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[2003:dc:d3f3:4504:1935:dcec:f29c:cac0]) by smtp.googlemail.com with ESMTPSA id n17sm7926945wjq.6.2016.12.02.15.51.14 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 02 Dec 2016 15:51:15 -0800 (PST) From: Martin Blumenstingl To: linux-amlogic@lists.infradead.org, khilman@baylibre.com, carlo@caione.org Subject: [PATCH 3/5] ARM64: dts: meson-gxbb-p20x: add reset for the ethernet PHY Date: Sat, 3 Dec 2016 00:47:37 +0100 Message-Id: <20161202234739.22929-4-martin.blumenstingl@googlemail.com> X-Mailer: git-send-email 2.10.2 In-Reply-To: <20161202234739.22929-1-martin.blumenstingl@googlemail.com> References: <20161202234739.22929-1-martin.blumenstingl@googlemail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20161202_155136_816213_378292E0 X-CRM114-Status: UNSURE ( 8.78 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, devicetree@vger.kernel.org, Martin Blumenstingl , catalin.marinas@arm.com, will.deacon@arm.com, robh+dt@kernel.org, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+patchwork-linux-amlogic=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP This resets the ethernet PHY during boot to get the PHY into a "clean" state. While here also specify the phy-handle of the ethmac node to make the PHY configuration similar to the one we have on GXL devices. Signed-off-by: Martin Blumenstingl Tested-by: Neil Armstrong --- arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi index 203be28..2abc553 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi @@ -134,10 +134,25 @@ pinctrl-names = "default"; }; +&mdio0 { + ethernet_phy0: ethernet-phy@0 { + compatible = "ethernet-phy-ieee802.3-c22"; + reg = <0>; + }; +}; + ðmac { status = "okay"; pinctrl-0 = <ð_rgmii_pins>; pinctrl-names = "default"; + + phy-handle = <ðernet_phy0>; + + snps,reset-gpio = <&gpio GPIOZ_14 0>; + snps,reset-delays-us = <0 10000 1000000>; + snps,reset-active-low; + + phy-mode = "rgmii"; }; &ir {