From e56aee1897fd27631c1cb28e12b0fb8f8f9736f7 Mon Sep 17 00:00:00 2001
From: Jingoo Han <jg1.han@samsung.com>
Date: Tue, 30 Jul 2013 17:08:05 +0900
Subject: gpio: use dev_get_platdata()

Use the wrapper function for retrieving the platform data instead of
accessing dev->platform_data directly.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/gpio/gpio-74x164.c b/drivers/gpio/gpio-74x164.c
index 7216079..5d518d5 100644
--- a/drivers/gpio/gpio-74x164.c
+++ b/drivers/gpio/gpio-74x164.c
@@ -129,7 +129,7 @@ static int gen_74x164_probe(struct spi_device *spi)
 	if (!chip)
 		return -ENOMEM;
 
-	pdata = spi->dev.platform_data;
+	pdata = dev_get_platdata(&spi->dev);
 	if (pdata && pdata->base)
 		chip->gpio_chip.base = pdata->base;
 	else
diff --git a/drivers/gpio/gpio-adp5520.c b/drivers/gpio/gpio-adp5520.c
index f33f78d..084337d 100644
--- a/drivers/gpio/gpio-adp5520.c
+++ b/drivers/gpio/gpio-adp5520.c
@@ -89,7 +89,7 @@ static int adp5520_gpio_direction_output(struct gpio_chip *chip,
 
 static int adp5520_gpio_probe(struct platform_device *pdev)
 {
-	struct adp5520_gpio_platform_data *pdata = pdev->dev.platform_data;
+	struct adp5520_gpio_platform_data *pdata = dev_get_platdata(&pdev->dev);
 	struct adp5520_gpio *dev;
 	struct gpio_chip *gc;
 	int ret, i, gpios;
diff --git a/drivers/gpio/gpio-adp5588.c b/drivers/gpio/gpio-adp5588.c
index 2ba5698..90fc4c9 100644
--- a/drivers/gpio/gpio-adp5588.c
+++ b/drivers/gpio/gpio-adp5588.c
@@ -276,7 +276,8 @@ static irqreturn_t adp5588_irq_handler(int irq, void *devid)
 static int adp5588_irq_setup(struct adp5588_gpio *dev)
 {
 	struct i2c_client *client = dev->client;
-	struct adp5588_gpio_platform_data *pdata = client->dev.platform_data;
+	struct adp5588_gpio_platform_data *pdata =
+			dev_get_platdata(&client->dev);
 	unsigned gpio;
 	int ret;
 
@@ -349,7 +350,8 @@ static void adp5588_irq_teardown(struct adp5588_gpio *dev)
 static int adp5588_gpio_probe(struct i2c_client *client,
 					const struct i2c_device_id *id)
 {
-	struct adp5588_gpio_platform_data *pdata = client->dev.platform_data;
+	struct adp5588_gpio_platform_data *pdata =
+			dev_get_platdata(&client->dev);
 	struct adp5588_gpio *dev;
 	struct gpio_chip *gc;
 	int ret, i, revid;
@@ -440,7 +442,8 @@ err:
 
 static int adp5588_gpio_remove(struct i2c_client *client)
 {
-	struct adp5588_gpio_platform_data *pdata = client->dev.platform_data;
+	struct adp5588_gpio_platform_data *pdata =
+			dev_get_platdata(&client->dev);
 	struct adp5588_gpio *dev = i2c_get_clientdata(client);
 	int ret;
 
diff --git a/drivers/gpio/gpio-arizona.c b/drivers/gpio/gpio-arizona.c
index 0ea853f..fa8b6a7 100644
--- a/drivers/gpio/gpio-arizona.c
+++ b/drivers/gpio/gpio-arizona.c
@@ -97,7 +97,7 @@ static struct gpio_chip template_chip = {
 static int arizona_gpio_probe(struct platform_device *pdev)
 {
 	struct arizona *arizona = dev_get_drvdata(pdev->dev.parent);
-	struct arizona_pdata *pdata = arizona->dev->platform_data;
+	struct arizona_pdata *pdata = dev_get_platdata(arizona->dev);
 	struct arizona_gpio *arizona_gpio;
 	int ret;
 
