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Possible bug in Armada-37xx pincontroller

Message ID CABQZ+_Qy1ghA3_zMTHGjbfhwmfRNGaGRxUfsgUmayeOKxpEJvQ@mail.gmail.com
State New
Headers show
Series Possible bug in Armada-37xx pincontroller | expand

Commit Message

Henrik Juul Pedersen Nov. 6, 2017, 2:12 p.m. UTC
Hi,

After some review of a current Armada 37xx design, we stumbled upon
some pin numbering, which seems doubly-defined, and doesn't seem to
follow the documentation available to us.

We haven't gotten our hardware yet, so we haven't been able to test
it, but the following patch is as we believe it should be defined.

Best regards,
Henrik Juul Pedersen
LIAB ApS

---

        PIN_GRP_GPIO("spi_cs1", 17, 1, BIT(12), "spi"),
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Comments

Gregory CLEMENT Nov. 6, 2017, 3:05 p.m. UTC | #1
Hi Henrik,

 On lun., nov. 06 2017, Henrik Juul Pedersen <hjp@liab.dk> wrote:

> Hi,
>
> After some review of a current Armada 37xx design, we stumbled upon
> some pin numbering, which seems doubly-defined, and doesn't seem to
> follow the documentation available to us.

Thanks for the report, indeed it seems to be a typo.

If you want to provide a patch for it then you will have to give a
proper commit log as well as your Signed-off-by.

Else I can take care of it.

Gregory

>
> We haven't gotten our hardware yet, so we haven't been able to test
> it, but the following patch is as we believe it should be defined.
>
> Best regards,
> Henrik Juul Pedersen
> LIAB ApS
>
> ---
>
> diff --git a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
> b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
> index 71b944748304..e223fac20993 100644
> --- a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
> +++ b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
> @@ -157,8 +157,8 @@ static struct armada_37xx_pin_group
> armada_37xx_nb_groups[] = {
>         PIN_GRP_GPIO("pwm1", 12, 1, BIT(4), "pwm"),
>         PIN_GRP_GPIO("pwm2", 13, 1, BIT(5), "pwm"),
>         PIN_GRP_GPIO("pwm3", 14, 1, BIT(6), "pwm"),
> -       PIN_GRP_GPIO("pmic1", 17, 1, BIT(7), "pmic"),
> -       PIN_GRP_GPIO("pmic0", 16, 1, BIT(8), "pmic"),
> +       PIN_GRP_GPIO("pmic1", 7, 1, BIT(7), "pmic"),
> +       PIN_GRP_GPIO("pmic0", 6, 1, BIT(8), "pmic"),
>         PIN_GRP_GPIO("i2c2", 2, 2, BIT(9), "i2c"),
>         PIN_GRP_GPIO("i2c1", 0, 2, BIT(10), "i2c"),
>         PIN_GRP_GPIO("spi_cs1", 17, 1, BIT(12), "spi"),
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
diff mbox series

Patch

diff --git a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
index 71b944748304..e223fac20993 100644
--- a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
+++ b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
@@ -157,8 +157,8 @@  static struct armada_37xx_pin_group
armada_37xx_nb_groups[] = {
        PIN_GRP_GPIO("pwm1", 12, 1, BIT(4), "pwm"),
        PIN_GRP_GPIO("pwm2", 13, 1, BIT(5), "pwm"),
        PIN_GRP_GPIO("pwm3", 14, 1, BIT(6), "pwm"),
-       PIN_GRP_GPIO("pmic1", 17, 1, BIT(7), "pmic"),
-       PIN_GRP_GPIO("pmic0", 16, 1, BIT(8), "pmic"),
+       PIN_GRP_GPIO("pmic1", 7, 1, BIT(7), "pmic"),
+       PIN_GRP_GPIO("pmic0", 6, 1, BIT(8), "pmic"),
        PIN_GRP_GPIO("i2c2", 2, 2, BIT(9), "i2c"),
        PIN_GRP_GPIO("i2c1", 0, 2, BIT(10), "i2c"),