From: Alexander Stein Date: Mon, 29 Feb 2016 07:06:35 +0000 (+0100) Subject: Input: ads7846: Add description how to use internal reference (ADS7846) X-Git-Tag: v4.6-rc1~90^2~1 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=299b207dbce8d19cafdc57f50e79883319ba962e;p=linux.git Input: ads7846: Add description how to use internal reference (ADS7846) By simply setting vref-mv to 0 the internal reference will be used. Document that! Signed-off-by: Alexander Stein Signed-off-by: Rob Herring --- diff --git a/Documentation/devicetree/bindings/input/ads7846.txt b/Documentation/devicetree/bindings/input/ads7846.txt index 33a1638b61d6..c6cfe2e3ed41 100644 --- a/Documentation/devicetree/bindings/input/ads7846.txt +++ b/Documentation/devicetree/bindings/input/ads7846.txt @@ -29,6 +29,8 @@ Optional properties: ti,vref-delay-usecs vref supply delay in usecs, 0 for external vref (u16). ti,vref-mv The VREF voltage, in millivolts (u16). + Set to 0 to use internal refernce + (ADS7846). ti,keep-vref-on set to keep vref on for differential measurements as well ti,swap-xy swap x and y axis