diff --git a/drivers/gpio/gpio-da9052.c b/drivers/gpio/gpio-da9052.c
index 29b11e9..9b77dc0 100644
--- a/drivers/gpio/gpio-da9052.c
+++ b/drivers/gpio/gpio-da9052.c
@@ -216,7 +216,7 @@ static int da9052_gpio_probe(struct platform_device *pdev)
 		return -ENOMEM;
 
 	gpio->da9052 = dev_get_drvdata(pdev->dev.parent);
-	pdata = gpio->da9052->dev->platform_data;
+	pdata = dev_get_platdata(gpio->da9052->dev);
 
 	gpio->gp = reference_gp;
 	if (pdata && pdata->gpio_base)
diff --git a/drivers/gpio/gpio-da9055.c b/drivers/gpio/gpio-da9055.c
index fd6dfe3..7ef0820 100644
--- a/drivers/gpio/gpio-da9055.c
+++ b/drivers/gpio/gpio-da9055.c
@@ -150,7 +150,7 @@ static int da9055_gpio_probe(struct platform_device *pdev)
 		return -ENOMEM;
 
 	gpio->da9055 = dev_get_drvdata(pdev->dev.parent);
-	pdata = gpio->da9055->dev->platform_data;
+	pdata = dev_get_platdata(gpio->da9055->dev);
 
 	gpio->gp = reference_gp;
 	if (pdata && pdata->gpio_base)
diff --git a/drivers/gpio/gpio-em.c b/drivers/gpio/gpio-em.c
index eca119b..c6e1f08 100644
--- a/drivers/gpio/gpio-em.c
+++ b/drivers/gpio/gpio-em.c
@@ -253,7 +253,7 @@ static struct irq_domain_ops em_gio_irq_domain_ops = {
 static int em_gio_probe(struct platform_device *pdev)
 {
 	struct gpio_em_config pdata_dt;
-	struct gpio_em_config *pdata = pdev->dev.platform_data;
+	struct gpio_em_config *pdata = dev_get_platdata(&pdev->dev);
 	struct em_gio_priv *p;
 	struct resource *io[2], *irq[2];
 	struct gpio_chip *gpio_chip;
diff --git a/drivers/gpio/gpio-ich.c b/drivers/gpio/gpio-ich.c
index 2729e3d..814addb 100644
--- a/drivers/gpio/gpio-ich.c
+++ b/drivers/gpio/gpio-ich.c
@@ -354,7 +354,7 @@ static int ichx_gpio_probe(struct platform_device *pdev)
 {
 	struct resource *res_base, *res_pm;
 	int err;
-	struct lpc_ich_info *ich_info = pdev->dev.platform_data;
+	struct lpc_ich_info *ich_info = dev_get_platdata(&pdev->dev);
 
 	if (!ich_info)
 		return -ENODEV;
diff --git a/drivers/gpio/gpio-janz-ttl.c b/drivers/gpio/gpio-janz-ttl.c
index 7d0a041..2ecd3a0 100644
--- a/drivers/gpio/gpio-janz-ttl.c
+++ b/drivers/gpio/gpio-janz-ttl.c
@@ -149,7 +149,7 @@ static int ttl_probe(struct platform_device *pdev)
 	struct resource *res;
 	int ret;
 
