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dts: wb6x: enable i2c bus recovery on WBIO bus #41

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Merged
evgeny-boger merged 1 commit into from
Oct 15, 2020
Merged

dts: wb6x: enable i2c bus recovery on WBIO bus #41

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14 changes: 13 additions & 1 deletion arch/arm/boot/dts/imx6ul-wirenboard61.dts
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Original file line number Diff line number Diff line change
Expand Up @@ -448,8 +448,12 @@

&i2c2 {
clock_frequency = <100000>;
pinctrl-names = "default";
/* GPIOs are used for bus recovery by the driver */
pinctrl-names = "default", "gpio";
pinctrl-0 = <&pinctrl_i2c2>;
pinctrl-1 = <&pinctrl_i2c2_gpio>;
scl-gpios = <&gpio1 30 GPIO_ACTIVE_HIGH>;
sda-gpios = <&gpio1 31 GPIO_ACTIVE_HIGH>;
status = "okay";
};

Expand Down Expand Up @@ -663,6 +667,14 @@
>;
};

pinctrl_i2c2_gpio: i2c2gpiogrp {
fsl,pins = <
MX6UL_PAD_UART5_TX_DATA__GPIO1_IO30 0xf0b0 /* SCL, 22k pull-up */
MX6UL_PAD_UART5_RX_DATA__GPIO1_IO31 0xf0b0 /* SDA, 22k pull-up */
MX6UL_PAD_SD1_DATA0__GPIO2_IO18 0x30b0 /* INT */
>;
};

pinctrl_uart1: uart1grp {
fsl,pins = <
MX6UL_PAD_UART1_TX_DATA__UART1_DCE_TX 0x1b0b1
Expand Down