linux-kernel - [PATCH 1/4] arm: dts: ls1021a: Enable usb3-lpm-capable for usb3 node

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Date:   Fri, 5 Jan 2018 17:40:06 +0800
From:   Ran Wang <ran.wang_1@....com>
To:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Russell King <linux@...linux.org.uk>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Mathias Nyman <mathias.nyman@...el.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CC:     Shawn Guo <shawnguo@...nel.org>, Felipe Balbi <balbi@...nel.org>,
        Li Yang <leoyang.li@....com>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <linux-usb@...r.kernel.org>,
        Ran Wang <ran.wang_1@....com>
Subject: [PATCH 1/4] arm: dts: ls1021a: Enable usb3-lpm-capable for usb3 node

Enable USB3 HW LPM feature for ls1021a and active patch for
snps erratum A-010131. It will disable U1/U2 temperary when
initiate U3 request.

Signed-off-by: Ran Wang <ran.wang_1@....com>
---
 arch/arm/boot/dts/ls1021a.dtsi |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/arch/arm/boot/dts/ls1021a.dtsi b/arch/arm/boot/dts/ls1021a.dtsi
index f81fad2..21a4488 100644
--- a/arch/arm/boot/dts/ls1021a.dtsi
+++ b/arch/arm/boot/dts/ls1021a.dtsi
@@ -709,6 +709,8 @@
 			dr_mode = "host";
 			snps,quirk-frame-length-adjustment = <0x20>;
 			snps,dis_rxdet_inp3_quirk;
+			usb3-lpm-capable;
+			snps,dis-u1u2-when-u3-quirk;
 		};
 
 		pcie@...0000 {
-- 
1.7.1