omap1: omap7xx clocks, mux, serial fixes

This change adds in the necessary clocks and mux pins for UART
control on omap7xx devices.  I also made a change in the serial
code to only try and initialize two UARTs in omap_serial_init, as
these devices don't have three.

Signed-off-by: Cory Maccarrone <darkstar6262@gmail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/arch/arm/mach-omap1/serial.c b/arch/arm/mach-omap1/serial.c
index 349de90194e3..b78d0749f13d 100644
--- a/arch/arm/mach-omap1/serial.c
+++ b/arch/arm/mach-omap1/serial.c
@@ -122,6 +122,13 @@ void __init omap_serial_init(void)
 
         for (i = 0; i < ARRAY_SIZE(serial_platform_data) - 1; i++) {
 
+                /* Don't look at UARTs higher than 2 for omap7xx */
+                if (cpu_is_omap7xx() && i > 1) {
+                        serial_platform_data[i].membase = NULL;
+                        serial_platform_data[i].mapbase = 0;
+                        continue;
+                }
+
                 /* Static mapping, never released */
                 serial_platform_data[i].membase =
                         ioremap(serial_platform_data[i].mapbase, SZ_2K);