arm: mvebu: Fix typos in Kconfig help text

Fix a couple of typos in mach-mvebu/Kconfig.

Signed-off-by: Chris Packham <judge.packham@gmail.com>
Reviewed-by: Stefan Roese <sr@denx.de>
diff --git a/arch/arm/mach-mvebu/Kconfig b/arch/arm/mach-mvebu/Kconfig
index adb8169..22180b0 100644
--- a/arch/arm/mach-mvebu/Kconfig
+++ b/arch/arm/mach-mvebu/Kconfig
@@ -260,7 +260,7 @@
 	  failure, RL, WL errors and other algorithm failure.  At level 1,
 	  provides the D-Unit setup (SPD/Static configuration).  At level 2,
 	  provides the windows margin as a results of DQS centeralization.
-	  At level 3, rovides the windows margin of each DQ as a results of
+	  At level 3, provides the windows margin of each DQ as a results of
 	  DQS centeralization.
 
 config DDR_IMMUTABLE_DEBUG_SETTINGS
@@ -450,7 +450,7 @@
 	string "VHV_Enable GPIO name for eFuse programming"
 	depends on MVEBU_EFUSE && !ARMADA_3700
 	help
-	  The eFuse programing (burning) phase requires supplying 1.8V to the
+	  The eFuse programming (burning) phase requires supplying 1.8V to the
 	  device on the VHV power pin, while for normal operation the VHV power
 	  rail must be left unconnected. See Marvell AN-389: ARMADA VHV Power
 	  document (Doc. No. MV-S302545-00 Rev. C, August 2, 2016) for details.