~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

TOMOYO Linux Cross Reference
Linux/Documentation/devicetree/bindings/net/cpsw.txt

Version: ~ [ linux-6.12-rc7 ] ~ [ linux-6.11.7 ] ~ [ linux-6.10.14 ] ~ [ linux-6.9.12 ] ~ [ linux-6.8.12 ] ~ [ linux-6.7.12 ] ~ [ linux-6.6.60 ] ~ [ linux-6.5.13 ] ~ [ linux-6.4.16 ] ~ [ linux-6.3.13 ] ~ [ linux-6.2.16 ] ~ [ linux-6.1.116 ] ~ [ linux-6.0.19 ] ~ [ linux-5.19.17 ] ~ [ linux-5.18.19 ] ~ [ linux-5.17.15 ] ~ [ linux-5.16.20 ] ~ [ linux-5.15.171 ] ~ [ linux-5.14.21 ] ~ [ linux-5.13.19 ] ~ [ linux-5.12.19 ] ~ [ linux-5.11.22 ] ~ [ linux-5.10.229 ] ~ [ linux-5.9.16 ] ~ [ linux-5.8.18 ] ~ [ linux-5.7.19 ] ~ [ linux-5.6.19 ] ~ [ linux-5.5.19 ] ~ [ linux-5.4.285 ] ~ [ linux-5.3.18 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.323 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.336 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.337 ] ~ [ linux-4.4.302 ] ~ [ linux-3.10.108 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.12 ] ~ [ policy-sample ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

Diff markup

Differences between /Documentation/devicetree/bindings/net/cpsw.txt (Version linux-6.12-rc7) and /Documentation/devicetree/bindings/net/cpsw.txt (Version linux-4.4.302)


