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Re: [PATCH] rt2x00: fix votage setting for RT3572/RT3592

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On Mon, Aug 27, 2012 at 12:26 AM, Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx> wrote:
> According to the vendor driver v2.6.0.1, during the rf register init the SRAM
> voltage should be increased to 1.35V and after 1ms decreased back to 1.2V. This
> patch adds the field setting of LDO_CFG0_LDO_CORE_VLEVEL accordingly.
>
> Cc: Gertjan van Wingerde <gwingerde@xxxxxxxxx>
> Signed-off-by: Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx>

Acked-by: Ivo van Doorn <IvDoorn@xxxxxxxxx>

> ---
> Hello,
>
> I don't have the hardware to test, just stumbled over this while hacking on the
> rt3593.
>
> regards,  Marc
>
>  drivers/net/wireless/rt2x00/rt2800lib.c |    1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
> index cb8c2ac..b93516d 100644
> --- a/drivers/net/wireless/rt2x00/rt2800lib.c
> +++ b/drivers/net/wireless/rt2x00/rt2800lib.c
> @@ -4089,6 +4089,7 @@ static int rt2800_init_rfcsr(struct rt2x00_dev *rt2x00dev)
>                 rt2800_register_write(rt2x00dev, LDO_CFG0, reg);
>                 msleep(1);
>                 rt2800_register_read(rt2x00dev, LDO_CFG0, &reg);
> +               rt2x00_set_field32(&reg, LDO_CFG0_LDO_CORE_VLEVEL, 0);
>                 rt2x00_set_field32(&reg, LDO_CFG0_BGSEL, 1);
>                 rt2800_register_write(rt2x00dev, LDO_CFG0, reg);
>         }
> --
> 1.7.10
>
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