arch/arm/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,keystone-navigator-qmss-l";
  10         dma-coherent;
  11         #address-cells = <1>;
  12         #size-cells = <1>;
  13         /* power-domains = <&k2g_pds K2G_DEV_NSS0>; */
  14         /* clocks = <&k2g_clks K2G_DEV_NSS0 K2G_DEV_NSS_VCLK>; */
  15         clock-names = "nss_vclk";
  16         ranges;
  17         queue-range = <0 0x80>;
  18         linkram0 = <0x4020000 0x7ff>;
  19
  20         qmgrs {
  21                 #address-cells = <1>;
  22                 #size-cells = <1>;
  23                 ranges;
  24                 qmgr0 {
  25                         managed-queues = <0 0x80>;
  26                         reg = <0x4100000 0x800>,
  27                               <0x4040000 0x100>,
  28                               <0x4080000 0x800>,
  29                               <0x40c0000 0x800>;
  30                         reg-names = "peek", "config",
  31                                     "region", "push";
  32                 };
  33
  34         };
  35         queue-pools {
  36                 qpend {
  37                         qpend-0 {
  38                                 qrange = <77 8>;
  39                                 interrupts =<0 308 0xf04 0 309 0xf04 0 310 0xf04
  40                                              0 311 0xf04 0 312 0xf04 0 313 0xf04
  41                                              0 314 0xf04 0 315 0xf04>;
  42                                 qalloc-by-id;
  43                         };
  44                 };
  45                 general-purpose {
  46                         gp-0 {
  47                                 qrange = <112 8>;
  48                         };
  49                         netcp-tx {
  50                                 qrange = <5 8>;
  51                                 qalloc-by-id;
  52                         };
  53                 };
  54         };
  55
  56         descriptor-regions {
  57                 #address-cells = <1>;
  58                 #size-cells = <1>;
  59                 ranges;
  60                 region-12 {
  61                         id = <12>;
  62                         region-spec = <1023 128>; /* num_desc desc_size */
  63                         link-index = <0x400>;
  64                 };
  65         };
  66 }; /* qmss */
  67
  68 knav_dmas: knav_dmas@0 {
  69         compatible = "ti,keystone-navigator-dma";
  70         #address-cells = <1>;
  71         #size-cells = <1>;
  72         /* power-domains = <&k2g_pds K2G_DEV_NSS0>; */
  73         /* clocks = <&k2g_clks K2G_DEV_NSS0 K2G_DEV_NSS_VCLK>; */
  74         clock-names = "nss_vclk";
  75         ranges;
  76         ti,navigator-cloud-address = <0x40c0000 0x40c0000 0x40c0000 0x40c0000>;
  77
  78         dma_gbe: dma_gbe@0 {
  79                 reg = <0x4010000 0x100>,
  80                       <0x4011000 0x2a0>, /* 21 Tx channels */
  81                       <0x4012000 0x400>, /* 32 Rx channels */
  82                       <0x4010100 0x80>,
  83                       <0x4013000 0x400>; /* 32 Rx flows */
  84                 reg-names = "global", "txchan", "rxchan",
  85                             "txsched", "rxflow";
  86         };
  87
  88 };
  89
  90 gbe_subsys: subsys@4200000 {
  91         compatible = "syscon";
  92         reg = <0x4200000 0x100>;
  93 };
  94
  95 netcp: netcp@4000000 {
  96         reg = <0x2620110 0x8>;
  97         reg-names = "efuse";
  98         compatible = "ti,netcp-1.0";
  99         #address-cells = <1>;
 100         #size-cells = <1>;
 101         status = "disabled";
 102         /* power-domains = <&k2g_pds K2G_DEV_NSS0>; */
 103         /* clocks = <&k2g_clks K2G_DEV_NSS0 K2G_DEV_NSS_ESW_CLK>; */
 104         clock-names = "ethss_clk";
 105
 106         /* NetCP address range */
 107         ranges = <0 0x4000000 0x1000000>;
 108
 109         dma-coherent;
 110
 111         ti,navigator-dmas = <&dma_gbe 0>, <&dma_gbe 5>;
 112         ti,navigator-dma-names = "netrx0", "nettx";
 113
 114         netcp-devices {
 115                 #address-cells = <1>;
 116                 #size-cells = <1>;
 117                 ranges;
 118                 gbe@200000 {
 119                         label = "netcp-gbe";
 120                         compatible = "ti,netcp-gbe-2";
 121                         syscon-subsys = <&gbe_subsys>;
 122                         reg = <0x200100 0xe00>, <0x220000 0x20000>;
 123                         /* enable-ale; */
 124                         tx-queue = <5>;
 125                         tx-channel = "nettx";
 126
 127                         interfaces {
 128                                 gbe0: interface-0 {
 129                                         slave-port = <0>;
 130                                         link-interface = <5>;
 131                                 };
 132                         };
 133                 };
 134         };
 135
 136         netcp-interfaces {
 137                 interface-0 {
 138                         rx-channel = "netrx0";
 139                         rx-pool = <512 12>;
 140                         tx-pool = <511 12>;
 141                         rx-queue-depth = <128 128 0 0>;
 142                         rx-buffer-size = <1518 4096 0 0>;
 143                         rx-queue = <77>;
 144                         tx-completion-queue = <78>;
 145                         efuse-mac = <1>;
 146                         netcp-gbe = <&gbe0>;
 147                 };
 148         };
 149 };