linux-kernel - [PATCH v7 3/3] riscv: dts: thead: Add device tree VO clock controller

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Message-Id: <20250403094425.876981-4-m.wilczynski@samsung.com>
Date: Thu,  3 Apr 2025 11:44:25 +0200
From: Michal Wilczynski <m.wilczynski@...sung.com>
To: mturquette@...libre.com, sboyd@...nel.org, robh@...nel.org,
	krzk+dt@...nel.org, conor+dt@...nel.org, drew@...7.com, guoren@...nel.org,
	wefu@...hat.com, paul.walmsley@...ive.com, palmer@...belt.com,
	aou@...s.berkeley.edu, alex@...ti.fr, jszhang@...nel.org,
	p.zabel@...gutronix.de, m.szyprowski@...sung.com
Cc: linux-clk@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org, Michal
	Wilczynski <m.wilczynski@...sung.com>
Subject: [PATCH v7 3/3] riscv: dts: thead: Add device tree VO clock
 controller

VO clocks reside in a different address space from the AP clocks on the
T-HEAD SoC. Add the device tree node of a clock-controller to handle
VO address space as well.

Signed-off-by: Michal Wilczynski <m.wilczynski@...sung.com>
---
 arch/riscv/boot/dts/thead/th1520.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/riscv/boot/dts/thead/th1520.dtsi b/arch/riscv/boot/dts/thead/th1520.dtsi
index 527336417765..d4cba0713cab 100644
--- a/arch/riscv/boot/dts/thead/th1520.dtsi
+++ b/arch/riscv/boot/dts/thead/th1520.dtsi
@@ -489,6 +489,13 @@ clk: clock-controller@...f010000 {
 			#clock-cells = <1>;
 		};
 
+		clk_vo: clock-controller@...f528050 {
+			compatible = "thead,th1520-clk-vo";
+			reg = <0xff 0xef528050 0x0 0xfb0>;
+			clocks = <&clk CLK_VIDEO_PLL>;
+			#clock-cells = <1>;
+		};
+
 		dmac0: dma-controller@...fc00000 {
 			compatible = "snps,axi-dma-1.01a";
 			reg = <0xff 0xefc00000 0x0 0x1000>;
-- 
2.34.1