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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 | * Network Currently defined compatibles: - fsl,cpm1-scc-enet - fsl,cpm2-scc-enet - fsl,cpm1-fec-enet - fsl,cpm2-fcc-enet (third resource is GFEMR) - fsl,qe-enet Example: ethernet@11300 { compatible = "fsl,mpc8272-fcc-enet", "fsl,cpm2-fcc-enet"; reg = <11300 20 8400 100 11390 1>; local-mac-address = [ 00 00 00 00 00 00 ]; interrupts = <20 8>; interrupt-parent = <&PIC>; phy-handle = <&PHY0>; fsl,cpm-command = <12000300>; }; * MDIO Currently defined compatibles: fsl,pq1-fec-mdio (reg is same as first resource of FEC device) fsl,cpm2-mdio-bitbang (reg is port C registers) Properties for fsl,cpm2-mdio-bitbang: fsl,mdio-pin : pin of port C controlling mdio data fsl,mdc-pin : pin of port C controlling mdio clock Example: mdio@10d40 { compatible = "fsl,mpc8272ads-mdio-bitbang", "fsl,mpc8272-mdio-bitbang", "fsl,cpm2-mdio-bitbang"; reg = <10d40 14>; #address-cells = <1>; #size-cells = <0>; fsl,mdio-pin = <12>; fsl,mdc-pin = <13>; }; * HDLC Currently defined compatibles: - fsl,ucc-hdlc Properties for fsl,ucc-hdlc: - rx-clock-name - tx-clock-name Usage: required Value type: <string> Definition : Must be "brg1"-"brg16" for internal clock source, Must be "clk1"-"clk24" for external clock source. - fsl,tdm-interface Usage: optional Value type: <empty> Definition : Specify that hdlc is based on tdm-interface The property below is dependent on fsl,tdm-interface: - fsl,rx-sync-clock Usage: required Value type: <string> Definition : Must be "none", "rsync_pin", "brg9-11" and "brg13-15". - fsl,tx-sync-clock Usage: required Value type: <string> Definition : Must be "none", "tsync_pin", "brg9-11" and "brg13-15". - fsl,tdm-framer-type Usage: required for tdm interface Value type: <string> Definition : "e1" or "t1".Now e1 and t1 are used, other framer types are not supported. - fsl,tdm-id Usage: required for tdm interface Value type: <u32> Definition : number of TDM ID - fsl,tx-timeslot-mask - fsl,rx-timeslot-mask Usage: required for tdm interface Value type: <u32> Definition : time slot mask for TDM operation. Indicates which time slots used for transmitting and receiving. - fsl,siram-entry-id Usage: required for tdm interface Value type: <u32> Definition : Must be 0,2,4...64. the number of TDM entry. - fsl,tdm-internal-loopback usage: optional for tdm interface value type: <empty> Definition : Internal loopback connecting on TDM layer. Example for tdm interface: ucc@2000 { compatible = "fsl,ucc-hdlc"; rx-clock-name = "clk8"; tx-clock-name = "clk9"; fsl,rx-sync-clock = "rsync_pin"; fsl,tx-sync-clock = "tsync_pin"; fsl,tx-timeslot-mask = <0xfffffffe>; fsl,rx-timeslot-mask = <0xfffffffe>; fsl,tdm-framer-type = "e1"; fsl,tdm-id = <0>; fsl,siram-entry-id = <0>; fsl,tdm-interface; }; Example for hdlc without tdm interface: ucc@2000 { compatible = "fsl,ucc-hdlc"; rx-clock-name = "brg1"; tx-clock-name = "brg1"; }; |