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From: Tomer Maimon <tmaimon77@gmail.com>
To: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
	conor+dt@kernel.org, avifishman70@gmail.com,
	tali.perry1@gmail.com, joel@jms.id.au, venture@google.com,
	yuenn@google.com, benjaminfair@google.com
Cc: openbmc@lists.ozlabs.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, Tomer Maimon <tmaimon77@gmail.com>
Subject: [PATCH RESEND v2 1/2] arm64: dts: nuvoton: combine NPCM845 reset and clk nodes
Date: Mon,  1 Sep 2025 16:24:25 +0300	[thread overview]
Message-ID: <20250901132426.3081648-2-tmaimon77@gmail.com> (raw)
In-Reply-To: <20250901132426.3081648-1-tmaimon77@gmail.com>

Combine the NPCM845 reset and clock controller nodes into a single node
with compatible "nuvoton,npcm845-reset" in nuvoton-common-npcm8xx.dtsi,
using the auxiliary device framework to provide clock functionality.

Update the register range to 0xC4 to cover the shared reset and clock
registers at 0xf0801000.

Remove the separate nuvoton,npcm845-clk node, as the reset driver now
handles clocks via an auxiliary device.

Signed-off-by: Tomer Maimon <tmaimon77@gmail.com>
---
 .../boot/dts/nuvoton/nuvoton-common-npcm8xx.dtsi      | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/arch/arm64/boot/dts/nuvoton/nuvoton-common-npcm8xx.dtsi b/arch/arm64/boot/dts/nuvoton/nuvoton-common-npcm8xx.dtsi
index acd3137d2464..e4053ffefe90 100644
--- a/arch/arm64/boot/dts/nuvoton/nuvoton-common-npcm8xx.dtsi
+++ b/arch/arm64/boot/dts/nuvoton/nuvoton-common-npcm8xx.dtsi
@@ -42,17 +42,12 @@ ahb {
 		interrupt-parent = <&gic>;
 		ranges;
 
-		rstc: reset-controller@f0801000 {
+		clk: rstc: reset-controller@f0801000 {
 			compatible = "nuvoton,npcm845-reset";
-			reg = <0x0 0xf0801000 0x0 0x78>;
-			#reset-cells = <2>;
+			reg = <0x0 0xf0801000 0x0 0xC4>;
 			nuvoton,sysgcr = <&gcr>;
-		};
-
-		clk: clock-controller@f0801000 {
-			compatible = "nuvoton,npcm845-clk";
+			#reset-cells = <2>;
 			#clock-cells = <1>;
-			reg = <0x0 0xf0801000 0x0 0x1000>;
 		};
 
 		apb {
-- 
2.34.1



  reply	other threads:[~2025-09-01 13:24 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-01 13:24 [PATCH RESEND v2 0/2] NPCM845 reset and clock device tree updates Tomer Maimon
2025-09-01 13:24 ` Tomer Maimon [this message]
2025-09-01 13:24 ` [PATCH RESEND v2 2/2] arm64: dts: nuvoton: add refclk and update peripheral clocks for NPCM845 Tomer Maimon
2025-09-03  7:34 ` [PATCH RESEND v2 0/2] NPCM845 reset and clock device tree updates Andrew Jeffery

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