ermmm ... i booted rt5350 on the weekend with uccess .. but that has
nothing to say. which boar is this ? i assume the small asiarf one ?
On 01/12/2014 13:40, Luis Soltero wrote:
>
> anyone have any ideas on how to get the RT5350 UART working?
>
> here is the error in the log.
>
> [ 0.460000] pinctrl core: add 1 pinmux maps
> [ 0.460000] rt2880-pinmux pinctrl.1: found group selector 2 for uartf
> [ 0.460000] rt2880-pinmux pinctrl.1: request pin 7 (io7) for
> 10000500.uart
> [ 0.460000] rt2880-pinmux pinctrl.1: pin io7 already requested by
> pinctrl.1; cannot claim for 10000500.uart
> [ 0.480000] rt2880-pinmux pinctrl.1: pin-7 (10000500.uart) status -22
> [ 0.480000] rt2880-pinmux pinctrl.1: could not request pin 7 (io7)
> from group uartf on device rt2880-pinmux
> [ 0.510000] of_serial 10000500.uart: Error applying setting, reverse
> things back
> [ 0.530000] 10000500.uart: ttyS1 at MMIO 0x10000500 (irq = 13,
> base_baud = 2500000) is a 16550A
>
> here is the DTS config for the uart.
>
> palmbus@10000000 {
> uart@500 {
> status = "okay";
> };
> i2c@900 {
> status = "okay";
> };
> gpio0: gpio@600 {
> status = "okay";
> };
> gpio1: gpio@660 {
> status = "okay";
> };
> };
>
> pinctrl {
> state_default: pinctrl0 {
> gpio {
> ralink,group = "i2c", "jtag";
> ralink,function = "gpio";
> };
> uartf {
> ralink,group = "uartf";
> ralink,function = "uartf";
> };
> };
> };
>
>
> Any info/hints on this are greatly appreciated.
>
> Thanks,
>
> --luis
>
>
>
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