From 82702ea11ddfe0e43382e1fa5b66d807d8114916 Mon Sep 17 00:00:00 2001 From: Tony Lindgren Date: Fri, 7 Jun 2013 14:55:04 -0700 Subject: [PATCH] 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 Signed-off-by: Tony Lindgren --- arch/arm/mach-omap2/serial.c | 3 +++ 1 file changed, 3 insertions(+) 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; -- 2.39.2