Messages in this thread | | | Date | Mon, 6 Jun 2011 10:00:45 +0200 | From | Anatolij Gustschin <> | Subject | Re: [PATCH 1/2] misc/eeprom: add driver for 93xx46 EEPROMs over GPIO |
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On Wed, 25 May 2011 10:31:46 +0100 Jonathan Cameron <jic23@cam.ac.uk> wrote:
> On 05/24/11 17:02, Anatolij Gustschin wrote: > > 93xx46 EEPROMs can be connected using GPIO lines. Add a generic > > 93xx46 EEPROM driver using common GPIO API for such configurations. > > A platform is supposed to register appropriate 93xx46 gpio device > > providing GPIO interface description and using this driver > > read/write/erase access to the EEPROM chip can be easily done > > over sysfs files. > Could you explain why this makes more sense than an spi driver and > use of spi_gpio ? > > It's microwire compatible according to random google provided datasheet, > which iirc is a particular form of spi (half duplex, spi mode 0 according > to wikipedia) > > That would give us a more generally useful driver.
Reworked the driver to be an spi driver using spi_gpio so it is more generally useful driver now. spi_gpio driver needs some fixes, though. I'll submit the new driver soon.
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