From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 911801D95B0; Thu, 7 Nov 2024 11:57:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730980662; cv=none; b=CSN/5mZVNV+pBHB/38iYw1WiJUPJAYStUFloansXRsQsQ3Rd0kzYKX2YIAgM6GLe5fgaXQUmPeT7nv8w4s4LMk2u0Aggl/AjLorwpxT6qc/+ELn8doUEOiISEc3r8pgrGva9fK6ESpRoZMNmIPZquaj2ngqJEjfy52zaByUhqBY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730980662; c=relaxed/simple; bh=eZfarOsXhTWz3FdloJPyAIlYQTAmmc6IqpUxyEXV9sA=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=dWbs0noui7ntqo1nJUI2lUJbTGJ3zqW23WRKTyzITM4yGDvcZaFRZkNS4Hw5JJZCuS/CY/tNNo/K1YcmK6i/KNEnQlp1WNmCR6CfNJ8boz+G2vXv/NUAQxO0fewTY6L3EXslo4s7OHqD+pcWTFq8OZAnIs3/XKpQbutCtd3xGMs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Ed3yIMs4; 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="Ed3yIMs4" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8E491C4CECC; Thu, 7 Nov 2024 11:57:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1730980662; bh=eZfarOsXhTWz3FdloJPyAIlYQTAmmc6IqpUxyEXV9sA=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=Ed3yIMs4ETe/Y+vEEefSsXttU7eM4T6VADKWGiEcxLmh+fYIWkwGCGiJ51Y91Ej0Q wlPj82G3wn8+CeVvoFTuNV1HPyGCHb0ungAs5Ch1zkpzyOlfIQw0TfUjshHH9AOx2H on+s+479ZnSgXpVyWm8OUYhNYcQ6JfmeDuAlorKPqmBTEPLResk9htJH9Me300tR6+ Hi9tvgf8HymIJAJ7edmnjqFrLjX/g+jrVYiYDh6qppCgE0bOATi+hO7G9FnrVcOrWA S7rQ6ljulBobFC8kLCHNi53JFTnQxt02UsZZPEdMjyjw7mnvS7zE8Ih2hxs8gUWV1C 2aZBE+ROlb7LQ== Message-ID: <6866a4d4-3ef1-4e87-a69e-bb9efce1a071@kernel.org> Date: Thu, 7 Nov 2024 12:57:29 +0100 Precedence: bulk X-Mailing-List: linux-gpio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 02/12] dt-bindings: pinctrl: Add RaspberryPi RP1 gpio/pinctrl/pinmux bindings To: Andrea della Porta Cc: Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Florian Fainelli , Broadcom internal kernel review list , Lorenzo Pieralisi , Krzysztof Wilczynski , Manivannan Sadhasivam , Bjorn Helgaas , Linus Walleij , Catalin Marinas , Will Deacon , Bartosz Golaszewski , Derek Kiernan , Dragan Cvetic , Arnd Bergmann , Greg Kroah-Hartman , Saravana Kannan , linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-gpio@vger.kernel.org, Masahiro Yamada , Stefan Wahren , Herve Codina , Luca Ceresoli , Thomas Petazzoni , Andrew Lunn References: <9a02498e0fbc135dcbe94adc7fc2d743cf190fac.1730123575.git.andrea.porta@suse.com> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 04/11/2024 12:11, Andrea della Porta wrote: >>>> >>>> Your example does not use any subnodes, so this looks not needed. >>> >>> The example has subnodes, as in the following excerpt from the example: >> >> I meant, you do not need properties in subnodes (1st level). You only >> want properties in subnodes of subnodes, so 2nd level. What is the point >> of allowing them in 1st level? > > I will add those two sub-nodes to the example: > > rp1-i2s0-default-state { > function = "i2s0"; > pins = "gpio18", "gpio19", "gpio20", "gpio21"; > bias-disable; > }; > > rp1-uart0-default-state { > txd-pins { > function = "uart0"; > pins = "gpio14"; > bias-disable; > }; > > rxd-pins { > function = "uart0"; > pins = "gpio15"; > bias-pull-up; > }; > }; > > The first is just a group of pins with the same settings, the second is > a pin group with different settings per pin. This is basically the same > usage as in qcom,sm4250-lpass-lpi-pinctrl.yaml. > Ack, that's ok then. Best regards, Krzysztof