> Just an other dumb question: as I mentioned, the driver is loaded even if no > chip is attached to the i2c bus. Wouldn't it make sense to check if the chip > is there (e.g. by reading the first byte), and eject with ENODEV if it isn't? That would be part of a detect-callback. In probe() the device is already considered to be present. But you can instantiate devices at runtime if you want to add the eeprom dynamically (Documentation/i2c/instantiating-devices) Regards, Wolfram -- Pengutronix e.K. | Wolfram Sang | Industrial Linux Solutions | http://www.pengutronix.de/ |
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