From: Segher Boessenkool <segher@kernel.crashing.org>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: linuxppc-dev@ozlabs.org, Paul Mackerras <paulus@samba.org>,
Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Subject: Re: [PATCH] powerpc: Add of_register_i2c_devices()
Date: Tue, 3 Jul 2007 14:33:34 +0200 [thread overview]
Message-ID: <4ebbe79e6b5cda8080707d60e1fe65e8@kernel.crashing.org> (raw)
In-Reply-To: <1183423369.10386.49.camel@localhost.localdomain>
>>> + addr = of_get_property(node, "reg", &len);
>>> + if (!addr || len < sizeof(int) || *addr > 0xffff)
>>> + continue;
>>
>> Addresses aren't 16 bit AFAIK?
>
> Some i2c busses support 10 bits addressing...
All I2C busses. All I2C devices, too, it's just that
not all of them can decode 10-bit addresses (but they
are fine with seeing those on the bus, they'll just
never be addressed by it themselves).
Anyway, my point was that 10 isn't the same as 16.
Segher
prev parent reply other threads:[~2007-07-03 12:34 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-29 19:20 [PATCH] powerpc: Add of_register_i2c_devices() Guennadi Liakhovetski
2007-07-01 23:36 ` Kumar Gala
2007-07-02 11:56 ` Segher Boessenkool
2007-07-02 12:03 ` Segher Boessenkool
2007-07-02 20:11 ` Guennadi Liakhovetski
2007-07-02 22:46 ` Scott Wood
2007-07-02 23:10 ` Segher Boessenkool
2007-07-02 23:06 ` Segher Boessenkool
2007-07-03 22:34 ` Guennadi Liakhovetski
2007-07-03 23:02 ` Segher Boessenkool
2007-07-04 5:28 ` Guennadi Liakhovetski
2007-07-04 12:19 ` Segher Boessenkool
2007-07-04 17:50 ` Guennadi Liakhovetski
2007-07-17 22:17 ` Guennadi Liakhovetski
2007-07-19 15:32 ` Segher Boessenkool
2007-07-19 22:07 ` Guennadi Liakhovetski
2007-07-20 7:26 ` Segher Boessenkool
2007-07-20 20:26 ` Guennadi Liakhovetski
2007-07-31 22:55 ` Segher Boessenkool
2007-08-01 5:41 ` Guennadi Liakhovetski
2007-08-01 8:18 ` Segher Boessenkool
2007-08-01 20:36 ` Guennadi Liakhovetski
2007-08-01 20:42 ` Scott Wood
2007-08-07 22:32 ` [PATCH] powerpc: fix i2c device string format Guennadi Liakhovetski
2007-08-09 19:45 ` Segher Boessenkool
2007-08-09 20:46 ` Guennadi Liakhovetski
2007-08-10 17:44 ` Segher Boessenkool
2007-08-15 6:23 ` Paul Mackerras
2007-08-15 19:15 ` Guennadi Liakhovetski
2007-08-15 21:29 ` Scott Wood
2007-08-15 22:23 ` Guennadi Liakhovetski
2007-08-16 0:36 ` Stephen Rothwell
2007-07-03 0:42 ` [PATCH] powerpc: Add of_register_i2c_devices() Benjamin Herrenschmidt
2007-07-03 12:33 ` Segher Boessenkool [this message]
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