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charset="utf-8" NXP imx8qm integrates 1 cdns3 IP. This is glue layer device bindings. Signed-off-by: Frank Li Reviewed-by: Krzysztof Kozlowski --- Change from v3 to v4 - Drop all clock-assign Change from v2 to v3 - Drop two fixed frequency clocks, it is system reset value, no need set no= w. If need, futher work/discuss on driver or dts change. It will not block this basic enablement work. - Drop lable - Drop some descriptions - Reg as second property. Change from v1 to v2. - new add binding doc .../bindings/usb/fsl,imx8qm-cdns3.yaml | 104 ++++++++++++++++++ 1 file changed, 104 insertions(+) create mode 100644 Documentation/devicetree/bindings/usb/fsl,imx8qm-cdns3.= yaml diff --git a/Documentation/devicetree/bindings/usb/fsl,imx8qm-cdns3.yaml b/= Documentation/devicetree/bindings/usb/fsl,imx8qm-cdns3.yaml new file mode 100644 index 000000000000..654d8704aa6f --- /dev/null +++ b/Documentation/devicetree/bindings/usb/fsl,imx8qm-cdns3.yaml @@ -0,0 +1,104 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (c) 2020 NXP +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/usb/fsl,imx8qm-cdns3.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP iMX8QM Soc USB Controller + +maintainers: + - Frank Li + +properties: + compatible: + const: fsl,imx8qm-usb3 + + reg: + items: + - description: Register set for iMX USB3 Platform Control + + "#address-cells": + enum: [ 1, 2 ] + + "#size-cells": + enum: [ 1, 2 ] + + ranges: true + + clocks: + items: + - description: Standby clock. Used during ultra low power states. + - description: USB bus clock for usb3 controller. + - description: AXI clock for AXI interface. + - description: ipg clock for register access. + - description: Core clock for usb3 controller. + + clock-names: + items: + - const: usb3_lpm_clk + - const: usb3_bus_clk + - const: usb3_aclk + - const: usb3_ipg_clk + - const: usb3_core_pclk + + power-domains: + maxItems: 1 + +# Required child node: + +patternProperties: + "^usb@[0-9a-f]+$": + $ref: cdns,usb3.yaml# + +required: + - compatible + - reg + - "#address-cells" + - "#size-cells" + - ranges + - clocks + - clock-names + - power-domains + +additionalProperties: false + +examples: + - | + #include + #include + #include + + usb@5b110000 { + compatible =3D "fsl,imx8qm-usb3"; + reg =3D <0x5b110000 0x10000>; + ranges; + clocks =3D <&usb3_lpcg IMX_LPCG_CLK_1>, + <&usb3_lpcg IMX_LPCG_CLK_0>, + <&usb3_lpcg IMX_LPCG_CLK_7>, + <&usb3_lpcg IMX_LPCG_CLK_4>, + <&usb3_lpcg IMX_LPCG_CLK_5>; + clock-names =3D "usb3_lpm_clk", "usb3_bus_clk", "usb3_aclk", + "usb3_ipg_clk", "usb3_core_pclk"; + assigned-clocks =3D <&clk IMX_SC_R_USB_2 IMX_SC_PM_CLK_MST_BUS>; + assigned-clock-rates =3D <250000000>; + power-domains =3D <&pd IMX_SC_R_USB_2>; + #address-cells =3D <1>; + #size-cells =3D <1>; + + usb@5b120000 { + compatible =3D "cdns,usb3"; + reg =3D <0x5b120000 0x10000>, /* memory area for OTG/DRD registe= rs */ + <0x5b130000 0x10000>, /* memory area for HOST registers */ + <0x5b140000 0x10000>; /* memory area for DEVICE registers = */ + reg-names =3D "otg", "xhci", "dev"; + interrupt-parent =3D <&gic>; + interrupts =3D , + , + , + ; + interrupt-names =3D "host", "peripheral", "otg", "wakeup"; + phys =3D <&usb3_phy>; + phy-names =3D "cdns3,usb3-phy"; + }; + }; --=20 2.34.1 From nobody Sun Feb 8 05:23:28 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 15819C6FD1C for ; Thu, 23 Mar 2023 16:32:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232248AbjCWQcx (ORCPT ); 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charset="utf-8" There are cadence usb3.0 controller in 8qxp and 8qm. Add usb3 node at common connect subsystem. Signed-off-by: Frank Li --- Change from v3 to v4 - none Change from v2 to v3: - Drop fixed frequency clock. See binding doc patch. - move req as second property Change from v1 to v2 - fix shawn's comments .../boot/dts/freescale/imx8-ss-conn.dtsi | 70 +++++++++++++++++++ 1 file changed, 70 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8-ss-conn.dtsi b/arch/arm64/b= oot/dts/freescale/imx8-ss-conn.dtsi index 4852760adeee..a08608312f16 100644 --- a/arch/arm64/boot/dts/freescale/imx8-ss-conn.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8-ss-conn.dtsi @@ -138,6 +138,54 @@ fec2: ethernet@5b050000 { status =3D "disabled"; }; =20 + usbotg3: usb@5b110000 { + compatible =3D "fsl,imx8qm-usb3"; + reg =3D <0x5b110000 0x10000>; + #address-cells =3D <1>; + #size-cells =3D <1>; + ranges; + clocks =3D <&usb3_lpcg IMX_LPCG_CLK_1>, + <&usb3_lpcg IMX_LPCG_CLK_0>, + <&usb3_lpcg IMX_LPCG_CLK_7>, + <&usb3_lpcg IMX_LPCG_CLK_4>, + <&usb3_lpcg IMX_LPCG_CLK_5>; + clock-names =3D "usb3_lpm_clk", "usb3_bus_clk", "usb3_aclk", + "usb3_ipg_clk", "usb3_core_pclk"; + assigned-clocks =3D <&clk IMX_SC_R_USB_2 IMX_SC_PM_CLK_MST_BUS>; + assigned-clock-rates =3D <250000000>; + power-domains =3D <&pd IMX_SC_R_USB_2>; + status =3D "disabled"; + + usbotg3_cdns3: usb@5b120000 { + compatible =3D "cdns,usb3"; + reg =3D <0x5b130000 0x10000>, /* memory area for HOST registers */ + <0x5b140000 0x10000>, /* memory area for DEVICE registers */ + <0x5b120000 0x10000>; /* memory area for OTG/DRD registers */ + reg-names =3D "xhci", "dev", "otg"; + #address-cells =3D <1>; + #size-cells =3D <1>; + interrupt-parent =3D <&gic>; + interrupts =3D , + , + , + ; + interrupt-names =3D "host", "peripheral", "otg", "wakeup"; + phys =3D <&usb3_phy>; + phy-names =3D "cdns3,usb3-phy"; + status =3D "disabled"; + }; + }; + + usb3_phy: usb-phy@5b160000 { + compatible =3D "nxp,salvo-phy"; + reg =3D <0x5b160000 0x40000>; + clocks =3D <&usb3_lpcg IMX_LPCG_CLK_6>; + clock-names =3D "salvo_phy_clk"; + power-domains =3D <&pd IMX_SC_R_USB_2_PHY>; + #phy-cells =3D <0>; + status =3D "disabled"; + }; + /* LPCG clocks */ sdhc0_lpcg: clock-controller@5b200000 { compatible =3D "fsl,imx8qxp-lpcg"; @@ -234,4 +282,26 @@ usb2_lpcg: clock-controller@5b270000 { clock-output-names =3D "usboh3_ahb_clk", "usboh3_phy_ipg_clk"; power-domains =3D <&pd IMX_SC_R_USB_0_PHY>; }; + + usb3_lpcg: clock-controller@5b280000 { + compatible =3D "fsl,imx8qxp-lpcg"; + reg =3D <0x5b280000 0x10000>; + #clock-cells =3D <1>; + clock-indices =3D , , + , , + , ; + clocks =3D <&clk IMX_SC_R_USB_2 