From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B38BCC5516E for ; Thu, 30 Jul 2026 17:38:36 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 1C96D10EFC5; Thu, 30 Jul 2026 17:38:36 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="hpdi+tKm"; dkim-atps=neutral Received: from mail-wm1-f48.google.com (mail-wm1-f48.google.com [209.85.128.48]) by gabe.freedesktop.org (Postfix) with ESMTPS id B04BE10E68C for ; Thu, 30 Jul 2026 17:38:32 +0000 (UTC) Received: by mail-wm1-f48.google.com with SMTP id 5b1f17b1804b1-49557167508so339165e9.1 for ; Thu, 30 Jul 2026 10:38:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1785433111; x=1786037911; darn=lists.freedesktop.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to:content-type; bh=PM3BRrh2FNXUCkcSKqT+U8kC/SFlU1y7/LSteg7Tts0=; b=hpdi+tKmivosgPJGzc6sOAL9txOw3cHoo5Xzlp/zHmqmmcWp9lkxvJARm6lRBBlJ14 ZLd0/k0PuW/TyooWbyymeURuLq1M7oCXDCiom6i5MdF/HkEbOxuza9vack2CtjqUq44W idOdS9YT18iJfYU5maHoB1e0zrLZVUSOW4pB8EQ6HHGo0+OKt5TXliHBKefzrE8Y9YcM H82EH9HcTVI4DVYw2pz2BNUOvJdYhftw8B3URoJ/waqUom1umTWUj9HcbJ+7Ti6XrQ+D Asj2s3AxEfVZ2f7FXcjrTmV3L82MPpMTyOMYk/TYcBjmfngiva23IUvzaZvYehk+4MW4 +ptg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1785433111; x=1786037911; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to:content-type; bh=PM3BRrh2FNXUCkcSKqT+U8kC/SFlU1y7/LSteg7Tts0=; b=cg+BC4+mBipUF9TZkT6LrAZxZULbaoflZB8zbbQEwxA2kBuPh5lIHDmitkpt5IGs+N 5aY5G8CtWOZ6CiSvPWVRHxBMbyCwU5r0q9nrMp0F/+xH1ioyPYYVUiMotfv3RP2lTU1/ nhzbP+xcxiaCjC8snIYYgg9jWg4Q0UcaA15mPr4ev620S9FVurN+4bxiY7bOZ6cgatMo rbe00T+e36197GOOgt6dfkjIIYCtEz/72Ye4l9971FPVjzgWDgXDc/+yVUwZksK26ELP 4RVxCBL2Cc1ytFMkBmnuapsrNY95wnjoEjTjHcrN9Cnetq2YzEKWC/G44vRxf/tEE4qx IcKA== X-Gm-Message-State: AOJu0YypyJC+UJvNcd1g5YC/6MBaZQ38j8Lp0yJEYiIULYWawctqnM4b cR0aRPiz2OEQJh/JKtK1Vu0pe9C4QyMtaAM+JxBg/x30A3gRWZZ400owVyTnAmgvYcE= X-Gm-Gg: AR+sD11ZktUkJpqmUvT1IpBHolVSxL+4J46oi5YYaHCEuxwIRkBTw+g/2FlI3L7Ckk4 LAu7gS7mfFvLsSbuF+6zSQIbxIBSt+Hnad+lbtswZ97tawi1C/4qnoOGptI6JV8EwENlREcBKcZ HuG7kG4NXVkdOSd4YoFOnFaiTrBjajPsCxzK8ur9ltsADEPOrzJo2JVHPj798tJyR6iq//b0Bv0 eboUNCiAdkxrMju15qlL3n9sce4IcjXdTCVEll9lZll3c8E8h06hmubZQqOfuIfrnKCcBz1PBYW gFub76zRTqTCo7ApKDNVCYY/wxcycHH4FizDqL1tNtsDZ1bptYXRO4RR0QyqfED9In/YY/ph7GS WbiXRwp2Z4nt1RMQazj800H+dA/slRKqSeaiIGQAFMi5hTxkJfDWdP4Oo/FWQkMsZn82D7LmX81 S5sKjRrMcaxeYH2pFn4Y0X9NTuXI5ZEVgFNz+SpebdANp2kDFuYlg0v8MlWkvLqFzgTW3avAYJ+ eAzTOwSc8DNkcV1Fns7uWvjsljPW8kIXE+nmMwv4wdhX0HL6Lt2rFWQecJVOozMyfNiWfCkICZD mIcvUMCEJjXsuHw9KUEpiUtt6AM= X-Received: by 2002:a05:600c:e557:10b0:493:f140:c3fb with SMTP id 5b1f17b1804b1-49800e898e4mr37361575e9.7.1785433110898; Thu, 30 Jul 2026 10:38:30 -0700 (PDT) Received: from stiangglanda-IdeaPad.. ([85.233.101.104]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-49800f0ecd4sm71603455e9.1.2026.07.30.10.38.