[PATCH 7/8] arm: dts: mediatek: add USB nodes for MT7981
Christian Marangi
ansuelsmth at gmail.com
Mon Jan 27 14:40:44 CET 2025
From: John Crispin <john at phrozen.org>
Add USB PHY nodes for MT7981. These are needed for USB support and also
for PCIe support as the u3 PHY can also be used for PHY.
Signed-off-by: John Crispin <john at phrozen.org>
Signed-off-by: Christian Marangi <ansuelsmth at gmail.com>
---
arch/arm/dts/mt7981.dtsi | 48 ++++++++++++++++++++++++++++++++++++++++
1 file changed, 48 insertions(+)
diff --git a/arch/arm/dts/mt7981.dtsi b/arch/arm/dts/mt7981.dtsi
index b2c4cd7b54a..2360c6bbdca 100644
--- a/arch/arm/dts/mt7981.dtsi
+++ b/arch/arm/dts/mt7981.dtsi
@@ -6,6 +6,7 @@
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/phy/phy.h>
#include <dt-bindings/clock/mt7981-clk.h>
#include <dt-bindings/reset/mt7629-reset.h>
#include <dt-bindings/pinctrl/mt65xx.h>
@@ -315,4 +316,51 @@
status = "disabled";
};
+ xhci: xhci at 11200000 {
+ compatible = "mediatek,mt7981-xhci",
+ "mediatek,mtk-xhci";
+ reg = <0x11200000 0x2e00>,
+ <0x11203e00 0x0100>;
+ reg-names = "mac", "ippc";
+ interrupts = <GIC_SPI 173 IRQ_TYPE_LEVEL_HIGH>;
+ phys = <&u2port0 PHY_TYPE_USB2>,
+ <&u3port0 PHY_TYPE_USB3>;
+ 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";
+ mediatek,u3p-dis-msk = <0x1>;
+ status = "okay";
+ };
+
+ usbtphy: usb-phy at 11e10000 {
+ compatible = "mediatek,mt7981",
+ "mediatek,generic-tphy-v2";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ status = "okay";
+
+ u2port0: usb-phy at 11e10000 {
+ reg = <0x11e10000 0x700>;
+ clocks = <&topckgen CLK_TOP_USB_FRMCNT_SEL>;
+ clock-names = "ref";
+ #phy-cells = <1>;
+ status = "okay";
+ };
+
+ u3port0: usb-phy at 11e10700 {
+ reg = <0x11e10700 0x900>;
+ clocks = <&topckgen CLK_TOP_USB3_PHY_SEL>;
+ clock-names = "ref";
+ #phy-cells = <1>;
+ mediatek,syscon-type = <&topmisc 0x218 0>;
+ status = "okay";
+ };
+ };
};
--
2.47.1
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