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