MIPS: BCM63XX: fix revision ID width

The REVID is only 8 bit wide.
Signed-off-by: NJonas Gorski <jogo@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/5007/Acked-by: NJohn Crispin <blogic@openwrt.org>

arch/mips/bcm63xx/cpu.c

@@ -25,7 +25,7 @@ const int *bcm63xx_irqs;
 EXPORT_SYMBOL(bcm63xx_irqs);
 
 static u16 bcm63xx_cpu_id;
-static u16 bcm63xx_cpu_rev;
+static u8 bcm63xx_cpu_rev;
 static unsigned int bcm63xx_cpu_freq;
 static unsigned int bcm63xx_memory_size;
 
@@ -87,7 +87,7 @@ u16 __bcm63xx_get_cpu_id(void)
 
 EXPORT_SYMBOL(__bcm63xx_get_cpu_id);
 
-u16 bcm63xx_get_cpu_rev(void)
+u8 bcm63xx_get_cpu_rev(void)
 {
 	return bcm63xx_cpu_rev;
 }

arch/mips/bcm63xx/setup.c

@@ -126,7 +126,7 @@ static void __bcm63xx_machine_reboot(char *p)
 const char *get_system_type(void)
 {
 	static char buf[128];
-	snprintf(buf, sizeof(buf), "bcm63xx/%s (0x%04x/0x%04X)",
+	snprintf(buf, sizeof(buf), "bcm63xx/%s (0x%04x/0x%02X)",
 		 board_get_name(),
 		 bcm63xx_get_cpu_id(), bcm63xx_get_cpu_rev());
 	return buf;

arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h

@@ -18,7 +18,7 @@
 
 void __init bcm63xx_cpu_init(void);
 u16 __bcm63xx_get_cpu_id(void);
-u16 bcm63xx_get_cpu_rev(void);
+u8 bcm63xx_get_cpu_rev(void);
 unsigned int bcm63xx_get_cpu_freq(void);
 
 #ifdef CONFIG_BCM63XX_CPU_6328

arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h

@@ -10,7 +10,7 @@
 #define REV_CHIPID_SHIFT		16
 #define REV_CHIPID_MASK			(0xffff << REV_CHIPID_SHIFT)
 #define REV_REVID_SHIFT			0
-#define REV_REVID_MASK			(0xffff << REV_REVID_SHIFT)
+#define REV_REVID_MASK			(0xff << REV_REVID_SHIFT)
 
 /* Clock Control register */
 #define PERF_CKCTL_REG			0x4