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| -rw-r--r-- | Documentation/devicetree/bindings/mmc/mmc-card.txt | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mmc/mmc-card.txt b/Documentation/devicetree/bindings/mmc/mmc-card.txt new file mode 100644 index 000000000..8d2d71758 --- /dev/null +++ b/Documentation/devicetree/bindings/mmc/mmc-card.txt @@ -0,0 +1,30 @@ +mmc-card / eMMC bindings +------------------------ + +This documents describes the devicetree bindings for a mmc-host controller +child node describing a mmc-card / an eMMC, see "Use of Function subnodes" +in mmc.txt + +Required properties: +-compatible : Must be "mmc-card" +-reg : Must be <0> + +Optional properties: +-broken-hpi : Use this to indicate that the mmc-card has a broken hpi + implementation, and that hpi should not be used + +Example: + +&mmc2 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc2_pins_a>; + vmmc-supply = <®_vcc3v3>; + bus-width = <8>; + non-removable; + + mmccard: mmccard@0 { + reg = <0>; + compatible = "mmc-card"; + broken-hpi; + }; +}; |