-	pdata = pdev->dev.platform_data;
+	pdata = dev_get_platdata(&pdev->dev);
 	if (!pdata) {
 		dev_err(dev, "no platform data\n");
 		ret = -ENXIO;
diff --git a/drivers/gpio/gpio-kempld.c b/drivers/gpio/gpio-kempld.c
index 1bdc3a2..3f5b200 100644
--- a/drivers/gpio/gpio-kempld.c
+++ b/drivers/gpio/gpio-kempld.c
@@ -150,7 +150,7 @@ static int kempld_gpio_probe(struct platform_device *pdev)
 {
 	struct device *dev = &pdev->dev;
 	struct kempld_device_data *pld = dev_get_drvdata(dev->parent);
-	struct kempld_platform_data *pdata = pld->dev->platform_data;
+	struct kempld_platform_data *pdata = dev_get_platdata(pld->dev);
 	struct kempld_gpio_data *gpio;
 	struct gpio_chip *chip;
 	int ret;
diff --git a/drivers/gpio/gpio-max730x.c b/drivers/gpio/gpio-max730x.c
index 0009234..f4f4ed1 100644
--- a/drivers/gpio/gpio-max730x.c
+++ b/drivers/gpio/gpio-max730x.c
@@ -166,7 +166,7 @@ int __max730x_probe(struct max7301 *ts)
 	struct max7301_platform_data *pdata;
 	int i, ret;
 
-	pdata = dev->platform_data;
+	pdata = dev_get_platdata(dev);
 
 	mutex_init(&ts->lock);
 	dev_set_drvdata(dev, ts);
diff --git a/drivers/gpio/gpio-max732x.c b/drivers/gpio/gpio-max732x.c
index d4b51b1..91ad74d 100644
--- a/drivers/gpio/gpio-max732x.c
+++ b/drivers/gpio/gpio-max732x.c
@@ -453,7 +453,7 @@ static int max732x_irq_setup(struct max732x_chip *chip,
 			     const struct i2c_device_id *id)
 {
 	struct i2c_client *client = chip->client;
-	struct max732x_platform_data *pdata = client->dev.platform_data;
+	struct max732x_platform_data *pdata = dev_get_platdata(&client->dev);
 	int has_irq = max732x_features[id->driver_data] >> 32;
 	int ret;
 
@@ -512,7 +512,7 @@ static int max732x_irq_setup(struct max732x_chip *chip,
 			     const struct i2c_device_id *id)
 {
 	struct i2c_client *client = chip->client;
-	struct max732x_platform_data *pdata = client->dev.platform_data;
+	struct max732x_platform_data *pdata = dev_get_platdata(&client->dev);
 	int has_irq = max732x_features[id->driver_data] >> 32;
 
 	if (pdata->irq_base && has_irq != INT_NONE)
@@ -583,7 +583,7 @@ static int max732x_probe(struct i2c_client *client,
 	uint16_t addr_a, addr_b;
 	int ret, nr_port;
 
-	pdata = client->dev.platform_data;
+	pdata = dev_get_platdata(&client->dev);
 	if (pdata == NULL) {
 		dev_dbg(&client->dev, "no platform data\n");
 		return -EINVAL;
@@ -653,7 +653,7 @@ out_failed:
 
 static int max732x_remove(struct i2c_client *client)
 {
-	struct max732x_platform_data *pdata = client->dev.platform_data;
+	struct max732x_platform_data *pdata = dev_get_platdata(&client->dev);
 	struct max732x_chip *chip = i2c_get_clientdata(client);
 	int ret;
 
diff --git a/drivers/gpio/gpio-mc33880.c b/drivers/gpio/gpio-mc33880.c
index 63a7a1b..3fd2caa 100644
--- a/drivers/gpio/gpio-mc33880.c
+++ b/drivers/gpio/gpio-mc33880.c
@@ -86,7 +86,7 @@ static int mc33880_probe(struct spi_device *spi)
 	struct mc33880_platform_data *pdata;
 	int ret;
 
