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Wed, 16 Jul 2025 03:17:01 -0700 (PDT) X-Google-Smtp-Source: AGHT+IGXeNswO26008TyCVbd1BrUc5pJw0QJ11lHj1/vBSnGgP+du3DSrXSLyMDTcfCk1ml8cEQtJA== X-Received: by 2002:a05:600c:3b29:b0:456:2ac6:cca4 with SMTP id 5b1f17b1804b1-4562e34bad0mr20158905e9.13.1752661020728; Wed, 16 Jul 2025 03:17:00 -0700 (PDT) Received: from localhost ([89.128.88.54]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4562e82cf22sm16587455e9.26.2025.07.16.03.16.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 16 Jul 2025 03:16:59 -0700 (PDT) From: Javier Martinez Canillas To: linux-kernel@vger.kernel.org Cc: ipedrosa@redhat.com, Conor Dooley , David Airlie , Krzysztof Kozlowski , Maarten Lankhorst , Marcus Folkesson , Maxime Ripard , Rob Herring , Simona Vetter , Thomas Zimmermann , devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org Subject: Re: [PATCH v3 0/5] drm/sitronix/st7571-i2c: Add support for the ST7567 Controller In-Reply-To: <20250715110411.448343-1-javierm@redhat.com> References: <20250715110411.448343-1-javierm@redhat.com> Date: Wed, 16 Jul 2025 12:16:58 +0200 Message-ID: <87y0sobftx.fsf@minerva.mail-host-address-is-not-set> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain Javier Martinez Canillas writes: > This patch-series adds support for the Sitronix ST7567 Controller, which is a > monochrome Dot Matrix LCD Controller that has SPI, I2C and parallel interfaces. > > The st7571-i2c driver only has support for I2C so displays using other transport > interfaces are currently not supported. > > The DRM_FORMAT_R1 pixel format and data commands are the same than what is used > by the ST7571 controller, so only is needed a different callback that implements > the expected initialization sequence for the ST7567 chip and a different callback > to parse the sub-set of DT properties needed by the ST7567. > > Patches #1 and #2 are some trivial cleanups for the driver. > > Patch #3 is a preparatory change that adds the level of indirection for the DT > parsing logic. > > Patch #4 adds a Device Tree binding schema for the ST7567 Controller. > > Patch #5 finally extends the st7571-i2c driver to also support the ST7567 device. > > Changes in v3: > - Fix reset typo in commit message (Marcus Folkesson). > - Explicitly set ST7571_SET_REVERSE(0) instead of relying on defaults. > > Changes in v2: > - Use a different parse DT function (Thomas Zimmermann). > > Javier Martinez Canillas (5): > drm/sitronix/st7571-i2c: Fix encoder callbacks function names > drm/sitronix/st7571-i2c: Log probe deferral cause for GPIO get failure > drm/sitronix/st7571-i2c: Add an indirection level to parse DT > dt-bindings: display: Add Sitronix ST7567 LCD Controller > drm/sitronix/st7571-i2c: Add support for the ST7567 Controller > Pushed to drm-misc (drm-misc-next). Thanks! -- Best regards, Javier Martinez Canillas Core Platforms Red Hat