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Diffstat (limited to 'dts/Bindings/usb/nvidia,tegra194-xusb.yaml')
| -rw-r--r-- | dts/Bindings/usb/nvidia,tegra194-xusb.yaml | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/dts/Bindings/usb/nvidia,tegra194-xusb.yaml b/dts/Bindings/usb/nvidia,tegra194-xusb.yaml new file mode 100644 index 0000000000..b356793f73 --- /dev/null +++ b/dts/Bindings/usb/nvidia,tegra194-xusb.yaml @@ -0,0 +1,175 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/usb/nvidia,tegra194-xusb.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NVIDIA Tegra194 xHCI controller + +maintainers: + - Thierry Reding <thierry.reding@gmail.com> + - Jon Hunter <jonathanh@nvidia.com> + +description: The Tegra xHCI controller supports both USB2 and USB3 interfaces + exposed by the Tegra XUSB pad controller. + +properties: + compatible: + const: nvidia,tegra194-xusb + + reg: + items: + - description: base and length of the xHCI host registers + - description: base and length of the XUSB FPCI registers + + reg-names: + items: + - const: hcd + - const: fpci + + interrupts: + items: + - description: xHCI host interrupt + - description: mailbox interrupt + + clocks: + items: + - description: XUSB host clock + - description: XUSB Falcon source clock + - description: XUSB SuperSpeed clock + - description: XUSB SuperSpeed source clock + - description: XUSB HighSpeed clock source + - description: XUSB FullSpeed clock source + - description: USB PLL + - description: reference clock + - description: I/O PLL + + clock-names: + items: + - const: xusb_host + - const: xusb_falcon_src + - const: xusb_ss + - const: xusb_ss_src + - const: xusb_hs_src + - const: xusb_fs_src + - const: pll_u_480m + - const: clk_m + - const: pll_e + + interconnects: + items: + - description: read client + - description: write client + + interconnect-names: + items: + - const: dma-mem # read + - const: write + + iommus: + maxItems: 1 + + nvidia,xusb-padctl: + $ref: /schemas/types.yaml#/definitions/phandle + description: phandle to the XUSB pad controller that is used to configure + the USB pads used by the XHCI controller + + phys: + minItems: 1 + maxItems: 8 + + phy-names: + minItems: 1 + maxItems: 8 + items: + enum: + - usb2-0 + - usb2-1 + - usb2-2 + - usb2-3 + - usb3-0 + - usb3-1 + - usb3-2 + - usb3-3 + + power-domains: + items: + - description: XUSBC power domain (for Host and USB 2.0) + - description: XUSBA power domain (for SuperSpeed) + + power-domain-names: + items: + - const: xusb_host + - const: xusb_ss + + dvddio-pex-supply: + description: PCIe/USB3 analog logic power supply. Must supply 1.05 V. + + hvddio-pex-supply: + description: High-voltage PCIe/USB3 power supply. Must supply 1.8 V. + + avdd-usb-supply: + description: USB controller power supply. Must supply 3.3 V. + + avdd-pll-utmip-supply: + description: UTMI PLL power supply. Must supply 1.8 V. + + avdd-pll-uerefe-supply: + description: PLLE reference PLL power supply. Must supply 1.05 V. + + dvdd-usb-ss-pll-supply: + description: PCIe/USB3 PLL power supply. Must supply 1.05 V. + + hvdd-usb-ss-pll-e-supply: + description: High-voltage PLLE power supply. Must supply 1.8 V. + +allOf: + - $ref: usb-xhci.yaml + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/tegra194-clock.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/memory/tegra194-mc.h> + #include <dt-bindings/power/tegra194-powergate.h> + #include <dt-bindings/reset/tegra194-reset.h> + + usb@3610000 { + compatible = "nvidia,tegra194-xusb"; + reg = <0x03610000 0x40000>, + <0x03600000 0x10000>; + reg-names = "hcd", "fpci"; + + interrupts = <GIC_SPI 163 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 164 IRQ_TYPE_LEVEL_HIGH>; + + clocks = <&bpmp TEGRA194_CLK_XUSB_CORE_HOST>, + <&bpmp TEGRA194_CLK_XUSB_FALCON>, + <&bpmp TEGRA194_CLK_XUSB_CORE_SS>, + <&bpmp TEGRA194_CLK_XUSB_SS>, + <&bpmp TEGRA194_CLK_CLK_M>, + <&bpmp TEGRA194_CLK_XUSB_FS>, + <&bpmp TEGRA194_CLK_UTMIPLL>, + <&bpmp TEGRA194_CLK_CLK_M>, + <&bpmp TEGRA194_CLK_PLLE>; + clock-names = "xusb_host", "xusb_falcon_src", + "xusb_ss", "xusb_ss_src", "xusb_hs_src", + "xusb_fs_src", "pll_u_480m", "clk_m", + "pll_e"; + interconnects = <&mc TEGRA194_MEMORY_CLIENT_XUSB_HOSTR &emc>, + <&mc TEGRA194_MEMORY_CLIENT_XUSB_HOSTW &emc>; + interconnect-names = "dma-mem", "write"; + iommus = <&smmu TEGRA194_SID_XUSB_HOST>; + + power-domains = <&bpmp TEGRA194_POWER_DOMAIN_XUSBC>, + <&bpmp TEGRA194_POWER_DOMAIN_XUSBA>; + power-domain-names = "xusb_host", "xusb_ss"; + + nvidia,xusb-padctl = <&xusb_padctl>; + + phys = <&phy_usb2_0>, <&phy_usb2_1>, <&phy_usb2_3>, <&phy_usb3_0>, + <&phy_usb3_2>, <&phy_usb3_3>; + phy-names = "usb2-0", "usb2-1", "usb2-3", "usb3-0", "usb3-2", "usb3-3"; + }; |