-	pdata = spi->dev.platform_data;
+	pdata = dev_get_platdata(&spi->dev);
 	if (!pdata || !pdata->base) {
 		dev_dbg(&spi->dev, "incorrect or missing platform data\n");
 		return -EINVAL;
diff --git a/drivers/gpio/gpio-mcp23s08.c b/drivers/gpio/gpio-mcp23s08.c
index 87ed6bf..d96bf8a 100644
--- a/drivers/gpio/gpio-mcp23s08.c
+++ b/drivers/gpio/gpio-mcp23s08.c
@@ -520,7 +520,7 @@ static int mcp230xx_probe(struct i2c_client *client,
 
 	match = of_match_device(of_match_ptr(mcp23s08_i2c_of_match),
 					&client->dev);
-	pdata = client->dev.platform_data;
+	pdata = dev_get_platdata(&client->dev);
 	if (match || !pdata) {
 		base = -1;
 		pullups = 0;
@@ -634,7 +634,7 @@ static int mcp23s08_probe(struct spi_device *spi)
 			pullups[addr] = 0;
 	} else {
 		type = spi_get_device_id(spi)->driver_data;
-		pdata = spi->dev.platform_data;
+		pdata = dev_get_platdata(&spi->dev);
 		if (!pdata || !gpio_is_valid(pdata->base)) {
 			dev_dbg(&spi->dev,
 					"invalid or missing platform data\n");
diff --git a/drivers/gpio/gpio-msic.c b/drivers/gpio/gpio-msic.c
index 27ea7b9..d75eaa3 100644
--- a/drivers/gpio/gpio-msic.c
+++ b/drivers/gpio/gpio-msic.c
@@ -259,7 +259,7 @@ static void msic_gpio_irq_handler(unsigned irq, struct irq_desc *desc)
 static int platform_msic_gpio_probe(struct platform_device *pdev)
 {
 	struct device *dev = &pdev->dev;
-	struct intel_msic_gpio_pdata *pdata = dev->platform_data;
+	struct intel_msic_gpio_pdata *pdata = dev_get_platdata(dev);
 	struct msic_gpio *mg;
 	int irq = platform_get_irq(pdev, 0);
 	int retval;
diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c
index dfeb3a3..867efe5 100644
--- a/drivers/gpio/gpio-omap.c
+++ b/drivers/gpio/gpio-omap.c
@@ -1100,7 +1100,7 @@ static int omap_gpio_probe(struct platform_device *pdev)
 
 	match = of_match_device(of_match_ptr(omap_gpio_match), dev);
 
-	pdata = match ? match->data : dev->platform_data;
+	pdata = match ? match->data : dev_get_platdata(dev);
 	if (!pdata)
 		return -EINVAL;
 
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index 426c51d..07651d3 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -731,7 +731,7 @@ static int pca953x_probe(struct i2c_client *client,
 	if (chip == NULL)
 		return -ENOMEM;
 
-	pdata = client->dev.platform_data;
+	pdata = dev_get_platdata(&client->dev);
 	if (pdata) {
 		irq_base = pdata->irq_base;
 		chip->gpio_start = pdata->gpio_base;
@@ -785,7 +785,7 @@ static int pca953x_probe(struct i2c_client *client,
 
 static int pca953x_remove(struct i2c_client *client)
 {
-	struct pca953x_platform_data *pdata = client->dev.platform_data;
+	struct pca953x_platform_data *pdata = dev_get_platdata(&client->dev);
 	struct pca953x_chip *chip = i2c_get_clientdata(client);
 	int ret = 0;
 
diff --git a/drivers/gpio/gpio-pcf857x.c b/drivers/gpio/gpio-pcf857x.c
index e8faf53..e8835d6 100644
--- a/drivers/gpio/gpio-pcf857x.c
+++ b/drivers/gpio/gpio-pcf857x.c
@@ -262,7 +262,7 @@ static int pcf857x_probe(struct i2c_client *client,
 	struct pcf857x			*gpio;
 	int				status;
 
