| # SPDX-License-Identifier: GPL-2.0 |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/mtd/allwinner,sun4i-a10-nand.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: Allwinner A10 NAND Controller |
| |
| allOf: |
| - $ref: "nand-controller.yaml" |
| |
| maintainers: |
| - Chen-Yu Tsai <wens@csie.org> |
| - Maxime Ripard <mripard@kernel.org> |
| |
| properties: |
| compatible: |
| enum: |
| - allwinner,sun4i-a10-nand |
| - allwinner,sun8i-a23-nand-controller |
| reg: |
| maxItems: 1 |
| |
| interrupts: |
| maxItems: 1 |
| |
| clocks: |
| items: |
| - description: Bus Clock |
| - description: Module Clock |
| |
| clock-names: |
| items: |
| - const: ahb |
| - const: mod |
| |
| resets: |
| maxItems: 1 |
| |
| reset-names: |
| const: ahb |
| |
| dmas: |
| maxItems: 1 |
| |
| dma-names: |
| const: rxtx |
| |
| patternProperties: |
| "^nand@[a-f0-9]$": |
| type: object |
| properties: |
| reg: |
| minimum: 0 |
| maximum: 7 |
| |
| nand-ecc-mode: true |
| |
| nand-ecc-algo: |
| const: bch |
| |
| nand-ecc-step-size: |
| enum: [ 512, 1024 ] |
| |
| nand-ecc-strength: |
| maximum: 80 |
| |
| allwinner,rb: |
| description: |
| Contains the native Ready/Busy IDs. |
| $ref: /schemas/types.yaml#/definitions/uint32-array |
| minItems: 1 |
| maxItems: 2 |
| items: |
| minimum: 0 |
| maximum: 1 |
| |
| additionalProperties: false |
| |
| required: |
| - compatible |
| - reg |
| - interrupts |
| - clocks |
| - clock-names |
| |
| unevaluatedProperties: false |
| |
| examples: |
| - | |
| #include <dt-bindings/interrupt-controller/arm-gic.h> |
| #include <dt-bindings/clock/sun6i-rtc.h> |
| #include <dt-bindings/clock/sun8i-a23-a33-ccu.h> |
| #include <dt-bindings/reset/sun8i-a23-a33-ccu.h> |
| |
| nand-controller@1c03000 { |
| compatible = "allwinner,sun8i-a23-nand-controller"; |
| reg = <0x01c03000 0x1000>; |
| interrupts = <GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>; |
| clocks = <&ccu CLK_BUS_NAND>, <&ccu CLK_NAND>; |
| clock-names = "ahb", "mod"; |
| resets = <&ccu RST_BUS_NAND>; |
| reset-names = "ahb"; |
| dmas = <&dma 5>; |
| dma-names = "rxtx"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&nand_pins &nand_cs0_pin &nand_rb0_pin>; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| }; |
| |
| ... |
