Merge git://git.denx.de/u-boot-rockchip

1 files changed, 31 insertions, 9 deletions

diff --git a/drivers/pinctrl/pinctrl-uclass.c b/drivers/pinctrl/pinctrl-uclass.c
index d96c201e83..58001ef572 100644
--- a/drivers/pinctrl/pinctrl-uclass.c
+++ b/drivers/pinctrl/pinctrl-uclass.c
@@ -11,6 +11,7 @@
 #include <dm/device.h>
 #include <dm/lists.h>
 #include <dm/pinctrl.h>
+#include <dm/root.h>
 #include <dm/uclass.h>
 
 DECLARE_GLOBAL_DATA_PTR;
@@ -159,7 +160,8 @@ static int pinctrl_select_state_full(struct udevice *dev, const char *statename)
 
 static int pinconfig_post_bind(struct udevice *dev)
 {
-	return 0;
+	/* Scan the bus for devices */
+	return dm_scan_fdt_node(dev, gd->fdt_blob, dev->of_offset, false);
 }
 #endif
 
@@ -205,6 +207,31 @@ int pinctrl_select_state(struct udevice *dev, const char *statename)
 	return 0;
 }
 
+int pinctrl_request(struct udevice *dev, int func, int flags)
+{
+	struct pinctrl_ops *ops = pinctrl_get_ops(dev);
+
+	if (!ops->request)
+		return -ENOSYS;
+
+	return ops->request(dev, func, flags);
+}
+
+int pinctrl_request_noflags(struct udevice *dev, int func)
+{
+	return pinctrl_request(dev, func, 0);
+}
+
+int pinctrl_get_periph_id(struct udevice *dev, struct udevice *periph)
+{
+	struct pinctrl_ops *ops = pinctrl_get_ops(dev);
+
+	if (!ops->get_periph_id)
+		return -ENOSYS;
+
+	return ops->get_periph_id(dev, periph);
+}
+
 /**
  * pinconfig_post-bind() - post binding for PINCTRL uclass
  * Recursively bind child nodes as pinconfig devices in case of full pinctrl.
@@ -222,15 +249,10 @@ static int pinctrl_post_bind(struct udevice *dev)
 	}
 
 	/*
-	 * If set_state callback is set, we assume this pinctrl driver is the
-	 * full implementation.  In this case, its child nodes should be bound
-	 * so that peripheral devices can easily search in parent devices
-	 * during later DT-parsing.
+	 * The pinctrl driver child nodes should be bound so that peripheral
+	 * devices can easily search in parent devices during later DT-parsing.
 	 */
-	if (ops->set_state)
-		return pinconfig_post_bind(dev);
-
-	return 0;
+	return pinconfig_post_bind(dev);
 }
 
 UCLASS_DRIVER(pinctrl) = {