2018-06-26 14:14 GMT+02:00 Andy Shevchenko <andriy.shevche...@linux.intel.com>: > On Tue, 2018-06-26 at 09:41 +0200, Bartosz Golaszewski wrote: >> 2018-06-26 8:22 GMT+02:00 <alanx.chi...@intel.com>: >> > From: "alanx.chiang" <alanx.chi...@intel.com> >> > >> > In at24.c, it uses 8-bit addressing by default. In this patch, >> > add a property address-width that provides a flexible method to >> > pass the information to the driver. >> > >> > alanx.chiang (2): >> > dt-bindings: at24: Add address-width property >> > eeprom: at24: Add support for address-width property >> > >> > Documentation/devicetree/bindings/eeprom/at24.txt | 2 ++ >> > drivers/misc/eeprom/at24.c | 16 >> > ++++++++++++++++ >> > 2 files changed, 18 insertions(+) >> > >> > -- >> > 2.7.4 >> > >> >> What is your use case exactly? Do you have an EEPROM model that's not >> yet supported explicitly in the driver? Why would you need this >> option? > > The current at24 driver has no address width support, thus, reusing same > (allocated) IDs (non-DT case) is hard. >
Every supported compatible has the width already specified in its corresponding chip data. Bart
