From: "Albrecht Dreß" <albrecht.dress@arcor.de>
To: Linux PPC Development <linuxppc-dev@ozlabs.org>,
Devicetree Discussions <devicetree-discuss@lists.ozlabs.org>,
"Ben Dooks (embedded platforms)" <ben-linux@fluff.org>
Subject: [PATCH/RFC 2/2] 5200: improve i2c bus error recovery
Date: Fri, 22 Jan 2010 21:18:22 +0100 [thread overview]
Message-ID: <1264191502.2224.2@antares> (raw)
Make the I2C adapter timeout configurable through a Device Tree property
which gives the timeout in microseconds.
Signed-off-by: Albrecht Dre=DF <albrecht.dress@arcor.de>
---
--- linux-2.6.32-orig/Documentation/powerpc/dts-bindings/fsl/i2c.txt 2009-1=
2-03 04:51:21.000000000 +0100
+++ linux-2.6.32/Documentation/powerpc/dts-bindings/fsl/i2c.txt 2010-01-22 =
16:04:56.000000000 +0100
@@ -21,6 +21,7 @@
- fsl,preserve-clocking : boolean; if defined, the clock settings
from the bootloader are preserved (not touched).
- clock-frequency : desired I2C bus clock frequency in Hz.
+ - timeout : I2C timeout in microseconds.
=20
Examples :
=20
next reply other threads:[~2010-01-22 20:25 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-22 20:18 Albrecht Dreß [this message]
2010-01-25 7:55 ` [PATCH/RFC 2/2] 5200: improve i2c bus error recovery Wolfgang Grandegger
2010-01-25 20:26 ` Albrecht Dreß
2010-01-26 7:33 ` Wolfgang Grandegger
2010-02-16 19:33 ` Grant Likely
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