From b833f3deb1abdccc171e6a7ad6aa2f3f66e4f7f7 Mon Sep 17 00:00:00 2001 From: Neil Armstrong Date: Thu, 28 Nov 2024 16:16:44 +0100 Subject: [PATCH] dt-bindings: mmc: document mmc-slot Document the mmc-slot, which is a subnode of a multi-slot MMC controller, each slot is represented as a full MMC controller, the top node handling all the shared resources and slot mux. Reviewed-by: Rob Herring (Arm) Signed-off-by: Neil Armstrong Message-ID: <20241128-topic-amlogic-arm32-upstream-bindings-fixes-convert-meson-mx-sdio-v4-4-11d9f9200a59@linaro.org> Signed-off-by: Ulf Hansson --- .../devicetree/bindings/mmc/mmc-slot.yaml | 49 +++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 Documentation/devicetree/bindings/mmc/mmc-slot.yaml diff --git a/Documentation/devicetree/bindings/mmc/mmc-slot.yaml b/Documentation/devicetree/bindings/mmc/mmc-slot.yaml new file mode 100644 index 000000000000..1f0667828063 --- /dev/null +++ b/Documentation/devicetree/bindings/mmc/mmc-slot.yaml @@ -0,0 +1,49 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mmc/mmc-slot.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MMC slot properties + +maintainers: + - Ulf Hansson + +description: + These properties defines slot properties for MMC controlers that + have multiple slots or ports provided by the same controller and + sharing the same resources. + +$ref: mmc-controller-common.yaml# + +properties: + $nodename: + pattern: "^slot(@.*)?$" + + compatible: + const: mmc-slot + + reg: + description: + the slot (or "port") ID + maxItems: 1 + +required: + - compatible + - reg + +unevaluatedProperties: false + +examples: + - | + mmc { + #address-cells = <1>; + #size-cells = <0>; + slot@0 { + compatible = "mmc-slot"; + reg = <0>; + bus-width = <4>; + }; + }; + +... -- 2.51.0