From patchwork Mon Nov 16 13:53:04 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacopo Mondi X-Patchwork-Id: 324865 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=-12.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT 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 1A126C71155 for ; Mon, 16 Nov 2020 13:53:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E3A44222EC for ; Mon, 16 Nov 2020 13:53:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729669AbgKPNxm (ORCPT ); Mon, 16 Nov 2020 08:53:42 -0500 Received: from relay2-d.mail.gandi.net ([217.70.183.194]:44589 "EHLO relay2-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729572AbgKPNxm (ORCPT ); Mon, 16 Nov 2020 08:53:42 -0500 X-Originating-IP: 93.34.118.233 Received: from uno.lan (93-34-118-233.ip49.fastwebnet.it [93.34.118.233]) (Authenticated sender: jacopo@jmondi.org) by relay2-d.mail.gandi.net (Postfix) with ESMTPSA id D33714000B; Mon, 16 Nov 2020 13:53:37 +0000 (UTC) From: Jacopo Mondi To: kieran.bingham+renesas@ideasonboard.com, laurent.pinchart+renesas@ideasonboard.com, niklas.soderlund+renesas@ragnatech.se, geert@linux-m68k.org Cc: Jacopo Mondi , linux-media@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Hyun Kwon , Manivannan Sadhasivam , sergei.shtylyov@gmail.com Subject: [PATCH v5 7/8] [DNI] arm64: dts: renesas: salvator-x-max9286: Specify channel amplitude Date: Mon, 16 Nov 2020 14:53:04 +0100 Message-Id: <20201116135305.81319-8-jacopo+renesas@jmondi.org> X-Mailer: git-send-email 2.29.1 In-Reply-To: <20201116135305.81319-1-jacopo+renesas@jmondi.org> References: <20201116135305.81319-1-jacopo+renesas@jmondi.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org 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>;