From mboxrd@z Thu Jan 1 00:00:00 1970 From: "David.Wu" Subject: Re: [PATCH 05/11] net: stmmac: dwmac-rk: Add internal phy support Date: Thu, 27 Jul 2017 20:44:42 +0800 Message-ID: <24bc9102-d37f-1a63-ad7b-f69e8e38d848@rock-chips.com> References: <1498192929-7519-1-git-send-email-david.wu@rock-chips.com> <1498193947-8011-1-git-send-email-david.wu@rock-chips.com> <20170624022954.GD4875@lunn.ch> Mime-Version: 1.0 Content-Type: text/plain; charset=gbk; format=flowed Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20170624022954.GD4875@lunn.ch> Sender: linux-kernel-owner@vger.kernel.org To: Andrew Lunn Cc: davem@davemloft.net, heiko@sntech.de, robh+dt@kernel.org, mark.rutland@arm.com, catalin.marinas@arm.com, will.deacon@arm.com, olof@lixom.net, linux@armlinux.org.uk, arnd@arndb.de, f.fainelli@gmail.com, peppe.cavallaro@st.com, alexandre.torgue@st.com, huangtao@rock-chips.com, hwg@rock-chips.com, netdev@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: devicetree@vger.kernel.org Hi Andrew, ÔÚ 2017/6/24 10:29, Andrew Lunn дµÀ: > If this is the PHY clock, should it actually be specified in the PHY > binding? Can you read the PHY ID registers with this clock off? If the phy clock is closed, we can not read the PHYID.