[ARM] 3947/1: AT91: cpu_is_XXX macro's

This patch replaces the arch_identify() in system.h with a set of
cpu_is_XXX() macro's.  This allows for compile-time checking of the
target AT91 processor.

Original patch from David Brownell.

Signed-off-by: Andrew Victor <andrew@sanpeople.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c
index 391a1f4167a4..877876e866e5 100644
--- a/drivers/serial/atmel_serial.c
+++ b/drivers/serial/atmel_serial.c
@@ -138,7 +138,7 @@ static void atmel_set_mctrl(struct uart_port *port, u_int mctrl)
         unsigned int mode;
 
 #ifdef CONFIG_ARM
-        if (arch_identify() == ARCH_ID_AT91RM9200) {
+        if (cpu_is_at91rm9200()) {
                 /*
                  * AT91RM9200 Errata #39: RTS0 is not internally connected to PA21.
                  *  We need to drive the pin manually.