linux-kernel - Re: [BUG] Pinning in pinctrl-meson-gxbb.c for uart_C is wrong

Open Source and information security mailing list archives

Date:   Mon, 11 Jun 2018 13:35:10 +0200
From:   Neil Armstrong <narmstrong@...libre.com>
To:     st6589@...lic-files.de, linux-kernel@...r.kernel.org
Cc:     linux-amlogic@...ts.infradead.org
Subject: Re: [BUG] Pinning in pinctrl-meson-gxbb.c for uart_C is wrong

Hi, "unknown user",

On 11/06/2018 12:01, st6589@...lic-files.de wrote:
> 
> Hello with the actuel Pinning definition in  pinctrl-meson-gxbb.c for the uart_c
> the system crashes when activated. The seams to be a depency with mmc driver for SD cards.
>  
> according to the comment here: https://forum.odroid.com/viewtopic.php?f=137&t=25373#p177855
> the seams to be an error in the amlogic datasheets regarding uart_c
>  
> with the attached patch everything works as it should.

Thanks for reporting this ans submitting a fix,
but could you sign with your real name and send patch as inline text only ?

Thanks,
Neil

>  
> Best regards
>  
>  
> ##
> #    https://forum.odroid.com/viewtopic.php?f=137&t=25373#p177855
> #
> --- linux-next-20180608/drivers/pinctrl/meson/pinctrl-meson-gxbb.c.orig 2018-06-09 12:03:58.921540445 +0200
> +++ linux-next-20180608/drivers/pinctrl/meson/pinctrl-meson-gxbb.c      2018-06-10 18:51:52.080665271 +0200
> @@ -198,8 +198,8 @@
>  
>  static const unsigned int uart_tx_c_pins[]     = { GPIOY_13 };
>  static const unsigned int uart_rx_c_pins[]     = { GPIOY_14 };
> -static const unsigned int uart_cts_c_pins[]    = { GPIOX_11 };
> -static const unsigned int uart_rts_c_pins[]    = { GPIOX_12 };
> +static const unsigned int uart_cts_c_pins[]    = { GPIOY_11 };
> +static const unsigned int uart_rts_c_pins[]    = { GPIOY_12 };
>  
>  static const unsigned int i2c_sck_a_pins[]     = { GPIODV_25 };
>  static const unsigned int i2c_sda_a_pins[]     = { GPIODV_24 };
> @@ -443,10 +443,10 @@
>         GROUP(pwm_f_x,          3,      18),
>  
>         /* Bank Y */
> -       GROUP(uart_cts_c,       1,      19),
> -       GROUP(uart_rts_c,       1,      18),
> -       GROUP(uart_tx_c,        1,      17),
> -       GROUP(uart_rx_c,        1,      16),
> +       GROUP(uart_cts_c,       1,      17),
> +       GROUP(uart_rts_c,       1,      16),
> +       GROUP(uart_tx_c,        1,      19),
> +       GROUP(uart_rx_c,        1,      18),
>         GROUP(pwm_a_y,          1,      21),
>         GROUP(pwm_f_y,          1,      20),
>         GROUP(i2s_out_ch23_y,   1,      5),
> 
> 
> 
> _______________________________________________
> linux-amlogic mailing list
> linux-amlogic@...ts.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-amlogic
> 

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