bindings/sram/allwinner%2Csun4i-a10-system-control.yaml

1 # SPDX-License-Identifier: GPL-2.0+
3 ---
4 $id: http://devicetree.org/schemas/sram/allwinner,sun4i-a10-system-control.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Allwinner A10 System Control
10   - Chen-Yu Tsai <wens@csie.org>
11   - Maxime Ripard <mripard@kernel.org>
14   The SRAM controller found on most Allwinner devices is represented
15   by a regular node for the SRAM controller itself, with sub-nodes
16   representing the SRAM handled by the SRAM controller.
19   "#address-cells":
22   "#size-cells":
27       - enum:
28           - allwinner,sun4i-a10-sram-controller
29           - allwinner,sun50i-a64-sram-controller
31       - enum:
32           - allwinner,sun4i-a10-system-control
33           - allwinner,sun5i-a13-system-control
34           - allwinner,sun8i-a23-system-control
35           - allwinner,sun8i-h3-system-control
36           - allwinner,sun20i-d1-system-control
37           - allwinner,sun50i-a64-system-control
38           - allwinner,sun50i-h5-system-control
39           - allwinner,sun50i-h616-system-control
40       - items:
41           - enum:
42               - allwinner,suniv-f1c100s-system-control
43               - allwinner,sun7i-a20-system-control
44               - allwinner,sun8i-r40-system-control
45           - const: allwinner,sun4i-a10-system-control
46       - items:
47           - const: allwinner,sun8i-v3s-system-control
48           - const: allwinner,sun8i-h3-system-control
49       - items:
50           - const: allwinner,sun50i-h6-system-control
51           - const: allwinner,sun50i-a64-system-control
59   "^regulators@[0-9a-f]+$":
60     $ref: /schemas/regulator/allwinner,sun20i-d1-system-ldos.yaml#
62   "^sram@[a-f0-9]+":
67       "^sram-section?@[a-f0-9]+$":
76               - const: allwinner,sun4i-a10-sram-a3-a4
77               - const: allwinner,sun4i-a10-sram-c1
78               - const: allwinner,sun4i-a10-sram-d
79               - const: allwinner,sun50i-a64-sram-c
80               - items:
81                   - enum:
82                       - allwinner,sun5i-a13-sram-a3-a4
83                       - allwinner,sun7i-a20-sram-a3-a4
84                   - const: allwinner,sun4i-a10-sram-a3-a4
85               - items:
86                   - enum:
87                       - allwinner,sun5i-a13-sram-c1
88                       - allwinner,sun7i-a20-sram-c1
89                       - allwinner,sun8i-a23-sram-c1
90                       - allwinner,sun8i-h3-sram-c1
91                       - allwinner,sun8i-r40-sram-c1
92                       - allwinner,sun50i-a64-sram-c1
93                       - allwinner,sun50i-h5-sram-c1
94                       - allwinner,sun50i-h6-sram-c1
95                   - const: allwinner,sun4i-a10-sram-c1
96               - items:
97                   - enum:
98                       - allwinner,suniv-f1c100s-sram-d
99                       - allwinner,sun5i-a13-sram-d
100                       - allwinner,sun7i-a20-sram-d
101                   - const: allwinner,sun4i-a10-sram-d
102               - items:
103                   - const: allwinner,sun50i-h6-sram-c
104                   - const: allwinner,sun50i-a64-sram-c
107   - "#address-cells"
108   - "#size-cells"
109   - compatible
110   - reg
115   - |
116     system-control@1c00000 {
117       compatible = "allwinner,sun4i-a10-system-control";
119       #address-cells = <1>;
120       #size-cells = <1>;
124         compatible = "mmio-sram";
126         #address-cells = <1>;
127         #size-cells = <1>;
130         emac_sram: sram-section@8000 {
131           compatible = "allwinner,sun4i-a10-sram-a3-a4";
137   - |
139       compatible = "allwinner,sun20i-d1-system-control";
142       #address-cells = <1>;
143       #size-cells = <1>;
146         compatible = "allwinner,sun20i-d1-system-ldos";
150           regulator-min-microvolt = <1800000>;
151           regulator-max-microvolt = <1800000>;
155           regulator-name = "vcc-dram";
156           regulator-min-microvolt = <1500000>;
157           regulator-max-microvolt = <1500000>;