From: Neil Armstrong <narmstrong@baylibre.com>
To: airlied@linux.ie
Cc: Neil Armstrong <narmstrong@baylibre.com>,
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 [thread overview]
Message-ID: <1512561268-29806-3-git-send-email-narmstrong@baylibre.com> (raw)
In-Reply-To: <1512561268-29806-1-git-send-email-narmstrong@baylibre.com>
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 <robh@kernel.org>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
---
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
prev parent reply other threads:[~2017-12-06 11:54 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1512561268-29806-1-git-send-email-narmstrong@baylibre.com>
2017-12-06 11:54 ` [RESEND PATCH 1/4] dt-bindings: display: amlogic,meson-vpu: Add optional power domain property Neil Armstrong
2017-12-06 11:54 ` Neil Armstrong [this message]
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