mmc: sdhci-pic32: add SPDX license identifier
Add the missing SPDX license identifier to the top of the file, and drop
the boiler plate license text.
Signed-off-by: Brian Masney <bmasney@redhat.com>
Cc: linux-spdx@vger.kernel.org
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
authored by