Hans de Goede | 81f8a7b | 2015-04-01 17:26:23 +0200 | [diff] [blame] | 1 | mmc-card / eMMC bindings |
| 2 | ------------------------ |
| 3 | |
| 4 | This documents describes the devicetree bindings for a mmc-host controller |
| 5 | child node describing a mmc-card / an eMMC, see "Use of Function subnodes" |
| 6 | in mmc.txt |
| 7 | |
| 8 | Required properties: |
| 9 | -compatible : Must be "mmc-card" |
| 10 | -reg : Must be <0> |
| 11 | |
| 12 | Optional properties: |
| 13 | -broken-hpi : Use this to indicate that the mmc-card has a broken hpi |
| 14 | implementation, and that hpi should not be used |
| 15 | |
| 16 | Example: |
| 17 | |
| 18 | &mmc2 { |
| 19 | pinctrl-names = "default"; |
| 20 | pinctrl-0 = <&mmc2_pins_a>; |
| 21 | vmmc-supply = <®_vcc3v3>; |
| 22 | bus-width = <8>; |
| 23 | non-removable; |
| 24 | status = "okay"; |
| 25 | |
| 26 | mmccard: mmccard@0 { |
| 27 | reg = <0>; |
| 28 | compatible = "mmc-card"; |
| 29 | broken-hpi; |
| 30 | }; |
| 31 | }; |