linux-kernel - Re: [PATCH v5] phy: omap-usb2-phy: disable PHY charger detect

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Message-ID: <a3b3e82c-983b-928c-156e-13d43636aa36@ti.com>
Date:   Thu, 20 Aug 2020 20:27:52 +0530
From:   Sekhar Nori <nsekhar@...com>
To:     Roger Quadros <rogerq@...com>, <kishon@...com>
CC:     <vigneshr@...com>, <jan.kiszka@...mens.com>,
        <linux-kernel@...r.kernel.org>, Vinod Koul <vkoul@...nel.org>
Subject: Re: [PATCH v5] phy: omap-usb2-phy: disable PHY charger detect

On 8/20/20 7:09 PM, Roger Quadros wrote:
> AM654x PG1.0 has a silicon bug that D+ is pulled high after POR, which
> could cause enumeration failure with some USB hubs.  Disabling the
> USB2_PHY Charger Detect function will put D+ into the normal state.
> 
> This addresses Silicon Errata:
> i2075 - "USB2PHY: USB2PHY Charger Detect is Enabled by Default Without VBUS
> Presence"
> 
> Signed-off-by: Roger Quadros <rogerq@...com>

+ Vinod as well