bindings/net/micrel-ksz90x1.txt

4 to clock delays. You can specify clock delay values in the PHY OF
8 Note that these settings are applied after any phy-specific fixup from
14   All skew control options are specified in picoseconds. The minimum
17   skew values actually increase in 120ps steps, starting from -840ps. The
23   The following table shows the actual skew delay you will get for each of the
25   corresponding pad skew register:
27   Device Tree Value	Delay	Pad Skew Register Value
28   -----------------------------------------------------
29 	0   		-840ps		0000
30 	200 		-720ps		0001
31 	400 		-600ps		0010
32 	600 		-480ps		0011
33 	800 		-360ps		0100
34 	1000		-240ps		0101
35 	1200		-120ps		0110
48     - rxc-skew-ps : Skew control of RXC pad
49     - rxdv-skew-ps : Skew control of RX CTL pad
50     - txc-skew-ps : Skew control of TXC pad
51     - txen-skew-ps : Skew control of TX CTL pad
52     - rxd0-skew-ps : Skew control of RX data 0 pad
53     - rxd1-skew-ps : Skew control of RX data 1 pad
54     - rxd2-skew-ps : Skew control of RX data 2 pad
55     - rxd3-skew-ps : Skew control of RX data 3 pad
56     - txd0-skew-ps : Skew control of TX data 0 pad
57     - txd1-skew-ps : Skew control of TX data 1 pad
58     - txd2-skew-ps : Skew control of TX data 2 pad
59     - txd3-skew-ps : Skew control of TX data 3 pad
63   All skew control options are specified in picoseconds. The minimum
64   value is 0, and the maximum is property-dependent. The increment
66   rxc-skew-ps=<0> actually results in -900 picoseconds adjustment.
72       - rxc-skew-ps : Skew control of RX clock pad
73       - txc-skew-ps : Skew control of TX clock pad
77       - rxdv-skew-ps : Skew control of RX CTL pad
78       - txen-skew-ps : Skew control of TX CTL pad
79       - rxd0-skew-ps : Skew control of RX data 0 pad
80       - rxd1-skew-ps : Skew control of RX data 1 pad
81       - rxd2-skew-ps : Skew control of RX data 2 pad
82       - rxd3-skew-ps : Skew control of RX data 3 pad
83       - txd0-skew-ps : Skew control of TX data 0 pad
84       - txd1-skew-ps : Skew control of TX data 1 pad
85       - txd2-skew-ps : Skew control of TX data 2 pad
86       - txd3-skew-ps : Skew control of TX data 3 pad
88     - micrel,force-master:
97   All skew control options are specified in picoseconds. The increment
99   A negative value can be assigned as rxc-skew-psec = <(-100)>;.
103     Range of the value -700 to 2400, default value 0:
105       - rxc-skew-psec : Skew control of RX clock pad
106       - txc-skew-psec : Skew control of TX clock pad
108     Range of the value -700 to 800, default value 0:
110       - rxdv-skew-psec : Skew control of RX CTL pad
111       - txen-skew-psec : Skew control of TX CTL pad
112       - rxd0-skew-psec : Skew control of RX data 0 pad
113       - rxd1-skew-psec : Skew control of RX data 1 pad
114       - rxd2-skew-psec : Skew control of RX data 2 pad
115       - rxd3-skew-psec : Skew control of RX data 3 pad
116       - txd0-skew-psec : Skew control of TX data 0 pad
117       - txd1-skew-psec : Skew control of TX data 1 pad
118       - txd2-skew-psec : Skew control of TX data 2 pad
119       - txd3-skew-psec : Skew control of TX data 3 pad
124 		phy0: ethernet-phy@0 {
125 			rxc-skew-ps = <3000>;
126 			rxdv-skew-ps = <0>;
127 			txc-skew-ps = <3000>;
128 			txen-skew-ps = <0>;
134 		phy-mode = "rgmii-id";