Hudson: Port to 64bit

Bring http://review.coreboot.org/#/c/10582/ to Hudson

Change-Id: I1ba3047699c304a769215fe901dc3511bf23199d
Signed-off-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-on: http://review.coreboot.org/11022
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>

src/southbridge/amd/agesa/hudson/spi.c

@@ -49,7 +49,7 @@ static int bus_claimed = 0;
 #define AMD_SB_SPI_TX_LEN	8
 #endif
 
-static u32 spibar;
+static uintptr_t spibar;
 
 static inline uint8_t spi_read(uint8_t reg)
 {