[PATCH OF 12/14] x86/rtc: don't register rtc if we the DT blob

Grant Likely grant.likely at secretlab.ca
Thu Feb 17 09:09:21 EST 2011


On Mon, Jan 24, 2011 at 09:59:00AM +0530, Sebastian Andrzej Siewior wrote:
> or we might end up with two device nodes for the same hardware.
> 
> Cc: Andres Salomon <dilinger at queued.net>
> Signed-off-by: Sebastian Andrzej Siewior <bigeasy at linutronix.de>
> ---
>  arch/x86/kernel/rtc.c |    3 +++
>  include/linux/of.h    |   12 ++++++++++++
>  2 files changed, 15 insertions(+), 0 deletions(-)
> 
> diff --git a/arch/x86/kernel/rtc.c b/arch/x86/kernel/rtc.c
> index 6f39cab..3f2ad26 100644
> --- a/arch/x86/kernel/rtc.c
> +++ b/arch/x86/kernel/rtc.c
> @@ -6,6 +6,7 @@
>  #include <linux/acpi.h>
>  #include <linux/bcd.h>
>  #include <linux/pnp.h>
> +#include <linux/of.h>
>  
>  #include <asm/vsyscall.h>
>  #include <asm/x86_init.h>
> @@ -236,6 +237,8 @@ static __init int add_rtc_cmos(void)
>  		}
>  	}
>  #endif
> +	if (of_have_populated_dt())
> +		return 0;

Hmmm, should this hunk be moved to the next patch to preserve bisectability?

g.



More information about the devicetree-discuss mailing list