From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-17.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EB813C5519F for ; Wed, 18 Nov 2020 13:40:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 84470221FC for ; Wed, 18 Nov 2020 13:40:28 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="f5JgRB3P" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726527AbgKRNkG (ORCPT ); Wed, 18 Nov 2020 08:40:06 -0500 Received: from perceval.ideasonboard.com ([213.167.242.64]:44202 "EHLO perceval.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725782AbgKRNkF (ORCPT ); Wed, 18 Nov 2020 08:40:05 -0500 Received: from [192.168.0.20] (cpc89244-aztw30-2-0-cust3082.18-1.cable.virginm.net [86.31.172.11]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id C4D449BF; Wed, 18 Nov 2020 14:40:02 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1605706803; bh=1geR/exmqMp91/LbjtCPKbAdQ0uy80PivlfD1KouC6M=; h=Reply-To:Subject:To:Cc:References:From:Date:In-Reply-To:From; b=f5JgRB3PcbggpnlgDTDW8VxQgAnICGfZvjkH+u5ntgxoYi0ovNw4Xb28eDtwoD3sL dqhD19xVvqM8wKOyLNH+Tlcd5yaAph0dcWCbJ8b7vVKFU9BL1iyA9gg8KfKlEHV5B5 N1yPoHhmoer205R5VdqxHDlXtqzBV8Gku3pXoOt4= Reply-To: kieran.bingham+renesas@ideasonboard.com Subject: Re: [PATCH v5 7/8] [DNI] arm64: dts: renesas: salvator-x-max9286: Specify channel amplitude To: Jacopo Mondi , laurent.pinchart+renesas@ideasonboard.com, niklas.soderlund+renesas@ragnatech.se, geert@linux-m68k.org Cc: linux-media@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Hyun Kwon , Manivannan Sadhasivam , sergei.shtylyov@gmail.com References: <20201116135305.81319-1-jacopo+renesas@jmondi.org> <20201116135305.81319-8-jacopo+renesas@jmondi.org> From: Kieran Bingham Organization: Ideas on Board Message-ID: <71d9898f-2371-7c9d-e0da-cdec1b69ba0f@ideasonboard.com> Date: Wed, 18 Nov 2020 13:40:00 +0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20201116135305.81319-8-jacopo+renesas@jmondi.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-GB Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Jacopo, On 16/11/2020 13:53, Jacopo Mondi wrote: > Use the newly introduced 'maxim,initial-reverse-channel-mV' > property to specify the initial reverse channel amplitude when > the remote serializers are pre-programmed with noise immunity threshold > enabled. > > Signed-off-by: Jacopo Mondi Tested-by: Kieran Bingham Reviewed-by: Kieran Bingham > --- > arch/arm64/boot/dts/renesas/salvator-x-max9286.dtsi | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/arch/arm64/boot/dts/renesas/salvator-x-max9286.dtsi b/arch/arm64/boot/dts/renesas/salvator-x-max9286.dtsi > index 6f4798859542..f14a133b7302 100644 > --- a/arch/arm64/boot/dts/renesas/salvator-x-max9286.dtsi > +++ b/arch/arm64/boot/dts/renesas/salvator-x-max9286.dtsi > @@ -128,6 +128,7 @@ gmsl-deserializer@4c { > compatible = "maxim,max9286"; > reg = <0x4c>; > poc-supply = <&poc_12v>; > + maxim,initial-reverse-channel-mV = <170>; > > ports { > #address-cells = <1>; > @@ -263,6 +264,7 @@ gmsl-deserializer@6c { > compatible = "maxim,max9286"; > reg = <0x6c>; > poc-supply = <&poc_12v>; > + maxim,initial-reverse-channel-mV = <170>; > > ports { > #address-cells = <1>; >