[PATCH v2 1/2] riscv: dts: spacemit: k3: add USB controller and USB phy support
Inochi Amaoto <[email protected]> Mon, 27 Jul 2026 17:47:23 +0800
| Newsgroups | dev.linux.lists.spacemit,org.infradead.lists.linux-riscv,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
Add all USB device node to the Spacemit K3. Signed-off-by: Inochi Amaoto <[email protected]> --- arch/riscv/boot/dts/spacemit/k3-pico-itx.dts | 13 ++++++ arch/riscv/boot/dts/spacemit/k3.dtsi | 42 ++++++++++++++++++++ 2 files changed, 55 insertions(+) diff --git a/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts b/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts index b89c1521e664..2a6d35a64d5c 100644 --- a/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts +++ b/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts @@ -182,6 +182,11 @@ dldo7: dldo7 { }; }; +&combophy { + spacemit,apmu = <&syscon_apmu 0x11>; + status = "okay"; +}; + ð0 { pinctrl-names = "default"; pinctrl-0 = <&gmac0_rgmii_0_cfg>, <&gmac0_phy_0_cfg>; @@ -221,3 +226,11 @@ hub@1 { &usb2_phy { status = "okay"; }; + +&usb3d_u2phy { + status = "okay"; +}; + +&usb3d { + status = "okay"; +}; diff --git a/arch/riscv/boot/dts/spacemit/k3.dtsi b/arch/riscv/boot/dts/spacemit/k3.dtsi index 19fc9b49668e..7863ab7dd308 100644 --- a/arch/riscv/boot/dts/spacemit/k3.dtsi +++ b/arch/riscv/boot/dts/spacemit/k3.dtsi @@ -7,6 +7,7 @@ #include <dt-bindings/clock/spacemit,k3-clocks.h> #include <dt-bindings/reset/spacemit,k3-resets.h> #include <dt-bindings/interrupt-controller/irq.h> +#include <dt-bindings/phy/phy.h> /dts-v1/; @@ -438,6 +439,47 @@ soc: soc { dma-noncoherent; ranges; + usb3d: usb@81a00000 { + compatible = "spacemit,k3-dwc3"; + reg = <0x0 0x81a00000 0x0 0x10000>; + interrupts = <149 IRQ_TYPE_LEVEL_HIGH>; + interrupt-parent = <&saplic>; + clocks = <&syscon_apmu CLK_APMU_USB3_PORTD_BUS>; + clock-names = "usbdrd30"; + resets = <&syscon_apmu RESET_APMU_USB3_D_AHB>, + <&syscon_apmu RESET_APMU_USB3_D_VCC>, + <&syscon_apmu RESET_APMU_USB3_D_PHY>; + reset-names = "ahb", "vcc", "phy"; + phys = <&usb3d_u2phy>, + <&combophy 4 PHY_TYPE_USB3>; + phy-names = "usb2-phy", "usb3-phy"; + phy_type = "utmi"; + snps,dis_enblslpm_quirk; + snps,dis_u2_susphy_quirk; + snps,dis_u3_susphy_quirk; + snps,dis-del-phy-power-chg-quirk; + snps,dis-tx-ipgap-linecheck-quirk; + snps,parkmode-disable-ss-quirk; + dr_mode = "host"; + status = "disabled"; + }; + + usb3d_u2phy: phy@81b00000 { + compatible = "spacemit,k3-usb2-phy"; + reg = <0x0 0x81b00000 0x0 0x200>; + clocks = <&syscon_apmu CLK_APMU_USB3_PORTD_BUS>; + #phy-cells = <0>; + status = "disabled"; + }; + + combophy: phy@81d00000 { + compatible = "spacemit,k3-combo-phy"; + reg = <0x0 0x81d00000 0x0 0x600000>; + #phy-cells = <2>; + spacemit,apb-spare = <&pll>; + status = "disabled"; + }; + usb2_host: usb@c0a00000 { compatible = "spacemit,k3-dwc3"; reg = <0x0 0xc0a00000 0x0 0x10000>; -- 2.55.0