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[qemu.git] / include / hw / i2c / arm_sbcon_i2c.h
1 /*
2  * ARM SBCon two-wire serial bus interface (I2C bitbang)
3  *   a.k.a.
4  * ARM Versatile I2C controller
5  *
6  * Copyright (c) 2006-2007 CodeSourcery.
7  * Copyright (c) 2012 Oskar Andero <[email protected]>
8  * Copyright (C) 2020 Philippe Mathieu-Daudé <[email protected]>
9  *
10  * SPDX-License-Identifier: GPL-2.0-or-later
11  */
12
13 #ifndef HW_I2C_ARM_SBCON_I2C_H
14 #define HW_I2C_ARM_SBCON_I2C_H
15
16 #include "hw/sysbus.h"
17 #include "hw/i2c/bitbang_i2c.h"
18 #include "qom/object.h"
19
20 #define TYPE_VERSATILE_I2C "versatile_i2c"
21 #define TYPE_ARM_SBCON_I2C TYPE_VERSATILE_I2C
22
23 typedef struct ArmSbconI2CState ArmSbconI2CState;
24 DECLARE_INSTANCE_CHECKER(ArmSbconI2CState, ARM_SBCON_I2C,
25                          TYPE_ARM_SBCON_I2C)
26
27 struct ArmSbconI2CState {
28     /*< private >*/
29     SysBusDevice parent_obj;
30     /*< public >*/
31
32     MemoryRegion iomem;
33     bitbang_i2c_interface bitbang;
34     int out;
35     int in;
36 };
37
38 #endif /* HW_I2C_ARM_SBCON_I2C_H */
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