linux-kernel - [PATCH v2 1/1] arm64: dts: exynos990: Add clock management unit nodes

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20241215170803.1756850-2-igor.belwon@mentallysanemainliners.org>
Date: Sun, 15 Dec 2024 18:08:03 +0100
From: Igor Belwon <igor.belwon@...tallysanemainliners.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>
Cc: devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-samsung-soc@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH v2 1/1] arm64: dts: exynos990: Add clock management unit nodes

Add CMU nodes for:
- cmu_top: provides clocks for other blocks
- cmu_hsi0: provides clocks for usb31

Signed-off-by: Igor Belwon <igor.belwon@...tallysanemainliners.org>
---
 arch/arm64/boot/dts/exynos/exynos990.dtsi | 28 +++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/arch/arm64/boot/dts/exynos/exynos990.dtsi b/arch/arm64/boot/dts/exynos/exynos990.dtsi
index 2619f821bc7c..d6a8c04e6602 100644
--- a/arch/arm64/boot/dts/exynos/exynos990.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos990.dtsi
@@ -5,6 +5,7 @@
  * Copyright (c) 2024, Igor Belwon <igor.belwon@...tallysanemainliners.org>
  */
 
+#include <dt-bindings/clock/samsung,exynos990.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 
 / {
@@ -199,6 +200,24 @@ pinctrl_peric1: pinctrl@...30000 {
 			interrupts = <GIC_SPI 417 IRQ_TYPE_LEVEL_HIGH>;
 		};
 
+		cmu_hsi0: clock-controller@...00000 {
+			compatible = "samsung,exynos990-cmu-hsi0";
+			reg = <0x10a00000 0x8000>;
+			#clock-cells = <1>;
+
+			clocks = <&oscclk>,
+				 <&cmu_top CLK_DOUT_CMU_HSI0_BUS>,
+				 <&cmu_top CLK_DOUT_CMU_HSI0_USB31DRD>,
+				 <&cmu_top CLK_DOUT_CMU_HSI0_USBDP_DEBUG>,
+				 <&cmu_top CLK_DOUT_CMU_HSI0_DPGTC>;
+			clock-names = "oscclk",
+				      "bus",
+				      "usb31drd",
+				      "usbdp_debug",
+				      "dpgtc";
+
+		};
+
 		pinctrl_hsi1: pinctrl@...40000 {
 			compatible = "samsung,exynos990-pinctrl";
 			reg = <0x13040000 0x1000>;
@@ -245,6 +264,15 @@ pinctrl_cmgp: pinctrl@...30000 {
 			compatible = "samsung,exynos990-pinctrl";
 			reg = <0x15c30000 0x1000>;
 		};
+
+		cmu_top: clock-controller@...30000 {
+			compatible = "samsung,exynos990-cmu-top";
+			reg = <0x1a330000 0x8000>;
+			#clock-cells = <1>;
+
+			clocks = <&oscclk>;
+			clock-names = "oscclk";
+		};
 	};
 
 	timer {
-- 
2.45.2