diff options
Diffstat (limited to 'Documentation/devicetree/bindings/net/ti,dp83867.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/net/ti,dp83867.yaml | 42 |
1 files changed, 28 insertions, 14 deletions
diff --git a/Documentation/devicetree/bindings/net/ti,dp83867.yaml b/Documentation/devicetree/bindings/net/ti,dp83867.yaml index 554dcd7a40a9..4bc1f98fd9fe 100644 --- a/Documentation/devicetree/bindings/net/ti,dp83867.yaml +++ b/Documentation/devicetree/bindings/net/ti,dp83867.yaml @@ -2,16 +2,16 @@ # Copyright (C) 2019 Texas Instruments Incorporated %YAML 1.2 --- -$id: "http://devicetree.org/schemas/net/ti,dp83867.yaml#" -$schema: "http://devicetree.org/meta-schemas/core.yaml#" +$id: http://devicetree.org/schemas/net/ti,dp83867.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# title: TI DP83867 ethernet PHY allOf: - - $ref: "ethernet-controller.yaml#" + - $ref: ethernet-controller.yaml# maintainers: - - Dan Murphy <dmurphy@ti.com> + - Andrew Davis <afd@ti.com> description: | The DP83867 device is a robust, low power, fully featured Physical Layer @@ -24,13 +24,23 @@ description: | IEEE 802.3 Standard Media Independent Interface (MII), the IEEE 802.3 Gigabit Media Independent Interface (GMII) or Reduced GMII (RGMII). - Specifications about the charger can be found at: + Specifications about the Ethernet PHY can be found at: https://www.ti.com/lit/gpn/dp83867ir properties: reg: maxItems: 1 + nvmem-cells: + maxItems: 1 + description: + Nvmem data cell containing the value to write to the + IO_IMPEDANCE_CTRL field of the IO_MUX_CFG register. + + nvmem-cell-names: + items: + - const: io_impedance_ctrl + ti,min-output-impedance: type: boolean description: | @@ -42,36 +52,38 @@ properties: description: | MAC Interface Impedance control to set the programmable output impedance to a maximum value (70 ohms). - Note: ti,min-output-impedance and ti,max-output-impedance are mutually - exclusive. When both properties are present ti,max-output-impedance - takes precedence. + Note: Specifying an io_impedance_ctrl nvmem cell or one of the + ti,min-output-impedance, ti,max-output-impedance properties + are mutually exclusive. If more than one is present, an nvmem + cell takes precedence over ti,max-output-impedance, which in + turn takes precedence over ti,min-output-impedance. tx-fifo-depth: - $ref: /schemas/types.yaml#definitions/uint32 + $ref: /schemas/types.yaml#/definitions/uint32 description: | Transmitt FIFO depth see dt-bindings/net/ti-dp83867.h for values rx-fifo-depth: - $ref: /schemas/types.yaml#definitions/uint32 + $ref: /schemas/types.yaml#/definitions/uint32 description: | Receive FIFO depth see dt-bindings/net/ti-dp83867.h for values ti,clk-output-sel: - $ref: /schemas/types.yaml#definitions/uint32 + $ref: /schemas/types.yaml#/definitions/uint32 description: | Muxing option for CLK_OUT pin. See dt-bindings/net/ti-dp83867.h for applicable values. The CLK_OUT pin can also be disabled by this property. When omitted, the PHY's default will be left as is. ti,rx-internal-delay: - $ref: /schemas/types.yaml#definitions/uint32 + $ref: /schemas/types.yaml#/definitions/uint32 description: | RGMII Receive Clock Delay - see dt-bindings/net/ti-dp83867.h for applicable values. Required only if interface type is PHY_INTERFACE_MODE_RGMII_ID or PHY_INTERFACE_MODE_RGMII_RXID. ti,tx-internal-delay: - $ref: /schemas/types.yaml#definitions/uint32 + $ref: /schemas/types.yaml#/definitions/uint32 description: | RGMII Transmit Clock Delay - see dt-bindings/net/ti-dp83867.h for applicable values. Required only if interface type is @@ -101,7 +113,7 @@ properties: ti,fifo-depth: deprecated: true - $ref: /schemas/types.yaml#definitions/uint32 + $ref: /schemas/types.yaml#/definitions/uint32 description: | Transmitt FIFO depth- see dt-bindings/net/ti-dp83867.h for applicable values. @@ -109,6 +121,8 @@ properties: required: - reg +unevaluatedProperties: false + examples: - | #include <dt-bindings/net/ti-dp83867.h> |