[PATCH 4/4] dt-bindings: phy-mt65xx-usb: supports PCIe, SATA and rename file

Chunfeng Yun chunfeng.yun at mediatek.com
Thu Aug 3 03:20:07 PDT 2017


hi,

I made a mistake, please ignore the patches with Change-Id, very sorry

On Thu, 2017-08-03 at 18:01 +0800, Chunfeng Yun wrote:
> add support for PCIe and SATA, also add some new compatibles.
> 
> due to phy-mt65xx-usb.txt holds the bindings for all mediatek SoCs
> with T-PHY controller, change the name to phy-mtk-tphy.txt to
> reflect that.
> 
> Change-Id: I2d9200d4c8768dc301a4c116fe0e9b8179d5911c
> Signed-off-by: Chunfeng Yun <chunfeng.yun at mediatek.com>
> ---
>  .../devicetree/bindings/phy/phy-mt65xx-usb.txt     |  137 -------------------
>  .../devicetree/bindings/phy/phy-mtk-tphy.txt       |  144 ++++++++++++++++++++
>  2 files changed, 144 insertions(+), 137 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/phy/phy-mt65xx-usb.txt
>  create mode 100644 Documentation/devicetree/bindings/phy/phy-mtk-tphy.txt
> 
> diff --git a/Documentation/devicetree/bindings/phy/phy-mt65xx-usb.txt b/Documentation/devicetree/bindings/phy/phy-mt65xx-usb.txt
> deleted file mode 100644
> index 0acc5a9..0000000
> --- a/Documentation/devicetree/bindings/phy/phy-mt65xx-usb.txt
> +++ /dev/null
> @@ -1,137 +0,0 @@
> -mt65xx USB3.0 PHY binding
> ---------------------------
> -
> -This binding describes a usb3.0 phy for mt65xx platforms of Medaitek SoC.
> -
> -Required properties (controller (parent) node):
> - - compatible	: should be one of
> -		  "mediatek,mt2701-u3phy"
> -		  "mediatek,mt2712-u3phy"
> -		  "mediatek,mt8173-u3phy"
> - - clocks	: (deprecated, use port's clocks instead) a list of phandle +
> -		  clock-specifier pairs, one for each entry in clock-names
> - - clock-names	: (deprecated, use port's one instead) must contain
> -		  "u3phya_ref": for reference clock of usb3.0 analog phy.
> -
> -Required nodes	: a sub-node is required for each port the controller
> -		  provides. Address range information including the usual
> -		  'reg' property is used inside these nodes to describe
> -		  the controller's topology.
> -
> -Optional properties (controller (parent) node):
> - - reg		: offset and length of register shared by multiple ports,
> -		  exclude port's private register. It is needed on mt2701
> -		  and mt8173, but not on mt2712.
> -
> -Required properties (port (child) node):
> -- reg		: address and length of the register set for the port.
> -- clocks	: a list of phandle + clock-specifier pairs, one for each
> -		  entry in clock-names
> -- clock-names	: must contain
> -		  "ref": 48M reference clock for HighSpeed analog phy; and 26M
> -			reference clock for SuperSpeed analog phy, sometimes is
> -			24M, 25M or 27M, depended on platform.
> -- #phy-cells	: should be 1 (See second example)
> -		  cell after port phandle is phy type from:
> -			- PHY_TYPE_USB2
> -			- PHY_TYPE_USB3
> -
> -Example:
> -
> -u3phy: usb-phy at 11290000 {
> -	compatible = "mediatek,mt8173-u3phy";
> -	reg = <0 0x11290000 0 0x800>;
> -	#address-cells = <2>;
> -	#size-cells = <2>;
> -	ranges;
> -	status = "okay";
> -
> -	u2port0: usb-phy at 11290800 {
> -		reg = <0 0x11290800 0 0x100>;
> -		clocks = <&apmixedsys CLK_APMIXED_REF2USB_TX>;
> -		clock-names = "ref";
> -		#phy-cells = <1>;
> -		status = "okay";
> -	};
> -
> -	u3port0: usb-phy at 11290900 {
> -		reg = <0 0x11290800 0 0x700>;
> -		clocks = <&clk26m>;
> -		clock-names = "ref";
> -		#phy-cells = <1>;
> -		status = "okay";
> -	};
> -
> -	u2port1: usb-phy at 11291000 {
> -		reg = <0 0x11291000 0 0x100>;
> -		clocks = <&apmixedsys CLK_APMIXED_REF2USB_TX>;
