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From: Umer Uddin <umer.uddin@mentallysanemainliners.org>
To: Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Alim Akhtar <alim.akhtar@samsung.com>
Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH v1 1/1] arm64: dts: exynos990: Add CMU_HSI1 node
Date: Wed, 28 May 2025 11:58:21 +0100	[thread overview]
Message-ID: <20250528105821.158140-2-umer.uddin@mentallysanemainliners.org> (raw)
In-Reply-To: <20250528105821.158140-1-umer.uddin@mentallysanemainliners.org>

CMU_HSI1 is a new clock controller that provides clocks for the
DesignWare MMC Controller, PCIE subsystem and UFS subsystem.

Signed-off-by: Umer Uddin <umer.uddin@mentallysanemainliners.org>
---
 arch/arm64/boot/dts/exynos/exynos990.dtsi | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/arch/arm64/boot/dts/exynos/exynos990.dtsi b/arch/arm64/boot/dts/exynos/exynos990.dtsi
index dd7f99f51..4ab6e35f0 100644
--- a/arch/arm64/boot/dts/exynos/exynos990.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos990.dtsi
@@ -254,6 +254,25 @@ cmu_hsi0: clock-controller@10a00000 {
 				      "dpgtc";
 		};
 
+		cmu_hsi1: clock-controller@13000000 {
+			compatible = "samsung,exynos990-cmu-hsi1";
+			reg = <0x13000000 0x8000>;
+			#clock-cells = <1>;
+
+			clocks = <&oscclk>,
+				 <&cmu_top CLK_DOUT_CMU_HSI1_BUS>,
+				 <&cmu_top CLK_DOUT_CMU_HSI1_MMC_CARD>,
+				 <&cmu_top CLK_DOUT_CMU_HSI1_PCIE>,
+				 <&cmu_top CLK_DOUT_CMU_HSI1_UFS_CARD>,
+				 <&cmu_top CLK_DOUT_CMU_HSI1_UFS_EMBD>;
+			clock-names = "oscclk",
+				      "bus",
+				      "mmc_card",
+				      "pcie",
+				      "ufs_card",
+				      "ufs_embd";
+		};
+
 		pinctrl_hsi1: pinctrl@13040000 {
 			compatible = "samsung,exynos990-pinctrl";
 			reg = <0x13040000 0x1000>;
-- 
2.47.2


  reply	other threads:[~2025-05-28 10:58 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-05-28 10:58 [PATCH v1 0/1] Enable CMU_HSI1 for Exynos990 Umer Uddin
2025-05-28 10:58 ` Umer Uddin [this message]
2025-05-28 12:37 ` Rob Herring (Arm)
2025-08-13  8:01 ` Krzysztof Kozlowski

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