From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lee Jones Subject: [PATCH 3/3] Documentation: Device Tree binding information for i2c-nomadik driver Date: Wed, 13 Jun 2012 17:08:24 +0100 Message-ID: <4FD8BAF8.10806@linaro.org> References: <1339428307-3850-1-git-send-email-lee.jones@linaro.org> <1339428307-3850-10-git-send-email-lee.jones@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: linux-i2c-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Linus Walleij Cc: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linus.walleij-0IS4wlFg1OjSUeElwK9/Pw@public.gmane.org, arnd-r2nGTMty4D4@public.gmane.org, grant.likely-s3s/WqlpOiPyB63q8FvJNQ@public.gmane.org, linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-i2c@vger.kernel.org From: Lee Jones Date: Wed, 13 Jun 2012 17:00:02 +0100 Subject: [PATCH 3/3] Documentation: Device Tree binding information for i2c-nomadik driver This document describes each of the non-standard Device Tree bindings used in the Nomadik I2C driver. Signed-off-by: Lee Jones --- Documentation/devicetree/bindings/i2c/nomadik.txt | 33 +++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 Documentation/devicetree/bindings/i2c/nomadik.txt diff --git a/Documentation/devicetree/bindings/i2c/nomadik.txt b/Documentation/devicetree/bindings/i2c/nomadik.txt new file mode 100644 index 0000000..18cea18 --- /dev/null +++ b/Documentation/devicetree/bindings/i2c/nomadik.txt @@ -0,0 +1,33 @@ +I2C for Nomadik based systems + +Required (non-standard) properties: + - Nil + +Recommended (non-standard) properties: + - clock-frequency : Maximum bus clock frequency for the device + - stericsson,slsu : Data line delay + - stericsson,tft : Tx FIFO threshold + - stericsson,rft : Rx FIFO threshold + - stericsson,timeout : Slave response timeout(ms) + - stericsson,i2c_freq_mode_fast : I2C fast mode (omit for standard mode) + +Optional (non-standard) properties: + - Nil + +Example : + +i2c@80004000 { + compatible = "stericsson,db8500-i2c", "st,nomadik-i2c"; + reg = <0x80004000 0x1000>; + interrupts = <0 21 0x4>; + #address-cells = <1>; + #size-cells = <0>; + v-i2c-supply = <&db8500_vape_reg>; + + clock-frequency = <100000>; + stericsson,slsu = <0xe>; + stericsson,tft = <1>; + stericsson,rft = <8>; + stericsson,timeout = <200>; + stericsson,i2c_freq_mode_fast; +}; -- 1.7.9.5