[PATCH v1 09/10] arm: dts: mt7622: add USB nodes

Frank Wunderlich
2020-08-16T08:24:30Z

Add DTS nodes for MT7622/BPI-R64

Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
---
v1->v2:
- add USB nodes to MT7622 reference board
---
arch/arm/dts/mt7622-bananapi-bpi-r64.dts | 8 +++
arch/arm/dts/mt7622-rfb.dts | 8 +++
arch/arm/dts/mt7622.dtsi | 64 ++++++++++++++++++++++++
3 files changed, 80 insertions(+)

diff --git a/arch/arm/dts/mt7622-bananapi-bpi-r64.dts b/arch/arm/dts/mt7622-bananapi-bpi-r64.dts
index c36ec8f8d0..7cd581cf7d 100644
--- a/arch/arm/dts/mt7622-bananapi-bpi-r64.dts
+++ b/arch/arm/dts/mt7622-bananapi-bpi-r64.dts
@@ -213,3 +213,11 @@
output-low;
};
};
+
+&ssusb {
+ status = "okay";
+};
+
+&u3phy {
+ status = "okay";
+};
diff --git a/arch/arm/dts/mt7622-rfb.dts b/arch/arm/dts/mt7622-rfb.dts
index 317fc78abd..ef7d0f0270 100644
--- a/arch/arm/dts/mt7622-rfb.dts
+++ b/arch/arm/dts/mt7622-rfb.dts
@@ -222,3 +222,11 @@
full-duplex;
};
};
+
+&ssusb {
+ status = "okay";
+};
+
+&u3phy {
+ status = "okay";
+};
diff --git a/arch/arm/dts/mt7622.dtsi b/arch/arm/dts/mt7622.dtsi
index c43ad65702..c69f9d7d73 100644
--- a/arch/arm/dts/mt7622.dtsi
+++ b/arch/arm/dts/mt7622.dtsi
@@ -81,6 +81,12 @@
#clock-cells = <0>;
};

+ clk25m: dummy25m {
+ compatible = "fixed-clock";
+ clock-frequency = <25000000>;
+ #clock-cells = <0>;
+ };
+
infracfg: infracfg at 10000000 {
compatible = "mediatek,mt7622-infracfg",
"syscon";
@@ -192,6 +198,14 @@
status = "disabled";
};

+ ssusbsys: ssusbsys at 1a000000 {
+ compatible = "mediatek,mt7622-ssusbsys",
+ "syscon";
+ reg = <0x1a000000 0x1000>;
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ };
+
pciesys: pciesys at 1a100800 {
compatible = "mediatek,mt7622-pciesys", "syscon";
reg = <0x1a100800 0x1000>;
@@ -302,6 +316,56 @@
};
};

+ ssusb: usb at 1a0c0000 {
+ compatible = "mediatek,mt7622-xhci",
+ "mediatek,mtk-xhci";
+ reg = <0x1a0c0000 0x01000>,
+ <0x1a0c4700 0x0100>;
+ reg-names = "mac", "ippc";
+ interrupts = <GIC_SPI 232 IRQ_TYPE_LEVEL_LOW>;
+ power-domains = <&scpsys MT7629_POWER_DOMAIN_HIF1>;
+ clocks = <&ssusbsys CLK_SSUSB_SYS_EN>,
+ <&ssusbsys CLK_SSUSB_REF_EN>,
+ <&ssusbsys CLK_SSUSB_MCU_EN>,
+ <&ssusbsys CLK_SSUSB_DMA_EN>;
+ clock-names = "sys_ck", "ref_ck", "mcu_ck", "dma_ck";
+ phys = <&u2port0 PHY_TYPE_USB2>,
+ <&u3port0 PHY_TYPE_USB3>,
+ <&u2port1 PHY_TYPE_USB2>;
+ status = "disabled";
+ };
+
+ u3phy: usb-phy at 1a0c4000 {
+ compatible = "mediatek,mt7622-u3phy",
+ "mediatek,generic-tphy-v1";
+ reg = <0x1a0c4000 0x700>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ status = "disabled";
+
+ u2port0: usb-phy at 1a0c4800 {
+ reg = <0x1a0c4800 0x0100>;
+ #phy-cells = <1>;
+ clocks = <&ssusbsys CLK_SSUSB_U2_PHY_EN>;
+ clock-names = "ref";
+ };
+
+ u3port0: usb-phy at 1a0c4900 {
+ reg = <0x1a0c4900 0x0700>;
+ #phy-cells = <1>;
+ clocks = <&clk25m>;
+ clock-names = "ref";
+ };
+
+ u2port1: usb-phy at 1a0c5000 {
+ reg = <0x1a0c5000 0x0100>;
+ #phy-cells = <1>;
+ clocks = <&ssusbsys CLK_SSUSB_U2_PHY_1P_EN>;
+ clock-names = "ref";
+ };
+ };
+
ethsys: syscon at 1b000000 {
compatible = "mediatek,mt7622-ethsys", "syscon";
reg = <0x1b000000 0x1000>;
--
2.25.1