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/ti,am65 4 $id: http://devicetree.org/schemas/mtd/ti,am654-hbmc.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: HyperBus Memory Controller (HBMC) on TI 7 title: HyperBus Memory Controller (HBMC) on TI's K3 family of SoCs
8 8
9 maintainers: 9 maintainers:
10 - Vignesh Raghavendra <vigneshr@ti.com> 10 - Vignesh Raghavendra <vigneshr@ti.com>
11 11
12 properties: 12 properties:
13 compatible: 13 compatible:
14 const: ti,am654-hbmc 14 const: ti,am654-hbmc
15 15
16 reg: 16 reg:
17 maxItems: 2 17 maxItems: 2
18 18
19 power-domains: true 19 power-domains: true
20 '#address-cells': true 20 '#address-cells': true
21 '#size-cells': true 21 '#size-cells': true
22 ranges: true 22 ranges: true
23 23
24 mux-controls: 24 mux-controls:
25 description: MMIO mux controller node to s 25 description: MMIO mux controller node to select b/w OSPI and HBMC.
26 26
27 clocks: 27 clocks:
28 maxItems: 1 28 maxItems: 1
29 29
30 patternProperties: 30 patternProperties:
31 "^flash@[0-1],[0-9a-f]+$": 31 "^flash@[0-1],[0-9a-f]+$":
32 type: object 32 type: object
33 $ref: mtd-physmap.yaml <<
34 unevaluatedProperties: false <<
35 33
36 required: 34 required:
37 - compatible 35 - compatible
38 - reg 36 - reg
39 - ranges 37 - ranges
40 - clocks 38 - clocks
41 - '#address-cells' 39 - '#address-cells'
42 - '#size-cells' 40 - '#size-cells'
43 41
44 additionalProperties: false 42 additionalProperties: false
45 43
46 examples: 44 examples:
47 - | 45 - |
48 bus { 46 bus {
>> 47 #address-cells = <2>;
>> 48 #size-cells = <2>;
>> 49
>> 50 hbmc: memory-controller@47034000 {
>> 51 compatible = "ti,am654-hbmc";
>> 52 reg = <0x0 0x47034000 0x0 0x100>,
>> 53 <0x5 0x00000000 0x1 0x0000000>;
>> 54 ranges = <0x0 0x0 0x5 0x00000000 0x4000000>, /* CS0 - 64MB */
>> 55 <0x1 0x0 0x5 0x04000000 0x4000000>; /* CS1 - 64MB */
>> 56 clocks = <&k3_clks 102 0>;
49 #address-cells = <2>; 57 #address-cells = <2>;
50 #size-cells = <2>; !! 58 #size-cells = <1>;
>> 59 power-domains = <&k3_pds 55>;
>> 60 mux-controls = <&hbmc_mux 0>;
51 61
52 hbmc: memory-controller@47034000 { !! 62 flash@0,0 {
53 compatible = "ti,am654-hbmc"; !! 63 compatible = "cypress,hyperflash", "cfi-flash";
54 reg = <0x0 0x47034000 0x0 0x100>, !! 64 reg = <0x0 0x0 0x4000000>;
55 <0x5 0x00000000 0x1 0x000000 !! 65 #address-cells = <1>;
56 ranges = <0x0 0x0 0x5 0x00000000 0 <<
57 <0x1 0x0 0x5 0x04000000 0 <<
58 clocks = <&k3_clks 102 0>; <<
59 #address-cells = <2>; <<
60 #size-cells = <1>; 66 #size-cells = <1>;
61 power-domains = <&k3_pds 55>; <<
62 mux-controls = <&hbmc_mux 0>; <<
63 <<
64 flash@0,0 { <<
65 compatible = "cypress,hyperfla <<
66 reg = <0x0 0x0 0x4000000>; <<
67 #address-cells = <1>; <<
68 #size-cells = <1>; <<
69 }; <<
70 }; 67 };
>> 68 };
71 }; 69 };
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