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[24.155.109.49]) by smtp.gmail.com with ESMTPSA id t13sm684710otr.43.2020.04.29.14.30.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 Apr 2020 14:30:35 -0700 (PDT) Received: (nullmailer pid 31939 invoked by uid 1000); Wed, 29 Apr 2020 21:30:34 -0000 Date: Wed, 29 Apr 2020 16:30:34 -0500 From: Rob Herring To: Macpaul Lin Subject: Re: [PATCH 1/2] dt-bindings: phy-mtk-tphy: add the property about force_vbus Message-ID: <20200429213034.GA29572@bogus> References: <1587100986-3104-1-git-send-email-macpaul.lin@mediatek.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1587100986-3104-1-git-send-email-macpaul.lin@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-20200429_143037_165756_1F39125E X-CRM114-Status: GOOD ( 15.88 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Mediatek WSD Upstream , linux-kernel@vger.kernel.org, Kishon Vijay Abraham I , Matthias Brugger , linux-mediatek@lists.infradead.org, Min Guo , Chunfeng Yun , Macpaul Lin , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org On Fri, Apr 17, 2020 at 01:23:05PM +0800, Macpaul Lin wrote: > For some platforms, they don't have vbus pin connection between usb's phy > and mac. Hence we need to control force_vbus related registers to keep > hardware works normal. > This patch add the required bool property force_vbus. > > Signed-off-by: Macpaul Lin > --- > Documentation/devicetree/bindings/phy/phy-mtk-tphy.txt | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/Documentation/devicetree/bindings/phy/phy-mtk-tphy.txt b/Documentation/devicetree/bindings/phy/phy-mtk-tphy.txt > index dd75b676b71d..6b49b651becc 100644 > --- a/Documentation/devicetree/bindings/phy/phy-mtk-tphy.txt > +++ b/Documentation/devicetree/bindings/phy/phy-mtk-tphy.txt > @@ -37,6 +37,9 @@ Optional properties (controller (parent) node): > calibrate > - mediatek,src-coef : coefficient for slew rate calibrate, depends on > SoC process > + - force_vbus : if the platform has no vbus connection between phy and mac, mediatek,force-vbus This is board specific? If SoC specific, you should drop and imply this from the compatible string. > + (force_vbus mode), then this property should be exist. > + Otherwise not to add this property. > > Required properties (port (child) node): > - reg : address and length of the register set for the port. > -- > 2.18.0 _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek