linux-kernel - [PATCH v2 11/11] arm64: dts: airoha: en7581: add USB nodes

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Message-ID: <20250320130054.4804-12-ansuelsmth@gmail.com>
Date: Thu, 20 Mar 2025 14:00:34 +0100
From: Christian Marangi <ansuelsmth@...il.com>
To: Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Christian Marangi <ansuelsmth@...il.com>,
	Vinod Koul <vkoul@...nel.org>,
	Kishon Vijay Abraham I <kishon@...nel.org>,
	Matthias Brugger <matthias.bgg@...il.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
	Lorenzo Bianconi <lorenzo@...nel.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Daniel Danzberger <dd@...edd.com>,
	Arnd Bergmann <arnd@...db.de>,
	Alexander Sverdlin <alexander.sverdlin@...il.com>,
	Nikita Shubin <nikita.shubin@...uefel.me>,
	Linus Walleij <linus.walleij@...aro.org>,
	Yangyu Chen <cyy@...self.name>,
	Ben Hutchings <ben@...adent.org.uk>,
	Felix Fietkau <nbd@....name>,
	linux-clk@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-phy@...ts.infradead.org,
	linux-mediatek@...ts.infradead.org,
	linux-usb@...r.kernel.org,
	upstream@...oha.com
Subject: [PATCH v2 11/11] arm64: dts: airoha: en7581: add USB nodes

Add USB nodes required for USB support of Airoha EN7581 with the correct
define of Serdes Port and Monitor Clock for USB 2.0 calibration.

Signed-off-by: Christian Marangi <ansuelsmth@...il.com>
---
 arch/arm64/boot/dts/airoha/en7581.dtsi | 49 ++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)

diff --git a/arch/arm64/boot/dts/airoha/en7581.dtsi b/arch/arm64/boot/dts/airoha/en7581.dtsi
index 26b136940917..d1cec63bb77f 100644
--- a/arch/arm64/boot/dts/airoha/en7581.dtsi
+++ b/arch/arm64/boot/dts/airoha/en7581.dtsi
@@ -3,7 +3,10 @@
 #include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/clock/en7523-clk.h>
+#include <dt-bindings/phy/phy.h>
+#include <dt-bindings/phy/airoha,an7581-usb-phy.h>
 #include <dt-bindings/reset/airoha,en7581-reset.h>
+#include <dt-bindings/soc/airoha,scu-ssr.h>
 
 / {
 	interrupt-parent = <&gic>;
@@ -195,6 +198,52 @@ rng@...a1000 {
 			interrupts = <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>;
 		};
 
+		usb0: usb@...b0000 {
+			compatible = "mediatek,mtk-xhci";
+			reg = <0x0 0x1fab0000 0x0 0x3e00>,
+				<0x0 0x1fab3e00 0x0 0x100>;
+			reg-names = "mac", "ippc";
+			interrupts = <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>;
+
+			phys = <&usb0_phy PHY_TYPE_USB2>, <&usb0_phy PHY_TYPE_USB3>;
+
+			status = "disabled";
+		};
+
+		usb0_phy: phy@...c0000 {
+			compatible = "airoha,an7581-usb-phy";
+			reg = <0x0 0x1fac0000 0x0 0x10000>;
+
+			airoha,scu = <&scuclk>;
+			airoha,usb2-monitor-clk-sel = <AIROHA_USB2_MONCLK_SEL1>;
+			airoha,serdes-port = <AIROHA_SCU_SERDES_USB1>;
+
+			#phy-cells = <1>;
+		};
+
+		usb1: usb@...d0000 {
+			compatible = "mediatek,mtk-xhci";
+			reg = <0x0 0x1fad0000 0x0 0x3e00>,
+				<0x0 0x1fad3e00 0x0 0x100>;
+			reg-names = "mac", "ippc";
+			interrupts = <GIC_SPI 150 IRQ_TYPE_LEVEL_HIGH>;
+
+			phys = <&usb1_phy PHY_TYPE_USB2>, <&usb1_phy PHY_TYPE_USB3>;
+
+			status = "disabled";
+		};
+
+		usb1_phy: phy@...e0000 {
+			compatible = "airoha,an7581-usb-phy";
+			reg = <0x0 0x1fae0000 0x0 0x10000>;
+
+			airoha,scu = <&scuclk>;
+			airoha,usb2-monitor-clk-sel = <AIROHA_USB2_MONCLK_SEL2>;
+			airoha,serdes-port = <AIROHA_SCU_SERDES_USB2>;
+
+			#phy-cells = <1>;
+		};
+
 		system-controller@...f0200 {
 			compatible = "airoha,en7581-gpio-sysctl", "syscon",
 				     "simple-mfd";
-- 
2.48.1