sophgo,cv1800b-dwmac.yaml

  1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/net/sophgo,cv1800b-dwmac.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Sophgo CV1800B DWMAC glue layer
  8
  9maintainers:
 10  - Inochi Amaoto <inochiama@gmail.com>
 11
 12select:
 13  properties:
 14    compatible:
 15      contains:
 16        enum:
 17          - sophgo,cv1800b-dwmac
 18  required:
 19    - compatible
 20
 21properties:
 22  compatible:
 23    items:
 24      - const: sophgo,cv1800b-dwmac
 25      - const: snps,dwmac-3.70a
 26
 27  reg:
 28    maxItems: 1
 29
 30  clocks:
 31    items:
 32      - description: GMAC main clock
 33      - description: PTP clock
 34
 35  clock-names:
 36    items:
 37      - const: stmmaceth
 38      - const: ptp_ref
 39
 40  interrupts:
 41    maxItems: 1
 42
 43  interrupt-names:
 44    maxItems: 1
 45
 46  resets:
 47    maxItems: 1
 48
 49  reset-names:
 50    const: stmmaceth
 51
 52required:
 53  - compatible
 54  - reg
 55  - clocks
 56  - clock-names
 57  - interrupts
 58  - interrupt-names
 59  - resets
 60  - reset-names
 61
 62allOf:
 63  - $ref: snps,dwmac.yaml#
 64
 65unevaluatedProperties: false
 66
 67examples:
 68  - |
 69    #include <dt-bindings/interrupt-controller/irq.h>
 70
 71    ethernet@4070000 {
 72      compatible = "sophgo,cv1800b-dwmac", "snps,dwmac-3.70a";
 73      reg = <0x04070000 0x10000>;
 74      clocks = <&clk 35>, <&clk 36>;
 75      clock-names = "stmmaceth", "ptp_ref";
 76      interrupts = <31 IRQ_TYPE_LEVEL_HIGH>;
 77      interrupt-names = "macirq";
 78      phy-handle = <&internal_ephy>;
 79      phy-mode = "internal";
 80      resets = <&rst 12>;
 81      reset-names = "stmmaceth";
 82      rx-fifo-depth = <8192>;
 83      tx-fifo-depth = <8192>;
 84      snps,multicast-filter-bins = <0>;
 85      snps,perfect-filter-entries = <1>;
 86      snps,aal;
 87      snps,txpbl = <8>;
 88      snps,rxpbl = <8>;
 89      snps,mtl-rx-config = <&gmac0_mtl_rx_setup>;
 90      snps,mtl-tx-config = <&gmac0_mtl_tx_setup>;
 91      snps,axi-config = <&gmac0_stmmac_axi_setup>;
 92
 93      mdio {
 94        compatible = "snps,dwmac-mdio";
 95        #address-cells = <1>;
 96        #size-cells = <0>;
 97      };
 98
 99      gmac0_mtl_rx_setup: rx-queues-config {
100        snps,rx-queues-to-use = <1>;
101        queue0 {};
102      };
103
104      gmac0_mtl_tx_setup: tx-queues-config {
105        snps,tx-queues-to-use = <1>;
106        queue0 {};
107      };
108
109      gmac0_stmmac_axi_setup: stmmac-axi-config {
110        snps,blen = <16 8 4 0 0 0 0>;
111        snps,rd_osr_lmt = <2>;
112        snps,wr_osr_lmt = <1>;
113      };
114    };