[ARM] omap: improve is_omap_port()

Make is_omap_port() take the uart_8250_port structure so it can do
whatever test it desires.  Convert the test to compare the physical
addresses rather than virtual addresses.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 6 insertions, 6 deletions

diff --git a/arch/arm/plat-omap/include/mach/serial.h b/arch/arm/plat-omap/include/mach/serial.h
index cc6bfa51ccb5..515b89bee966 100644
--- a/arch/arm/plat-omap/include/mach/serial.h
+++ b/arch/arm/plat-omap/include/mach/serial.h
@@ -26,12 +26,12 @@
 #define OMAP1510_BASE_BAUD      (12000000/16)
 #define OMAP16XX_BASE_BAUD      (48000000/16)
 
-#define is_omap_port(p) ({int __ret = 0;                        \
-                        if (p == IO_ADDRESS(OMAP_UART1_BASE) || \
-                            p == IO_ADDRESS(OMAP_UART2_BASE) || \
-                            p == IO_ADDRESS(OMAP_UART3_BASE))   \
-                                __ret = 1;                      \
-                        __ret;                                  \
+#define is_omap_port(pt)        ({int __ret = 0;                        \
+                        if ((pt)->port.mapbase == OMAP_UART1_BASE ||    \
+                            (pt)->port.mapbase == OMAP_UART2_BASE ||    \
+                            (pt)->port.mapbase == OMAP_UART3_BASE)      \
+                                __ret = 1;                              \
+                        __ret;                                          \
                         })
 
 #endif