Linux Kernel  3.7.1
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i2c.c
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1 /*
2  * arch/arm/plat-iop/i2c.c
3  *
4  * Author: Nicolas Pitre <[email protected]>
5  * Copyright (C) 2001 MontaVista Software, Inc.
6  * Copyright (C) 2004 Intel Corporation.
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/mm.h>
14 #include <linux/init.h>
15 #include <linux/major.h>
16 #include <linux/fs.h>
17 #include <linux/platform_device.h>
18 #include <linux/serial.h>
19 #include <linux/tty.h>
20 #include <linux/serial_core.h>
21 #include <linux/io.h>
22 #include <asm/pgtable.h>
23 #include <asm/page.h>
24 #include <asm/mach/map.h>
25 #include <asm/setup.h>
26 #include <asm/memory.h>
27 #include <mach/hardware.h>
28 #include <asm/hardware/iop3xx.h>
29 #include <asm/mach/arch.h>
30 
31 #ifdef CONFIG_ARCH_IOP32X
32 #define IRQ_IOP3XX_I2C_0 IRQ_IOP32X_I2C_0
33 #define IRQ_IOP3XX_I2C_1 IRQ_IOP32X_I2C_1
34 #endif
35 #ifdef CONFIG_ARCH_IOP33X
36 #define IRQ_IOP3XX_I2C_0 IRQ_IOP33X_I2C_0
37 #define IRQ_IOP3XX_I2C_1 IRQ_IOP33X_I2C_1
38 #endif
39 
40 static struct resource iop3xx_i2c0_resources[] = {
41  [0] = {
42  .start = 0xfffff680,
43  .end = 0xfffff697,
44  .flags = IORESOURCE_MEM,
45  },
46  [1] = {
47  .start = IRQ_IOP3XX_I2C_0,
48  .end = IRQ_IOP3XX_I2C_0,
49  .flags = IORESOURCE_IRQ,
50  },
51 };
52 
54  .name = "IOP3xx-I2C",
55  .id = 0,
56  .num_resources = 2,
57  .resource = iop3xx_i2c0_resources,
58 };
59 
60 
61 static struct resource iop3xx_i2c1_resources[] = {
62  [0] = {
63  .start = 0xfffff6a0,
64  .end = 0xfffff6b7,
65  .flags = IORESOURCE_MEM,
66  },
67  [1] = {
68  .start = IRQ_IOP3XX_I2C_1,
69  .end = IRQ_IOP3XX_I2C_1,
70  .flags = IORESOURCE_IRQ,
71  }
72 };
73 
75  .name = "IOP3xx-I2C",
76  .id = 1,
77  .num_resources = 2,
78  .resource = iop3xx_i2c1_resources,
79 };