-	pdata = client->dev.platform_data;
+	pdata = dev_get_platdata(&client->dev);
 	if (!pdata) {
 		dev_dbg(&client->dev, "no platform data\n");
 	}
@@ -396,7 +396,7 @@ fail:
 
 static int pcf857x_remove(struct i2c_client *client)
 {
-	struct pcf857x_platform_data	*pdata = client->dev.platform_data;
+	struct pcf857x_platform_data	*pdata = dev_get_platdata(&client->dev);
 	struct pcf857x			*gpio = i2c_get_clientdata(client);
 	int				status = 0;
 
diff --git a/drivers/gpio/gpio-pl061.c b/drivers/gpio/gpio-pl061.c
index 6a4bd0d..4274e2e 100644
--- a/drivers/gpio/gpio-pl061.c
+++ b/drivers/gpio/gpio-pl061.c
@@ -259,7 +259,7 @@ static const struct irq_domain_ops pl061_domain_ops = {
 static int pl061_probe(struct amba_device *adev, const struct amba_id *id)
 {
 	struct device *dev = &adev->dev;
-	struct pl061_platform_data *pdata = dev->platform_data;
+	struct pl061_platform_data *pdata = dev_get_platdata(dev);
 	struct pl061_gpio *chip;
 	int ret, irq, i, irq_base;
 
diff --git a/drivers/gpio/gpio-rcar.c b/drivers/gpio/gpio-rcar.c
index e8198dd..e3745eb 100644
--- a/drivers/gpio/gpio-rcar.c
+++ b/drivers/gpio/gpio-rcar.c
@@ -285,7 +285,7 @@ static struct irq_domain_ops gpio_rcar_irq_domain_ops = {
 
 static void gpio_rcar_parse_pdata(struct gpio_rcar_priv *p)
 {
-	struct gpio_rcar_config *pdata = p->pdev->dev.platform_data;
+	struct gpio_rcar_config *pdata = dev_get_platdata(&p->pdev->dev);
 	struct device_node *np = p->pdev->dev.of_node;
 	struct of_phandle_args args;
 	int ret;
diff --git a/drivers/gpio/gpio-rdc321x.c b/drivers/gpio/gpio-rdc321x.c
index 368c3c0..88577c3 100644
--- a/drivers/gpio/gpio-rdc321x.c
+++ b/drivers/gpio/gpio-rdc321x.c
@@ -135,7 +135,7 @@ static int rdc321x_gpio_probe(struct platform_device *pdev)
 	struct rdc321x_gpio *rdc321x_gpio_dev;
 	struct rdc321x_gpio_pdata *pdata;
 
-	pdata = pdev->dev.platform_data;
+	pdata = dev_get_platdata(&pdev->dev);
 	if (!pdata) {
 		dev_err(&pdev->dev, "no platform data supplied\n");
 		return -ENODEV;
diff --git a/drivers/gpio/gpio-sta2x11.c b/drivers/gpio/gpio-sta2x11.c
index f43ab6a..f2fb12c 100644
--- a/drivers/gpio/gpio-sta2x11.c
+++ b/drivers/gpio/gpio-sta2x11.c
@@ -361,7 +361,7 @@ static int gsta_probe(struct platform_device *dev)
 	struct gsta_gpio *chip;
 	struct resource *res;
 
-	pdev = *(struct pci_dev **)(dev->dev.platform_data);
+	pdev = *(struct pci_dev **)dev_get_platdata(&dev->dev);
 	gpio_pdata = dev_get_platdata(&pdev->dev);
 
 	if (gpio_pdata == NULL)
diff --git a/drivers/gpio/gpio-sx150x.c b/drivers/gpio/gpio-sx150x.c
index f371732..d2983e9 100644
--- a/drivers/gpio/gpio-sx150x.c
+++ b/drivers/gpio/gpio-sx150x.c
@@ -583,7 +583,7 @@ static int sx150x_probe(struct i2c_client *client,
 	struct sx150x_chip *chip;
 	int rc;
 
