121 lines
2.4 KiB
YAML
121 lines
2.4 KiB
YAML
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# SPDX-License-Identifier: GPL-2.0-only
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/mmc/sdhci-pxa.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Marvell PXA SDHCI v1/v2/v3
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maintainers:
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- Ulf Hansson <ulf.hansson@linaro.org>
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allOf:
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- $ref: mmc-controller.yaml#
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- if:
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properties:
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compatible:
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contains:
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const: marvell,armada-380-sdhci
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then:
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properties:
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regs:
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minItems: 3
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reg-names:
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minItems: 3
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required:
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- reg-names
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else:
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properties:
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regs:
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maxItems: 1
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reg-names:
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maxItems: 1
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properties:
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compatible:
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enum:
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- mrvl,pxav1-mmc
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- mrvl,pxav2-mmc
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- mrvl,pxav3-mmc
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- marvell,armada-380-sdhci
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reg:
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minItems: 1
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maxItems: 3
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reg-names:
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items:
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- const: sdhci
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- const: mbus
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- const: conf-sdio3
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interrupts:
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maxItems: 1
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clocks:
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minItems: 1
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maxItems: 2
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clock-names:
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minItems: 1
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items:
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- const: io
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- const: core
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pinctrl-names:
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description:
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Optional for supporting PXA168 SDIO IRQ errata to switch CMD pin between
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SDIO CMD and GPIO mode.
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items:
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- const: default
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- const: state_cmd_gpio
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pinctrl-0:
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description:
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Should contain default pinctrl.
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pinctrl-1:
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description:
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Should switch CMD pin to GPIO mode as a high output.
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mrvl,clk-delay-cycles:
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description: Specify a number of cycles to delay for tuning.
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$ref: /schemas/types.yaml#/definitions/uint32
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required:
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- compatible
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- reg
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- interrupts
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- clocks
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- clock-names
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unevaluatedProperties: false
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examples:
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- |
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#include <dt-bindings/clock/berlin2.h>
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mmc@d4280800 {
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compatible = "mrvl,pxav3-mmc";
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reg = <0xd4280800 0x800>;
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bus-width = <8>;
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interrupts = <27>;
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clocks = <&chip CLKID_SDIO1XIN>, <&chip CLKID_SDIO1>;
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clock-names = "io", "core";
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non-removable;
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mrvl,clk-delay-cycles = <31>;
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};
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- |
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mmc@d8000 {
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compatible = "marvell,armada-380-sdhci";
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reg-names = "sdhci", "mbus", "conf-sdio3";
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reg = <0xd8000 0x1000>,
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<0xdc000 0x100>,
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<0x18454 0x4>;
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interrupts = <0 25 0x4>;
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clocks = <&gateclk 17>;
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clock-names = "io";
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mrvl,clk-delay-cycles = <0x1F>;
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};
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...
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