linux-kernel - [next v7 5/8] arm64: dts: mt7986: add usb related device nodes

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Message-Id: <20221127114142.156573-6-linux@fw-web.de>
Date:   Sun, 27 Nov 2022 12:41:39 +0100
From:   Frank Wunderlich <linux@...web.de>
To:     linux-mediatek@...ts.infradead.org
Cc:     Frank Wunderlich <frank-w@...lic-files.de>,
        Ryder Lee <ryder.lee@...iatek.com>,
        Jianjun Wang <jianjun.wang@...iatek.com>,
        Lorenzo Pieralisi <lpieralisi@...nel.org>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Wilczyński <kw@...ux.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Chunfeng Yun <chunfeng.yun@...iatek.com>,
        Vinod Koul <vkoul@...nel.org>,
        Kishon Vijay Abraham I <kishon@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        linux-pci@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-phy@...ts.infradead.org, linux-usb@...r.kernel.org,
        Sam Shih <sam.shih@...iatek.com>
Subject: [next v7 5/8] arm64: dts: mt7986: add usb related device nodes

From: Sam Shih <sam.shih@...iatek.com>

This patch adds USB support for MT7986.

Signed-off-by: Sam Shih <sam.shih@...iatek.com>
Signed-off-by: Frank Wunderlich <frank-w@...lic-files.de>
Reviewed-by: Chunfeng Yun <chunfeng.yun@...iatek.com>
---
changes compared to sams original version:
- reorder xhci-clocks based on yaml binding

v5:
 - update ranges/reg of usb-phy
 - not added RB from AngeloGioacchino for v4 because of these changes

v6:
- remove unused usb regulators
- remove 3v3 regulator (will be added with emmc-patch)
---
 arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts |  8 +++
 arch/arm64/boot/dts/mediatek/mt7986a.dtsi    | 55 ++++++++++++++++++++
 arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts |  8 +++
 3 files changed, 71 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts b/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts
index 9b83925893b7..58089fcf4d16 100644
--- a/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts
+++ b/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts
@@ -140,6 +140,10 @@ &spi1 {
 	status = "okay";
 };
 
+&ssusb {
+	status = "okay";
+};
+
 &switch {
 	ports {
 		#address-cells = <1>;
@@ -201,6 +205,10 @@ &uart2 {
 	status = "okay";
 };
 
+&usb_phy {
+	status = "okay";
+};
+
 &wifi {
 	status = "okay";
 	pinctrl-names = "default", "dbdc";
diff --git a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
index 0e9406fc63e2..9ff2968152ae 100644
--- a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
@@ -323,6 +323,61 @@ spi1: spi@...0b000 {
 			status = "disabled";
 		};
 
+		ssusb: usb@...00000 {
+			compatible = "mediatek,mt7986-xhci",
+				     "mediatek,mtk-xhci";
+			reg = <0 0x11200000 0 0x2e00>,
+			      <0 0x11203e00 0 0x0100>;
+			reg-names = "mac", "ippc";
+			interrupts = <GIC_SPI 173 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&infracfg CLK_INFRA_IUSB_SYS_CK>,
+				 <&infracfg CLK_INFRA_IUSB_CK>,
+				 <&infracfg CLK_INFRA_IUSB_133_CK>,
+				 <&infracfg CLK_INFRA_IUSB_66M_CK>,
+				 <&topckgen CLK_TOP_U2U3_XHCI_SEL>;
+			clock-names = "sys_ck",
+				      "ref_ck",
+				      "mcu_ck",
+				      "dma_ck",
+				      "xhci_ck";
+			phys = <&u2port0 PHY_TYPE_USB2>,
+			       <&u3port0 PHY_TYPE_USB3>,
+			       <&u2port1 PHY_TYPE_USB2>;
+			status = "disabled";
+		};
+
+		usb_phy: t-phy@...10000 {
+			compatible = "mediatek,mt7986-tphy",
+				     "mediatek,generic-tphy-v2";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges = <0 0 0x11e10000 0x1700>;
+			status = "disabled";
+
+			u2port0: usb-phy@0 {
+				reg = <0x0 0x700>;
+				clocks = <&topckgen CLK_TOP_DA_U2_REFSEL>,
+					 <&topckgen CLK_TOP_DA_U2_CK_1P_SEL>;
+				clock-names = "ref", "da_ref";
+				#phy-cells = <1>;
+			};
+
+			u3port0: usb-phy@700 {
+				reg = <0x700 0x900>;
+				clocks = <&topckgen CLK_TOP_USB3_PHY_SEL>;
+				clock-names = "ref";
+				#phy-cells = <1>;
+			};
+
+			u2port1: usb-phy@...0 {
+				reg = <0x1000 0x700>;
+				clocks = <&topckgen CLK_TOP_DA_U2_REFSEL>,
+					 <&topckgen CLK_TOP_DA_U2_CK_1P_SEL>;
+				clock-names = "ref", "da_ref";
+				#phy-cells = <1>;
+			};
+		};
+
 		ethsys: syscon@...00000 {
 			 #address-cells = <1>;
 			 #size-cells = <1>;
diff --git a/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts b/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts
index 243760cd3011..188ce82ae56c 100644
--- a/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts
+++ b/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts
@@ -167,10 +167,18 @@ &spi1 {
 	status = "okay";
 };
 
+&ssusb {
+	status = "okay";
+};
+
 &uart0 {
 	status = "okay";
 };
 
+&usb_phy {
+	status = "okay";
+};
+
 &wifi {
 	status = "okay";
 	pinctrl-names = "default", "dbdc";
-- 
2.34.1