1# Copyright (c) 2022, NXP 2# SPDX-License-Identifier: Apache-2.0 3 4# Common fields for SD host controllers 5 6include: base.yaml 7 8bus: sd 9 10properties: 11 max-current-330: 12 type: int 13 default: 0 14 description: | 15 Max drive current in mA at 3.3V. A value of zero indicates no maximum 16 is specified by the driver. 17 18 max-current-300: 19 type: int 20 default: 0 21 description: | 22 Max drive current in mA at 3.0V. A value of zero indicates no maximum 23 is specified by the driver. 24 25 max-current-180: 26 type: int 27 default: 0 28 description: | 29 Max drive current in mA at 1.8V. A value of zero indicates no maximum 30 is specified by the driver. 31 32 max-bus-freq: 33 type: int 34 default: 400000 35 description: | 36 Maximum bus frequency for SD card. This should be the highest frequency 37 the SDHC is capable of negotiating with cards on the bus. 38 39 min-bus-freq: 40 type: int 41 default: 400000 42 description: | 43 Minimum bus frequency for SD card. This should be the frequency that 44 cards first will select when attached to the SDHC bus 45 46 power-delay-ms: 47 type: int 48 default: 500 49 description: | 50 time in ms for SDHC to delay when toggling power to the SD card. This 51 delay gives the card time to power up or down fully 52 53 mmc-hs200-1_8v: 54 type: boolean 55 description: | 56 The host controller supports HS200 at 1.8V 57 58 mmc-hs400-1_8v: 59 type: boolean 60 description: | 61 The host controller supports HS400 at 1.8V 62