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AJvYcCVh4bvxDlTBQQzYGmm/Y8oRXVhDUmUQxLfM2K8BzkIxc/Ij8XMX1rN8+js5bgoYfbpVkXT1/3upHKMkMQ==@vger.kernel.org X-Gm-Message-State: AOJu0YweJLwDlPmfGnxyBtnEUhYFNS/vpxeb3TciKbHgepUGzGr3Pqdc 9nqvwhoRdVO6x8+gikY86y2dWmwS6HeoR1wPcK/OsMdG+ag9pN4q9J5E5sGLIJPiYBYUw7B2gVC OD+WW+gryCkhWTKM2nJ3p79fV+7BDInJW54vb+M2eXw== X-Gm-Gg: ASbGncv8hh3Pv+0txS45dJ/WiCUdS8OF2/ndjzK47u6k/hiQRwW7x7RUJi1glPRCsnC MGLwgEX9yxPRtKp9t0HAqegQsMXA04V9ZNBtxf472Rx/xGbbFyFKpfgcR77vapjttZLC3diqh5r yfNycwcUT3DQol8VS0lYz6pi/2hXUiF+qCjEDrn/pQochv9C7fQR5uB57QvGFzBk6LtcIxzSByA eqfd3oMPu5kiPAl2Q== X-Google-Smtp-Source: AGHT+IGSWO4nCHB8o/6t/y6RH8BOysPzoQ6jiv8gZqcTwwokf+Kq7hYmaaHYY9kCJZ1mu3fJ8bEoY6l6Nt8aDc5ponQ= X-Received: by 2002:a2e:a482:0:b0:336:7c7c:5ba5 with SMTP id 38308e7fff4ca-336cad21f17mr50388961fa.23.1757072001159; Fri, 05 Sep 2025 04:33:21 -0700 (PDT) Precedence: bulk X-Mailing-List: linux-input@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 References: <20250820171302.324142-1-ariel.dalessandro@collabora.com> <20250820171302.324142-14-ariel.dalessandro@collabora.com> In-Reply-To: From: Linus Walleij Date: Fri, 5 Sep 2025 13:33:09 +0200 X-Gm-Features: Ac12FXx6o0aglHH6TQGfVH200HSX_9WYooYS5LFefZX_Ln3xQz4XYXPyVN0c3dY Message-ID: Subject: Re: [PATCH v1 13/14] dt-bindings: input/touchscreen: Convert MELFAS MIP4 Touchscreen to YAML To: Dmitry Torokhov Cc: "Ariel D'Alessandro" , airlied@gmail.com, amergnat@baylibre.com, andrew+netdev@lunn.ch, andrew-ct.chen@mediatek.com, angelogioacchino.delregno@collabora.com, broonie@kernel.org, chunkuang.hu@kernel.org, ck.hu@mediatek.com, conor+dt@kernel.org, davem@davemloft.net, edumazet@google.com, flora.fu@mediatek.com, houlong.wei@mediatek.com, jeesw@melfas.com, jmassot@collabora.com, kernel@collabora.com, krzk+dt@kernel.org, kuba@kernel.org, kyrie.wu@mediatek.corp-partner.google.com, lgirdwood@gmail.com, louisalexis.eyraud@collabora.com, maarten.lankhorst@linux.intel.com, matthias.bgg@gmail.com, mchehab@kernel.org, minghsiu.tsai@mediatek.com, mripard@kernel.org, p.zabel@pengutronix.de, pabeni@redhat.com, robh@kernel.org, sean.wang@kernel.org, simona@ffwll.ch, support.opensource@diasemi.com, tiffany.lin@mediatek.com, tzimmermann@suse.de, yunfei.dong@mediatek.com, devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-sound@vger.kernel.org, netdev@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Fri, Sep 5, 2025 at 12:02=E2=80=AFPM Dmitry Torokhov wrote: > On Thu, Aug 21, 2025 at 01:56:24PM +0200, Linus Walleij wrote: > > Hi Ariel, > > > > thanks for your patch! > > > > On Wed, Aug 20, 2025 at 7:17=E2=80=AFPM Ariel D'Alessandro > > wrote: > > > > > + ce-gpios: > > > + description: GPIO connected to the CE (chip enable) pin of the c= hip > > > + maxItems: 1 > > > > Mention that this should always have the flag GPIO_ACTIVE_HIGH > > as this is required by the hardware. > > > > Unfortunately we have no YAML syntax for enforcing flags :/ > > Theoretically there can be an inverter on the line, so from the AP point > of view the line is active low while from the peripheral POV the pin is > active high... Yes, I think someone even proposed adding inverters to the device tree and was nixed. It's a matter of phrasing I would say: "Mention that this should nominally have the flag GPIO_ACTIVE_HIGH as this is required by the hardware." s/always/nominally/g Yours, Linus Walleij