boards: remove pinmux usage for acmp peripheral

Remove pinmux usage for acmp peripheral on kinetis boards, as mcux_acmp
driver supports pinctrl

Signed-off-by: Daniel DeGrasse <[email protected]>

Author: danieldegrasse

boards/arm/twr_ke18f/pinmux.c

@@ -39,12 +39,6 @@ static int twr_ke18f_pinmux_init(const struct device *dev)
 	__ASSERT_NO_MSG(device_is_ready(porte));
 #endif
 
-#if (DT_NODE_HAS_STATUS(DT_NODELABEL(adc0), okay) && CONFIG_ADC) || \
-    (DT_NODE_HAS_STATUS(DT_NODELABEL(cmp2), okay) && CONFIG_MCUX_ACMP)
-	/* Potentiometer */
-	pinmux_pin_set(portc, 14, PORT_PCR_MUX(kPORT_PinDisabledOrAnalog));
-#endif
-
 #if DT_NODE_HAS_STATUS(DT_NODELABEL(dac0), okay) && CONFIG_DAC
 	pinmux_pin_set(porte, 9, PORT_PCR_MUX(kPORT_PinDisabledOrAnalog));
 #endif

samples/sensor/mcux_acmp/boards/twr_ke18f.overlay

@@ -17,4 +17,5 @@
 &cmp2 {
 	status = "okay";
 	pinctrl-0 = <&cmp2_default>;
+	pinctrl-names = "default";
 };