+struct i2c_eeprom_partition {
+ u32 offset;
+ u32 size;
+};
+
+static int i2c_eeprom_partition_probe(struct udevice *dev)
+{
+ return 0;
+}
+
+static int i2c_eeprom_partition_ofdata_to_platdata(struct udevice *dev)
+{
+ struct i2c_eeprom_partition *priv = dev_get_priv(dev);
+ u32 reg[2];
+ int ret;
+
+ ret = dev_read_u32_array(dev, "reg", reg, 2);
+ if (ret)
+ return ret;
+
+ if (!reg[1])
+ return -EINVAL;
+
+ priv->offset = reg[0];
+ priv->size = reg[1];
+
+ debug("%s: base %x, size %x\n", __func__, priv->offset, priv->size);
+
+ return 0;
+}
+
+static int i2c_eeprom_partition_read(struct udevice *dev, int offset,
+ u8 *buf, int size)
+{
+ struct i2c_eeprom_partition *priv = dev_get_priv(dev);
+ struct udevice *parent = dev_get_parent(dev);
+
+ if (!parent)
+ return -ENODEV;
+ if (offset + size > priv->size)
+ return -EINVAL;
+
+ return i2c_eeprom_read(parent, offset + priv->offset, buf, size);
+}
+
+static int i2c_eeprom_partition_write(struct udevice *dev, int offset,
+ const u8 *buf, int size)
+{
+ struct i2c_eeprom_partition *priv = dev_get_priv(dev);
+ struct udevice *parent = dev_get_parent(dev);
+
+ if (!parent)
+ return -ENODEV;
+ if (offset + size > priv->size)
+ return -EINVAL;
+
+ return i2c_eeprom_write(parent, offset + priv->offset, (uint8_t *)buf,
+ size);
+}
+
+static int i2c_eeprom_partition_size(struct udevice *dev)
+{
+ struct i2c_eeprom_partition *priv = dev_get_priv(dev);
+
+ return priv->size;
+}
+
+static const struct i2c_eeprom_ops i2c_eeprom_partition_ops = {
+ .read = i2c_eeprom_partition_read,
+ .write = i2c_eeprom_partition_write,
+ .size = i2c_eeprom_partition_size,
+};
+
+U_BOOT_DRIVER(i2c_eeprom_partition) = {
+ .name = "i2c_eeprom_partition",
+ .id = UCLASS_I2C_EEPROM,
+ .probe = i2c_eeprom_partition_probe,
+ .ofdata_to_platdata = i2c_eeprom_partition_ofdata_to_platdata,
+ .priv_auto_alloc_size = sizeof(struct i2c_eeprom_partition),
+ .ops = &i2c_eeprom_partition_ops,
+};
+