| 1 | /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */ |
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| 2 | /* |
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| 3 | * Mellanox I2C multiplexer support in CPLD |
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| 4 | * |
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| 5 | * Copyright (C) 2016-2020 Mellanox Technologies |
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| 6 | */ |
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| 7 | |
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| 8 | #ifndef _LINUX_I2C_MLXCPLD_H |
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| 9 | #define _LINUX_I2C_MLXCPLD_H |
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| 10 | |
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| 11 | /* Platform data for the CPLD I2C multiplexers */ |
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| 12 | |
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| 13 | /* mlxcpld_mux_plat_data - per mux data, used with i2c_register_board_info |
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| 14 | * @chan_ids - channels array |
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| 15 | * @num_adaps - number of adapters |
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| 16 | * @sel_reg_addr - mux select register offset in CPLD space |
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| 17 | * @reg_size: register size in bytes |
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| 18 | * @handle: handle to be passed by callback |
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| 19 | * @completion_notify: callback to notify when all the adapters are created |
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| 20 | */ |
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| 21 | struct mlxcpld_mux_plat_data { |
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| 22 | int *chan_ids; |
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| 23 | int num_adaps; |
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| 24 | int sel_reg_addr; |
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| 25 | u8 reg_size; |
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| 26 | void *handle; |
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| 27 | int (*completion_notify)(void *handle, struct i2c_adapter *parent, |
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| 28 | struct i2c_adapter *adapters[]); |
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| 29 | }; |
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| 30 | |
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| 31 | #endif /* _LINUX_I2C_MLXCPLD_H */ |
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| 32 | |
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