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Tue, 06 Oct 2026 23:01:24 -0700 (PDT) Received: from debian.tfbnw.net ([2620:10d:c092:400::4:711b]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4a17f4eac2csm49696235e9.0.2026.10.06.23.01.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 06 Oct 2026 23:01:22 -0700 (PDT) From: Pablo Mazzini To: Linus Walleij Cc: Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Andre Przywara , linux-gpio@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org, Pablo Mazzini Subject: [PATCH v2] pinctrl: sunxi: dt: do not accumulate npins across probe attempts Date: Wed, 7 Oct 2026 07:01:07 +0100 Message-ID: <20261007060107.62221-1-pmazzini@gmail.com> X-Mailer: git-send-email 2.53.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20261006_230126_978042_CF72033F X-CRM114-Status: GOOD ( 12.35 ) 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 init_pins_table() adds to npins in the driver's static descriptor, so after a probe deferral the count doubles and the next probe fails with "pin 0 already registered". Reset it first. Signed-off-by: Pablo Mazzini --- v2: reset npins instead of counting into a local (Andre) drivers/pinctrl/sunxi/pinctrl-sunxi-dt.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi-dt.c b/drivers/pinctrl/sunxi/pinctrl-sunxi-dt.c index 50a16f3bd131..8bcd566593ae 100644 --- a/drivers/pinctrl/sunxi/pinctrl-sunxi-dt.c +++ b/drivers/pinctrl/sunxi/pinctrl-sunxi-dt.c @@ -84,6 +84,7 @@ static struct sunxi_desc_pin *init_pins_table(struct device *dev, * Find the total number of pins. * Also work out how much memory we need to store all the pin names. */ + desc->npins = 0; for (i = 0; i < SUNXI_PINCTRL_MAX_BANKS; i++) { desc->npins += pins_per_bank[i]; if (pins_per_bank[i] < 10) { -- 2.52.0