watchdog: booke_wdt: Replace PPC_FSL_BOOK3E by PPC_E500

CONFIG_PPC_FSL_BOOK3E is redundant with CONFIG_PPC_E500.

Replace it so that CONFIG_PPC_FSL_BOOK3E can be removed later.
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Acked-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/01a9132d51d3d8d9c74576d3da4d9d1fa5a88bde.1663606876.git.christophe.leroy@csgroup.eu

drivers/watchdog/Kconfig

@@ -1935,10 +1935,10 @@ config BOOKE_WDT
 config BOOKE_WDT_DEFAULT_TIMEOUT
 	int "PowerPC Book-E Watchdog Timer Default Timeout"
 	depends on BOOKE_WDT
-	default 38 if PPC_FSL_BOOK3E
-	range 0 63 if PPC_FSL_BOOK3E
-	default 3 if !PPC_FSL_BOOK3E
-	range 0 3 if !PPC_FSL_BOOK3E
+	default 38 if PPC_E500
+	range 0 63 if PPC_E500
+	default 3 if !PPC_E500
+	range 0 3 if !PPC_E500
 	help
 	  Select the default watchdog timer period to be used by the PowerPC
 	  Book-E watchdog driver.  A watchdog "event" occurs when the bit

drivers/watchdog/booke_wdt.c

@@ -27,7 +27,7 @@
  */
 
 
-#ifdef	CONFIG_PPC_FSL_BOOK3E
+#ifdef	CONFIG_PPC_E500
 #define WDTP(x)		((((x)&0x3)<<30)|(((x)&0x3c)<<15))
 #define WDTP_MASK	(WDTP(0x3f))
 #else
@@ -45,7 +45,7 @@ MODULE_PARM_DESC(nowayout,
 		"Watchdog cannot be stopped once started (default="
 				__MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
 
-#ifdef CONFIG_PPC_FSL_BOOK3E
+#ifdef CONFIG_PPC_E500
 
 /* For the specified period, determine the number of seconds
  * corresponding to the reset time.  There will be a watchdog
@@ -88,7 +88,7 @@ static unsigned int sec_to_period(unsigned int secs)
 
 #define MAX_WDT_TIMEOUT		period_to_sec(1)
 
-#else /* CONFIG_PPC_FSL_BOOK3E */
+#else /* CONFIG_PPC_E500 */
 
 static unsigned long long period_to_sec(unsigned int period)
 {
@@ -102,7 +102,7 @@ static unsigned int sec_to_period(unsigned int secs)
 
 #define MAX_WDT_TIMEOUT		3	/* from Kconfig */
 
-#endif /* !CONFIG_PPC_FSL_BOOK3E */
+#endif /* !CONFIG_PPC_E500 */
 
 static void __booke_wdt_set(void *data)
 {