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[RFC v3 03/11] arm64: dts: mt7986: add usb related device nodes

Frank Wunderlich posted 11 patches 2 years ago
There is a newer version of this series
[RFC v3 03/11] arm64: dts: mt7986: add usb related device nodes
Posted by Frank Wunderlich 2 years ago 
From: Sam Shih <sam.shih@mediatek.com>

This patch adds USB support for MT7986.

Signed-off-by: Sam Shih <sam.shih@mediatek.com>
Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
---
changes compared to sams original version:
- reorder xhci-clocks based on yaml binding
---
 arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts | 28 ++++++++++
 arch/arm64/boot/dts/mediatek/mt7986a.dtsi    | 55 ++++++++++++++++++++
 arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts | 28 ++++++++++
 3 files changed, 111 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts b/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts
index 58f7e6b169bf..de5d771e5251 100644
--- a/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts
+++ b/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts
@@ -23,6 +23,24 @@ memory@40000000 {
 		device_type = "memory";
 		reg = <0 0x40000000 0 0x40000000>;
 	};
+
+	reg_3p3v: regulator-3p3v {
+		compatible = "regulator-fixed";
+		regulator-name = "fixed-3.3V";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
+
+	reg_5v: regulator-5v {
+		compatible = "regulator-fixed";
+		regulator-name = "fixed-5V";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
 };
 
 &eth {
@@ -136,6 +154,12 @@ &spi1 {
 	status = "okay";
 };
 
+&ssusb {
+	vusb33-supply = <&reg_3p3v>;
+	vbus-supply = <&reg_5v>;
+	status = "okay";
+};
+
 &switch {
 	ports {
 		#address-cells = <1>;
@@ -197,6 +221,10 @@ &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 6d881095d933..58bbecfbab98 100644
--- a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
@@ -246,6 +246,61 @@ uart2: serial@11004000 {
 			status = "disabled";
 		};
 
+		ssusb: usb@11200000 {
+			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@11e10000 {
+			compatible = "mediatek,mt7986-tphy",
+				     "mediatek,generic-tphy-v2";
+			#address-cells = <2>;
+			#size-cells = <2>;
+			ranges;
+			status = "disabled";
+
+			u2port0: usb-phy@11e10000 {
+				reg = <0 0x11e10000 0 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@11e10700 {
+				reg = <0 0x11e10700 0 0x900>;
+				clocks = <&topckgen CLK_TOP_USB3_PHY_SEL>;
+				clock-names = "ref";
+				#phy-cells = <1>;
+			};
+
+			u2port1: usb-phy@11e11000 {
+				reg = <0 0x11e11000 0 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@15000000 {
 			 #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 7673aa3fa6ae..cd1763fa7f19 100644
--- a/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts
+++ b/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts
@@ -23,6 +23,24 @@ memory@40000000 {
 		device_type = "memory";
 		reg = <0 0x40000000 0 0x40000000>;
 	};
+
+	reg_3p3v: regulator-3p3v {
+		compatible = "regulator-fixed";
+		regulator-name = "fixed-3.3V";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
+
+	reg_5v: regulator-5v {
+		compatible = "regulator-fixed";
+		regulator-name = "fixed-5V";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
 };
 
 &eth {
@@ -163,10 +181,20 @@ &spi1 {
 	status = "okay";
 };
 
+&ssusb {
+	vusb33-supply = <&reg_3p3v>;
+	vbus-supply = <&reg_5v>;
+	status = "okay";
+};
+
 &uart0 {
 	status = "okay";
 };
 
+&usb_phy {
+	status = "okay";
+};
+
 &wifi {
 	status = "okay";
 	pinctrl-names = "default", "dbdc";
-- 
2.34.1
Re: [RFC v3 03/11] arm64: dts: mt7986: add usb related device nodes
Posted by Matthias Brugger 2 years ago 

