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/ata/intel,i 4 $id: http://devicetree.org/schemas/ata/intel,ixp4xx-compact-flash.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Intel IXP4xx CompactFlash Card Controll 7 title: Intel IXP4xx CompactFlash Card Controller
8 8
9 maintainers: 9 maintainers:
10 - Linus Walleij <linus.walleij@linaro.org> 10 - Linus Walleij <linus.walleij@linaro.org>
11 11
12 description: | 12 description: |
13 The IXP4xx network processors have a Compact 13 The IXP4xx network processors have a CompactFlash interface that presents
14 a CompactFlash card to the system as a true 14 a CompactFlash card to the system as a true IDE (parallel ATA) device. The
15 device is always connected to the expansion 15 device is always connected to the expansion bus of the IXP4xx SoCs using one
16 or two chip select areas and address transla 16 or two chip select areas and address translating logic on the board. The
17 node must be placed inside a chip select nod 17 node must be placed inside a chip select node on the IXP4xx expansion bus.
18 18
19 properties: 19 properties:
20 compatible: 20 compatible:
21 const: intel,ixp4xx-compact-flash 21 const: intel,ixp4xx-compact-flash
22 22
23 reg: 23 reg:
24 items: 24 items:
25 - description: Command interface registe 25 - description: Command interface registers
26 - description: Control interface registe 26 - description: Control interface registers
27 27
28 interrupts: 28 interrupts:
29 maxItems: 1 29 maxItems: 1
30 30
31 required: 31 required:
32 - compatible 32 - compatible
33 - reg 33 - reg
34 - interrupts 34 - interrupts
35 35
36 allOf: 36 allOf:
37 - $ref: pata-common.yaml# 37 - $ref: pata-common.yaml#
38 - $ref: /schemas/memory-controllers/intel,ix 38 - $ref: /schemas/memory-controllers/intel,ixp4xx-expansion-peripheral-props.yaml#
39 39
40 unevaluatedProperties: false 40 unevaluatedProperties: false
41 41
42 examples: 42 examples:
43 - | 43 - |
44 #include <dt-bindings/interrupt-controller 44 #include <dt-bindings/interrupt-controller/irq.h>
45 45
46 bus@c4000000 { 46 bus@c4000000 {
47 compatible = "intel,ixp43x-expansion-bus 47 compatible = "intel,ixp43x-expansion-bus-controller", "syscon";
48 reg = <0xc4000000 0x1000>; 48 reg = <0xc4000000 0x1000>;
49 native-endian; 49 native-endian;
50 #address-cells = <2>; 50 #address-cells = <2>;
51 #size-cells = <1>; 51 #size-cells = <1>;
52 ranges = <0 0x0 0x50000000 0x01000000>, 52 ranges = <0 0x0 0x50000000 0x01000000>, <1 0x0 0x51000000 0x01000000>;
53 dma-ranges = <0 0x0 0x50000000 0x0100000 53 dma-ranges = <0 0x0 0x50000000 0x01000000>, <1 0x0 0x51000000 0x01000000>;
54 ide@1,0 { 54 ide@1,0 {
55 compatible = "intel,ixp4xx-compact-fla 55 compatible = "intel,ixp4xx-compact-flash";
56 reg = <1 0x00000000 0x1000>, <1 0x0004 56 reg = <1 0x00000000 0x1000>, <1 0x00040000 0x1000>;
57 interrupt-parent = <&gpio0>; 57 interrupt-parent = <&gpio0>;
58 interrupts = <12 IRQ_TYPE_EDGE_RISING> 58 interrupts = <12 IRQ_TYPE_EDGE_RISING>;
59 }; 59 };
60 }; 60 };
61 61
62 ... 62 ...
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.