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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /Documentation/devicetree/bindings/ata/intel,ixp4xx-compact-flash.yaml | |
parent | Initial commit. (diff) | |
download | linux-upstream.tar.xz linux-upstream.zip |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/devicetree/bindings/ata/intel,ixp4xx-compact-flash.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/ata/intel,ixp4xx-compact-flash.yaml | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/ata/intel,ixp4xx-compact-flash.yaml b/Documentation/devicetree/bindings/ata/intel,ixp4xx-compact-flash.yaml new file mode 100644 index 000000000..52e18600e --- /dev/null +++ b/Documentation/devicetree/bindings/ata/intel,ixp4xx-compact-flash.yaml @@ -0,0 +1,61 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/ata/intel,ixp4xx-compact-flash.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Intel IXP4xx CompactFlash Card Controller + +maintainers: + - Linus Walleij <linus.walleij@linaro.org> + +description: | + The IXP4xx network processors have a CompactFlash interface that presents + a CompactFlash card to the system as a true IDE (parallel ATA) device. The + device is always connected to the expansion bus of the IXP4xx SoCs using one + or two chip select areas and address translating logic on the board. The + node must be placed inside a chip select node on the IXP4xx expansion bus. + +properties: + compatible: + const: intel,ixp4xx-compact-flash + + reg: + items: + - description: Command interface registers + - description: Control interface registers + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + +allOf: + - $ref: pata-common.yaml# + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + + bus@c4000000 { + compatible = "intel,ixp43x-expansion-bus-controller", "syscon"; + reg = <0xc4000000 0x1000>; + native-endian; + #address-cells = <2>; + #size-cells = <1>; + ranges = <0 0x0 0x50000000 0x01000000>, <1 0x0 0x51000000 0x01000000>; + dma-ranges = <0 0x0 0x50000000 0x01000000>, <1 0x0 0x51000000 0x01000000>; + ide@1,0 { + compatible = "intel,ixp4xx-compact-flash"; + reg = <1 0x00000000 0x1000>, <1 0x00040000 0x1000>; + interrupt-parent = <&gpio0>; + interrupts = <12 IRQ_TYPE_EDGE_RISING>; + }; + }; + +... |