On 06/11/2022 09:50, Frank Wunderlich wrote:
> From: Sam Shih <sam.shih@mediatek.com>
> 
> This patch adds USB support for MT7986.
> 
> Signed-off-by: Sam Shih <sam.shih@mediatek.com>
> Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
> ---
> changes compared to sams original version:
> - reorder xhci-clocks based on yaml binding
> ---
>   arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts | 28 ++++++++++
>   arch/arm64/boot/dts/mediatek/mt7986a.dtsi    | 55 ++++++++++++++++++++
>   arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts | 28 ++++++++++
>   3 files changed, 111 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts b/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts
> index 58f7e6b169bf..de5d771e5251 100644
> --- a/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts
> +++ b/arch/arm64/boot/dts/mediatek/mt7986a-rfb.dts
> @@ -23,6 +23,24 @@ memory@40000000 {
>   		device_type = "memory";
>   		reg = <0 0x40000000 0 0x40000000>;
>   	};
> +
> +	reg_3p3v: regulator-3p3v {
> +		compatible = "regulator-fixed";
> +		regulator-name = "fixed-3.3V";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		regulator-boot-on;
> +		regulator-always-on;
> +	};
> +
> +	reg_5v: regulator-5v {
> +		compatible = "regulator-fixed";
> +		regulator-name = "fixed-5V";
> +		regulator-min-microvolt = <5000000>;
> +		regulator-max-microvolt = <5000000>;
> +		regulator-boot-on;
> +		regulator-always-on;
> +	};
>   };
>   
>   &eth {
> @@ -136,6 +154,12 @@ &spi1 {
>   	status = "okay";
>   };
>   
> +&ssusb {
> +	vusb33-supply = <&reg_3p3v>;
> +	vbus-supply = <&reg_5v>;
> +	status = "okay";
> +};
> +
>   &switch {
>   	ports {
>   		#address-cells = <1>;
> @@ -197,6 +221,10 @@ &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 6d881095d933..58bbecfbab98 100644
> --- a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
> @@ -246,6 +246,61 @@ uart2: serial@11004000 {
>   			status = "disabled";
>   		};
>   
> +		ssusb: usb@11200000 {
> +			compatible = "mediatek,mt7986-xhci",

I wasn't able to find the compatible in linux-next.

> +				     "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@11e10000 {
> +			compatible = "mediatek,mt7986-tphy",

Same here.

Regards,
Matthias

> +				     "mediatek,generic-tphy-v2";
> +			#address-cells = <2>;
> +			#size-cells = <2>;
> +			ranges;
> +			status = "disabled";
> +
> +			u2port0: usb-phy@11e10000 {
> +				reg = <0 0x11e10000 0 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@11e10700 {
> +				reg = <0 0x11e10700 0 0x900>;
> +				clocks = <&topckgen CLK_TOP_USB3_PHY_SEL>;
> +				clock-names = "ref";
> +				#phy-cells = <1>;
> +			};
> +
> +			u2port1: usb-phy@11e11000 {
> +				reg = <0 0x11e11000 0 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@15000000 {
>   			 #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 7673aa3fa6ae..cd1763fa7f19 100644
> --- a/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts
> +++ b/arch/arm64/boot/dts/mediatek/mt7986b-rfb.dts
> @@ -23,6 +23,24 @@ memory@40000000 {
>   		device_type = "memory";
>   		reg = <0 0x40000000 0 0x40000000>;
>   	};
> +
> +	reg_3p3v: regulator-3p3v {
> +		compatible = "regulator-fixed";
> +		regulator-name = "fixed-3.3V";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		regulator-boot-on;
> +		regulator-always-on;
> +	};
> +
> +	reg_5v: regulator-5v {
> +		compatible = "regulator-fixed";
> +		regulator-name = "fixed-5V";
> +		regulator-min-microvolt = <5000000>;
> +		regulator-max-microvolt = <5000000>;
> +		regulator-boot-on;
> +		regulator-always-on;
> +	};
>   };
>   
>   &eth {
> @@ -163,10 +181,20 @@ &spi1 {
>   	status = "okay";
>   };
>   
> +&ssusb {
> +	vusb33-supply = <&reg_3p3v>;
> +	vbus-supply = <&reg_5v>;
> +	status = "okay";
> +};
> +
>   &uart0 {
>   	status = "okay";
>   };
>   
> +&usb_phy {
> +	status = "okay";
> +};
> +
>   &wifi {
>   	status = "okay";
>   	pinctrl-names = "default", "dbdc";

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