arch/arm/boot/dts/keystone-k2g-netcp.dtsi

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Device Tree Source for K2G Netcp driver
   4  *
   5  * Copyright (C) 2018 Texas Instruments Incorporated - http://www.ti.com/
   6  */
   7
   8 qmss: qmss@4020000 {
   9         compatible = "ti,66ak2g-navss-qm";
  10         dma-coherent;
  11         #address-cells = <1>;
  12         #size-cells = <1>;
  13         power-domains = <&k2g_pds 0x0018>;
  14         clocks = <&k2g_clks 0x0018 0>;
  15         clock-names = "nss_vclk";
  16         ranges;
  17         queue-range = <0 0x80>;
  18         linkram0 = <0x4020000 0x7ff>;
  19         status = "disabled";
  20
  21         qmgrs {
  22                 #address-cells = <1>;
  23                 #size-cells = <1>;
  24                 ranges;
  25                 qmgr0 {
  26                         managed-queues = <0 0x80>;
  27                         reg = <0x4100000 0x800>,
  28                               <0x4040000 0x100>,
  29                               <0x4080000 0x800>,
  30                               <0x40c0000 0x800>;
  31                         reg-names = "peek", "config",
  32                                     "region", "push";
  33                 };
  34
  35         };
  36         queue-pools {
  37                 qpend {
  38                         qpend-0 {
  39                                 qrange = <77 8>;
  40                                 interrupts =<0 308 0xf04 0 309 0xf04 0 310 0xf04
  41                                              0 311 0xf04 0 312 0xf04 0 313 0xf04
  42                                              0 314 0xf04 0 315 0xf04>;
  43                                 qalloc-by-id;
  44                         };
  45                 };
  46                 general-purpose {
  47                         gp-0 {
  48                                 qrange = <112 8>;
  49                         };
  50                         netcp-tx {
  51                                 qrange = <5 8>;
  52                                 qalloc-by-id;
  53                         };
  54                 };
  55         };
  56
  57         descriptor-regions {
  58                 #address-cells = <1>;
  59                 #size-cells = <1>;
  60                 ranges;
  61                 region-12 {
  62                         id = <12>;
  63                         region-spec = <1023 128>; /* num_desc desc_size */
  64                         link-index = <0x400>;
  65                 };
  66         };
  67 }; /* qmss */
  68
  69 knav_dmas: knav_dmas@0 {
  70         compatible = "ti,keystone-navigator-dma";
  71         #address-cells = <1>;
  72         #size-cells = <1>;
  73         status = "disabled";
  74         power-domains = <&k2g_pds 0x0018>;
  75         clocks = <&k2g_clks 0x0018 0>;
  76         clock-names = "nss_vclk";
  77         ranges;
  78         ti,navigator-cloud-address = <0x40c0000 0x40c0000 0x40c0000 0x40c0000>;
  79
  80         dma_gbe: dma_gbe@0 {
  81                 reg = <0x4010000 0x100>,
  82                       <0x4011000 0x2a0>, /* 21 Tx channels */
  83                       <0x4012000 0x400>, /* 32 Rx channels */
  84                       <0x4010100 0x80>,
  85                       <0x4013000 0x400>; /* 32 Rx flows */
  86                 reg-names = "global", "txchan", "rxchan",
  87                             "txsched", "rxflow";
  88         };
  89
  90 };
  91
  92 netcp: netcp@4000000 {
  93         reg = <0x2620110 0x8>;
  94         reg-names = "efuse";
  95         compatible = "ti,netcp-1.0";
  96         #address-cells = <1>;
  97         #size-cells = <1>;
  98         status = "disabled";
  99         power-domains = <&k2g_pds 0x0018>;
 100         clocks = <&k2g_clks 0x0018 3>, <&k2g_clks 0x0018 8>;
 101         clock-names = "ethss_clk", "cpts";
 102
 103         /* NetCP address range */
 104         ranges = <0 0x4000000 0x1000000>;
 105
 106         dma-coherent;
 107
 108         ti,navigator-dmas = <&dma_gbe 0>, <&dma_gbe 5>;
 109         ti,navigator-dma-names = "netrx0", "nettx";
 110
 111         netcp-devices {
 112                 #address-cells = <1>;
 113                 #size-cells = <1>;
 114                 ranges;
 115                 gbe: gbe@200000 {
 116                         label = "netcp-gbe";
 117                         compatible = "ti,netcp-gbe-2";
 118                         reg = <0x200000 0x20>, <0x220000 0x20000>;
 119                         enable-ale;
 120                         tx-queue = <5>;
 121                         tx-channel = "nettx";
 122                         cpts-rftclk-sel = <0>;
 123                         cpts-ext-ts-inputs = <8>;
 124
 125                         interfaces {
 126                                 gbe0: interface-0 {
 127                                         slave-port = <0>;
 128                                         link-interface  = <5>;
 129                                 };
 130                         };
 131                 };
 132         };
 133
 134         netcp-interfaces {
 135                 interface-0 {
 136                         rx-channel = "netrx0";
 137                         rx-pool = <512 12>;
 138                         tx-pool = <511 12>;
 139                         rx-queue-depth = <128 128 0 0>;
 140                         rx-buffer-size = <1518 4096 0 0>;
 141                         rx-queue = <77>;
 142                         tx-completion-queue = <78>;
 143                         efuse-mac = <1>;
 144                         netcp-gbe = <&gbe0>;
 145                 };
 146         };
 147 };