Thread (1 message) 1 message, 1 author, 2012-01-24

Re: [RFC PATCH 5/7] ARM: davinci: i2c: add OF support

From: Heiko Schocher <hidden>
Date: 2012-01-24 07:18:28
Also in: linux-arm-kernel, linux-i2c

Hello Sylwester,

Sylwester Nawrocki wrote:
Hello,

On 01/23/2012 09:56 AM, Heiko Schocher wrote:
quoted
add of support for the davinci i2c driver.

Signed-off-by: Heiko Schocher<redacted>
Cc: davinci-linux-open-source-VycZQUHpC/PFrsHnngEfi1aTQe2KTcn/@public.gmane.org
Cc: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Cc: devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org
Cc: linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Cc: Ben Dooks<redacted>
Cc: Wolfram Sang<redacted>
Cc: Grant Likely<grant.likely-s3s/WqlpOiPyB63q8FvJNQ@public.gmane.org>
Cc: Sekhar Nori<redacted>
Cc: Wolfgang Denk<redacted>
---
  .../devicetree/bindings/arm/davinci/i2c.txt        |   39 ++++++++++++++++++
  drivers/i2c/busses/i2c-davinci.c                   |   43 ++++++++++++++++++++
  2 files changed, 82 insertions(+), 0 deletions(-)
  create mode 100644 Documentation/devicetree/bindings/arm/davinci/i2c.txt
diff --git a/Documentation/devicetree/bindings/arm/davinci/i2c.txt b/Documentation/devicetree/bindings/arm/davinci/i2c.txt
new file mode 100644
index 0000000..94ec670
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/davinci/i2c.txt
@@ -0,0 +1,39 @@
+* Texas Instruments Davinci I2C
+
+This file provides information, what the device node for the
+davinci i2c interface contain.
+
+Required properties:
+- compatible: "ti,davinci-i2c";
+- reg : Offset and length of the register set for the device
+- id: id of the controller
I was wondering whether we're supposed to use "cell-index" property name
for such a device instance index? or doesn't it really matter and "id" is 
fine? Such an IP instance index seems quite common so I thought it could
be easier to follow to use standard name.
I just copied the "name" from "struct davinci_nand_pdata" ... it is
used in the davinci_nand driver as chipselect ... maybe it is better
I rename this to "chipselect" ?

bye,
Heiko
-- 
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
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