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Groups > linux.kernel > #1532224
| From | Bartosz Golaszewski <bgolaszewski@baylibre.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v3 1/2] ARM: dts: da850-lcdk: add the dumb-vga-dac node |
| Date | 2016-11-29 13:00 +0100 |
| Message-ID | <sIPeO-7XO-27@gated-at.bofh.it> (permalink) |
| References | <sIPeN-7XO-9@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Add the dumb-vga-dac node to the board DT together with corresponding
ports and vga connector. This allows to retrieve the edid info from
the display automatically.
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
---
arch/arm/boot/dts/da850-lcdk.dts | 58 ++++++++++++++++++++++++++++++++++++++++
arch/arm/boot/dts/da850.dtsi | 17 ++++++++++++
2 files changed, 75 insertions(+)
diff --git a/arch/arm/boot/dts/da850-lcdk.dts b/arch/arm/boot/dts/da850-lcdk.dts
index 711b9ad..d864f11 100644
--- a/arch/arm/boot/dts/da850-lcdk.dts
+++ b/arch/arm/boot/dts/da850-lcdk.dts
@@ -50,6 +50,53 @@
system-clock-frequency = <24576000>;
};
};
+
+ vga_bridge {
+ compatible = "dumb-vga-dac";
+ pinctrl-names = "default";
+ pinctrl-0 = <&lcd_pins>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+
+ vga_bridge_in: endpoint@0 {
+ reg = <0>;
+ remote-endpoint = <&display_out_vga>;
+ };
+ };
+
+ port@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+
+ vga_bridge_out: endpoint@0 {
+ reg = <0>;
+ remote-endpoint = <&vga_con_in>;
+ };
+ };
+ };
+ };
+
+ vga {
+ compatible = "vga-connector";
+
+ ddc-i2c-bus = <&i2c0>;
+
+ port {
+ vga_con_in: endpoint {
+ remote-endpoint = <&vga_bridge_out>;
+ };
+ };
+ };
};
&pmx_core {
@@ -235,3 +282,14 @@
&memctrl {
status = "okay";
};
+
+&display {
+ status = "okay";
+};
+
+&display_out {
+ display_out_vga: endpoint@0 {
+ reg = <0>;
+ remote-endpoint = <&vga_bridge_in>;
+ };
+};
diff --git a/arch/arm/boot/dts/da850.dtsi b/arch/arm/boot/dts/da850.dtsi
index 4070619..5f4ba2e 100644
--- a/arch/arm/boot/dts/da850.dtsi
+++ b/arch/arm/boot/dts/da850.dtsi
@@ -454,6 +454,23 @@
reg = <0x213000 0x1000>;
interrupts = <52>;
status = "disabled";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ display_in: port@0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ };
+
+ display_out: port@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+ };
+ };
};
};
aemif: aemif@68000000 {
--
2.9.3
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[PATCH v3 0/2] ARM: dts: da850: tilcdc related DT changes Bartosz Golaszewski <bgolaszewski@baylibre.com> - 2016-11-29 13:00 +0100
[PATCH v3 1/2] ARM: dts: da850-lcdk: add the dumb-vga-dac node Bartosz Golaszewski <bgolaszewski@baylibre.com> - 2016-11-29 13:00 +0100
Re: [PATCH v3 1/2] ARM: dts: da850-lcdk: add the dumb-vga-dac node Tomi Valkeinen <tomi.valkeinen@ti.com> - 2016-12-05 14:00 +0100
Re: [PATCH v3 1/2] ARM: dts: da850-lcdk: add the dumb-vga-dac node Bartosz Golaszewski <bgolaszewski@baylibre.com> - 2016-12-06 14:10 +0100
Re: [PATCH v3 1/2] ARM: dts: da850-lcdk: add the dumb-vga-dac node Bartosz Golaszewski <bgolaszewski@baylibre.com> - 2016-12-06 16:10 +0100
Re: [PATCH v3 1/2] ARM: dts: da850-lcdk: add the dumb-vga-dac node Sekhar Nori <nsekhar@ti.com> - 2016-12-06 16:20 +0100
Re: [PATCH v3 1/2] ARM: dts: da850-lcdk: add the dumb-vga-dac node Rob Herring <robh+dt@kernel.org> - 2016-12-05 15:50 +0100
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