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Mon, 13 Jul 2026 02:27:06 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ThreadId: AwADi15u6ulk Date: Mon, 13 Jul 2026 08:26:46 +0200 From: "Arnd Bergmann" To: "Conor Dooley" , "Julian Braha" Cc: "Bin Liu" , "Greg Kroah-Hartman" , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, "Conor.Dooley" , "Daire McNamara" , valentina.fernandezalanis@microchip.com, "Michael Turquette" , "Stephen Boyd" , "Claudiu Beznea" , "Jassi Brar" , "Alessandro Zummo" , "Alexandre Belloni" , "Wolfram Sang" , "Ben Dooks" , "Heinrich Schuchardt" Message-Id: In-Reply-To: <20260712-parole-stoning-d7e66a0961a8@spud> References: <20260711130349.592545-1-julianbraha@gmail.com> <1705e4f2-a0a3-4be0-a033-eacc1d54fcc7@gmail.com> <20260712-parole-stoning-d7e66a0961a8@spud> Subject: Re: [PATCH] usb: musb: fix dead select of USB_MUSB_DUAL_ROLE Content-Type: text/plain Content-Transfer-Encoding: 7bit On Sun, Jul 12, 2026, at 23:56, Conor Dooley wrote: > On Sat, Jul 11, 2026 at 04:09:58PM +0100, Julian Braha wrote: >> On 7/11/26 15:39, Arnd Bergmann wrote: >> > Good catch, but I wonder if this is actually a real dependency >> > at all. What would happen if you just remove the 'select' line >> > here and build a polarfire kernel that only supports >> > host or gadget mode but not dual-role? >> >> The kernel builds just fine for me with USB_MUSB_POLARFIRE_SOC=y and >> USB_MUSB_DUAL_ROLE=n >> > This is the setup I've been using in my development environment for > (probably) years. > > Probably the select should just be deleted. Ok, so it was probably just a misguided attempt to pick the most useful configuration by default. Julian, can you send a new patch to just drop the line? Arnd