AT91: atmel_pwm only available for certain AT91 processors

[Andrew Victor]

Only three of Atmel's AT91 processors (SAM9263, SAM9RL and CAP9)
include a PWM controller.
It should therefore only be possible to enable the misc/atmel_pwm.c
driver on those processors (and not all AT91 processors).

Signed-off-by: Andrew Victor <linux@xxxxxxxxxxxx>
diff -urN -x CVS linux-2.6.27-rc7/drivers/misc/Kconfig linux-2.6/drivers/misc/Kconfig
--- linux-2.6.27-rc7/drivers/misc/Kconfig	2008-09-24 22:37:40.000000000 +0200
+++ linux-2.6/drivers/misc/Kconfig	2008-09-24 16:23:06.000000000 +0200
@@ -15,7 +15,7 @@
 
 config ATMEL_PWM
 	tristate "Atmel AT32/AT91 PWM support"
-	depends on AVR32 || ARCH_AT91
+	depends on AVR32 || ARCH_AT91SAM9263 || ARCH_AT91SAM9RL || ARCH_AT91CAP9
 	help
 	  This option enables device driver support for the PWM channels
 	  on certain Atmel prcoessors.  Pulse Width Modulation is used for