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 30 Jul 2026 10:38:30 -0700 (PDT) From: Leander Kieweg To: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org Cc: airlied@gmail.com, simona@ffwll.ch, maarten.lankhorst@linux.intel.com, mripard@kernel.org, tzimmermann@suse.de, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, u.kleine-koenig@baylibre.com, Leander Kieweg Subject: [PATCH v2 1/2] dt-bindings: display: Add GlandaGPU binding Date: Thu, 30 Jul 2026 19:36:41 +0200 Message-ID: <20260730173643.256052-2-kieweg.leander@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260730173643.256052-1-kieweg.leander@gmail.com> References: <20260730173643.256052-1-kieweg.leander@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Add Device Tree binding documentation for GlandaGPU, a custom FPGA-based 2D display controller. For hardware designs and RTL sources, see: https://github.com/stiangglanda/GlandaGPU Signed-off-by: Leander Kieweg --- .../bindings/display/glanda,gpu.yaml | 55 +++++++++++++++++++ .../devicetree/bindings/vendor-prefixes.yaml | 2 + 2 files changed, 57 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/glanda,gpu.yaml diff --git a/Documentation/devicetree/bindings/display/glanda,gpu.yaml b/Documentation/devicetree/bindings/display/glanda,gpu.yaml new file mode 100644 index 000000000..988a30946 --- /dev/null +++ b/Documentation/devicetree/bindings/display/glanda,gpu.yaml @@ -0,0 +1,55 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/glanda,gpu.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: GlandaGPU 2D Hardware Accelerated Display Controller + +maintainers: + - Leander Kieweg + +description: | + GlandaGPU is a custom FPGA soft-IP core providing a simple + 2D hardware-accelerated drawing engine with a VGA-compatible + display output. The register window covers a combined VRAM + MMIO + region, with MMIO registers at a fixed offset within it. + + For hardware designs and RTL sources, see: + https://github.com/stiangglanda/GlandaGPU + +properties: + compatible: + const: glanda,gpu-1.0 + + reg: + maxItems: 1 + description: + Combined VRAM + MMIO register window (VRAM at offset 0, + MMIO registers at offset 0x00200000 within this range). + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + description: Bus and pixel clock provided to the FPGA IP. + +required: + - compatible + - reg + - clocks + +additionalProperties: false + +examples: + - | + #include + + gpu@c0000000 { + compatible = "glanda,gpu-1.0"; + reg = <0xc0000000 0x1000000>; + interrupt-parent = <&intc>; + interrupts = ; + clocks = <&osc1>; + }; diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml index b1af9deac..b8b7a5401 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.yaml +++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml @@ -666,6 +666,8 @@ patternProperties: description: Giantplus Technology Co., Ltd. "^gira,.*": description: Gira Giersiepen GmbH & Co. KG + "^glanda,.*": + description: GlandaGPU "^glinet,.*": description: GL Intelligence, Inc. "^globalscale,.*": -- 2.43.0