projects / mirror_ubuntu-jammy-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| b331b8ef EG |
1 | # SPDX-License-Identifier: GPL-2.0 |
| 2 | %YAML 1.2 | |
| 3 | --- | |
| 4 | $id: "http://devicetree.org/schemas/net/rockchip-dwmac.yaml#" | |
| 5 | $schema: "http://devicetree.org/meta-schemas/core.yaml#" | |
| 6 | ||
| 7 | title: Rockchip 10/100/1000 Ethernet driver(GMAC) | |
| 8 | ||
| 9 | maintainers: | |
| 10 | - David Wu <david.wu@rock-chips.com> | |
| 11 | ||
| 12 | # We need a select here so we don't match all nodes with 'snps,dwmac' | |
| 13 | select: | |
| 14 | properties: | |
| 15 | compatible: | |
| 16 | contains: | |
| 17 | enum: | |
| 18 | - rockchip,px30-gmac | |
| 19 | - rockchip,rk3128-gmac | |
| 20 | - rockchip,rk3228-gmac | |
| 21 | - rockchip,rk3288-gmac | |
| 22 | - rockchip,rk3328-gmac | |
| 23 | - rockchip,rk3366-gmac | |
| 24 | - rockchip,rk3368-gmac | |
| 25 | - rockchip,rk3399-gmac | |
| 26 | - rockchip,rv1108-gmac | |
| 27 | required: | |
| 28 | - compatible | |
| 29 | ||
| 30 | allOf: | |
| 31 | - $ref: "snps,dwmac.yaml#" | |
| 32 | ||
| 33 | properties: | |
| 34 | compatible: | |
| 35 | items: | |
| 36 | - enum: | |
| 37 | - rockchip,px30-gmac | |
| 38 | - rockchip,rk3128-gmac | |
| 39 | - rockchip,rk3228-gmac | |
| 40 | - rockchip,rk3288-gmac | |
| 41 | - rockchip,rk3328-gmac | |
| 42 | - rockchip,rk3366-gmac | |
| 43 | - rockchip,rk3368-gmac | |
| 44 | - rockchip,rk3399-gmac | |
| 45 | - rockchip,rv1108-gmac | |
| 46 | ||
| 47 | clocks: | |
| 48 | minItems: 5 | |
| 49 | maxItems: 8 | |
| 50 | ||
| 51 | clock-names: | |
| 52 | contains: | |
| 53 | enum: | |
| 54 | - stmmaceth | |
| 55 | - mac_clk_tx | |
| 56 | - mac_clk_rx | |
| 57 | - aclk_mac | |
| 58 | - pclk_mac | |
| 59 | - clk_mac_ref | |
| 60 | - clk_mac_refout | |
| 61 | - clk_mac_speed | |
| 62 | ||
| 63 | clock_in_out: | |
| 64 | description: | |
| 65 | For RGMII, it must be "input", means main clock(125MHz) | |
| 66 | is not sourced from SoC's PLL, but input from PHY. | |
| 67 | For RMII, "input" means PHY provides the reference clock(50MHz), | |
| 68 | "output" means GMAC provides the reference clock. | |
| 69 | $ref: /schemas/types.yaml#/definitions/string | |
| 70 | enum: [input, output] | |
| 71 | ||
| 72 | rockchip,grf: | |
| 73 | description: The phandle of the syscon node for the general register file. | |
| 74 | $ref: /schemas/types.yaml#/definitions/phandle | |
| 75 | ||
| 76 | tx_delay: | |
| 77 | description: Delay value for TXD timing. Range value is 0~0x7F, 0x30 as default. | |
| 78 | $ref: /schemas/types.yaml#/definitions/uint32 | |
| 79 | ||
| 80 | rx_delay: | |
| 81 | description: Delay value for RXD timing. Range value is 0~0x7F, 0x10 as default. | |
| 82 | $ref: /schemas/types.yaml#/definitions/uint32 | |
| 83 | ||
| 84 | phy-supply: | |
| 85 | description: PHY regulator | |
| 86 | ||
| 87 | required: | |
| 88 | - compatible | |
| 89 | - clocks | |
| 90 | - clock-names | |
| 91 | ||
| 92 | unevaluatedProperties: false | |
| 93 | ||
| 94 | examples: | |
| 95 | - | | |
| 96 | #include <dt-bindings/interrupt-controller/arm-gic.h> | |
| 97 | #include <dt-bindings/clock/rk3288-cru.h> | |
| 98 | ||
| 99 | gmac: ethernet@ff290000 { | |
| 100 | compatible = "rockchip,rk3288-gmac"; | |
| 101 | reg = <0xff290000 0x10000>; | |
| 102 | interrupts = <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>; | |
| 103 | interrupt-names = "macirq"; | |
| 104 | clocks = <&cru SCLK_MAC>, | |
| 105 | <&cru SCLK_MAC_RX>, <&cru SCLK_MAC_TX>, | |
| 106 | <&cru SCLK_MACREF>, <&cru SCLK_MACREF_OUT>, | |
| 107 | <&cru ACLK_GMAC>, <&cru PCLK_GMAC>; | |
| 108 | clock-names = "stmmaceth", | |
| 109 | "mac_clk_rx", "mac_clk_tx", | |
| 110 | "clk_mac_ref", "clk_mac_refout", | |
| 111 | "aclk_mac", "pclk_mac"; | |
| 112 | assigned-clocks = <&cru SCLK_MAC>; | |
| 113 | assigned-clock-parents = <&ext_gmac>; | |
| 114 | ||
| 115 | rockchip,grf = <&grf>; | |
| 116 | phy-mode = "rgmii"; | |
| 117 | clock_in_out = "input"; | |
| 118 | tx_delay = <0x30>; | |
| 119 | rx_delay = <0x10>; | |
| 120 | }; |