1 # SPDX-License-Identifier: GPL-2.0-only 1 # SPDX-License-Identifier: GPL-2.0-only
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/mmc/sdhci-p 4 $id: http://devicetree.org/schemas/mmc/sdhci-pxa.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Marvell PXA SDHCI v1/v2/v3 7 title: Marvell PXA SDHCI v1/v2/v3
8 8
9 maintainers: 9 maintainers:
10 - Ulf Hansson <ulf.hansson@linaro.org> 10 - Ulf Hansson <ulf.hansson@linaro.org>
11 11
12 allOf: 12 allOf:
13 - $ref: mmc-controller.yaml# 13 - $ref: mmc-controller.yaml#
14 - if: 14 - if:
15 properties: 15 properties:
16 compatible: 16 compatible:
17 contains: 17 contains:
18 const: marvell,armada-380-sdhci 18 const: marvell,armada-380-sdhci
19 then: 19 then:
20 properties: 20 properties:
21 reg: 21 reg:
22 minItems: 3 22 minItems: 3
23 reg-names: 23 reg-names:
24 minItems: 3 24 minItems: 3
25 required: 25 required:
26 - reg-names 26 - reg-names
27 else: 27 else:
28 properties: 28 properties:
29 reg: 29 reg:
30 maxItems: 1 30 maxItems: 1
31 reg-names: 31 reg-names:
32 maxItems: 1 32 maxItems: 1
33 33
34 properties: 34 properties:
35 compatible: 35 compatible:
36 enum: 36 enum:
37 - mrvl,pxav1-mmc 37 - mrvl,pxav1-mmc
38 - mrvl,pxav2-mmc 38 - mrvl,pxav2-mmc
39 - mrvl,pxav3-mmc 39 - mrvl,pxav3-mmc
40 - marvell,armada-380-sdhci 40 - marvell,armada-380-sdhci
41 41
42 reg: 42 reg:
43 minItems: 1 43 minItems: 1
44 maxItems: 3 44 maxItems: 3
45 45
46 reg-names: 46 reg-names:
47 items: 47 items:
48 - const: sdhci 48 - const: sdhci
49 - const: mbus 49 - const: mbus
50 - const: conf-sdio3 50 - const: conf-sdio3
51 51
52 interrupts: 52 interrupts:
53 maxItems: 1 53 maxItems: 1
54 54
55 clocks: 55 clocks:
56 minItems: 1 56 minItems: 1
57 maxItems: 2 57 maxItems: 2
58 58
59 clock-names: 59 clock-names:
60 minItems: 1 60 minItems: 1
61 items: 61 items:
62 - const: io 62 - const: io
63 - const: core 63 - const: core
64 64
65 pinctrl-names: 65 pinctrl-names:
66 description: 66 description:
67 Optional for supporting PXA168 SDIO IRQ 67 Optional for supporting PXA168 SDIO IRQ errata to switch CMD pin between
68 SDIO CMD and GPIO mode. 68 SDIO CMD and GPIO mode.
69 items: 69 items:
70 - const: default 70 - const: default
71 - const: state_cmd_gpio 71 - const: state_cmd_gpio
72 72
73 pinctrl-0: 73 pinctrl-0:
74 description: 74 description:
75 Should contain default pinctrl. 75 Should contain default pinctrl.
76 76
77 pinctrl-1: 77 pinctrl-1:
78 description: 78 description:
79 Should switch CMD pin to GPIO mode as a 79 Should switch CMD pin to GPIO mode as a high output.
80 80
81 mrvl,clk-delay-cycles: 81 mrvl,clk-delay-cycles:
82 description: Specify a number of cycles to 82 description: Specify a number of cycles to delay for tuning.
83 $ref: /schemas/types.yaml#/definitions/uin 83 $ref: /schemas/types.yaml#/definitions/uint32
84 84
85 required: 85 required:
86 - compatible 86 - compatible
87 - reg 87 - reg
88 - interrupts 88 - interrupts
89 - clocks 89 - clocks
90 - clock-names 90 - clock-names
91 91
92 unevaluatedProperties: false 92 unevaluatedProperties: false
93 93
94 examples: 94 examples:
95 - | 95 - |
96 #include <dt-bindings/clock/berlin2.h> 96 #include <dt-bindings/clock/berlin2.h>
97 mmc@d4280800 { 97 mmc@d4280800 {
98 compatible = "mrvl,pxav3-mmc"; 98 compatible = "mrvl,pxav3-mmc";
99 reg = <0xd4280800 0x800>; 99 reg = <0xd4280800 0x800>;
100 bus-width = <8>; 100 bus-width = <8>;
101 interrupts = <27>; 101 interrupts = <27>;
102 clocks = <&chip CLKID_SDIO1XIN>, <&chi 102 clocks = <&chip CLKID_SDIO1XIN>, <&chip CLKID_SDIO1>;
103 clock-names = "io", "core"; 103 clock-names = "io", "core";
104 non-removable; 104 non-removable;
105 mrvl,clk-delay-cycles = <31>; 105 mrvl,clk-delay-cycles = <31>;
106 }; 106 };
107 - | 107 - |
108 mmc@d8000 { 108 mmc@d8000 {
109 compatible = "marvell,armada-380-sdhci 109 compatible = "marvell,armada-380-sdhci";
110 reg-names = "sdhci", "mbus", "conf-sdi 110 reg-names = "sdhci", "mbus", "conf-sdio3";
111 reg = <0xd8000 0x1000>, 111 reg = <0xd8000 0x1000>,
112 <0xdc000 0x100>, 112 <0xdc000 0x100>,
113 <0x18454 0x4>; 113 <0x18454 0x4>;
114 interrupts = <0 25 0x4>; 114 interrupts = <0 25 0x4>;
115 clocks = <&gateclk 17>; 115 clocks = <&gateclk 17>;
116 clock-names = "io"; 116 clock-names = "io";
117 mrvl,clk-delay-cycles = <0x1F>; 117 mrvl,clk-delay-cycles = <0x1F>;
118 }; 118 };
119 119
120 ... 120 ...
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