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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);