| # Copyright (c) 2019, NXP |
| # SPDX-License-Identifier: Apache-2.0 |
| |
| description: NXP i.MXRT USDHC module |
| |
| compatible: "nxp,imx-usdhc" |
| |
| include: [mmc.yaml, pinctrl-device.yaml] |
| |
| properties: |
| clocks: |
| required: true |
| |
| pwr-gpios: |
| type: phandle-array |
| required: false |
| description: | |
| Power pin |
| This pin defaults to active high when consumed by the SD card. The |
| property value should ensure the flags properly describe the signal |
| that is presented to the driver. |
| |
| cd-gpios: |
| type: phandle-array |
| required: false |
| description: | |
| Detect pin |
| This pin defaults to active low when produced by the SD card. The |
| property value should ensure the flags properly describe the signal |
| that is presented to the driver. |
| |
| no-1-8-v: |
| type: boolean |
| required: false |
| description: | |
| When the external SD card circuit does not support 1.8V, add this |
| property to disable 1.8v card voltage of SD card controller. |
| |
| detect-dat3: |
| type: boolean |
| required: false |
| description: | |
| Enable the host to detect an SD card via the DAT3 line of the SD card |
| connection. Requires the board to define a function to pull DAT3 low or |
| high using pullup/pulldown resistors. |
| |
| label: |
| required: true |
