From 6e14addfbc2a739744a5de1c76dfc07172824175 Mon Sep 17 00:00:00 2001
From: Joseph Chen <chenjh@rock-chips.com>
Date: Fri, 27 Oct 2017 17:42:18 +0800
Subject: [PATCH] dm: key: add key type and key name interface

Change-Id: Ifd054c609d92557b15acb8e53580dddd72325ff8
Signed-off-by: Joseph Chen <chenjh@rock-chips.com>
---
 drivers/input/key-uclass.c | 20 ++++++++++++++++++++
 include/key.h              |  4 ++++
 2 files changed, 24 insertions(+)

diff --git a/drivers/input/key-uclass.c b/drivers/input/key-uclass.c
index 0d38fbda81..6abd1cf3c0 100644
--- a/drivers/input/key-uclass.c
+++ b/drivers/input/key-uclass.c
@@ -17,6 +17,26 @@ int key_read(struct udevice *dev)
 	return ops->read(dev);
 }
 
+int key_type(struct udevice *dev)
+{
+	const struct dm_key_ops *ops = dev_get_driver_ops(dev);
+
+	if (!ops || !ops->type)
+		return -ENOSYS;
+
+	return ops->type;
+}
+
+const char *key_name(struct udevice *dev)
+{
+	const struct dm_key_ops *ops = dev_get_driver_ops(dev);
+
+	if (!ops || !ops->name)
+		return NULL;
+
+	return ops->name;
+}
+
 UCLASS_DRIVER(key) = {
 	.id		= UCLASS_KEY,
 	.name		= "key",
diff --git a/include/key.h b/include/key.h
index 56ae16681f..16bf4cac5b 100644
--- a/include/key.h
+++ b/include/key.h
@@ -14,9 +14,13 @@ enum key_state {
 };
 
 struct dm_key_ops {
+	int type;
+	const char *name;
 	int (*read)(struct udevice *dev);
 };
 
 int key_read(struct udevice *dev);
+int key_type(struct udevice *dev);
+const char *key_label(struct udevice *dev);
 
 #endif