1 # SPDX-License-Identifier: (GPL-2.0-only OR BS 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/mtd/st,stm3 4 $id: http://devicetree.org/schemas/mtd/st,stm32-fmc2-nand.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: STMicroelectronics Flexible Memory Cont !! 7 title: STMicroelectronics Flexible Memory Controller 2 (FMC2) Bindings
8 8
9 maintainers: 9 maintainers:
10 - Christophe Kerello <christophe.kerello@foss !! 10 - Christophe Kerello <christophe.kerello@st.com>
>> 11
>> 12 allOf:
>> 13 - $ref: "nand-controller.yaml#"
11 14
12 properties: 15 properties:
13 compatible: 16 compatible:
14 enum: !! 17 const: st,stm32mp15-fmc2
15 - st,stm32mp15-fmc2 <<
16 - st,stm32mp1-fmc2-nfc <<
17 - st,stm32mp25-fmc2-nfc <<
18 18
19 reg: 19 reg:
20 minItems: 6 !! 20 items:
21 maxItems: 12 !! 21 - description: Registers
>> 22 - description: Chip select 0 data
>> 23 - description: Chip select 0 command
>> 24 - description: Chip select 0 address space
>> 25 - description: Chip select 1 data
>> 26 - description: Chip select 1 command
>> 27 - description: Chip select 1 address space
22 28
23 interrupts: 29 interrupts:
24 maxItems: 1 30 maxItems: 1
25 31
>> 32 clocks:
>> 33 maxItems: 1
>> 34
>> 35 resets:
>> 36 maxItems: 1
>> 37
26 dmas: 38 dmas:
27 items: 39 items:
28 - description: tx DMA channel 40 - description: tx DMA channel
29 - description: rx DMA channel 41 - description: rx DMA channel
30 - description: ecc DMA channel 42 - description: ecc DMA channel
31 43
32 dma-names: 44 dma-names:
33 items: 45 items:
34 - const: tx 46 - const: tx
35 - const: rx 47 - const: rx
36 - const: ecc 48 - const: ecc
37 49
38 patternProperties: 50 patternProperties:
39 "^nand@[a-f0-9]$": 51 "^nand@[a-f0-9]$":
40 type: object 52 type: object
41 $ref: raw-nand-chip.yaml <<
42 properties: 53 properties:
43 nand-ecc-step-size: 54 nand-ecc-step-size:
44 const: 512 55 const: 512
45 56
46 nand-ecc-strength: 57 nand-ecc-strength:
47 enum: [1, 4, 8] !! 58 enum: [1, 4 ,8 ]
48 <<
49 unevaluatedProperties: false <<
50 <<
51 allOf: <<
52 - $ref: nand-controller.yaml# <<
53 <<
54 - if: <<
55 properties: <<
56 compatible: <<
57 contains: <<
58 const: st,stm32mp15-fmc2 <<
59 then: <<
60 properties: <<
61 reg: <<
62 items: <<
63 - description: Registers <<
64 - description: Chip select 0 data <<
65 - description: Chip select 0 comma <<
66 - description: Chip select 0 addre <<
67 - description: Chip select 1 data <<
68 - description: Chip select 1 comma <<
69 - description: Chip select 1 addre <<
70 <<
71 clocks: <<
72 maxItems: 1 <<
73 <<
74 resets: <<
75 maxItems: 1 <<
76 <<
77 required: <<
78 - clocks <<
79 <<
80 - if: <<
81 properties: <<
82 compatible: <<
83 contains: <<
84 const: st,stm32mp1-fmc2-nfc <<
85 then: <<
86 properties: <<
87 reg: <<
88 items: <<
89 - description: Chip select 0 data <<
90 - description: Chip select 0 comma <<
91 - description: Chip select 0 addre <<
92 - description: Chip select 1 data <<
93 - description: Chip select 1 comma <<
94 - description: Chip select 1 addre <<
95 <<
96 - if: <<
97 properties: <<
98 compatible: <<
99 contains: <<
100 const: st,stm32mp25-fmc2-nfc <<
101 then: <<
102 properties: <<
103 reg: <<
104 items: <<
105 - description: Chip select 0 data <<
106 - description: Chip select 0 comma <<
107 - description: Chip select 0 addre <<
108 - description: Chip select 1 data <<
109 - description: Chip select 1 comma <<
110 - description: Chip select 1 addre <<
111 - description: Chip select 2 data <<
112 - description: Chip select 2 comma <<
113 - description: Chip select 2 addre <<
114 - description: Chip select 3 data <<
115 - description: Chip select 3 comma <<
116 - description: Chip select 3 addre <<
117 59
118 required: 60 required:
119 - compatible 61 - compatible
120 - reg 62 - reg
121 - interrupts 63 - interrupts
122 !! 64 - clocks
123 unevaluatedProperties: false <<
124 65
125 examples: 66 examples:
126 - | 67 - |
127 #include <dt-bindings/interrupt-controller 68 #include <dt-bindings/interrupt-controller/arm-gic.h>
128 #include <dt-bindings/clock/stm32mp1-clks. 69 #include <dt-bindings/clock/stm32mp1-clks.h>
129 #include <dt-bindings/reset/stm32mp1-reset 70 #include <dt-bindings/reset/stm32mp1-resets.h>
130 <<
131 nand-controller@58002000 { 71 nand-controller@58002000 {
132 compatible = "st,stm32mp15-fmc2"; !! 72 compatible = "st,stm32mp15-fmc2";
133 reg = <0x58002000 0x1000>, !! 73 reg = <0x58002000 0x1000>,
134 <0x80000000 0x1000>, !! 74 <0x80000000 0x1000>,
135 <0x88010000 0x1000>, !! 75 <0x88010000 0x1000>,
136 <0x88020000 0x1000>, !! 76 <0x88020000 0x1000>,
137 <0x81000000 0x1000>, !! 77 <0x81000000 0x1000>,
138 <0x89010000 0x1000>, !! 78 <0x89010000 0x1000>,
139 <0x89020000 0x1000>; !! 79 <0x89020000 0x1000>;
140 interrupts = <GIC_SPI 48 IRQ_TYPE_LEVE !! 80 interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>;
141 dmas = <&mdma1 20 0x2 0x12000a02 0x0 0 !! 81 dmas = <&mdma1 20 0x10 0x12000a02 0x0 0x0>,
142 <&mdma1 20 0x2 0x12000a08 0x0 0 !! 82 <&mdma1 20 0x10 0x12000a08 0x0 0x0>,
143 <&mdma1 21 0x2 0x12000a0a 0x0 0 !! 83 <&mdma1 21 0x10 0x12000a0a 0x0 0x0>;
144 dma-names = "tx", "rx", "ecc"; !! 84 dma-names = "tx", "rx", "ecc";
145 clocks = <&rcc FMC_K>; !! 85 clocks = <&rcc FMC_K>;
146 resets = <&rcc FMC_R>; !! 86 resets = <&rcc FMC_R>;
>> 87 #address-cells = <1>;
>> 88 #size-cells = <0>;
>> 89
>> 90 nand@0 {
>> 91 reg = <0>;
>> 92 nand-on-flash-bbt;
147 #address-cells = <1>; 93 #address-cells = <1>;
148 #size-cells = <0>; !! 94 #size-cells = <1>;
149 !! 95 };
150 nand@0 { <<
151 reg = <0>; <<
152 nand-on-flash-bbt; <<
153 #address-cells = <1>; <<
154 #size-cells = <1>; <<
155 }; <<
156 }; 96 };
157 97
158 ... 98 ...
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