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authorLinus Torvalds <torvalds@linux-foundation.org>2010-05-25 15:06:33 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-25 15:06:33 -0400
commitec96e2fe954c23a54bfdf2673437a39e193a1822 (patch)
treee4041c68ef20a3337c56aefc8db785156307edd1 /arch/arm/plat-samsung/dev-i2c2.c
parent8e9815a0f8882aaa68645b001bb7538db8886802 (diff)
parentf949c0edd84101bfd30b3e7389c1a12b067e561d (diff)
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (103 commits) ARM: 6141/1: Add audio support part in arch/arm/mach-w90x900 ARM: 5939/1: ARM: Add option CMDLINE_FORCE to force usage of the in-kernel cmdline ARM: 6140/1: silence a bogus sparse warning in unwind.c ARM: mach-at91: duplicated include ARM: arch/arm/nwfpe/fpsr.h: Checkpatch cleanup ARM: arch/arm/mach-shark/pci.c: Checkpatch cleanup ARM: arch/arm/nwfpe/ChangeLog: Checkpatch cleanup ARM: arch/arm/mach-sa1100/leds.c: Checkpatch cleanup ARM: arch/arm/mach-h720x/common.h: Checkpatch cleanup ARM: arch/arm/mach-footbridge/ebsa285-pci.c: Checkpatch cleanup ARM: arch/arm/mach-clps711x/Makefile.boot: Checkpatch cleanup ARM: arch/arm/boot/bootp/bootp.lds: Checkpatch cleanup ARM: SPEAR6xx: remove duplicated #include ARM: s3c6400_defconfig: Add NAND driver ARM: s3c6400_defconfig: enable sound as modules ARM: s3c6400_defconfig: enable power management ARM: s5pv210_defconfig: Update s5pv210_defconfig to v2.6.34 ARM: s5pc110_defconfig: Update s5pc110_defconfig to v2.6.34 ARM: s5p6442_defconfig: Update s5p6442_defconfig to v2.6.34 ARM: s5p6440_defconfig: Update s5p6440_defconfig to v2.6.34 ...
Diffstat (limited to 'arch/arm/plat-samsung/dev-i2c2.c')
-rw-r--r--arch/arm/plat-samsung/dev-i2c2.c70
1 files changed, 70 insertions, 0 deletions
diff --git a/arch/arm/plat-samsung/dev-i2c2.c b/arch/arm/plat-samsung/dev-i2c2.c
new file mode 100644
index 000000000000..07036dee09e7
--- /dev/null
+++ b/arch/arm/plat-samsung/dev-i2c2.c
@@ -0,0 +1,70 @@
1/* linux/arch/arm/plat-s3c/dev-i2c2.c
2 *
3 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
4 * http://www.samsung.com/
5 *
6 * S3C series device definition for i2c device 2
7 *
8 * Based on plat-samsung/dev-i2c0.c
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
13*/
14
15#include <linux/gfp.h>
16#include <linux/kernel.h>
17#include <linux/string.h>
18#include <linux/platform_device.h>
19
20#include <mach/irqs.h>
21#include <mach/map.h>
22
23#include <plat/regs-iic.h>
24#include <plat/iic.h>
25#include <plat/devs.h>
26#include <plat/cpu.h>
27
28static struct resource s3c_i2c_resource[] = {
29 [0] = {
30 .start = S3C_PA_IIC2,
31 .end = S3C_PA_IIC2 + SZ_4K - 1,
32 .flags = IORESOURCE_MEM,
33 },
34 [1] = {
35 .start = IRQ_CAN0,
36 .end = IRQ_CAN0,
37 .flags = IORESOURCE_IRQ,
38 },
39};
40
41struct platform_device s3c_device_i2c2 = {
42 .name = "s3c2410-i2c",
43 .id = 2,
44 .num_resources = ARRAY_SIZE(s3c_i2c_resource),
45 .resource = s3c_i2c_resource,
46};
47
48static struct s3c2410_platform_i2c default_i2c_data2 __initdata = {
49 .flags = 0,
50 .bus_num = 2,
51 .slave_addr = 0x10,
52 .frequency = 100*1000,
53 .sda_delay = 100,
54};
55
56void __init s3c_i2c2_set_platdata(struct s3c2410_platform_i2c *pd)
57{
58 struct s3c2410_platform_i2c *npd;
59
60 if (!pd)
61 pd = &default_i2c_data2;
62
63 npd = kmemdup(pd, sizeof(struct s3c2410_platform_i2c), GFP_KERNEL);
64 if (!npd)
65 printk(KERN_ERR "%s: no memory for platform data\n", __func__);
66 else if (!npd->cfg_gpio)
67 npd->cfg_gpio = s3c_i2c2_cfg_gpio;
68
69 s3c_device_i2c2.dev.platform_data = npd;
70}