Re: imx6ul uart modem lines and the device tree

[Oliver Graute <oliver.graute@gmail.com>]

On 16/03/16, Fabio Estevam wrote:
> On Wed, Mar 16, 2016 at 9:05 AM, Oliver Graute <oliver.graute@gmail.com> wrote:
> 
> > I tried without success the following modifications to my devicetree, But the
> >
> > Mux Ctrl Register 0x020e01cc and 0x020e01d0 doesn't contain the value 5 :-(
> 
> What about this?
> 
> --- a/arch/arm/boot/dts/imx6ul-14x14-evk.dts
> +++ b/arch/arm/boot/dts/imx6ul-14x14-evk.dts
> @@ -324,7 +324,7 @@
>         keep-power-in-suspend;
>         enable-sdio-wakeup;
>         vmmc-supply = <&reg_sd1_vmmc>;
> -       status = "okay";
> +       status = "disabled";
>  };
> 
>  &usdhc2 {
> @@ -420,6 +420,8 @@
>                                 MX6UL_PAD_GPIO1_IO05__USDHC1_VSELECT
>  0x17059 /* SD1 VSELECT */
>                                 MX6UL_PAD_GPIO1_IO09__GPIO1_IO09
>  0x17059 /* SD1 RESET */
>                                 MX6UL_PAD_SNVS_TAMPER0__GPIO5_IO00
>  0x80000000
> +                               MX6UL_PAD_SD1_DATA2__GPIO2_IO20         0x17059
> +                               MX6UL_PAD_SD1_DATA3__GPIO2_IO21         0x17059
>                         >;
>                 };
> -- 

didn't worked for me. Mux Ctrl Register 0x020e01cc and 0x020e01d0 still
come up with 0x0000000

devmem2 0x020e01cc
/dev/mem opened.
Memory mapped at address 0x76f52000.
Read at address  0x020E01CC (0x76f521cc): 0x00000000

Best Regards,

Oliver