  1 TI SoC Ethernet Switch Controller Device Tree       1 TI SoC Ethernet Switch Controller Device Tree Bindings
  2 ----------------------------------------------      2 ------------------------------------------------------
  3                                                     3 
  4 Required properties:                                4 Required properties:
  5 - compatible            : Should be one of the      5 - compatible            : Should be one of the below:-
  6                           "ti,cpsw" for backwa      6                           "ti,cpsw" for backward compatible
  7                           "ti,am335x-cpsw" for      7                           "ti,am335x-cpsw" for AM335x controllers
  8                           "ti,am4372-cpsw" for      8                           "ti,am4372-cpsw" for AM437x controllers
  9                           "ti,dra7-cpsw" for D      9                           "ti,dra7-cpsw" for DRA7x controllers
 10 - reg                   : physical base addres     10 - reg                   : physical base address and size of the cpsw
 11                           registers map            11                           registers map
 12 - interrupts            : property with a valu     12 - interrupts            : property with a value describing the interrupt
 13                           number                   13                           number
                                                   >>  14 - interrupt-parent      : The parent interrupt controller
 14 - cpdma_channels        : Specifies number of      15 - cpdma_channels        : Specifies number of channels in CPDMA
 15 - ale_entries           : Specifies No of entr     16 - ale_entries           : Specifies No of entries ALE can hold
 16 - bd_ram_size           : Specifies internal d     17 - bd_ram_size           : Specifies internal descriptor RAM size
                                                   >>  18 - rx_descs              : Specifies number of Rx descriptors
 17 - mac_control           : Specifies Default MA     19 - mac_control           : Specifies Default MAC control register content
 18                           for the specific pla     20                           for the specific platform
 19 - slaves                : Specifies number for     21 - slaves                : Specifies number for slaves
 20 - active_slave          : Specifies the slave      22 - active_slave          : Specifies the slave to use for time stamping,
 21                           ethtool and SIOCGMII     23                           ethtool and SIOCGMIIPHY
 22 - cpsw-phy-sel          : Specifies the phandl !!  24 - cpts_clock_mult       : Numerator to convert input clock ticks into nanoseconds
 23                           device. See also cps !!  25 - cpts_clock_shift      : Denominator to convert input clock ticks into nanoseconds
 24                           Note that in legacy  << 
 25                           a child device inste << 
 26                           (DEPRECATED, use phy << 
 27                                                    26 
 28 Optional properties:                               27 Optional properties:
 29 - ti,hwmods             : Must be "cpgmac0"        28 - ti,hwmods             : Must be "cpgmac0"
                                                   >>  29 - no_bd_ram             : Must be 0 or 1
 30 - dual_emac             : Specifies Switch to      30 - dual_emac             : Specifies Switch to act as Dual EMAC
 31 - syscon                : Phandle to the syste     31 - syscon                : Phandle to the system control device node, which is
 32                           the control module d     32                           the control module device of the am33x
 33 - mode-gpios            : Should be added if o     33 - mode-gpios            : Should be added if one/multiple gpio lines are
 34                           required to be drive     34                           required to be driven so that cpsw data lines
 35                           can be connected to      35                           can be connected to the phy via selective mux.
 36                           For example in dra72     36                           For example in dra72x-evm, pcf gpio has to be
 37                           driven low so that c     37                           driven low so that cpsw slave 0 and phy data
 38                           lines are connected      38                           lines are connected via mux.
 39 - cpts_clock_mult       : Numerator to convert !!  39 
 40 - cpts_clock_shift      : Denominator to conve << 
 41                           Mult and shift will  << 
 42                           rftclk frequency if  << 
 43                           cpts_clock_mult prop << 
 44                                                    40 
 45 Slave Properties:                                  41 Slave Properties:
 46 Required properties:                               42 Required properties:
 47 - phy-mode              : See ethernet.txt fil     43 - phy-mode              : See ethernet.txt file in the same directory
 48 - phys                  : phandle on phy-gmii- << 
 49                                                    44 
 50 Optional properties:                               45 Optional properties:
 51 - dual_emac_res_vlan    : Specifies VID to be      46 - dual_emac_res_vlan    : Specifies VID to be used to segregate the ports
 52 - phy_id                : Specifies slave phy  !!  47 - mac-address           : See ethernet.txt file in the same directory
                                                   >>  48 - phy_id                : Specifies slave phy id
 53 - phy-handle            : See ethernet.txt fil     49 - phy-handle            : See ethernet.txt file in the same directory
 54                                                    50 
 55 The MAC address will be determined using the o << 
 56 defined in ethernet.txt.                       << 
 57                                                << 
 58 Slave sub-nodes:                                   51 Slave sub-nodes:
 59 - fixed-link            : See fixed-link.txt f     52 - fixed-link            : See fixed-link.txt file in the same directory
 60                                                !!  53                           Either the property phy_id, or the sub-node
 61 Note: Exactly one of phy_id, phy-handle, or fi !!  54                           fixed-link can be specified
 62                                                    55 
 63 Note: "ti,hwmods" field is used to fetch the b     56 Note: "ti,hwmods" field is used to fetch the base address and irq
 64 resources from TI, omap hwmod data base during     57 resources from TI, omap hwmod data base during device registration.
