay = 100,
56};
57
58void __init s3c_i2c0_set_platdata(struct s3c2410_platform_i2c *pd)
59{
60 struct s3c2410_platform_i2c *npd;
61
62 if (!pd)
63 pd = &default_i2c_data;
64
65 npd = s3c_set_platdata(pd, sizeof(struct s3c2410_platform_i2c),
66 &s3c_device_i2c0);
67
68 if (!npd->cfg_gpio)
69 npd->cfg_gpio = s3c_i2c0_cfg_gpio;
70}