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[209.85.219.177]) by smtp.gmail.com with ESMTPSA id s5-20020a81c445000000b0060755a31c0bsm260899ywj.100.2024.02.29.01.24.45 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 29 Feb 2024 01:24:45 -0800 (PST) Received: by mail-yb1-f177.google.com with SMTP id 3f1490d57ef6-dc6cbe1ac75so512043276.1; Thu, 29 Feb 2024 01:24:45 -0800 (PST) X-Forwarded-Encrypted: i=1; AJvYcCXiFcVDTBolPlaSWjtpLD6luMY4ZZ4YGnoq2sKhPgZRSNCvZ6sU6gAE0+SWlXXgvLBvFT+6YWAVZCYvwvkz2n1LBmTp3lKlq6rK0OKeQ48l4TPbpGa6UosUsUijh1awt4I30aiuf5RypFVh4gqjXq5hUky+IFOoETQHSuZpyhj66Qtjn28= X-Received: by 2002:a5b:d08:0:b0:dcd:c909:334d with SMTP id y8-20020a5b0d08000000b00dcdc909334dmr851170ybp.12.1709198684812; Thu, 29 Feb 2024 01:24:44 -0800 (PST) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 References: <20240227212244.262710-1-chris.packham@alliedtelesis.co.nz> <20240227212244.262710-3-chris.packham@alliedtelesis.co.nz> <20240228140423.GA3307293-robh@kernel.org> In-Reply-To: From: Geert Uytterhoeven Date: Thu, 29 Feb 2024 10:24:33 +0100 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH v2 2/4] dt-bindings: auxdisplay: Add bindings for generic 7 segment LED To: Chris Packham Cc: Rob Herring , "andy@kernel.org" , "krzysztof.kozlowski+dt@linaro.org" , "conor+dt@kernel.org" , "andrew@lunn.ch" , "gregory.clement@bootlin.com" , "sebastian.hesselbarth@gmail.com" , "ojeda@kernel.org" , "tzimmermann@suse.de" , "javierm@redhat.com" , "robin@protonic.nl" , "lee@kernel.org" , "pavel@ucw.cz" , "devicetree@vger.kernel.org" , "linux-leds@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Hi Chris, On Wed, Feb 28, 2024 at 9:02=E2=80=AFPM Chris Packham wrote: > On 29/02/24 03:04, Rob Herring wrote: > > On Wed, Feb 28, 2024 at 10:22:42AM +1300, Chris Packham wrote: > >> + segment-gpios: > >> + description: > >> + An array of GPIOs one per segment. > >> + minItems: 7 > > How does one know which GPIO is which segment? > > I've expanded the description in v3. > > + An array of GPIOs one per segment. The first GPIO corresponds to the A > + segment the last GPIO corresponds to the G segment. > > Do you think that's sufficient or do I need to add more? In the driver > itself I've put a little ascii art diagram of the segments. Given users are reading the bindings rather than the driver source, I would move the diagram to the bindings. Thanks! Gr{oetje,eeting}s, Geert --=20 Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k= .org In personal conversations with technical people, I call myself a hacker. Bu= t when I'm talking to journalists I just say "programmer" or something like t= hat. -- Linus Torvalds