From patchwork Thu Feb 14 03:51:09 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vikas C Sajjan X-Patchwork-Id: 14788 Return-Path: X-Original-To: patchwork@peony.canonical.com Delivered-To: patchwork@peony.canonical.com Received: from fiordland.canonical.com (fiordland.canonical.com [91.189.94.145]) by peony.canonical.com (Postfix) with ESMTP id DD65423E2E for ; Thu, 14 Feb 2013 03:51:35 +0000 (UTC) Received: from mail-ve0-f179.google.com (mail-ve0-f179.google.com [209.85.128.179]) by fiordland.canonical.com (Postfix) with ESMTP id 9A000A1813F for ; Thu, 14 Feb 2013 03:51:35 +0000 (UTC) Received: by mail-ve0-f179.google.com with SMTP id da11so1697267veb.24 for ; Wed, 13 Feb 2013 19:51:35 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=x-received:x-forwarded-to:x-forwarded-for:delivered-to:x-received :received-spf:x-received:from:to:subject:date:message-id:x-mailer :in-reply-to:references:x-gm-message-state; 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Wed, 13 Feb 2013 19:51:33 -0800 (PST) Received-SPF: neutral (google.com: 209.85.220.49 is neither permitted nor denied by best guess record for domain of vikas.sajjan@linaro.org) client-ip=209.85.220.49; Authentication-Results: mx.google.com; spf=neutral (google.com: 209.85.220.49 is neither permitted nor denied by best guess record for domain of vikas.sajjan@linaro.org) smtp.mail=vikas.sajjan@linaro.org Received: by mail-pa0-f49.google.com with SMTP id kp6so1099465pab.22 for ; Wed, 13 Feb 2013 19:51:33 -0800 (PST) X-Received: by 10.66.85.1 with SMTP id d1mr70512267paz.81.1360813893521; Wed, 13 Feb 2013 19:51:33 -0800 (PST) Received: from localhost.localdomain ([115.113.119.130]) by mx.google.com with ESMTPS id t6sm88453703paz.11.2013.02.13.19.51.30 (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Wed, 13 Feb 2013 19:51:32 -0800 (PST) From: Vikas Sajjan To: patches@linaro.org Subject: [PATCH v3 5/5] ARM: exynos: dts: Add FIMD DT binding Documentation Date: Thu, 14 Feb 2013 09:21:09 +0530 Message-Id: <1360813869-7200-6-git-send-email-vikas.sajjan@linaro.org> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1360813869-7200-1-git-send-email-vikas.sajjan@linaro.org> References: <1360813869-7200-1-git-send-email-vikas.sajjan@linaro.org> X-Gm-Message-State: ALoCoQnp+Yj7kSZ4PTK75YCRmuKQep3GQSI4v85X90yCty6k6A3TC3N/+PUf1IDxnbs/dnHeN9Fp Adds FIMD DT binding documentation both SoC and Board, with an example Signed-off-by: Vikas Sajjan --- .../devicetree/bindings/drm/exynos/fimd.txt | 37 ++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 Documentation/devicetree/bindings/drm/exynos/fimd.txt diff --git a/Documentation/devicetree/bindings/drm/exynos/fimd.txt b/Documentation/devicetree/bindings/drm/exynos/fimd.txt new file mode 100644 index 0000000..bec9d07 --- /dev/null +++ b/Documentation/devicetree/bindings/drm/exynos/fimd.txt @@ -0,0 +1,37 @@ +Device-Tree bindings for fimd driver + +FIMD stands for Fully Interactive Mobile Display, is the Display Controller for +the Exynos series of SoCs which transfers the image data from a video buffer +located in the system memory to an external LCD interface. + +Required properties: +- compatible := value should be "samsung,exynos5-fimd" or "samsung,exynos4-fimd" +- reg := physical base address of the fimd and length of memory mapped region +- interrupt-parent := reference to the interrupt combiner node with phandle +- interrupts := interrupt number from the combiner to the cpu +- pinctrl := property defining the pinctrl configurations with a phandle +- pinctrl-names := name of the pinctrl + +Optional Properties: +- samsung,power-domain := power domain property defined with a phandle +- status := property defining the status of the node + +Example: + +SoC specific DT Entry: + + fimd@11c00000 { + compatible = "samsung,exynos4-fimd"; + interrupt-parent = <&combiner>; + reg = <0x11c00000 0x20000>; + interrupts = <11 1>, <11 0>, <11 2>; + }; + +Board specific DT Entry: + + fimd@11c00000 { + samsung,power-domain = <&pd_lcd0>; + pinctrl-0 = <&lcd_sync &lcd_clk &lcd_en &lcd0_data &pwm1_out>; + pinctrl-names = "default"; + status = "okay"; + };