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[24.155.109.49]) by smtp.gmail.com with ESMTPSA id p65sm6809911oif.47.2020.03.02.14.13.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Mar 2020 14:13:27 -0800 (PST) Received: (nullmailer pid 24401 invoked by uid 1000); Mon, 02 Mar 2020 22:13:26 -0000 Date: Mon, 2 Mar 2020 16:13:26 -0600 From: Rob Herring To: Jitao Shi Subject: Re: [PATCH v2 1/4] dt-binds: display: mediatek: add property to control mipi tx drive current Message-ID: <20200302221326.GA17941@bogus> References: <20200225114730.124939-1-jitao.shi@mediatek.com> <20200225114730.124939-2-jitao.shi@mediatek.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200225114730.124939-2-jitao.shi@mediatek.com> User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200302_141329_458656_8BE0A41E X-CRM114-Status: GOOD ( 13.59 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, bibby.hsieh@mediatek.com, srv_heupstream@mediatek.com, David Airlie , huijuan.xie@mediatek.com, stonea168@163.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, cawa.cheng@mediatek.com, ck.hu@mediatek.com, linux-mediatek@lists.infradead.org, Daniel Vetter , Matthias Brugger , yingjoe.chen@mediatek.com, eddie.huang@mediatek.com, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, Feb 25, 2020 at 07:47:27PM +0800, Jitao Shi wrote: > Add a property to control mipi tx drive current: > "mipitx-current-drive" 'dt-bindings: display: ...' for the subject prefix. > > Signed-off-by: Jitao Shi > --- > .../devicetree/bindings/display/mediatek/mediatek,dsi.txt | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt > index a19a6cc375ed..780201ddcd5c 100644 > --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt > +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt > @@ -33,6 +33,9 @@ Required properties: > - #clock-cells: must be <0>; > - #phy-cells: must be <0>. > > +Optional properties: > +- mipitx-current-drive: adjust driving current, should be 1 ~ 0xF Perhaps should be a common property and use the existing 'drive-strength-microamp'. > + > Example: > > mipi_tx0: mipi-dphy@10215000 { > @@ -42,6 +45,7 @@ mipi_tx0: mipi-dphy@10215000 { > clock-output-names = "mipi_tx0_pll"; > #clock-cells = <0>; > #phy-cells = <0>; > + mipitx-current-drive = <0x8>; > }; > > dsi0: dsi@1401b000 { > -- > 2.21.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel