| 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 <oskar.andero@gmail.com> |
| 8 | * Copyright (C) 2020 Philippe Mathieu-Daudé |
| 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/core/sysbus.h" |
| 17 | #include "hw/i2c/bitbang_i2c.h" |
| 18 | #include "qom/object.h" |
| 19 | |
| 20 | #define TYPE_ARM_SBCON_I2C "versatile_i2c" |
| 21 | |
| 22 | typedef struct ArmSbconI2CState ArmSbconI2CState; |
| 23 | DECLARE_INSTANCE_CHECKER(ArmSbconI2CState, ARM_SBCON_I2C, TYPE_ARM_SBCON_I2C) |
| 24 | |
| 25 | struct ArmSbconI2CState { |
| 26 | /*< private >*/ |
| 27 | SysBusDevice parent_obj; |
| 28 | /*< public >*/ |
| 29 | |
| 30 | MemoryRegion iomem; |
| 31 | bitbang_i2c_interface bitbang; |
| 32 | int out; |
| 33 | int in; |
| 34 | }; |
| 35 | |
| 36 | #endif /* HW_I2C_ARM_SBCON_I2C_H */ |