1 # SPDX-License-Identifier: GPL-2.0-only OR BSD 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/mmc/starfiv 4 $id: http://devicetree.org/schemas/mmc/starfive,jh7110-mmc.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: StarFive Designware Mobile Storage Host 7 title: StarFive Designware Mobile Storage Host Controller
8 8
9 description: 9 description:
10 StarFive uses the Synopsys designware mobile 10 StarFive uses the Synopsys designware mobile storage host controller
11 to interface a SoC with storage medium such 11 to interface a SoC with storage medium such as eMMC or SD/MMC cards.
12 12
13 allOf: 13 allOf:
14 - $ref: synopsys-dw-mshc-common.yaml# 14 - $ref: synopsys-dw-mshc-common.yaml#
15 15
16 maintainers: 16 maintainers:
17 - William Qiu <william.qiu@starfivetech.com> 17 - William Qiu <william.qiu@starfivetech.com>
18 18
19 properties: 19 properties:
20 compatible: 20 compatible:
21 const: starfive,jh7110-mmc 21 const: starfive,jh7110-mmc
22 22
23 reg: 23 reg:
24 maxItems: 1 24 maxItems: 1
25 25
26 clocks: 26 clocks:
27 items: 27 items:
28 - description: biu clock 28 - description: biu clock
29 - description: ciu clock 29 - description: ciu clock
30 30
31 clock-names: 31 clock-names:
32 items: 32 items:
33 - const: biu 33 - const: biu
34 - const: ciu 34 - const: ciu
35 35
36 interrupts: 36 interrupts:
37 maxItems: 1 37 maxItems: 1
38 38
39 starfive,sysreg: 39 starfive,sysreg:
40 $ref: /schemas/types.yaml#/definitions/pha 40 $ref: /schemas/types.yaml#/definitions/phandle-array
41 items: 41 items:
42 - items: 42 - items:
43 - description: phandle to System Reg 43 - description: phandle to System Register Controller syscon node
44 - description: offset of SYS_SYSCONS 44 - description: offset of SYS_SYSCONSAIF__SYSCFG register for MMC controller
45 - description: shift of SYS_SYSCONSA 45 - description: shift of SYS_SYSCONSAIF__SYSCFG register for MMC controller
46 - description: mask of SYS_SYSCONSAI 46 - description: mask of SYS_SYSCONSAIF__SYSCFG register for MMC controller
47 description: 47 description:
48 Should be four parameters, the phandle t 48 Should be four parameters, the phandle to System Register Controller
49 syscon node and the offset/shift/mask of 49 syscon node and the offset/shift/mask of SYS_SYSCONSAIF__SYSCFG register
50 for MMC controller. 50 for MMC controller.
51 51
52 required: 52 required:
53 - compatible 53 - compatible
54 - reg 54 - reg
55 - clocks 55 - clocks
56 - clock-names 56 - clock-names
57 - interrupts 57 - interrupts
>> 58 - starfive,sysreg
58 59
59 unevaluatedProperties: false 60 unevaluatedProperties: false
60 61
61 examples: 62 examples:
62 - | 63 - |
63 mmc@16010000 { 64 mmc@16010000 {
64 compatible = "starfive,jh7110-mmc"; 65 compatible = "starfive,jh7110-mmc";
65 reg = <0x16010000 0x10000>; 66 reg = <0x16010000 0x10000>;
66 clocks = <&syscrg 91>, 67 clocks = <&syscrg 91>,
67 <&syscrg 93>; 68 <&syscrg 93>;
68 clock-names = "biu","ciu"; 69 clock-names = "biu","ciu";
69 resets = <&syscrg 64>; 70 resets = <&syscrg 64>;
70 reset-names = "reset"; 71 reset-names = "reset";
71 interrupts = <74>; 72 interrupts = <74>;
72 fifo-depth = <32>; 73 fifo-depth = <32>;
73 fifo-watermark-aligned; 74 fifo-watermark-aligned;
74 data-addr = <0>; 75 data-addr = <0>;
>> 76 starfive,sysreg = <&sys_syscon 0x14 0x1a 0x7c000000>;
75 }; 77 };
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