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