 65 Future plan is to migrate hwmod data base cont     58 Future plan is to migrate hwmod data base contents into device tree
 66 blob so that, all the required data will be us     59 blob so that, all the required data will be used from device tree dts
 67 file.                                              60 file.
 68                                                    61 
 69 Examples:                                          62 Examples:
 70                                                    63 
 71         mac: ethernet@4a100000 {               !!  64         mac: ethernet@4A100000 {
 72                 compatible = "ti,cpsw";            65                 compatible = "ti,cpsw";
 73                 reg = <0x4A100000 0x1000>;         66                 reg = <0x4A100000 0x1000>;
 74                 interrupts = <55 0x4>;             67                 interrupts = <55 0x4>;
 75                 interrupt-parent = <&intc>;        68                 interrupt-parent = <&intc>;
 76                 cpdma_channels = <8>;              69                 cpdma_channels = <8>;
 77                 ale_entries = <1024>;              70                 ale_entries = <1024>;
 78                 bd_ram_size = <0x2000>;            71                 bd_ram_size = <0x2000>;
                                                   >>  72                 no_bd_ram = <0>;
 79                 rx_descs = <64>;                   73                 rx_descs = <64>;
 80                 mac_control = <0x20>;              74                 mac_control = <0x20>;
 81                 slaves = <2>;                      75                 slaves = <2>;
 82                 active_slave = <0>;                76                 active_slave = <0>;
 83                 cpts_clock_mult = <0x80000000>     77                 cpts_clock_mult = <0x80000000>;
 84                 cpts_clock_shift = <29>;           78                 cpts_clock_shift = <29>;
 85                 syscon = <&cm>;                    79                 syscon = <&cm>;
 86                 cpsw-phy-sel = <&phy_sel>;     << 
 87                 cpsw_emac0: slave@0 {              80                 cpsw_emac0: slave@0 {
 88                         phy_id = <&davinci_mdi     81                         phy_id = <&davinci_mdio>, <0>;
 89                         phy-mode = "rgmii-txid     82                         phy-mode = "rgmii-txid";
 90                         /* Filled in by U-Boot     83                         /* Filled in by U-Boot */
 91                         mac-address = [ 00 00      84                         mac-address = [ 00 00 00 00 00 00 ];
 92                         phys = <&phy_gmii_sel  << 
 93                 };                                 85                 };
 94                 cpsw_emac1: slave@1 {              86                 cpsw_emac1: slave@1 {
 95                         phy_id = <&davinci_mdi     87                         phy_id = <&davinci_mdio>, <1>;
 96                         phy-mode = "rgmii-txid     88                         phy-mode = "rgmii-txid";
 97                         /* Filled in by U-Boot     89                         /* Filled in by U-Boot */
 98                         mac-address = [ 00 00      90                         mac-address = [ 00 00 00 00 00 00 ];
 99                         phys = <&phy_gmii_sel  << 
100                 };                                 91                 };
101         };                                         92         };
102                                                    93 
103 (or)                                               94 (or)
104         mac: ethernet@4a100000 {               !!  95         mac: ethernet@4A100000 {
105                 compatible = "ti,cpsw";            96                 compatible = "ti,cpsw";
106                 ti,hwmods = "cpgmac0";             97                 ti,hwmods = "cpgmac0";
107                 cpdma_channels = <8>;              98                 cpdma_channels = <8>;
108                 ale_entries = <1024>;              99                 ale_entries = <1024>;
109                 bd_ram_size = <0x2000>;           100                 bd_ram_size = <0x2000>;
                                                   >> 101                 no_bd_ram = <0>;
110                 rx_descs = <64>;                  102                 rx_descs = <64>;
111                 mac_control = <0x20>;             103                 mac_control = <0x20>;
112                 slaves = <2>;                     104                 slaves = <2>;
113                 active_slave = <0>;               105                 active_slave = <0>;
114                 cpts_clock_mult = <0x80000000>    106                 cpts_clock_mult = <0x80000000>;
115                 cpts_clock_shift = <29>;          107                 cpts_clock_shift = <29>;
116                 syscon = <&cm>;                   108                 syscon = <&cm>;
117                 cpsw-phy-sel = <&phy_sel>;     << 
118                 cpsw_emac0: slave@0 {             109                 cpsw_emac0: slave@0 {
119                         phy_id = <&davinci_mdi    110                         phy_id = <&davinci_mdio>, <0>;
120                         phy-mode = "rgmii-txid    111                         phy-mode = "rgmii-txid";
121                         /* Filled in by U-Boot    112                         /* Filled in by U-Boot */
122                         mac-address = [ 00 00     113                         mac-address = [ 00 00 00 00 00 00 ];
123                         phys = <&phy_gmii_sel  << 
124                 };                                114                 };
125                 cpsw_emac1: slave@1 {             115                 cpsw_emac1: slave@1 {
126                         phy_id = <&davinci_mdi    116                         phy_id = <&davinci_mdio>, <1>;
127                         phy-mode = "rgmii-txid    117                         phy-mode = "rgmii-txid";
128                         /* Filled in by U-Boot    118                         /* Filled in by U-Boot */
129                         mac-address = [ 00 00     119                         mac-address = [ 00 00 00 00 00 00 ];
130                         phys = <&phy_gmii_sel  << 
131                 };                                120                 };
132         };                                        121         };
                                                      

~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

kernel.org | git.kernel.org | LWN.net | Project Home | SVN repository | Mail admin

Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.

sflogo.php