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smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=VtFDpFF4; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="VtFDpFF4" Received: by smtp.kernel.org (Postfix) with ESMTPSA id F32E4C4CEEB; Thu, 28 Aug 2025 18:00:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1756404025; bh=eNEsMH6bYigB2vS9OrE5CQQJysmMLnkahp+V60FINcY=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=VtFDpFF4MH9lU6YZpRvI+WNWxhwlKBjh93JxBGw0KIpmTMr3UbZQtN2jwWOupqqYJ QtIA2qAkcxiesPYnj8N4Dc1mc3W2XxP5MZxdZJ0+iLAZmaLkS7wzXa8da6Uds1jLei 184IsDOZOvArLAMoMlQHlea8u4p7WIG/4M83RBl2aMEkPT2+ZlHOzN8WdsRL7htiCm UpI0eZyPDI/QUcyrD1gA+YmCovfclWMgDUQ6PY6qb8+NarCk2HQtyVCVJV+fT/hIyY 3tZQ6cRREpkVoERSxses1VjIzKRDnOb+B8Q26SqoM8YWo15u9kG3H+8ysFUL+lL6Nh EuAHIu8iVuRnw== Message-ID: Date: Thu, 28 Aug 2025 20:00:20 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: =?UTF-8?B?UmU6IOWbnuWkjTog5Zue5aSNOiBbUEFUQ0ggMS8zXSBwaW5jdHJsOiBj?= =?UTF-8?Q?ix=3A_Add_pin-controller_support_for_sky1?= To: Gary Yang , "linus.walleij@linaro.org" , "robh@kernel.org" , "krzk+dt@kernel.org" , "conor+dt@kernel.org" Cc: "linux-gpio@vger.kernel.org" , "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" , cix-kernel-upstream References: <20250827024222.588082-1-gary.yang@cixtech.com> <20250827024222.588082-2-gary.yang@cixtech.com> <5d8aa064-6dcf-40ce-9e73-feaebca06965@kernel.org> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 28/08/2025 10:32, Gary Yang wrote: > Hi Krzysztof, > >> >> On 28/08/2025 08:44, Gary Yang wrote: >>>> >>>>> + if (ret) { >>>>> + dev_err(&pdev->dev, "fail to probe dt properties\n"); >>>> >>>> You are printing same error twice. Drop this and just handle error >>>> printing in sky1_pinctrl_probe_dt(). >>>> Especially that you now print errors on ENOMEM. >>>> >>> >>> Sorry, this print message is only once, not twice, please give more >>> information >> >> Trigger the error and check how many error messages you see. I see two. >> You should know your code better than me... >> > > There are two pin-controller on sky1. They share the same driver. The probe is called twice. > > So we see the print message twice. No, you don't really understand how this works. Test your code and its error paths and you will see FOR ONE BIND more than one error message. Plus my second comment which you completely ignored. I am sorry, but this is basic C. Best regards, Krzysztof