From: Hans de Goede Date: Wed, 1 Apr 2015 15:26:23 +0000 (+0200) Subject: mmc: Add support for marking hpi as broken through devicetree X-Git-Tag: omap-for-v4.2/o2_dc~168^2~17 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=81f8a7be6642b4c26ab681b2e0f4c4120a6de1b0;p=pandora-kernel.git mmc: Add support for marking hpi as broken through devicetree The eMMC on a tablet I've will stop working / communicating as soon as the kernel executes: mmc_switch(card, EXT_CSD_CMD_SET_NORMAL, EXT_CSD_HPI_MGMT, 1, card->ext_csd.generic_cmd6_time); There seems to be no way to reliable identify eMMC-s which have a broken hpi implementation, but at least for eMMC's which are soldered onto a board we can work around this by specifying that hpi is broken in devicetree. Signed-off-by: Hans de Goede Signed-off-by: Ulf Hansson --- Reading git-diff-tree failed