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Subject[PATCH 4/4 v6] arc: axs10x - add support of ARC PGU
Date
Synopsys DesignWare ARC SDP boards sport ARC SDP display
controller attached to ADV7511 HDMI encoder.

That change adds desctiption of both ARC PGU and ADV7511 in
ARC SDP'd base-board Device Tree.

Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Pawel Moll <pawel.moll@arm.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Ian Campbell <ijc+devicetree@hellion.org.uk>
Cc: Kumar Gala <galak@codeaurora.org>
Cc: Vineet Gupta <vgupta@synopsys.com>
Cc: devicetree@vger.kernel.org
Cc: linux-snps-arc@lists.infradead.org
---

No changes v5 -> v6.

No changes v4 -> v5.

Changes v3 -> v4:
* Removed "0x" from node names (as suggested by Rob)

No changes v2 -> v3.

Changes v1 -> v2:
* Added missing "pxlclk" clock in axs10x_mb.dtsi

arch/arc/boot/dts/axs10x_mb.dtsi | 61 ++++++++++++++++++++++++++++++++++++++++
1 file changed, 61 insertions(+)

diff --git a/arch/arc/boot/dts/axs10x_mb.dtsi b/arch/arc/boot/dts/axs10x_mb.dtsi
index ab5d570..823f15c 100644
--- a/arch/arc/boot/dts/axs10x_mb.dtsi
+++ b/arch/arc/boot/dts/axs10x_mb.dtsi
@@ -34,6 +34,12 @@
clock-frequency = <50000000>;
#clock-cells = <0>;
};
+
+ pguclk: pguclk {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <74440000>;
+ };
};

ethernet@0x18000 {
@@ -155,6 +161,37 @@
clocks = <&i2cclk>;
interrupts = <16>;

+ adv7511:adv7511@39{
+ compatible="adi,adv7511";
+ reg = <0x39>;
+ interrupts = <23>;
+ adi,input-depth = <8>;
+ adi,input-colorspace = "rgb";
+ adi,input-clock = "1x";
+ adi,clock-delay = <0x03>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ /* RGB/YUV input */
+ port@0 {
+ reg = <0>;
+ adv7511_input:endpoint {
+ remote-endpoint = <&pgu_output>;
+ };
+ };
+
+ /* HDMI output */
+ port@1 {
+ reg = <1>;
+ adv7511_output: endpoint {
+ remote-endpoint = <&hdmi_connector_in>;
+ };
+ };
+ };
+ };
+
eeprom@0x54{
compatible = "24c01";
reg = <0x54>;
@@ -168,6 +205,16 @@
};
};

+ hdmi0: connector {
+ compatible = "hdmi-connector";
+ type = "a";
+ port {
+ hdmi_connector_in: endpoint {
+ remote-endpoint = <&adv7511_output>;
+ };
+ };
+ };
+
gpio0:gpio@13000 {
compatible = "snps,dw-apb-gpio";
reg = <0x13000 0x1000>;
@@ -229,5 +276,19 @@
reg = <2>;
};
};
+
+ pgu@17000 {
+ compatible = "snps,arcpgu";
+ reg = <0x17000 0x400>;
+ encoder-slave = <&adv7511>;
+ clocks = <&pguclk>;
+ clock-names = "pxlclk";
+
+ port {
+ pgu_output: endpoint {
+ remote-endpoint = <&adv7511_input>;
+ };
+ };
+ };
};
};
--
2.5.5
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