linux-kernel - [PATCH 3/9] arm64: dts: exynos: gs101: add sysreg_misc and sysreg

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Message-Id: <20251013-automatic-clocks-v1-3-72851ee00300@linaro.org>
Date: Mon, 13 Oct 2025 21:51:32 +0100
From: Peter Griffin <peter.griffin@...aro.org>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Alim Akhtar <alim.akhtar@...sung.com>, 
 André Draszik <andre.draszik@...aro.org>, 
 Tudor Ambarus <tudor.ambarus@...aro.org>, 
 Michael Turquette <mturquette@...libre.com>, 
 Stephen Boyd <sboyd@...nel.org>, Sam Protsenko <semen.protsenko@...aro.org>, 
 Sylwester Nawrocki <s.nawrocki@...sung.com>, 
 Chanwoo Choi <cw00.choi@...sung.com>
Cc: Will McVicker <willmcvicker@...gle.com>, 
 Krzysztof Kozlowski <krzk@...nel.org>, devicetree@...r.kernel.org, 
 linux-arm-kernel@...ts.infradead.org, linux-samsung-soc@...r.kernel.org, 
 linux-kernel@...r.kernel.org, linux-clk@...r.kernel.org, 
 Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>, 
 kernel-team@...roid.com, Peter Griffin <peter.griffin@...aro.org>
Subject: [PATCH 3/9] arm64: dts: exynos: gs101: add sysreg_misc and
 sysreg_hsi0 nodes

Add syscon DT node for the hsi0 and misc sysreg controllers. These will be
referenced by their respective CMU nodes in future patchs.

Signed-off-by: Peter Griffin <peter.griffin@...aro.org>
---
 arch/arm64/boot/dts/exynos/google/gs101.dtsi | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/arch/arm64/boot/dts/exynos/google/gs101.dtsi b/arch/arm64/boot/dts/exynos/google/gs101.dtsi
index 31c99526470d0bb946d498f7546e70c84ed4845b..d1e3226da6472bb9db766926100a6b9855d7a30c 100644
--- a/arch/arm64/boot/dts/exynos/google/gs101.dtsi
+++ b/arch/arm64/boot/dts/exynos/google/gs101.dtsi
@@ -295,6 +295,12 @@ cmu_misc: clock-controller@...10000 {
 			clock-names = "bus", "sss";
 		};
 
+		sysreg_misc: syscon@...30000 {
+			compatible = "google,gs101-misc-sysreg", "syscon";
+			reg = <0x10030000 0x10000>;
+			clocks = <&cmu_misc CLK_GOUT_MISC_SYSREG_MISC_PCLK>;
+		};
+
 		timer@...50000 {
 			compatible = "google,gs101-mct",
 				     "samsung,exynos4210-mct";
@@ -1277,6 +1283,12 @@ cmu_hsi0: clock-controller@...00000 {
 				      "usbdpdbg";
 		};
 
+		sysreg_hsi0: syscon@...20000 {
+			compatible = "google,gs101-hsi0-sysreg", "syscon";
+			reg = <0x11020000 0x10000>;
+			clocks = <&cmu_hsi0 CLK_GOUT_HSI0_SYSREG_HSI0_PCLK>;
+		};
+
 		usbdrd31_phy: phy@...00000 {
 			compatible = "google,gs101-usb31drd-phy";
 			reg = <0x11100000 0x0200>,

-- 
2.51.0.760.g7b8bcc2412-goog