> -		clock-names = "ref";
> -		#phy-cells = <1>;
> -		status = "okay";
> -	};
> -};
> -
> -Specifying phy control of devices
> ----------------------------------
> -
> -Device nodes should specify the configuration required in their "phys"
> -property, containing a phandle to the phy port node and a device type;
> -phy-names for each port are optional.
> -
> -Example:
> -
> -#include <dt-bindings/phy/phy.h>
> -
> -usb30: usb at 11270000 {
> -	...
> -	phys = <&u2port0 PHY_TYPE_USB2>, <&u3port0 PHY_TYPE_USB3>;
> -	phy-names = "usb2-0", "usb3-0";
> -	...
> -};
> -
> -
> -Layout differences of banks between mt8173/mt2701 and mt2712
> --------------------------------------------------------------
> -mt8173 and mt2701:
> -port        offset    bank
> -shared      0x0000    SPLLC
> -            0x0100    FMREG
> -u2 port0    0x0800    U2PHY_COM
> -u3 port0    0x0900    U3PHYD
> -            0x0a00    U3PHYD_BANK2
> -            0x0b00    U3PHYA
> -            0x0c00    U3PHYA_DA
> -u2 port1    0x1000    U2PHY_COM
> -u3 port1    0x1100    U3PHYD
> -            0x1200    U3PHYD_BANK2
> -            0x1300    U3PHYA
> -            0x1400    U3PHYA_DA
> -u2 port2    0x1800    U2PHY_COM
> -            ...
> -
> -mt2712:
> -port        offset    bank
> -u2 port0    0x0000    MISC
> -            0x0100    FMREG
> -            0x0300    U2PHY_COM
> -u3 port0    0x0700    SPLLC
> -            0x0800    CHIP
> -            0x0900    U3PHYD
> -            0x0a00    U3PHYD_BANK2
> -            0x0b00    U3PHYA
> -            0x0c00    U3PHYA_DA
> -u2 port1    0x1000    MISC
> -            0x1100    FMREG
> -            0x1300    U2PHY_COM
> -u3 port1    0x1700    SPLLC
> -            0x1800    CHIP
> -            0x1900    U3PHYD
> -            0x1a00    U3PHYD_BANK2
> -            0x1b00    U3PHYA
> -            0x1c00    U3PHYA_DA
> -u2 port2    0x2000    MISC
> -            ...
> -
> -    SPLLC shared by u3 ports and FMREG shared by u2 ports on
> -mt8173/mt2701 are put back into each port; a new bank MISC for
> -u2 ports and CHIP for u3 ports are added on mt2712.
> diff --git a/Documentation/devicetree/bindings/phy/phy-mtk-tphy.txt b/Documentation/devicetree/bindings/phy/phy-mtk-tphy.txt
> new file mode 100644
> index 0000000..faf1808
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/phy/phy-mtk-tphy.txt
> @@ -0,0 +1,144 @@
> +MediaTek T-PHY binding
> +--------------------------
> +
> +T-phy controller supports physical layer functionality for a number of
> +controllers on MediaTek SoCs, such as, USB2.0, USB3.0, PCIe, and SATA.
> +
> +Required properties (controller (parent) node):
> + - compatible	: should be one of
> +		  "mediatek,generic-tphy-v1"
> +		  "mediatek,generic-tphy-v2"
> +		  "mediatek,mt2701-u3phy" (deprecated)
> +		  "mediatek,mt2712-u3phy" (deprecated)
> +		  "mediatek,mt8173-u3phy";
> +		  make use of "mediatek,generic-tphy-v1" on mt2701 instead and
> +		  "mediatek,generic-tphy-v2" on mt2712 instead.
> + - clocks	: (deprecated, use port's clocks instead) a list of phandle +
> +		  clock-specifier pairs, one for each entry in clock-names
> + - clock-names	: (deprecated, use port's one instead) must contain
> +		  "u3phya_ref": for reference clock of usb3.0 analog phy.
> +
> +Required nodes	: a sub-node is required for each port the controller
> +		  provides. Address range information including the usual
> +		  'reg' property is used inside these nodes to describe
> +		  the controller's topology.
> +
> +Optional properties (controller (parent) node):
> + - reg		: offset and length of register shared by multiple ports,
