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| author |   Kyle Roeschley <kyle.roeschley@ni.com> | 2018-04-13 16:54:57 -0500 |
|---|---|---|
| committer |   Ulf Hansson <ulf.hansson@linaro.org> | 2018-05-02 15:08:44 +0200 |
| commit | 247cfe53557524a94dd1001d19e5aa50bd5aca81 (patch) | |
| tree | 73c891362517c86cc25e5fc85b1ee48188a1a6aa /drivers/mmc/host/sdhci-pci.h | |
| parent | mmc: Remove depends on HAS_DMA in case of platform dependency (diff) | |
| download | linux-dev-247cfe53557524a94dd1001d19e5aa50bd5aca81.tar.xz linux-dev-247cfe53557524a94dd1001d19e5aa50bd5aca81.zip | |
mmc: core: Add capability to avoid 3.3V signaling
Some SD host controllers cannot handle extended use of 3.3V signaling.
To accommodate these controllers, add a capability that requires us to
negotiate the voltage down from 3.3V during card initialization.
Signed-off-by: Kyle Roeschley <kyle.roeschley@ni.com>
Signed-off-by: Jennifer Dahm <jennifer.dahm@ni.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc/host/sdhci-pci.h')
0 files changed, 0 insertions, 0 deletions