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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /Documentation/devicetree/bindings/phy/bcm-ns-usb2-phy.yaml | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/devicetree/bindings/phy/bcm-ns-usb2-phy.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/phy/bcm-ns-usb2-phy.yaml | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/phy/bcm-ns-usb2-phy.yaml b/Documentation/devicetree/bindings/phy/bcm-ns-usb2-phy.yaml new file mode 100644 index 000000000..426101530 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/bcm-ns-usb2-phy.yaml @@ -0,0 +1,72 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/phy/bcm-ns-usb2-phy.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom Northstar USB 2.0 PHY + +description: > + To initialize USB 2.0 PHY driver needs to setup PLL correctly. + To do this it requires passing phandle to the USB PHY reference clock. + +maintainers: + - Rafał Miłecki <rafal@milecki.pl> + +properties: + compatible: + const: brcm,ns-usb2-phy + + reg: + anyOf: + - maxItems: 1 + description: PHY control register + - maxItems: 1 + description: iomem address range of DMU (Device Management Unit) + deprecated: true + + reg-names: + items: + - const: dmu + + brcm,syscon-clkset: + description: phandle to syscon for clkset register + $ref: /schemas/types.yaml#/definitions/phandle + + clocks: + items: + - description: USB PHY reference clock + + clock-names: + items: + - const: phy-ref-clk + + "#phy-cells": + const: 0 + +required: + - compatible + - reg + - clocks + - clock-names + - "#phy-cells" + +oneOf: + - required: + - brcm,syscon-clkset + - required: + - reg-names + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/bcm-nsp.h> + phy@1800c164 { + compatible = "brcm,ns-usb2-phy"; + reg = <0x1800c164 0x4>; + brcm,syscon-clkset = <&clkset>; + clocks = <&genpll BCM_NSP_GENPLL_USB_PHY_REF_CLK>; + clock-names = "phy-ref-clk"; + #phy-cells = <0>; + }; |