4 files changed, 24 insertions, 47 deletions

diff --git a/arch/arm/mach-imx/mach-mx27_3ds.c b/arch/arm/mach-imx/mach-mx27_3ds.c
index 2eafbac2c763..377230497dcc 100644
--- a/arch/arm/mach-imx/mach-mx27_3ds.c
+++ b/arch/arm/mach-imx/mach-mx27_3ds.c
@@ -241,7 +241,7 @@ static struct regulator_init_data gpo_init = {
 };
 
 static struct regulator_consumer_supply vmmc1_consumers[] = {
-	REGULATOR_SUPPLY("lcd_2v8", NULL),
+	REGULATOR_SUPPLY("vcore", "spi0.0"),
 };
 
 static struct regulator_init_data vmmc1_init = {
@@ -257,7 +257,7 @@ static struct regulator_init_data vmmc1_init = {
 };
 
 static struct regulator_consumer_supply vgen_consumers[] = {
-	REGULATOR_SUPPLY("vdd_lcdio", NULL),
+	REGULATOR_SUPPLY("vdd", "spi0.0"),
 };
 
 static struct regulator_init_data vgen_init = {
@@ -348,8 +348,6 @@ static const struct imx_fb_platform_data mx27_3ds_fb_data __initconst = {
 static struct l4f00242t03_pdata mx27_3ds_lcd_pdata = {
 	.reset_gpio		= LCD_RESET,
 	.data_enable_gpio	= LCD_ENABLE,
-	.core_supply		= "lcd_2v8",
-	.io_supply		= "vdd_lcdio",
 };
 
 static struct spi_board_info mx27_3ds_spi_devs[] __initdata = {
diff --git a/arch/arm/mach-imx/mach-mx31_3ds.c b/arch/arm/mach-imx/mach-mx31_3ds.c
index 589066fb3316..6484db525bd7 100644
--- a/arch/arm/mach-imx/mach-mx31_3ds.c
+++ b/arch/arm/mach-imx/mach-mx31_3ds.c
@@ -285,8 +285,6 @@ static struct mx3fb_platform_data mx3fb_pdata __initdata = {
 static struct l4f00242t03_pdata mx31_3ds_l4f00242t03_pdata = {
 	.reset_gpio		= IOMUX_TO_GPIO(MX31_PIN_LCS1),
 	.data_enable_gpio	= IOMUX_TO_GPIO(MX31_PIN_SER_RS),
-	.core_supply		= "lcd_2v8",
-	.io_supply		= "vdd_lcdio",
 };
 
 /*
@@ -411,7 +409,7 @@ static struct regulator_init_data vmmc2_init = {
 };
 
 static struct regulator_consumer_supply vmmc1_consumers[] = {
-	REGULATOR_SUPPLY("lcd_2v8", NULL),
+	REGULATOR_SUPPLY("vcore", "spi0.0"),
 	REGULATOR_SUPPLY("cmos_2v8", "soc-camera-pdrv.0"),
 };
 
@@ -428,7 +426,7 @@ static struct regulator_init_data vmmc1_init = {
 };
 
 static struct regulator_consumer_supply vgen_consumers[] = {
-	REGULATOR_SUPPLY("vdd_lcdio", NULL),
+	REGULATOR_SUPPLY("vdd", "spi0.0"),
 };
 
 static struct regulator_init_data vgen_init = {
diff --git a/drivers/video/backlight/l4f00242t03.c b/drivers/video/backlight/l4f00242t03.c
index 98ad3e5f7c85..77ec70bcb303 100644
--- a/drivers/video/backlight/l4f00242t03.c
+++ b/drivers/video/backlight/l4f00242t03.c
@@ -52,15 +52,11 @@ static void l4f00242t03_lcd_init(struct spi_device *spi)
 
 	dev_dbg(&spi->dev, "initializing LCD\n");
 
-	if (priv->io_reg) {
-		regulator_set_voltage(priv->io_reg, 1800000, 1800000);
-		regulator_enable(priv->io_reg);
-	}
+	regulator_set_voltage(priv->io_reg, 1800000, 1800000);
+	regulator_enable(priv->io_reg);
 
