[PATCH v1 10/11] riscv: dts: starfive: jh7110: Add DVP and HDMI TX pixel external clocks

Xingyu Wu xingyu.wu at starfivetech.com
Thu Jan 19 18:44:44 PST 2023


Add DVP and HDMI TX pixel external fixed clocks and the rates are
74.25MHz and 297MHz.

Signed-off-by: Xingyu Wu <xingyu.wu at starfivetech.com>
---
 .../dts/starfive/jh7110-starfive-visionfive-2.dtsi     |  8 ++++++++
 arch/riscv/boot/dts/starfive/jh7110.dtsi               | 10 ++++++++++
 2 files changed, 18 insertions(+)

diff --git a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
index c60280b89c73..e1d66709207a 100644
--- a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
@@ -82,6 +82,14 @@ &mclk_ext {
 	clock-frequency = <12288000>;
 };
 
+&dvp_clk {
+	clock-frequency = <74250000>;
+};
+
+&hdmitx0_pixelclk {
+	clock-frequency = <297000000>;
+};
+
 &uart0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart0_pins>;
diff --git a/arch/riscv/boot/dts/starfive/jh7110.dtsi b/arch/riscv/boot/dts/starfive/jh7110.dtsi
index d0d95ef7aa1a..ab0822ce2095 100644
--- a/arch/riscv/boot/dts/starfive/jh7110.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110.dtsi
@@ -233,6 +233,16 @@ mclk_ext: mclk_ext {
 		#clock-cells = <0>;
 	};
 
+	dvp_clk: dvp_clk {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+	};
+
+	hdmitx0_pixelclk: hdmitx0_pixelclk {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+	};
+
 	soc {
 		compatible = "simple-bus";
 		interrupt-parent = <&plic>;
-- 
2.25.1




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