-	pdata = client->dev.platform_data;
+	pdata = dev_get_platdata(&client->dev);
 	if (!pdata)
 		return -EINVAL;
 
diff --git a/drivers/gpio/gpio-timberdale.c b/drivers/gpio/gpio-timberdale.c
index 4c65f88..7a0e956 100644
--- a/drivers/gpio/gpio-timberdale.c
+++ b/drivers/gpio/gpio-timberdale.c
@@ -227,7 +227,7 @@ static int timbgpio_probe(struct platform_device *pdev)
 	struct gpio_chip *gc;
 	struct timbgpio *tgpio;
 	struct resource *iomem;
-	struct timbgpio_platform_data *pdata = pdev->dev.platform_data;
+	struct timbgpio_platform_data *pdata = dev_get_platdata(&pdev->dev);
 	int irq = platform_get_irq(pdev, 0);
 
 	if (!pdata || pdata->nr_pins > 32) {
@@ -318,7 +318,7 @@ err_mem:
 static int timbgpio_remove(struct platform_device *pdev)
 {
 	int err;
-	struct timbgpio_platform_data *pdata = pdev->dev.platform_data;
+	struct timbgpio_platform_data *pdata = dev_get_platdata(&pdev->dev);
 	struct timbgpio *tgpio = platform_get_drvdata(pdev);
 	struct resource *iomem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	int irq = platform_get_irq(pdev, 0);
diff --git a/drivers/gpio/gpio-tps65912.c b/drivers/gpio/gpio-tps65912.c
index 30a5844..276a422 100644
--- a/drivers/gpio/gpio-tps65912.c
+++ b/drivers/gpio/gpio-tps65912.c
@@ -87,7 +87,7 @@ static struct gpio_chip template_chip = {
 static int tps65912_gpio_probe(struct platform_device *pdev)
 {
 	struct tps65912 *tps65912 = dev_get_drvdata(pdev->dev.parent);
-	struct tps65912_board *pdata = tps65912->dev->platform_data;
+	struct tps65912_board *pdata = dev_get_platdata(tps65912->dev);
 	struct tps65912_gpio_data *tps65912_gpio;
 	int ret;
 
diff --git a/drivers/gpio/gpio-ts5500.c b/drivers/gpio/gpio-ts5500.c
index cc53cab..3df3ebd 100644
--- a/drivers/gpio/gpio-ts5500.c
+++ b/drivers/gpio/gpio-ts5500.c
@@ -322,7 +322,7 @@ static void ts5500_disable_irq(struct ts5500_priv *priv)
 static int ts5500_dio_probe(struct platform_device *pdev)
 {
 	enum ts5500_blocks block = platform_get_device_id(pdev)->driver_data;
-	struct ts5500_dio_platform_data *pdata = pdev->dev.platform_data;
+	struct ts5500_dio_platform_data *pdata = dev_get_platdata(&pdev->dev);
 	struct device *dev = &pdev->dev;
 	const char *name = dev_name(dev);
 	struct ts5500_priv *priv;
diff --git a/drivers/gpio/gpio-twl4030.c b/drivers/gpio/gpio-twl4030.c
index 4d330e3..d8e4f6e 100644
--- a/drivers/gpio/gpio-twl4030.c
+++ b/drivers/gpio/gpio-twl4030.c
@@ -256,7 +256,7 @@ static int twl_request(struct gpio_chip *chip, unsigned offset)
 		/* optionally have the first two GPIOs switch vMMC1
 		 * and vMMC2 power supplies based on card presence.
 		 */
-		pdata = chip->dev->platform_data;
+		pdata = dev_get_platdata(chip->dev);
 		if (pdata)
 			value |= pdata->mmc_cd & 0x03;
 
