linux-kernel - Re: [PATCH v6 2/4] arm64: dts: ti: k3-am62x-sk-common: Remove the unused cfg in USB1

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Message-ID: <1cae6fe7-2d14-420d-ace4-54124206a0d8@ti.com>
Date: Wed, 10 Sep 2025 16:56:37 +0530
From: s-vadapalli <s-vadapalli@...com>
To: Akashdeep Kaur <a-kaur@...com>
CC: <praneeth@...com>, <nm@...com>, <afd@...com>, <vigneshr@...com>,
        <d-gole@...com>, <u-kumar1@...com>, <sebin.francis@...com>,
        <k-willis@...com>, <kristo@...nel.org>, <robh@...nel.org>,
        <krzk+dt@...nel.org>, <conor+dt@...nel.org>,
        <linux-arm-kernel@...ts.infradead.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <vishalm@...com>, <s-vadapalli@...com>
Subject: Re: [PATCH v6 2/4] arm64: dts: ti: k3-am62x-sk-common: Remove the
 unused cfg in USB1_DRVVBUS

On Tue, Sep 09, 2025 at 10:11:06AM +0530, Akashdeep Kaur wrote:
> After the SoC has entered the DeepSleep low power mode, USB1 can be
> used to wakeup the SoC based on USB events triggered by USB devices.
> This requires that the pin corresponding to the Type-A connector
> remains pulled up even after the SoC has entered the DeepSleep low power
> mode.
> For that, either DeepSleep pullup configuration can be selected or the pin
> can have the same configuration that it had when SoC was in active mode.
> Remove the unnecessary DeepSleep state configuration from USB1_DRVBUS pin,
> as the DeepSleep control bit is not set and the active configuration is
> sufficient to keep the pin pulled up. This simplifies the setup and removes
> redundant configuration.
> 
> This reverts commit 527f884d2d94981016e181dcbd4c4b5bf597c0ad.
> 
> Tested-by: Kendall Willis <k-willis@...com>
> Reviewed-by: Dhruva Gole <d-gole@...com>
> Signed-off-by: Akashdeep Kaur <a-kaur@...com>

Acked-by: Siddharth Vadapalli <s-vadapalli@...com>

Regards,
Siddharth.