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[2003:dc:d3d0:8404:8130:8367:d0b2:714]) by smtp.googlemail.com with ESMTPSA id c81sm6587528wmf.22.2017.01.20.07.22.42 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 20 Jan 2017 07:22:42 -0800 (PST) From: Martin Blumenstingl To: linux-amlogic@lists.infradead.org, khilman@baylibre.com, carlo@caione.org Subject: [PATCH v3 1/9] ARM64: dts: meson-gxbb-odroidc2: add the ethernet PHY's reset GPIO Date: Fri, 20 Jan 2017 16:22:24 +0100 Message-Id: <20170120152232.13943-2-martin.blumenstingl@googlemail.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170120152232.13943-1-martin.blumenstingl@googlemail.com> References: <20170120132650.9784-1-martin.blumenstingl@googlemail.com> <20170120152232.13943-1-martin.blumenstingl@googlemail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170120_072406_428390_CF093313 X-CRM114-Status: UNSURE ( 7.34 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, devicetree@vger.kernel.org, narmstrong@baylibre.com, Martin Blumenstingl , catalin.marinas@arm.com, will.deacon@arm.com, robh+dt@kernel.org, linux-arm-kernel@lists.infradead.org, jbrunet@baylibre.com MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=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 explicitly specify the phy-mode instead of relying on the default-value from meson-gx.dtsi. Signed-off-by: Martin Blumenstingl Tested-by: Neil Armstrong --- arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts index c59403adb387..6b5579522587 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts +++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts @@ -152,6 +152,11 @@ pinctrl-0 = <ð_rgmii_pins>; pinctrl-names = "default"; phy-handle = <ð_phy0>; + phy-mode = "rgmii"; + + snps,reset-gpio = <&gpio GPIOZ_14 0>; + snps,reset-delays-us = <0 10000 1000000>; + snps,reset-active-low; mdio { compatible = "snps,dwmac-mdio";