From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934236AbdJQIH6 (ORCPT ); Tue, 17 Oct 2017 04:07:58 -0400 Received: from mail-wm0-f50.google.com ([74.125.82.50]:47981 "EHLO mail-wm0-f50.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934192AbdJQIHv (ORCPT ); Tue, 17 Oct 2017 04:07:51 -0400 X-Google-Smtp-Source: ABhQp+RsmWbkSXSUmNoaA5oTE+/43upaFMas6u0pYSpNVrD5i+8pGMuxVSG0Ip28OWn95Um+oGm4og== 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: [PATCH 2/4] dt-bindings: display: amlogic,meson-dw-hdmi: Add optional HDMI 5V regulator Date: Tue, 17 Oct 2017 10:07:42 +0200 Message-Id: <1508227664-11171-3-git-send-email-narmstrong@baylibre.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1508227664-11171-1-git-send-email-narmstrong@baylibre.com> References: <1508227664-11171-1-git-send-email-narmstrong@baylibre.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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. 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