On Mon, Aug 10, 2015 at 03:17:03PM +0200, Geert Uytterhoeven wrote: > Hi Wolfram, > > On Sat, Aug 8, 2015 at 10:33 PM, Wolfram Sang <wsa@xxxxxxxxxxxxx> wrote: > > diff --git a/Documentation/i2c/slave-interface b/Documentation/i2c/slave-interface > > index 2dee4e2d62df19..61ed05cd95317f 100644 > > --- a/Documentation/i2c/slave-interface > > +++ b/Documentation/i2c/slave-interface > > @@ -31,10 +31,13 @@ User manual > > =========== > > > > I2C slave backends behave like standard I2C clients. So, you can instantiate > > -them as described in the document 'instantiating-devices'. A quick example for > > -instantiating the slave-eeprom driver from userspace at address 0x64 on bus 1: > > +them as described in the document 'instantiating-devices'. The only difference > > +is that i2c slave backends have their own address space. So, you have to add > > +0x1000 to the address you would originally request. An example for > > +instantiating the slave-eeprom driver from userspace at the 7 bit address 0x64 > > +on bus 1: > > > > - # echo slave-24c02 0x64 > /sys/bus/i2c/devices/i2c-1/new_device > > + # echo slave-24c02 0x1064 > /sys/bus/i2c/devices/i2c-1/new_device > > Does 0x64 still work? It's an ABI since v4.1. Yes, you'll see the warning from patch 9.
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