drm/panel: fix build error

Signed-off-by: Inki Dae <inki.dae@samsung.com>

diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index 309f29e..1a23b83 100644 (file)
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -22,11 +22,14 @@
  */
 
 #include <linux/backlight.h>
-#include <linux/gpio/consumer.h>
+#include <linux/pinctrl/consumer.h>
 #include <linux/module.h>
 #include <linux/of_platform.h>
 #include <linux/platform_device.h>
 #include <linux/regulator/consumer.h>
+#include <linux/of_gpio.h>
+#include <linux/gpio.h>
+#include <linux/of_i2c.h>
 
 #include <drm/drmP.h>
 #include <drm/drm_crtc.h>
@@ -53,7 +56,8 @@ struct panel_simple {
        struct regulator *supply;
        struct i2c_adapter *ddc;
 
-       struct gpio_desc *enable_gpio;
+       int enable_gpio;
+
 };
 
 static inline struct panel_simple *to_panel_simple(struct drm_panel *panel)
@@ -105,8 +109,10 @@ static int panel_simple_disable(struct drm_panel *panel)
                backlight_update_status(p->backlight);
        }
 
+#if 0
        if (p->enable_gpio)
                gpiod_set_value_cansleep(p->enable_gpio, 0);
+#endif
 
        regulator_disable(p->supply);
        p->enabled = false;
@@ -128,8 +134,10 @@ static int panel_simple_enable(struct drm_panel *panel)
                return err;
        }
 
+#if 0
        if (p->enable_gpio)
                gpiod_set_value_cansleep(p->enable_gpio, 1);
+#endif
 
        if (p->backlight) {
                p->backlight->props.power = FB_BLANK_UNBLANK;
@@ -185,21 +193,15 @@ static int panel_simple_probe(struct device *dev, const struct panel_desc *desc)
        if (IS_ERR(panel->supply))
                return PTR_ERR(panel->supply);
 
-       panel->enable_gpio = devm_gpiod_get(dev, "enable");
-       if (IS_ERR(panel->enable_gpio)) {
-               err = PTR_ERR(panel->enable_gpio);
+       panel->enable_gpio = of_get_named_gpio(dev->of_node, "enable", 0);
+       if (panel->enable_gpio < 0) {
+               err = panel->enable_gpio;
                if (err != -ENOENT) {
                        dev_err(dev, "failed to request GPIO: %d\n", err);
                        return err;
                }
-
-               panel->enable_gpio = NULL;
        } else {
-               err = gpiod_direction_output(panel->enable_gpio, 0);
-               if (err < 0) {
-                       dev_err(dev, "failed to setup GPIO: %d\n", err);
-                       return err;
-               }
+               gpio_set_value(panel->enable_gpio, 0);
        }
 
        backlight = of_parse_phandle(dev->of_node, "backlight", 0);