Instead of relying on default values, configure PAD_AUD3_BB_CK to be a GPIO explicitly. While at, it change the pad configuration to enable a 100K pull-down (the pin is used as IRQ_TYPE_LEVEL_HIGH). Cc: Fabio Estevam <fabio.estevam@xxxxxxx> Cc: Nikita Yushchenko <nikita.yoush@xxxxxxxxxxxxxxxxxx> Cc: Lucas Stach <l.stach@xxxxxxxxxxxxxx> Cc: cphealy@xxxxxxxxx Cc: Shawn Guo <shawnguo@xxxxxxxxxx> Cc: Rob Herring <robh+dt@xxxxxxxxxx> Cc: Mark Rutland <mark.rutland@xxxxxxx> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx Cc: devicetree@xxxxxxxxxxxxxxx Cc: linux-kernel@xxxxxxxxxxxxxxx Cc: Andrew Lunn <andrew@xxxxxxx> Reviewed-by: Andrew Lunn <andrew@xxxxxxx> Signed-off-by: Andrey Smirnov <andrew.smirnov@xxxxxxxxx> --- arch/arm/boot/dts/imx51-zii-scu3-esb.dts | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm/boot/dts/imx51-zii-scu3-esb.dts b/arch/arm/boot/dts/imx51-zii-scu3-esb.dts index 2941a92d40f1..0bb42c00d72b 100644 --- a/arch/arm/boot/dts/imx51-zii-scu3-esb.dts +++ b/arch/arm/boot/dts/imx51-zii-scu3-esb.dts @@ -221,6 +221,8 @@ interrupts = <20 IRQ_TYPE_LEVEL_HIGH>; interrupt-controller; #interrupt-cells = <2>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_switch>; ports { #address-cells = <1>; @@ -426,6 +428,12 @@ >; }; + pinctrl_switch: switchgrp { + fsl,pins = < + MX51_PAD_AUD3_BB_CK__GPIO4_20 0xc5 + >; + }; + pinctrl_uart1: uart1grp { fsl,pins = < MX51_PAD_UART1_RXD__UART1_RXD 0x1c5 -- 2.17.1 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html