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Diffstat (limited to 'arch/arm/mach-omap1/serial.c')
-rw-r--r--arch/arm/mach-omap1/serial.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/arch/arm/mach-omap1/serial.c b/arch/arm/mach-omap1/serial.c
index b78d0749f13d..550ca9d9991d 100644
--- a/arch/arm/mach-omap1/serial.c
+++ b/arch/arm/mach-omap1/serial.c
@@ -27,6 +27,8 @@
#include <mach/gpio.h>
#include <plat/fpga.h>
+#include "pm.h"
+
static struct clk * uart1_ck;
static struct clk * uart2_ck;
static struct clk * uart3_ck;
@@ -52,9 +54,11 @@ static inline void omap_serial_outp(struct plat_serial8250_port *p, int offset,
*/
static void __init omap_serial_reset(struct plat_serial8250_port *p)
{
- omap_serial_outp(p, UART_OMAP_MDR1, 0x07); /* disable UART */
+ omap_serial_outp(p, UART_OMAP_MDR1,
+ UART_OMAP_MDR1_DISABLE); /* disable UART */
omap_serial_outp(p, UART_OMAP_SCR, 0x08); /* TX watermark */
- omap_serial_outp(p, UART_OMAP_MDR1, 0x00); /* enable UART */
+ omap_serial_outp(p, UART_OMAP_MDR1,
+ UART_OMAP_MDR1_16X_MODE); /* enable UART */
if (!cpu_is_omap15xx()) {
omap_serial_outp(p, UART_OMAP_SYSC, 0x01);
@@ -254,6 +258,9 @@ late_initcall(omap_serial_wakeup_init);
static int __init omap_init(void)
{
+ if (!cpu_class_is_omap1())
+ return -ENODEV;
+
return platform_device_register(&serial_device);
}
arch_initcall(omap_init);
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