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Diffstat (limited to 'board/freescale/common/i2c_common.h')
| -rw-r--r-- | board/freescale/common/i2c_common.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/board/freescale/common/i2c_common.h b/board/freescale/common/i2c_common.h new file mode 100644 index 0000000000..840ad66183 --- /dev/null +++ b/board/freescale/common/i2c_common.h @@ -0,0 +1,30 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright 2014 Freescale Semiconductor, Inc. + * Copyright 2020-21 NXP + * Copyright 2021 Microsoft Corporation + */ + +#ifndef __NXP_I2C_COMMON_H__ +#define __NXP_I2C_COMMON_H__ + +/* Common functionality shared by the I2C drivers for VID and the mux. */ +#ifdef CONFIG_DM_I2C +#define DEVICE_HANDLE_T struct udevice * + +#define I2C_READ(dev, register, data, length) \ + dm_i2c_read(dev, register, data, length) +#define I2C_WRITE(dev, register, data, length) \ + dm_i2c_write(dev, register, data, length) +#else +#define DEVICE_HANDLE_T int + +#define I2C_READ(dev, register, data, length) \ + i2c_read(dev, register, 1, data, length) +#define I2C_WRITE(dev, register, data, length) \ + i2c_write(dev, register, 1, data, length) +#endif + +int fsl_i2c_get_device(int address, int bus, DEVICE_HANDLE_T *dev); + +#endif |