Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752243AbdLFLyv (ORCPT ); Wed, 6 Dec 2017 06:54:51 -0500 Received: from mail-wr0-f196.google.com ([209.85.128.196]:46828 "EHLO mail-wr0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751208AbdLFLyh (ORCPT ); Wed, 6 Dec 2017 06:54:37 -0500 X-Google-Smtp-Source: AGs4zMapu0FhT/5z/tLtyUG/IZp5X0B7AKMkrNvdxMtg9KuhoxjzpeCR+GbAi6VuAhNODOP3q8bErw== From: Neil Armstrong To: airlied@linux.ie Cc: Neil Armstrong , dri-devel@lists.freedesktop.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: [RESEND PATCH 2/4] dt-bindings: display: amlogic,meson-dw-hdmi: Add optional HDMI 5V regulator Date: Wed, 6 Dec 2017 12:54:26 +0100 Message-Id: <1512561268-29806-3-git-send-email-narmstrong@baylibre.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1512561268-29806-1-git-send-email-narmstrong@baylibre.com> References: <1512561268-29806-1-git-send-email-narmstrong@baylibre.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1130 Lines: 27 On reference boards and derivatives, the HDMI Logic is powered by an external 5V regulator. This regulator was set by the Vendor U-Boot, add optional support for it. Acked-by: Rob Herring Signed-off-by: Neil Armstrong --- Documentation/devicetree/bindings/display/amlogic,meson-dw-hdmi.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/display/amlogic,meson-dw-hdmi.txt b/Documentation/devicetree/bindings/display/amlogic,meson-dw-hdmi.txt index 7f040ed..bf4a180 100644 --- a/Documentation/devicetree/bindings/display/amlogic,meson-dw-hdmi.txt +++ b/Documentation/devicetree/bindings/display/amlogic,meson-dw-hdmi.txt @@ -48,6 +48,10 @@ Required properties: Documentation/devicetree/bindings/reset/reset.txt, the reset-names should be "hdmitx_apb", "hdmitx", "hdmitx_phy" +Optional properties: +- hdmi-supply: Optional phandle to an external 5V regulator to power the HDMI + logic, as described in the file ../regulator/regulator.txt + Required nodes: The connections to the HDMI ports are modeled using the OF graph -- 2.7.4