-	if (priv->core_reg) {
-		regulator_set_voltage(priv->core_reg, 2800000, 2800000);
-		regulator_enable(priv->core_reg);
-	}
+	regulator_set_voltage(priv->core_reg, 2800000, 2800000);
+	regulator_enable(priv->core_reg);
 
 	l4f00242t03_reset(pdata->reset_gpio);
 
@@ -78,11 +74,8 @@ static void l4f00242t03_lcd_powerdown(struct spi_device *spi)
 
 	gpio_set_value(pdata->data_enable_gpio, 0);
 
-	if (priv->io_reg)
-		regulator_disable(priv->io_reg);
-
-	if (priv->core_reg)
-		regulator_disable(priv->core_reg);
+	regulator_disable(priv->io_reg);
+	regulator_disable(priv->core_reg);
 }
 
 static int l4f00242t03_lcd_power_get(struct lcd_device *ld)
@@ -201,24 +194,18 @@ static int __devinit l4f00242t03_probe(struct spi_device *spi)
 	if (ret)
 		goto err3;
 
-	if (pdata->io_supply) {
-		priv->io_reg = regulator_get(NULL, pdata->io_supply);
-
-		if (IS_ERR(priv->io_reg)) {
-			pr_err("%s: Unable to get the IO regulator\n",
-								__func__);
-			goto err3;
-		}
+	priv->io_reg = regulator_get(&spi->dev, "vdd");
+	if (IS_ERR(priv->io_reg)) {
+		dev_err(&spi->dev, "%s: Unable to get the IO regulator\n",
+		       __func__);
+		goto err3;
 	}
 
-	if (pdata->core_supply) {
-		priv->core_reg = regulator_get(NULL, pdata->core_supply);
-
-		if (IS_ERR(priv->core_reg)) {
-			pr_err("%s: Unable to get the core regulator\n",
-								__func__);
-			goto err4;
-		}
+	priv->core_reg = regulator_get(&spi->dev, "vcore");
+	if (IS_ERR(priv->core_reg)) {
+		dev_err(&spi->dev, "%s: Unable to get the core regulator\n",
+		       __func__);
+		goto err4;
 	}
 
 	priv->ld = lcd_device_register("l4f00242t03",
@@ -238,11 +225,9 @@ static int __devinit l4f00242t03_probe(struct spi_device *spi)
 	return 0;
 
 err5:
-	if (priv->core_reg)
-		regulator_put(priv->core_reg);
+	regulator_put(priv->core_reg);
 err4:
-	if (priv->io_reg)
-		regulator_put(priv->io_reg);
+	regulator_put(priv->io_reg);
 err3:
 	gpio_free(pdata->data_enable_gpio);
 err2:
@@ -266,10 +251,8 @@ static int __devexit l4f00242t03_remove(struct spi_device *spi)
 	gpio_free(pdata->data_enable_gpio);
 	gpio_free(pdata->reset_gpio);
 
-	if (priv->io_reg)
-		regulator_put(priv->io_reg);
-	if (priv->core_reg)
-		regulator_put(priv->core_reg);
+	regulator_put(priv->io_reg);
+	regulator_put(priv->core_reg);
 
 	kfree(priv);
 
diff --git a/include/linux/spi/l4f00242t03.h b/include/linux/spi/l4f00242t03.h
index aee1dbda4edc..bc8677c8eba9 100644
--- a/include/linux/spi/l4f00242t03.h
+++ b/include/linux/spi/l4f00242t03.h
@@ -24,8 +24,6 @@
 struct l4f00242t03_pdata {
 	unsigned int	reset_gpio;
 	unsigned int	data_enable_gpio;
-	const char 	*io_supply;	/* will be set to 1.8 V */
-	const char 	*core_supply;	/* will be set to 2.8 V */
 };
 
 #endif /* _INCLUDE_LINUX_SPI_L4F00242T03_H_ */