On Tue, Jul 2, 2013 at 8:35 AM, Alexandre Belloni
<alexandre.belloni@xxxxxxxxxxxxxxxxxx> wrote:
> mxs-i2c 8005a000.i2c: Failed to get PIO reg. write descriptor.
>
> That is the one line 243. I'm open to any suggestion.
>
> BTW, I also tested PIO mode with and without touchscreen support as that
> seemed to toggle the issue on your side. It is also worse than what it
> was in 3.9. Trying to read the nau7802 ADC never returns.
>
> The excerpt from my DT:
>
> i2c1: i2c@8005a000 {
> pinctrl-names = "default";
> pinctrl-0 = <&i2c1_pins_a>;
> status = "okay";
> };
>
> i2cmux {
> compatible = "i2c-mux-gpio";
> #address-cells = <1>;
> #size-cells = <0>;
> pinctrl-names = "default";
> pinctrl-0 = <&i2cmux_pins_cfa10049>;
> mux-gpios = <&gpio1 22 0 &gpio1 23 0>;
> i2c-parent = <&i2c1>;
>
> i2c@0 {
> reg = <0>;
Shouldn't this be
i2c@1 {
reg = <1>; ?
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