[PATCH] ARM: imx: set system_rev value

Shawn Guo shawn.guo at linaro.org
Mon Dec 1 23:53:51 PST 2014


On Thu, Nov 20, 2014 at 01:53:05PM +0200, Vladimir Zapolskiy wrote:
> Set system_rev value to chip silicon version USB_ANALOG_DIGPROG.
> 
>   root at mx6q:~# cat /proc/cpuinfo | grep Revision
>   Revision	: 630002
> 
> Signed-off-by: Vladimir Zapolskiy <vladimir_zapolskiy at mentor.com>

Such info can be found by checking soc_id and revision under
/sys/devices/soc0/.

Shawn

> ---
>  arch/arm/mach-imx/anatop.c |    2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/arch/arm/mach-imx/anatop.c b/arch/arm/mach-imx/anatop.c
> index 8259a62..505100f 100644
> --- a/arch/arm/mach-imx/anatop.c
> +++ b/arch/arm/mach-imx/anatop.c
> @@ -15,6 +15,7 @@
>  #include <linux/of_address.h>
>  #include <linux/mfd/syscon.h>
>  #include <linux/regmap.h>
> +#include <asm/system_info.h>
>  #include "common.h"
>  #include "hardware.h"
>  
> @@ -123,6 +124,7 @@ void __init imx_init_revision_from_anatop(void)
>  
>  	mxc_set_cpu_type(digprog >> 16 & 0xff);
>  	imx_set_soc_revision(revision);
> +	system_rev = digprog & 0xffffff;
>  }
>  
>  void __init imx_anatop_init(void)
> -- 
> 1.7.10.4
> 



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