1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * Simple MFD - I2C 4 * 5 * Author: Lee Jones <lee.jones@linaro.org> 6 * 7 * This driver creates a single register map with the intention for it to be 8 * shared by all sub-devices. Children can use their parent's device structure 9 * (dev.parent) in order to reference it. 10 * 11 * This driver creates a single register map with the intention for it to be 12 * shared by all sub-devices. Children can use their parent's device structure 13 * (dev.parent) in order to reference it. 14 * 15 * Once the register map has been successfully initialised, any sub-devices 16 * represented by child nodes in Device Tree or via the MFD cells in the 17 * associated C file will be subsequently registered. 18 */ 19 20 #ifndef __MFD_SIMPLE_MFD_I2C_H 21 #define __MFD_SIMPLE_MFD_I2C_H 22 23 #include <linux/mfd/core.h> 24 #include <linux/regmap.h> 25 26 struct simple_mfd_data { 27 const struct regmap_config *regmap_config; 28 const struct mfd_cell *mfd_cell; 29 size_t mfd_cell_size; 30 }; 31 32 #endif /* __MFD_SIMPLE_MFD_I2C_H */ 33