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Mon, 01 Sep 2025 01:21:11 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Linus Walleij Date: Mon, 1 Sep 2025 10:21:00 +0200 X-Gm-Features: Ac12FXxXum4wFPneUej-Q8PgTeyjRANYxjsjqL1ILL7wHJ70KeajDhKxosakvEs Message-ID: Subject: Re: [PATCH v4 2/3] pinctrl: bcm: Add STB family pin controller driver To: Andrea della Porta , Bartosz Golaszewski Cc: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, florian.fainelli@broadcom.com, wahrenst@gmx.net, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Catalin Marinas , Will Deacon , iivanov@suse.de, svarbanov@suse.de, mbrugger@suse.com, Jonathan Bell , Phil Elwell Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250901_012114_418357_9A39239B X-CRM114-Status: GOOD ( 13.21 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, Aug 28, 2025 at 2:45=E2=80=AFPM Andrea della Porta wrote: > From: "Ivan T. Ivanov" > > This driver provide pin muxing and configuration functionality > for BCM2712 SoC used by RPi5. According to [1] this chip is an > instance of the one used in Broadcom STB product line. > > [1] https://lore.kernel.org/lkml/f6601f73-cb22-4ba3-88c5-241be8421fc3@bro= adcom.com/ > > Cc: Jonathan Bell > Cc: Phil Elwell > Signed-off-by: Ivan T. Ivanov > Reviewed-by: Phil Elwell > Signed-off-by: Andrea della Porta Overall this feels merge class, I am looking over the requirement series from Bartosz to see if we can merge it all today. I also looked in a vendor tree for the (by now 6 years old...) BCMBCA driver, but it appears to be a completely different beast, requiring some magic 0x21 to be written into a register to "commit" a pin control change. Yours, Linus Walleij