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authorTony Lindgren <tony@atomide.com>2013-06-07 14:55:04 -0700
committerTony Lindgren <tony@atomide.com>2013-06-12 09:44:15 -0700
commit82702ea11ddfe0e43382e1fa5b66d807d8114916 (patch)
tree6f7ec031f43cf973df16f5391b56eb896f37a36e
parent415ab3283c8179adba6ed8316e1a52b93431a8a6 (diff)
ARM: OMAP2+: Fix serial init for device tree based booting
We don't want to call omap_serial_early_init() for device tree based booting as the ports are initialized based on the .dts entries. Reviewed-by: Kevin Hilman <khilman@linaro.org> Signed-off-by: Tony Lindgren <tony@atomide.com>
-rw-r--r--arch/arm/mach-omap2/serial.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c
index f6601563aa69..a7cf8d783bd0 100644
--- a/arch/arm/mach-omap2/serial.c
+++ b/arch/arm/mach-omap2/serial.c
@@ -176,6 +176,9 @@ static char *cmdline_find_option(char *str)
static int __init omap_serial_early_init(void)
{
+ if (of_have_populated_dt())
+ return -ENODEV;
+
do {
char oh_name[MAX_UART_HWMOD_NAME_LEN];
struct omap_hwmod *oh;