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mmc: tegra: support 4-bit operation too on 8-bit slots
authorStephen Warren <swarren@nvidia.com>
Fri, 2 Nov 2012 06:56:12 +0000 (06:56 +0000)
committerTom Warren <twarren@nvidia.com>
Mon, 19 Nov 2012 15:15:41 +0000 (08:15 -0700)
commit8c0ec0dbc4cce76c6c745858116a404791d28b8b
tree55c23dfce6198765ceabdba1244db74832dc506etree | snapshot
parent1ed0b51b7d58bfcf1901005fb98591bbdb9e30e3commit | diff
mmc: tegra: support 4-bit operation too on 8-bit slots

If a board has all 8 data lines routed, the SD/MMC controller can still
operate in 4-bit (or presumably even 1-bit) mode. Adjust Tegra's MMC
driver to report the 4-bit capability even for 8-bit slots.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
drivers/mmc/tegra_mmc.c diff | blob | history
UBoot for KaRo TX COM modules