2022-11-18 19:21:53

by Frank Wunderlich

Subject: [PATCH v6 07/11] arm64: dts: mt7986: add usb related device nodes

From: Sam Shih <[email protected]>

This patch adds USB support for MT7986.

Signed-off-by: Sam Shih <[email protected]>
Signed-off-by: Frank Wunderlich <[email protected]>
---
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 006878e3f2b2..828d504a4e48 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 29da9b8ed753..c69b8bff7f4a 100644
--- a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
@@ -281,6 +281,61 @@ spi1: spi@1100b000 {
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 = <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@1000 {
+ 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@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 2c7f1d4fb352..cdfc292002cf 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

2022-11-21 07:54:19

by Chunfeng Yun

Subject: Re: [PATCH v6 07/11] arm64: dts: mt7986: add usb related device nodes

On Fri, 2022-11-18 at 20:01 +0100, Frank Wunderlich wrote:
> From: Sam Shih <[email protected]>
>
> This patch adds USB support for MT7986.
>
> Signed-off-by: Sam Shih <[email protected]>
> Signed-off-by: Frank Wunderlich <[email protected]>
> ---
> 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 006878e3f2b2..828d504a4e48 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 29da9b8ed753..c69b8bff7f4a 100644
> --- a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
> @@ -281,6 +281,61 @@ spi1: spi@1100b000 {
> 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 = <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@1000 {
> + 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@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 2c7f1d4fb352..cdfc292002cf 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";

Reviewed-by: Chunfeng Yun <[email protected]>

Thanks a lot