.. | .. |
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104 | 104 | - 10Gb mac<->mac forced mode : 11 |
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105 | 105 | ----phy-handle: phandle to PHY device |
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106 | 106 | |
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| 107 | +- cpts: sub-node time synchronization (CPTS) submodule configuration |
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| 108 | +-- clocks: CPTS reference clock. Should point on cpts-refclk-mux clock. |
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| 109 | +-- clock-names: should be "cpts" |
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| 110 | +-- cpts-refclk-mux: multiplexer clock definition sub-node for CPTS reference (RFTCLK) clock |
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| 111 | +--- #clock-cells: should be 0 |
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| 112 | +--- clocks: list of CPTS reference (RFTCLK) clock's parents as defined in Data manual |
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| 113 | +--- ti,mux-tbl: array of multiplexer indexes as defined in Data manual |
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| 114 | +--- assigned-clocks: should point on cpts-refclk-mux clock |
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| 115 | +--- assigned-clock-parents: should point on required RFTCLK clock parent to be selected |
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| 116 | +-- cpts_clock_mult: (optional) Numerator to convert input clock ticks |
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| 117 | + into nanoseconds |
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| 118 | +-- cpts_clock_shift: (optional) Denominator to convert input clock ticks into |
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| 119 | + nanoseconds. |
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| 120 | + Mult and shift will be calculated basing on CPTS |
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| 121 | + rftclk frequency if both cpts_clock_shift and |
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| 122 | + cpts_clock_mult properties are not provided. |
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| 123 | + |
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107 | 124 | Optional properties: |
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108 | 125 | - enable-ale: NetCP driver keeps the address learning feature in the ethernet |
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109 | 126 | switch module disabled. This attribute is to enable the address |
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.. | .. |
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135 | 152 | are swapped. The netcp driver will swap the two DWORDs |
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136 | 153 | back to the proper order when this property is set to 2 |
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137 | 154 | when it obtains the mac address from efuse. |
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138 | | -- local-mac-address: the driver is designed to use the of_get_mac_address api |
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139 | | - only if efuse-mac is 0. When efuse-mac is 0, the MAC |
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140 | | - address is obtained from local-mac-address. If this |
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141 | | - attribute is not present, then the driver will use a |
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142 | | - random MAC address. |
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143 | 155 | - "netcp-device label": phandle to the device specification for each of NetCP |
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144 | 156 | sub-module attached to this interface. |
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| 157 | + |
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| 158 | +The MAC address will be determined using the optional properties defined in |
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| 159 | +ethernet.txt and only if efuse-mac is set to 0. If all of the optional MAC |
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| 160 | +address properties are not present, then the driver will use a random MAC |
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| 161 | +address. |
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145 | 162 | |
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146 | 163 | Example binding: |
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147 | 164 | |
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.. | .. |
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167 | 184 | /* enable-ale; */ |
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168 | 185 | tx-queue = <648>; |
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169 | 186 | tx-channel = <8>; |
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| 187 | + |
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| 188 | + cpts { |
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| 189 | + clocks = <&cpts_refclk_mux>; |
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| 190 | + clock-names = "cpts"; |
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| 191 | + |
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| 192 | + cpts_refclk_mux: cpts-refclk-mux { |
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| 193 | + #clock-cells = <0>; |
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| 194 | + clocks = <&chipclk12>, <&chipclk13>, |
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| 195 | + <&timi0>, <&timi1>, |
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| 196 | + <&tsipclka>, <&tsrefclk>, |
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| 197 | + <&tsipclkb>; |
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| 198 | + ti,mux-tbl = <0x0>, <0x1>, <0x2>, |
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| 199 | + <0x3>, <0x4>, <0x8>, <0xC>; |
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| 200 | + assigned-clocks = <&cpts_refclk_mux>; |
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| 201 | + assigned-clock-parents = <&chipclk12>; |
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| 202 | + }; |
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| 203 | + }; |
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170 | 204 | |
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171 | 205 | interfaces { |
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172 | 206 | gbe0: interface-0 { |
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.. | .. |
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219 | 253 | }; |
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220 | 254 | }; |
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221 | 255 | }; |
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| 256 | + |
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| 257 | +CPTS board configuration - select external CPTS RFTCLK: |
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| 258 | + |
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| 259 | +&tsrefclk{ |
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| 260 | + clock-frequency = <500000000>; |
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| 261 | +}; |
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| 262 | + |
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| 263 | +&cpts_refclk_mux { |
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| 264 | + assigned-clock-parents = <&tsrefclk>; |
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| 265 | +}; |
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