From mboxrd@z Thu Jan 1 00:00:00 1970 From: festevam@gmail.com (Fabio Estevam) Date: Mon, 4 Jan 2016 17:11:39 -0200 Subject: [PATCH 1/2] ARM: dts: imx6qdl-sabresd: Pass 'phy-reset-duration' property Message-ID: <1451934700-28060-1-git-send-email-festevam@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Fabio Estevam As per the AR8031 datasheet: "For a reliable power on reset, suggest to keep asserting the reset low long enough (10ms) to ensure the clock is stable and clock-to-reset 1ms requirement is satisfied." So do as suggested and keep the reset low for 10ms. Signed-off-by: Fabio Estevam --- arch/arm/boot/dts/imx6qdl-sabresd.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi index a6d445c..aebe1b2 100644 --- a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi +++ b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi @@ -169,6 +169,7 @@ pinctrl-0 = <&pinctrl_enet>; phy-mode = "rgmii"; phy-reset-gpios = <&gpio1 25 0>; + phy-reset-duration = <10>; status = "okay"; }; -- 1.9.1