host->sg is only set when we're transferring multiple blocks.  Check for
its availibility before dereferencing it in the timeout work debug
print.
Signed-off-by: NRabin Vincent <rabin.vincent@axis.com>
Signed-off-by: NUlf Hansson <ulf.hansson@linaro.org>

We ignore errors from mmc_regulator_get_supply() because the usage of
the regulators is optional for the driver, but we still need to check
for and handle EPROBE_DEFER, like it's done in for example dw_mmc.
Otherwise we might end up not using the specified regulators just
because of probe order.
Signed-off-by: NRabin Vincent <rabin.vincent@axis.com>
Signed-off-by: NUlf Hansson <ulf.hansson@linaro.org>

A platform_driver does not need to set an owner, it will be populated by the
driver core.
Signed-off-by: NWolfram Sang <wsa@the-dreams.de>

Fix a number of wrong print formats.
Signed-off-by: NGuennadi Liakhovetski <g.liakhovetski+renesas@gmail.com>
Signed-off-by: NUlf Hansson <ulf.hansson@linaro.org>

This patch adds a driver for the Renesas usdhi6rol0 SD/SDIO host controller
in both PIO and DMA modes.
Signed-off-by: NGuennadi Liakhovetski <g.liakhovetski+renesas@gmail.com>
Signed-off-by: NChris Ball <chris@printf.net>