From 9e12d23f11d739ff3e8ef8dfcc8c186b117fd896 Mon Sep 17 00:00:00 2001
From: Daniel DeGrasse <daniel.degrasse@nxp.com>
Date: Tue, 8 Mar 2022 14:43:29 -0600
Subject: [PATCH] drivers: dac: add pinctrl support to dac_mcux_dac32 driver

add pinctrl support to dac_mcux_dac32 driver

Signed-off-by: Daniel DeGrasse <daniel.degrasse@nxp.com>
---
 drivers/dac/Kconfig.mcux                | 1 +
 drivers/dac/dac_mcux_dac32.c            | 9 ++++++++-
 dts/bindings/dac/nxp,kinetis-dac32.yaml | 2 +-
 3 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/drivers/dac/Kconfig.mcux b/drivers/dac/Kconfig.mcux
index fe66b5a475e..21269c717fe 100644
--- a/drivers/dac/Kconfig.mcux
+++ b/drivers/dac/Kconfig.mcux
@@ -13,6 +13,7 @@ config DAC_MCUX_DAC
 config DAC_MCUX_DAC32
 	bool "NXP Kinetis MCUX DAC32 driver"
 	depends on HAS_MCUX_DAC32
+	select PINCTRL
 	help
 	  Enable the driver for the NXP Kinetis MCUX DAC32.
 
diff --git a/drivers/dac/dac_mcux_dac32.c b/drivers/dac/dac_mcux_dac32.c
index f3420386ed1..ccd2a929dbd 100644
--- a/drivers/dac/dac_mcux_dac32.c
+++ b/drivers/dac/dac_mcux_dac32.c
@@ -9,6 +9,7 @@
 #include <zephyr.h>
 #include <drivers/dac.h>
 #include <logging/log.h>
+#include <drivers/pinctrl.h>
 
 #include <fsl_dac32.h>
 
@@ -19,6 +20,7 @@ struct mcux_dac32_config {
 	dac32_reference_voltage_source_t reference;
 	bool buffered;
 	bool low_power;
+	const struct pinctrl_dev_config *pincfg;
 };
 
 struct mcux_dac32_data {
@@ -89,7 +91,9 @@ static int mcux_dac32_write_value(const struct device *dev, uint8_t channel,
 
 static int mcux_dac32_init(const struct device *dev)
 {
-	return 0;
+	const struct mcux_dac32_config *config = dev->config;
+
+	return pinctrl_apply_state(config->pincfg, PINCTRL_STATE_DEFAULT);
 }
 
 static const struct dac_driver_api mcux_dac32_driver_api = {
@@ -103,12 +107,15 @@ static const struct dac_driver_api mcux_dac32_driver_api = {
 #define MCUX_DAC32_INIT(n) \
 	static struct mcux_dac32_data mcux_dac32_data_##n;		\
 									\
+	PINCTRL_DT_INST_DEFINE(n);					\
+									\
 	static const struct mcux_dac32_config mcux_dac32_config_##n = {	\
 		.base = (DAC_Type *)DT_INST_REG_ADDR(n),		\
 		.reference =						\
 		TO_DAC32_VREF_SRC(DT_INST_PROP(n, voltage_reference)),	\
 		.buffered = DT_INST_PROP(n, buffered),			\
 		.low_power = DT_INST_PROP(n, low_power_mode),		\
+		.pincfg = PINCTRL_DT_INST_DEV_CONFIG_GET(n),		\
 	};								\
 									\
 	DEVICE_DT_INST_DEFINE(n, mcux_dac32_init, NULL,			\
diff --git a/dts/bindings/dac/nxp,kinetis-dac32.yaml b/dts/bindings/dac/nxp,kinetis-dac32.yaml
index 2feca3b3447..d6339ec0444 100644
--- a/dts/bindings/dac/nxp,kinetis-dac32.yaml
+++ b/dts/bindings/dac/nxp,kinetis-dac32.yaml
@@ -5,7 +5,7 @@ description: NXP Kinetis MCUX DAC32
 
 compatible: "nxp,kinetis-dac32"
 
-include: dac-controller.yaml
+include: [dac-controller.yaml, pinctrl-device.yaml]
 
 properties:
     reg: