linux-kernel - Re: [PATCH v3] arm64: dts: imx8mn-var-som-symphony: update USB OTG for new board versions

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Message-ID: <20230730122105.GB151430@dragon>
Date:   Sun, 30 Jul 2023 20:21:05 +0800
From:   Shawn Guo <shawnguo@...nel.org>
To:     Hugo Villeneuve <hugo@...ovil.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Hugo Villeneuve <hvilleneuve@...onoff.com>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3] arm64: dts: imx8mn-var-som-symphony: update USB OTG
 for new board versions

On Wed, Jul 19, 2023 at 09:52:37AM -0400, Hugo Villeneuve wrote:
> From: Hugo Villeneuve <hvilleneuve@...onoff.com>
> 
> USB OTG is currently not working for new versions of the Variscite
> Symphony EVK and imx8mn nano SOM (versions >= 1.4a).
> 
> The PTN5150 circuitry on newer versions of the Symphony EVK board has
> a non-standard configuration in which the PTN5150 IRQ pin is left
> unconnected, and the PTN5150 ID pin is connected to GPIO1_IO11. This
> requires changes to the ptn5150 driver to support this new mode.
> Variscite have indicated their intention to submit those changes
> upstream.
> 
> In the meantime, import device tree changes from linux-5.15 branch of
> varigit repos to at least make the USB OTG port operate correctly in
> host mode.
> 
> Signed-off-by: Hugo Villeneuve <hvilleneuve@...onoff.com>

Applied, thanks!