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Message-Id: <d7bc14cc873759713a1b2247dd64a7fe59dc8c13.1633436959.git.hns@goldelico.com>
Date: Tue, 5 Oct 2021 14:29:18 +0200
From: "H. Nikolaus Schaller" <hns@...delico.com>
To: Paul Cercueil <paul@...pouillou.net>,
Rob Herring <robh+dt@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
"H. Nikolaus Schaller" <hns@...delico.com>,
Geert Uytterhoeven <geert+renesas@...der.be>,
Kees Cook <keescook@...omium.org>,
"Eric W. Biederman" <ebiederm@...ssion.com>,
Miquel Raynal <miquel.raynal@...tlin.com>,
David Airlie <airlied@...ux.ie>,
Daniel Vetter <daniel@...ll.ch>,
Andrzej Hajda <a.hajda@...sung.com>,
Neil Armstrong <narmstrong@...libre.com>,
Robert Foss <robert.foss@...aro.org>,
Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
Jernej Skrabec <jernej.skrabec@...il.com>,
Ezequiel Garcia <ezequiel@...labora.com>,
Harry Wentland <harry.wentland@....com>,
Sam Ravnborg <sam@...nborg.org>,
Maxime Ripard <maxime@...no.tech>,
Hans Verkuil <hverkuil-cisco@...all.nl>,
Liam Girdwood <lgirdwood@...il.com>,
Mark Brown <broonie@...nel.org>,
Paul Boddie <paul@...die.org.uk>
Cc: devicetree@...r.kernel.org, linux-mips@...r.kernel.org,
linux-kernel@...r.kernel.org, letux-kernel@...nphoenux.org,
Jonas Karlman <jonas@...boo.se>,
dri-devel@...ts.freedesktop.org
Subject: [PATCH v5 6/7] MIPS: DTS: CI20: Add DT nodes for HDMI setup
From: Paul Boddie <paul@...die.org.uk>
We need to hook up
* HDMI connector
* HDMI power regulator
* DDC pinmux
* HDMI and LCDC endpoint connections
Signed-off-by: Paul Boddie <paul@...die.org.uk>
Signed-off-by: H. Nikolaus Schaller <hns@...delico.com>
---
arch/mips/boot/dts/ingenic/ci20.dts | 67 +++++++++++++++++++++++++++++
1 file changed, 67 insertions(+)
diff --git a/arch/mips/boot/dts/ingenic/ci20.dts b/arch/mips/boot/dts/ingenic/ci20.dts
index a688809beebc..4776be35b14d 100644
--- a/arch/mips/boot/dts/ingenic/ci20.dts
+++ b/arch/mips/boot/dts/ingenic/ci20.dts
@@ -78,6 +78,18 @@ eth0_power: fixedregulator@0 {
enable-active-high;
};
+ hdmi_out: connector {
+ compatible = "hdmi-connector";
+ label = "HDMI OUT";
+ type = "a";
+
+ port {
+ hdmi_con: endpoint {
+ remote-endpoint = <&dw_hdmi_out>;
+ };
+ };
+ };
+
ir: ir {
compatible = "gpio-ir-receiver";
gpios = <&gpe 3 GPIO_ACTIVE_LOW>;
@@ -102,6 +114,17 @@ otg_power: fixedregulator@2 {
gpio = <&gpf 14 GPIO_ACTIVE_LOW>;
enable-active-high;
};
+
+ hdmi_power: fixedregulator@3 {
+ compatible = "regulator-fixed";
+
+ regulator-name = "hdmi_power";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+
+ gpio = <&gpa 25 GPIO_ACTIVE_LOW>;
+ enable-active-high;
+ };
};
&ext {
@@ -506,6 +529,12 @@ pins_i2c4: i2c4 {
bias-disable;
};
+ pins_hdmi_ddc: hdmi_ddc {
+ function = "hdmi-ddc";
+ groups = "hdmi-ddc";
+ bias-disable;
+ };
+
pins_nemc: nemc {
function = "nemc";
groups = "nemc-data", "nemc-cle-ale", "nemc-rd-we", "nemc-frd-fwe";
@@ -536,3 +565,41 @@ pins_mmc1: mmc1 {
bias-disable;
};
};
+
+&hdmi {
+ status = "okay";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&pins_hdmi_ddc>;
+
+ hdmi-5v-supply = <&hdmi_power>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ dw_hdmi_in: endpoint {
+ remote-endpoint = <&lcd_out>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ dw_hdmi_out: endpoint {
+ remote-endpoint = <&hdmi_con>;
+ };
+ };
+ };
+};
+
+&lcdc0 {
+ status = "okay";
+
+ port {
+ lcd_out: endpoint {
+ remote-endpoint = <&dw_hdmi_in>;
+ };
+ };
+};
--
2.33.0
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