From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: ARC-Seal: i=1; a=rsa-sha256; t=1516978387; cv=none; d=google.com; s=arc-20160816; b=tR8LHKJ9EG7UIz8W8PafJQjMcqNWpnGMVuwYxA1UNqXnNGL6ebbc0HWTt8+KstmRqC yOt3/AG+6Co2mWKfuJVRknK69HkswXa34cW27XbXXTXj+eBmaqBSoOM4QkEWJakrXy3H B+hYv5LKOSRddE0yWc9jlwLHDRwtKZSRXr3lJwxSNvRUrDhRF40xz3gvB4g5bVEGdujH yHCn0fUC+nJLCTfoAdAhYf2LaL+iM2bRH6hRQZZNZ0VlMW08u3BYJfhdjdU31gA5YG3T k2BE1k69uhGTYvN+osNGQ43id/tZOPUtbljPrgfnaUJynyWjOLKAsBIwsmhXwLjQy55m OXGw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=user-agent:in-reply-to:content-disposition:mime-version:references :message-id:subject:cc:to:from:date:dkim-signature :arc-authentication-results; bh=yn0VyhJ2+YxnCk1hKYoSbUdvYr3PVRzukZMrerhMMgg=; b=iFYvLMOVDPLZAhcnajgt8wZCam7XpE8jD14PTkGr5DeH/oWLCi1rH7fIisaAZLx8F0 epqsQAO4LiaJQXZWxYKTejwh83dXp7rcyPmxtMAhSz0xBTLmR/0nUHPhAJ0HIrpvQ/nA gmanUJG2pIK4o3lBYgA2dI4AuPkNYnRRmQncCPIkeCkyuU53/lJGffwROGmBd8dy5wdW +0zSxbFniXbHjUNZhpEScAR8pII/y4+maYwsxYURc/fDn+NgtVrnaLELYb27ZM5O14QF Ua0LMfvvQYW0YnzRJN1tsstel3WvJjoBCc8CAFJBuYxJs2dKBf0c4qWmA6KSR0GU/GgS UNtQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=sWtqLX8S; spf=pass (google.com: domain of aishpant@gmail.com designates 209.85.220.65 as permitted sender) smtp.mailfrom=aishpant@gmail.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=gmail.com Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=sWtqLX8S; spf=pass (google.com: domain of aishpant@gmail.com designates 209.85.220.65 as permitted sender) smtp.mailfrom=aishpant@gmail.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=gmail.com X-Google-Smtp-Source: AH8x226mj9Ks8ywCFJoo9vhcU/284AVIXBJADQpGvntPjWRtyhCm5VvjrZEEf/5Ym6/B4Ve8UpnT1w== Date: Fri, 26 Jan 2018 20:23:00 +0530 From: Aishwarya Pant To: Lee Jones , Daniel Thompson , Jingoo Han , Bartlomiej Zolnierkiewicz , dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, Jonathan Corbet , Greg KH , Milo Kim Cc: Julia Lawall Subject: [PATCH 2/5] backlight: lp855x: document sysfs attributes Message-ID: <09cd01366bf3b5c3030ad25450b46a9a3bc8a747.1516978005.git.aishpant@gmail.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.2 (2017-12-15) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: =?utf-8?q?1590667129799888264?= X-GMAIL-MSGID: =?utf-8?q?1590667129799888264?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: Add documentation for sysfs interface of Texas Instruments lp855x backlight driver by reading code and looking through git commit logs. Signed-off-by: Aishwarya Pant --- .../ABI/testing/sysfs-class-backlight-lp855x | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-class-backlight-lp855x diff --git a/Documentation/ABI/testing/sysfs-class-backlight-lp855x b/Documentation/ABI/testing/sysfs-class-backlight-lp855x new file mode 100644 index 000000000000..5b9d38958875 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-class-backlight-lp855x @@ -0,0 +1,19 @@ +sysfs interface for Texas Instruments lp855x backlight driver +------------------------------------------------------------ + +What: /sys/class/backlight//chip_id +Date: Mar, 2012 +KernelVersion: v3.10 +Contact: Milo Kim +Description: + (RO) Displays the lp8755x chip id. Possible values are: + lp8550, lp8551, lp8552, lp8553, lp8555, lp8556 or lp8557. + + +What: /sys/class/backlight//bl_ctl_mode +Date: Mar, 2012 +KernelVersion: v3.10 +Contact: Linux kernel mailing list +Description: + (RO) Displays whether the brightness is controlled by the pwm + input("pwm based) or the i2c register("register based"). -- 2.16.1