soc/intel/braswell: Fix most of the issues detected by checkpatch

Fix the following errors and warnings detected by checkpatch.pl:

ERROR: that open brace { should be on the previous line
ERROR: return is not a function, parentheses are not required
WARNING: braces {} are not necessary for any arm of this statement
WARNING: line over 80 characters
WARNING: braces {} are not necessary for single statement blocks
WARNING: Avoid unnecessary line continuations
WARNING: break is not useful after a goto or return
WARNING: else is not generally useful after a break or return

False positives are generated by checkpatch for the following test:
ERROR: Macros with complex values should be enclosed in parentheses

TEST=Build for cyan

Change-Id: I19048895145b138a63100b29f829ff446ff71b58
Signed-off-by: Lee Leahy <Leroy.P.Leahy@intel.com>
Reviewed-on: https://review.coreboot.org/18871
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Tested-by: build bot (Jenkins)
diff --git a/src/soc/intel/braswell/lpe.c b/src/soc/intel/braswell/lpe.c
index 40bda12..58b5a8d7 100644
--- a/src/soc/intel/braswell/lpe.c
+++ b/src/soc/intel/braswell/lpe.c
@@ -142,9 +142,9 @@
 
 	/* Also put the address in MMIO space like on C0 BTM */
 	mmio = find_resource(dev, PCI_BASE_ADDRESS_0);
-	write32((void *)(uintptr_t)(mmio->base + FIRMWARE_REG_BASE_C0), \
+	write32((void *)(uintptr_t)(mmio->base + FIRMWARE_REG_BASE_C0),
 		res->base);
-	write32((void *)(uintptr_t)(mmio->base + FIRMWARE_REG_LENGTH_C0), \
+	write32((void *)(uintptr_t)(mmio->base + FIRMWARE_REG_LENGTH_C0),
 		res->size);
 }