bindings/net/amlogic%2Cmeson-dwmac.yaml

1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
5 $id: http://devicetree.org/schemas/net/amlogic,meson-dwmac.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11   - Neil Armstrong <neil.armstrong@linaro.org>
12   - Martin Blumenstingl <martin.blumenstingl@googlemail.com>
20           - amlogic,meson6-dwmac
21           - amlogic,meson8b-dwmac
22           - amlogic,meson8m2-dwmac
23           - amlogic,meson-gxbb-dwmac
24           - amlogic,meson-axg-dwmac
25           - amlogic,meson-g12a-dwmac
27     - compatible
30   - $ref: snps,dwmac.yaml#
31   - if:
36               - amlogic,meson8b-dwmac
37               - amlogic,meson8m2-dwmac
38               - amlogic,meson-gxbb-dwmac
39               - amlogic,meson-axg-dwmac
40               - amlogic,meson-g12a-dwmac
47             - description: GMAC main clock
48             - description: First parent clock of the internal mux
49             - description: Second parent clock of the internal mux
50             - description: The clock which drives the timing adjustment logic
52         clock-names:
55             - const: stmmaceth
56             - const: clkin0
57             - const: clkin1
58             - const: timing-adjustment
60         amlogic,tx-delay-ns:
64             The internal RGMII TX clock delay (provided by this driver)
65             in nanoseconds. When phy-mode is set to "rgmii" then the TX
66             delay should be explicitly configured. When the phy-mode is
67             set to either "rgmii-id" or "rgmii-txid" the TX clock delay
72             ignored when the phy-mode is set to "rmii".
74         amlogic,rx-delay-ns:
77             - 0
78             - 2
81             The internal RGMII RX clock delay in nanoseconds. Deprecated, use
82             rx-internal-delay-ps instead.
84         rx-internal-delay-ps:
87   - if:
92               - amlogic,meson8b-dwmac
93               - amlogic,meson8m2-dwmac
94               - amlogic,meson-gxbb-dwmac
95               - amlogic,meson-axg-dwmac
98         rx-internal-delay-ps:
100             - 0
101             - 2000
103   - if:
108               - amlogic,meson-g12a-dwmac
111         rx-internal-delay-ps:
113             - 0
114             - 200
115             - 400
116             - 600
117             - 800
118             - 1000
119             - 1200
120             - 1400
121             - 1600
122             - 1800
123             - 2000
124             - 2200
125             - 2400
126             - 2600
127             - 2800
128             - 3000
135       - enum:
136           - amlogic,meson6-dwmac
137           - amlogic,meson8b-dwmac
138           - amlogic,meson8m2-dwmac
139           - amlogic,meson-gxbb-dwmac
140           - amlogic,meson-axg-dwmac
141           - amlogic,meson-g12a-dwmac
144         - snps,dwmac-3.70a
145         - snps,dwmac
149       - description:
151       - description:
156   - compatible
157   - reg
158   - interrupts
159   - interrupt-names
160   - clocks
161   - clock-names
162   - phy-mode
167   - |
169          compatible = "amlogic,meson-gxbb-dwmac", "snps,dwmac";
172          interrupt-names = "macirq";
174          clock-names = "stmmaceth", "clkin0", "clkin1", "timing-adjustment";
175          phy-mode = "rgmii";