@@ -460,7 +460,7 @@ static struct twl4030_gpio_platform_data *of_gpio_twl4030(struct device *dev)
 
 static int gpio_twl4030_probe(struct platform_device *pdev)
 {
-	struct twl4030_gpio_platform_data *pdata = pdev->dev.platform_data;
+	struct twl4030_gpio_platform_data *pdata = dev_get_platdata(&pdev->dev);
 	struct device_node *node = pdev->dev.of_node;
 	struct gpio_twl4030_priv *priv;
 	int ret, irq_base;
@@ -556,7 +556,7 @@ out:
 /* Cannot use as gpio_twl4030_probe() calls us */
 static int gpio_twl4030_remove(struct platform_device *pdev)
 {
-	struct twl4030_gpio_platform_data *pdata = pdev->dev.platform_data;
+	struct twl4030_gpio_platform_data *pdata = dev_get_platdata(&pdev->dev);
 	struct gpio_twl4030_priv *priv = platform_get_drvdata(pdev);
 	int status;
 
diff --git a/drivers/gpio/gpio-ucb1400.c b/drivers/gpio/gpio-ucb1400.c
index 6d0feb2..1a605f2 100644
--- a/drivers/gpio/gpio-ucb1400.c
+++ b/drivers/gpio/gpio-ucb1400.c
@@ -45,7 +45,7 @@ static void ucb1400_gpio_set(struct gpio_chip *gc, unsigned off, int val)
 
 static int ucb1400_gpio_probe(struct platform_device *dev)
 {
-	struct ucb1400_gpio *ucb = dev->dev.platform_data;
+	struct ucb1400_gpio *ucb = dev_get_platdata(&dev->dev);
 	int err = 0;
 
 	if (!(ucb && ucb->gpio_offset)) {
diff --git a/drivers/gpio/gpio-wm831x.c b/drivers/gpio/gpio-wm831x.c
index 2a743e1..456000c 100644
--- a/drivers/gpio/gpio-wm831x.c
+++ b/drivers/gpio/gpio-wm831x.c
@@ -246,7 +246,7 @@ static struct gpio_chip template_chip = {
 static int wm831x_gpio_probe(struct platform_device *pdev)
 {
 	struct wm831x *wm831x = dev_get_drvdata(pdev->dev.parent);
-	struct wm831x_pdata *pdata = wm831x->dev->platform_data;
+	struct wm831x_pdata *pdata = dev_get_platdata(wm831x->dev);
 	struct wm831x_gpio *wm831x_gpio;
 	int ret;
 
diff --git a/drivers/gpio/gpio-wm8350.c b/drivers/gpio/gpio-wm8350.c
index 0b598cf..fc49154 100644
--- a/drivers/gpio/gpio-wm8350.c
+++ b/drivers/gpio/gpio-wm8350.c
@@ -112,7 +112,7 @@ static struct gpio_chip template_chip = {
 static int wm8350_gpio_probe(struct platform_device *pdev)
 {
 	struct wm8350 *wm8350 = dev_get_drvdata(pdev->dev.parent);
-	struct wm8350_platform_data *pdata = wm8350->dev->platform_data;
+	struct wm8350_platform_data *pdata = dev_get_platdata(wm8350->dev);
 	struct wm8350_gpio_data *wm8350_gpio;
 	int ret;
 
diff --git a/drivers/gpio/gpio-wm8994.c b/drivers/gpio/gpio-wm8994.c
index ae409fd..a53dbde 100644
--- a/drivers/gpio/gpio-wm8994.c
+++ b/drivers/gpio/gpio-wm8994.c
@@ -248,7 +248,7 @@ static struct gpio_chip template_chip = {
 static int wm8994_gpio_probe(struct platform_device *pdev)
 {
 	struct wm8994 *wm8994 = dev_get_drvdata(pdev->dev.parent);
-	struct wm8994_pdata *pdata = wm8994->dev->platform_data;
+	struct wm8994_pdata *pdata = dev_get_platdata(wm8994->dev);
 	struct wm8994_gpio *wm8994_gpio;
 	int ret;
 
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