linux-kernel - [PATCH RFC 4/6] riscv: dts: thead: Add PWM controller node

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Message-Id: <20250524-rust-next-pwm-working-fan-for-sending-v1-4-bdd2d5094ff7@samsung.com>
Date: Sat, 24 May 2025 23:14:58 +0200
From: Michal Wilczynski <m.wilczynski@...sung.com>
To: Uwe Kleine-König <ukleinek@...nel.org>,  Miguel Ojeda
	<ojeda@...nel.org>, Alex Gaynor <alex.gaynor@...il.com>,  Boqun Feng
	<boqun.feng@...il.com>, Gary Guo <gary@...yguo.net>, 
	Björn Roy Baron <bjorn3_gh@...tonmail.com>,  Benno Lossin
	<benno.lossin@...ton.me>,  Andreas Hindborg <a.hindborg@...nel.org>, Alice
	Ryhl <aliceryhl@...gle.com>,  Trevor Gross <tmgross@...ch.edu>, Danilo
	Krummrich <dakr@...nel.org>,  Michal Wilczynski <m.wilczynski@...sung.com>,
	Drew Fustini <drew@...7.com>,  Guo Ren <guoren@...nel.org>, Fu Wei
	<wefu@...hat.com>,  Rob Herring <robh@...nel.org>, Krzysztof Kozlowski
	<krzk+dt@...nel.org>,  Conor Dooley <conor+dt@...nel.org>,  Paul Walmsley
	<paul.walmsley@...ive.com>,  Palmer Dabbelt <palmer@...belt.com>, Albert Ou
	<aou@...s.berkeley.edu>,  Alexandre Ghiti <alex@...ti.fr>,  Marek Szyprowski
	<m.szyprowski@...sung.com>
Cc: linux-kernel@...r.kernel.org, linux-pwm@...r.kernel.org,
	rust-for-linux@...r.kernel.org, linux-riscv@...ts.infradead.org, 
	devicetree@...r.kernel.org
Subject: [PATCH RFC 4/6] riscv: dts: thead: Add PWM controller node

Add the Device Tree node for the T-HEAD TH1520 SoC's PWM controller.

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 527336417765d8470426f2985e1bc22eeafb31aa..f24e12d7259fabcfbdc2dfa966d759db06684ab4 100644
--- a/arch/riscv/boot/dts/thead/th1520.dtsi
+++ b/arch/riscv/boot/dts/thead/th1520.dtsi
@@ -482,6 +482,13 @@ uart2: serial@...c010000 {
 			status = "disabled";
 		};
 
+		pwm: pwm@...c01c000 {
+			compatible = "thead,th1520-pwm";
+			reg = <0xff 0xec01c000 0x0 0x4000>;
+			clocks = <&clk CLK_PWM>;
+			#pwm-cells = <3>;
+		};
+
 		clk: clock-controller@...f010000 {
 			compatible = "thead,th1520-clk-ap";
 			reg = <0xff 0xef010000 0x0 0x1000>;

-- 
2.34.1