sh: remove MSTPCR defines from Migo-R header file

Remove MSTPCR register definitions from Migo-R header file. The clock
frame work should be used instead of direct register access.
Signed-off-by: NMagnus Damm <damm@igel.co.jp>
Signed-off-by: NPaul Mundt <lethal@linux-sh.org>

arch/sh/include/asm/migor.h

@@ -42,9 +42,6 @@
 
 #define PORT_MSELCRB 0xa4050182
 
-#define MSTPCR1 0xa4150034
-#define MSTPCR2 0xa4150038
-
 #define PORT_PSELA 0xa405014e
 #define PORT_PSELB 0xa4050150
 #define PORT_PSELC 0xa4050152