linux-kernel - [PATCH v2 5/5] arm64: dts: rockchip: Add naneng-combphy for RK3528

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Message-ID: <20250509004121.36058-7-ziyao@disroot.org>
Date: Fri,  9 May 2025 00:41:22 +0000
From: Yao Zi <ziyao@...root.org>
To: Vinod Koul <vkoul@...nel.org>,
	Kishon Vijay Abraham I <kishon@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Heiko Stuebner <heiko@...ech.de>,
	Yao Zi <ziyao@...root.org>,
	Frank Wang <frank.wang@...k-chips.com>,
	Andy Yan <andy.yan@...k-chips.com>,
	Cristian Ciocaltea <cristian.ciocaltea@...labora.com>,
	Detlev Casanova <detlev.casanova@...labora.com>,
	Shresth Prasad <shresthprasad7@...il.com>,
	Chukun Pan <amadeus@....edu.cn>,
	Jonas Karlman <jonas@...boo.se>
Cc: linux-phy@...ts.infradead.org,
	devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-rockchip@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH v2 5/5] arm64: dts: rockchip: Add naneng-combphy for RK3528

Rockchip RK3528 ships a naneng-combphy that is shared by PCIe and USB
3.0 controllers. Describe it and the pipe-phy grf which it depends on.

Signed-off-by: Yao Zi <ziyao@...root.org>
---
 arch/arm64/boot/dts/rockchip/rk3528.dtsi | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3528.dtsi b/arch/arm64/boot/dts/rockchip/rk3528.dtsi
index 193b84b5e912..672350400774 100644
--- a/arch/arm64/boot/dts/rockchip/rk3528.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3528.dtsi
@@ -334,6 +334,11 @@ vpu_grf: syscon@...40000 {
 			reg = <0x0 0xff340000 0x0 0x8000>;
 		};
 
+		pipe_phy_grf: syscon@...48000 {
+			compatible = "rockchip,rk3528-pipe-phy-grf", "syscon";
+			reg = <0x0 0xff348000 0x0 0x8000>;
+		};
+
 		vo_grf: syscon@...60000 {
 			compatible = "rockchip,rk3528-vo-grf", "syscon";
 			reg = <0x0 0xff360000 0x0 0x10000>;
@@ -778,6 +783,23 @@ dmac: dma-controller@...60000 {
 			arm,pl330-periph-burst;
 		};
 
+		combphy: phy@...c0000 {
+			compatible = "rockchip,rk3528-naneng-combphy";
+			reg = <0x0 0xffdc0000 0x0 0x10000>;
+			#phy-cells = <1>;
+			clocks = <&cru CLK_REF_PCIE_INNER_PHY>, <&cru PCLK_PCIE_PHY>,
+				 <&cru PCLK_PIPE_GRF>;
+			clock-names = "ref", "apb",
+				      "pipe";
+			assigned-clocks = <&cru CLK_REF_PCIE_INNER_PHY>;
+			assigned-clock-rates = <100000000>;
+			resets = <&cru SRST_PCIE_PIPE_PHY>, <&cru SRST_P_PCIE_PHY>;
+			reset-names = "phy", "apb";
+			rockchip,pipe-grf = <&vpu_grf>;
+			rockchip,pipe-phy-grf = <&pipe_phy_grf>;
+			status = "disabled";
+		};
+
 		pinctrl: pinctrl {
 			compatible = "rockchip,rk3528-pinctrl";
 			rockchip,grf = <&ioc_grf>;
-- 
2.49.0