linux-kernel - [PATCH 2/8] arm64: dts: exynos990: Add sysreg nodes for PERIC0 and PERIC1

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Message-Id: <20250907-perics-add-usinodes-v1-2-ae7600491a7f@gmail.com>
Date: Sun, 07 Sep 2025 21:33:58 +0000
From: Denzeel Oliva <wachiturroxd150@...il.com>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Alim Akhtar <alim.akhtar@...sung.com>, 
 Sam Protsenko <semen.protsenko@...aro.org>, 
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
 Jiri Slaby <jirislaby@...nel.org>, Andi Shyti <andi.shyti@...nel.org>
Cc: devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
 linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org, 
 Krzysztof Kozlowski <krzk@...nel.org>, linux-serial@...r.kernel.org, 
 linux-i2c@...r.kernel.org, Denzeel Oliva <wachiturroxd150@...il.com>
Subject: [PATCH 2/8] arm64: dts: exynos990: Add sysreg nodes for PERIC0 and
 PERIC1

Add syscon nodes for PERIC0 and PERIC1 blocks.
These are required for configuring the USI, SPI and I2C controllers.

Signed-off-by: Denzeel Oliva <wachiturroxd150@...il.com>
---
 arch/arm64/boot/dts/exynos/exynos990.dtsi | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/arch/arm64/boot/dts/exynos/exynos990.dtsi b/arch/arm64/boot/dts/exynos/exynos990.dtsi
index 7179109c49d0b0984c8d8eb2d24c0be1c6e015c3..f8e2a31b4b7519b83aa31deefbc40e5edbb8186a 100644
--- a/arch/arm64/boot/dts/exynos/exynos990.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos990.dtsi
@@ -260,6 +260,12 @@ cmu_peric0: clock-controller@...00000 {
 			clock-names = "oscclk", "bus", "ip";
 		};
 
+		sysreg_peric0: syscon@...20000 {
+			compatible = "samsung,exynos990-peric0-sysreg", "syscon";
+			reg = <0x10420000 0x10000>;
+			clocks = <&cmu_peric0 CLK_GOUT_PERIC0_SYSREG_PCLK>;
+		};
+
 		pinctrl_peric0: pinctrl@...30000 {
 			compatible = "samsung,exynos990-pinctrl";
 			reg = <0x10430000 0x1000>;
@@ -277,6 +283,12 @@ cmu_peric1: clock-controller@...00000 {
 			clock-names = "oscclk", "bus", "ip";
 		};
 
+		sysreg_peric1: syscon@...20000 {
+			compatible = "samsung,exynos990-peric1-sysreg", "syscon";
+			reg = <0x10720000 0x10000>;
+			clocks = <&cmu_peric1 CLK_GOUT_PERIC1_SYSREG_PCLK>;
+		};
+
 		pinctrl_peric1: pinctrl@...30000 {
 			compatible = "samsung,exynos990-pinctrl";
 			reg = <0x10730000 0x1000>;

-- 
2.50.1