82 lines
1.8 KiB
YAML
82 lines
1.8 KiB
YAML
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/mtd/ti,gpmc-onenand.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: OneNAND over Texas Instruments GPMC bus.
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maintainers:
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- Tony Lindgren <tony@atomide.com>
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- Roger Quadros <rogerq@kernel.org>
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description:
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GPMC connected OneNAND (found on OMAP boards) are represented
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as child nodes of the GPMC controller.
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properties:
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compatible:
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const: ti,omap2-onenand
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reg:
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items:
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- description: |
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Chip Select number, register offset and size of
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OneNAND register window.
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"#address-cells": true
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"#size-cells": true
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int-gpios:
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description: GPIO specifier for the INT pin.
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patternProperties:
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"@[0-9a-f]+$":
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$ref: "/schemas/mtd/partitions/partition.yaml"
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allOf:
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- $ref: "/schemas/memory-controllers/ti,gpmc-child.yaml"
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required:
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- compatible
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- reg
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- "#address-cells"
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- "#size-cells"
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unevaluatedProperties: false
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examples:
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- |
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gpmc: memory-controller@6e000000 {
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compatible = "ti,omap3430-gpmc";
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reg = <0x6e000000 0x02d0>;
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interrupts = <20>;
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gpmc,num-cs = <8>;
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gpmc,num-waitpins = <4>;
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clocks = <&l3s_clkctrl>;
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clock-names = "fck";
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#address-cells = <2>;
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#size-cells = <1>;
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ranges = <0 0 0x01000000 0x01000000>, /* 16 MB for OneNAND */
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<1 0 0x02000000 0x01000000>; /* 16 MB for smc91c96 */
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onenand@0,0 {
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compatible = "ti,omap2-onenand";
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reg = <0 0 0x20000>; /* CS0, offset 0, IO size 128K */
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#address-cells = <1>;
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#size-cells = <1>;
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partition@0 {
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label = "bootloader";
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reg = <0x00000000 0x00100000>;
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};
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partition@100000 {
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label = "config";
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reg = <0x00100000 0x002c0000>;
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};
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};
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};
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