120142019SSimon Glass /* 220142019SSimon Glass * Copyright (c) 2014 Google, Inc 320142019SSimon Glass * 420142019SSimon Glass * SPDX-License-Identifier: GPL-2.0+ 520142019SSimon Glass */ 620142019SSimon Glass 720142019SSimon Glass #include <common.h> 8*ee5ee876SMasahiro Yamada #include <linux/err.h> 920142019SSimon Glass #include <dm.h> 1020142019SSimon Glass #include <i2c.h> 1120142019SSimon Glass #include <i2c_eeprom.h> 1220142019SSimon Glass 1320142019SSimon Glass static int i2c_eeprom_read(struct udevice *dev, int offset, uint8_t *buf, 1420142019SSimon Glass int size) 1520142019SSimon Glass { 1620142019SSimon Glass return -ENODEV; 1720142019SSimon Glass } 1820142019SSimon Glass 1920142019SSimon Glass static int i2c_eeprom_write(struct udevice *dev, int offset, 2020142019SSimon Glass const uint8_t *buf, int size) 2120142019SSimon Glass { 2220142019SSimon Glass return -ENODEV; 2320142019SSimon Glass } 2420142019SSimon Glass 2520142019SSimon Glass struct i2c_eeprom_ops i2c_eeprom_std_ops = { 2620142019SSimon Glass .read = i2c_eeprom_read, 2720142019SSimon Glass .write = i2c_eeprom_write, 2820142019SSimon Glass }; 2920142019SSimon Glass 3020142019SSimon Glass int i2c_eeprom_std_probe(struct udevice *dev) 3120142019SSimon Glass { 3220142019SSimon Glass return 0; 3320142019SSimon Glass } 3420142019SSimon Glass 3520142019SSimon Glass static const struct udevice_id i2c_eeprom_std_ids[] = { 3620142019SSimon Glass { .compatible = "i2c-eeprom" }, 3720142019SSimon Glass { } 3820142019SSimon Glass }; 3920142019SSimon Glass 4020142019SSimon Glass U_BOOT_DRIVER(i2c_eeprom_std) = { 4120142019SSimon Glass .name = "i2c_eeprom", 4220142019SSimon Glass .id = UCLASS_I2C_EEPROM, 4320142019SSimon Glass .of_match = i2c_eeprom_std_ids, 4420142019SSimon Glass .probe = i2c_eeprom_std_probe, 4520142019SSimon Glass .priv_auto_alloc_size = sizeof(struct i2c_eeprom), 4620142019SSimon Glass .ops = &i2c_eeprom_std_ops, 4720142019SSimon Glass }; 4820142019SSimon Glass 4920142019SSimon Glass UCLASS_DRIVER(i2c_eeprom) = { 5020142019SSimon Glass .id = UCLASS_I2C_EEPROM, 5120142019SSimon Glass .name = "i2c_eeprom", 5220142019SSimon Glass }; 53