> +		  exclude port's private register. It is needed on mt2701
> +		  and mt8173, but not on mt2712.
> +
> +Required properties (port (child) node):
> +- reg		: address and length of the register set for the port.
> +- clocks	: a list of phandle + clock-specifier pairs, one for each
> +		  entry in clock-names
> +- clock-names	: must contain
> +		  "ref": 48M reference clock for HighSpeed analog phy; and 26M
> +			reference clock for SuperSpeed analog phy, sometimes is
> +			24M, 25M or 27M, depended on platform.
> +- #phy-cells	: should be 1 (See second example)
> +		  cell after port phandle is phy type from:
> +			- PHY_TYPE_USB2
> +			- PHY_TYPE_USB3
> +			- PHY_TYPE_PCIE
> +			- PHY_TYPE_SATA
> +
> +Example:
> +
> +u3phy: usb-phy at 11290000 {
> +	compatible = "mediatek,mt8173-u3phy";
> +	reg = <0 0x11290000 0 0x800>;
> +	#address-cells = <2>;
> +	#size-cells = <2>;
> +	ranges;
> +	status = "okay";
> +
> +	u2port0: usb-phy at 11290800 {
> +		reg = <0 0x11290800 0 0x100>;
> +		clocks = <&apmixedsys CLK_APMIXED_REF2USB_TX>;
> +		clock-names = "ref";
> +		#phy-cells = <1>;
> +		status = "okay";
> +	};
> +
> +	u3port0: usb-phy at 11290900 {
> +		reg = <0 0x11290800 0 0x700>;
> +		clocks = <&clk26m>;
> +		clock-names = "ref";
> +		#phy-cells = <1>;
> +		status = "okay";
> +	};
> +
> +	u2port1: usb-phy at 11291000 {
> +		reg = <0 0x11291000 0 0x100>;
> +		clocks = <&apmixedsys CLK_APMIXED_REF2USB_TX>;
> +		clock-names = "ref";
> +		#phy-cells = <1>;
> +		status = "okay";
> +	};
> +};
> +
> +Specifying phy control of devices
> +---------------------------------
> +
> +Device nodes should specify the configuration required in their "phys"
> +property, containing a phandle to the phy port node and a device type;
> +phy-names for each port are optional.
> +
> +Example:
> +
> +#include <dt-bindings/phy/phy.h>
> +
> +usb30: usb at 11270000 {
> +	...
> +	phys = <&u2port0 PHY_TYPE_USB2>, <&u3port0 PHY_TYPE_USB3>;
> +	phy-names = "usb2-0", "usb3-0";
> +	...
> +};
> +
> +
> +Layout differences of banks between mt8173/mt2701 and mt2712
> +-------------------------------------------------------------
> +mt8173 and mt2701:
> +port        offset    bank
> +shared      0x0000    SPLLC
> +            0x0100    FMREG
> +u2 port0    0x0800    U2PHY_COM
> +u3 port0    0x0900    U3PHYD
> +            0x0a00    U3PHYD_BANK2
> +            0x0b00    U3PHYA
> +            0x0c00    U3PHYA_DA
> +u2 port1    0x1000    U2PHY_COM
> +u3 port1    0x1100    U3PHYD
> +            0x1200    U3PHYD_BANK2
> +            0x1300    U3PHYA
> +            0x1400    U3PHYA_DA
> +u2 port2    0x1800    U2PHY_COM
> +            ...
> +
> +mt2712:
> +port        offset    bank
> +u2 port0    0x0000    MISC
> +            0x0100    FMREG
> +            0x0300    U2PHY_COM
> +u3 port0    0x0700    SPLLC
> +            0x0800    CHIP
> +            0x0900    U3PHYD
> +            0x0a00    U3PHYD_BANK2
> +            0x0b00    U3PHYA
> +            0x0c00    U3PHYA_DA
> +u2 port1    0x1000    MISC
> +            0x1100    FMREG
> +            0x1300    U2PHY_COM
> +u3 port1    0x1700    SPLLC
> +            0x1800    CHIP
> +            0x1900    U3PHYD
> +            0x1a00    U3PHYD_BANK2
> +            0x1b00    U3PHYA
> +            0x1c00    U3PHYA_DA
> +u2 port2    0x2000    MISC
> +            ...
> +
> +    SPLLC shared by u3 ports and FMREG shared by u2 ports on
> +mt8173/mt2701 are put back into each port; a new bank MISC for
> +u2 ports and CHIP for u3 ports are added on mt2712.





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