On Wed, Sep 17, 2014 at 08:33:00AM +0200, Silvio Fricke wrote:
> Since 93a6c6a808("dts: update to v3.17-rc2") we have a correct gpio
> configuration. This results in a double gpio request what receipted in a
> error message like this one:
>
> gpiolib: _gpio_request: gpio-25 (phy-reset) status -16
>
> Now with this patch the problem is gone.
>
> Signed-off-by: Silvio Fricke <silvio.fricke@xxxxxxxxx>
Applied, thanks
Sascha
> ---
> arch/arm/boards/datamodul-edm-qmx6/board.c | 8 ++++++--
> 1 file changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm/boards/datamodul-edm-qmx6/board.c b/arch/arm/boards/datamodul-edm-qmx6/board.c
> index e388e28..25f45df 100644
> --- a/arch/arm/boards/datamodul-edm-qmx6/board.c
> +++ b/arch/arm/boards/datamodul-edm-qmx6/board.c
> @@ -49,6 +49,7 @@
> #define RQ7_GPIO_ENET_MODE2 IMX_GPIO_NR(6, 28)
> #define RQ7_GPIO_ENET_MODE3 IMX_GPIO_NR(6, 29)
> #define RQ7_GPIO_ENET_EN_CLK125 IMX_GPIO_NR(6, 24)
> +#define RQ7_GPIO_ENET_RESET IMX_GPIO_NR(1, 25)
>
> static iomux_v3_cfg_t realq7_pads_gpio[] = {
> MX6Q_PAD_RGMII_RXC__GPIO_6_30,
> @@ -57,6 +58,7 @@ static iomux_v3_cfg_t realq7_pads_gpio[] = {
> MX6Q_PAD_RGMII_RD2__GPIO_6_28,
> MX6Q_PAD_RGMII_RD3__GPIO_6_29,
> MX6Q_PAD_RGMII_RX_CTL__GPIO_6_24,
> + MX6Q_PAD_ENET_CRS_DV__GPIO_1_25,
> };
>
> static int ksz9031rn_phy_fixup(struct phy_device *dev)
> @@ -85,12 +87,14 @@ static int realq7_enet_init(void)
> gpio_direction_output(RQ7_GPIO_ENET_MODE3, 1);
> gpio_direction_output(RQ7_GPIO_ENET_EN_CLK125, 1);
>
> - gpio_direction_output(25, 0);
> + gpio_direction_output(RQ7_GPIO_ENET_RESET, 0);
> mdelay(50);
>
> - gpio_direction_output(25, 1);
> + gpio_direction_output(RQ7_GPIO_ENET_RESET, 1);
> mdelay(50);
>
> + gpio_free(RQ7_GPIO_ENET_RESET);
> +
> phy_register_fixup_for_uid(PHY_ID_KSZ9031, MICREL_PHY_ID_MASK,
> ksz9031rn_phy_fixup);
>
> --
> 2.1.0
>
>
--
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