linux-kernel - [PATCH v2 10/11] riscv: dts: starfive: jh7110: Add DVP and HDMI TX pixel external clocks

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Message-ID: <20230221083323.302471-11-xingyu.wu@starfivetech.com>
Date:   Tue, 21 Feb 2023 16:33:22 +0800
From:   Xingyu Wu <xingyu.wu@...rfivetech.com>
To:     <linux-riscv@...ts.infradead.org>, <devicetree@...r.kernel.org>,
        "Michael Turquette" <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Emil Renner Berthing <kernel@...il.dk>
CC:     Rob Herring <robh+dt@...nel.org>, Conor Dooley <conor@...nel.org>,
        "Paul Walmsley" <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Hal Feng <hal.feng@...rfivetech.com>,
        Xingyu Wu <xingyu.wu@...rfivetech.com>,
        <linux-kernel@...r.kernel.org>, <linux-clk@...r.kernel.org>
Subject: [PATCH v2 10/11] riscv: dts: starfive: jh7110: Add DVP and HDMI TX pixel external clocks

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

Signed-off-by: Xingyu Wu <xingyu.wu@...rfivetech.com>
---
 .../dts/starfive/jh7110-starfive-visionfive-2.dtsi   |  8 ++++++++
 arch/riscv/boot/dts/starfive/jh7110.dtsi             | 12 ++++++++++++
 2 files changed, 20 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 c2aa8946a0f1..27af817a55aa 100644
--- a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
@@ -86,6 +86,14 @@ &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 005ead2624d4..a5e6fb3ad188 100644
--- a/arch/riscv/boot/dts/starfive/jh7110.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110.dtsi
@@ -245,6 +245,18 @@ mclk_ext: mclk-ext-clock {
 		#clock-cells = <0>;
 	};
 
+	dvp_clk: dvp-clk-clock {
+		compatible = "fixed-clock";
+		clock-output-names = "dvp_clk";
+		#clock-cells = <0>;
+	};
+
+	hdmitx0_pixelclk: hdmitx0-pixelclk-clock {
+		compatible = "fixed-clock";
+		clock-output-names = "hdmitx0_pixelclk";
+		#clock-cells = <0>;
+	};
+
 	soc {
 		compatible = "simple-bus";
 		interrupt-parent = <&plic>;
-- 
2.25.1