riscv: Remove common.h usage

We can remove common.h from most cases of the code here, and only a few
places need an additional header instead.

Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Rick Chen <rick@andestech.com>

arch/riscv/include/asm/smp.h

@@ -7,6 +7,8 @@
 #ifndef _ASM_RISCV_SMP_H
 #define _ASM_RISCV_SMP_H
 
+#include <linux/types.h>
+
 /**
  * struct ipi_data - Inter-processor interrupt (IPI) data structure
  *