IMX_SC_PM_CLK_PER>, + <&clk IMX_SC_R_USB_2 IMX_SC_PM_CLK_MISC>, + <&conn_ipg_clk>, + <&conn_ipg_clk>, + <&conn_ipg_clk>, + <&clk IMX_SC_R_USB_2 IMX_SC_PM_CLK_MST_BUS>; + clock-output-names =3D "usb3_app_clk", + "usb3_lpm_clk", + "usb3_ipg_clk", + "usb3_core_pclk", + "usb3_phy_clk", + "usb3_aclk"; + power-domains =3D <&pd IMX_SC_R_USB_2_PHY>; + }; }; --=20 2.34.1 From nobody Sun Feb 8 05:23:28 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CCFD3C6FD1C for ; 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charset="utf-8" Enable USB3 controller, phy and typec related nodes. Signed-off-by: Frank Li --- Change from v3 to v4 -none Change from v2 to v3 -none Change from v1 to v2 -fix shawn's comments. arch/arm64/boot/dts/freescale/imx8qxp-mek.dts | 85 +++++++++++++++++++ 1 file changed, 85 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts b/arch/arm64/boo= t/dts/freescale/imx8qxp-mek.dts index afa883389456..9ba4c72f0006 100644 --- a/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts +++ b/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts @@ -6,6 +6,7 @@ /dts-v1/; =20 #include "imx8qxp.dtsi" +#include =20 / { model =3D "Freescale i.MX8QXP MEK"; @@ -28,6 +29,21 @@ reg_usdhc2_vmmc: usdhc2-vmmc { gpio =3D <&lsio_gpio4 19 GPIO_ACTIVE_HIGH>; enable-active-high; }; + + gpio-sbu-mux { + compatible =3D "gpio-sbu-mux"; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pinctrl_typec_mux>; + select-gpios =3D <&lsio_gpio5 9 GPIO_ACTIVE_HIGH>; + enable-gpios =3D <&pca9557_a 7 GPIO_ACTIVE_LOW>; + orientation-switch; + + port { + usb3_data_ss: endpoint { + remote-endpoint =3D <&typec_con_ss>; + }; + }; + }; }; =20 &dsp { @@ -127,6 +143,42 @@ light-sensor@44 { }; }; }; + + ptn5110: tcpc@50 { + compatible =3D "nxp,ptn5110"; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pinctrl_typec>; + reg =3D <0x50>; + interrupt-parent =3D <&lsio_gpio1>; + interrupts =3D <3 IRQ_TYPE_LEVEL_LOW>; + + port { + typec_dr_sw: endpoint { + remote-endpoint =3D <&usb3_drd_sw>; + }; + }; + + usb_con1: connector { + compatible =3D "usb-c-connector"; + label =3D "USB-C"; + power-role =3D "source"; + data-role =3D "dual"; + source-pdos =3D ; + + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + + port@1 { + reg =3D <1>; + typec_con_ss: endpoint { + remote-endpoint =3D <&usb3_data_ss>; + }; + }; + }; + }; + }; + }; =20 &lpuart0 { @@ -204,6 +256,27 @@ &usdhc2 { status =3D "okay"; }; =20 +&usb3_phy { + status =3D "okay"; +}; + +&usbotg3 { + status =3D "okay"; +}; + +&usbotg3_cdns3 { + dr_mode =3D "otg"; + usb-role-switch; + status =3D "okay"; + + port { + usb3_drd_sw: endpoint { + remote-endpoint =3D <&typec_dr_sw>; + }; + }; +}; + + &vpu { compatible =3D "nxp,imx8qxp-vpu"; status =3D "okay"; @@ -267,6 +340,18 @@ IMX8QXP_UART0_TX_ADMA_UART0_TX 0x06000020 >; }; =20 + pinctrl_typec: typecgrp { + fsl,pins =3D < + IMX8QXP_SPI2_SCK_LSIO_GPIO1_IO03 0x06000021 + >; + }; + + pinctrl_typec_mux: typecmuxgrp { + fsl,pins =3D < + IMX8QXP_ENET0_REFCLK_125M_25M_LSIO_GPIO5_IO09 0x60 + >; + }; + pinctrl_usdhc1: usdhc1grp { fsl,pins =3D < IMX8QXP_EMMC0_CLK_CONN_EMMC0_CLK 0x06000041 --=20 2.34.1