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.txtdiff --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 controllerI 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