mmc: msm_sdhci: print core version

This is useful for debugging.

Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
diff --git a/drivers/mmc/msm_sdhci.c b/drivers/mmc/msm_sdhci.c
index 5689b47..ea5d6b4 100644
--- a/drivers/mmc/msm_sdhci.c
+++ b/drivers/mmc/msm_sdhci.c
@@ -173,6 +173,8 @@
 
 	core_minor = core_version & SDCC_VERSION_MINOR_MASK;
 
+	log_debug("SDCC version %d.%d\n", core_major, core_minor);
+
 	/*
 	 * Support for some capabilities is not advertised by newer
 	 * controller versions and must be explicitly enabled.