[linux-sunxi] Re: [PATCH 2/5] ARM: dts: sun4i: Add support for mmc

Henrik Nordström henrik at henriknordstrom.net
Sun Dec 15 16:44:14 EST 2013


sön 2013-12-15 klockan 15:31 +0100 skrev Hans de Goede:

> Yes and no. The pullups are enabled by uboot and the allwinner
> sources, most of my testing has been done without them, which
> seems to work fine. I've enabled them to be consisten with the
> allwinner sources and u-boot.

Many boards have external pullups where needed for the MMC bus. On such
boards it's likely not a good idea to enable internal pullups.

Regards
Henrik




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