xref: /OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/ata/allwinner,sun8i-r40-ahci.yaml (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
1*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun%YAML 1.2
3*4882a593Smuzhiyun---
4*4882a593Smuzhiyun$id: http://devicetree.org/schemas/ata/allwinner,sun8i-r40-ahci.yaml#
5*4882a593Smuzhiyun$schema: http://devicetree.org/meta-schemas/core.yaml#
6*4882a593Smuzhiyun
7*4882a593Smuzhiyuntitle: Allwinner R40 AHCI SATA Controller bindings
8*4882a593Smuzhiyun
9*4882a593Smuzhiyunmaintainers:
10*4882a593Smuzhiyun  - Chen-Yu Tsai <wens@csie.org>
11*4882a593Smuzhiyun  - Maxime Ripard <mripard@kernel.org>
12*4882a593Smuzhiyun
13*4882a593Smuzhiyunproperties:
14*4882a593Smuzhiyun  compatible:
15*4882a593Smuzhiyun    const: allwinner,sun8i-r40-ahci
16*4882a593Smuzhiyun
17*4882a593Smuzhiyun  reg:
18*4882a593Smuzhiyun    maxItems: 1
19*4882a593Smuzhiyun
20*4882a593Smuzhiyun  clocks:
21*4882a593Smuzhiyun    items:
22*4882a593Smuzhiyun      - description: AHCI Bus Clock
23*4882a593Smuzhiyun      - description: AHCI Module Clock
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun  interrupts:
26*4882a593Smuzhiyun    maxItems: 1
27*4882a593Smuzhiyun
28*4882a593Smuzhiyun  resets:
29*4882a593Smuzhiyun    maxItems: 1
30*4882a593Smuzhiyun
31*4882a593Smuzhiyun  reset-names:
32*4882a593Smuzhiyun    const: ahci
33*4882a593Smuzhiyun
34*4882a593Smuzhiyun  ahci-supply:
35*4882a593Smuzhiyun    description: Regulator for the AHCI controller
36*4882a593Smuzhiyun
37*4882a593Smuzhiyun  phy-supply:
38*4882a593Smuzhiyun    description: Regulator for the SATA PHY power
39*4882a593Smuzhiyun
40*4882a593Smuzhiyunrequired:
41*4882a593Smuzhiyun  - compatible
42*4882a593Smuzhiyun  - reg
43*4882a593Smuzhiyun  - clocks
44*4882a593Smuzhiyun  - interrupts
45*4882a593Smuzhiyun  - resets
46*4882a593Smuzhiyun  - reset-names
47*4882a593Smuzhiyun
48*4882a593SmuzhiyunadditionalProperties: false
49*4882a593Smuzhiyun
50*4882a593Smuzhiyunexamples:
51*4882a593Smuzhiyun  - |
52*4882a593Smuzhiyun    #include <dt-bindings/interrupt-controller/arm-gic.h>
53*4882a593Smuzhiyun    #include <dt-bindings/clock/sun8i-r40-ccu.h>
54*4882a593Smuzhiyun    #include <dt-bindings/reset/sun8i-r40-ccu.h>
55*4882a593Smuzhiyun
56*4882a593Smuzhiyun    ahci: sata@1c18000 {
57*4882a593Smuzhiyun        compatible = "allwinner,sun8i-r40-ahci";
58*4882a593Smuzhiyun        reg = <0x01c18000 0x1000>;
59*4882a593Smuzhiyun        interrupts = <GIC_SPI 56 IRQ_TYPE_LEVEL_HIGH>;
60*4882a593Smuzhiyun        clocks = <&ccu CLK_BUS_SATA>, <&ccu CLK_SATA>;
61*4882a593Smuzhiyun        resets = <&ccu RST_BUS_SATA>;
62*4882a593Smuzhiyun        reset-names = "ahci";
63*4882a593Smuzhiyun        ahci-supply = <&reg_dldo4>;
64*4882a593Smuzhiyun        phy-supply = <&reg_eldo3>;
65*4882a593Smuzhiyun    };
66*4882a593Smuzhiyun
67*4882a593Smuzhiyun...
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