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-rw-r--r--drivers/pinctrl/devicetree.h48
1 files changed, 48 insertions, 0 deletions
diff --git a/drivers/pinctrl/devicetree.h b/drivers/pinctrl/devicetree.h
new file mode 100644
index 000000000..efa80779d
--- /dev/null
+++ b/drivers/pinctrl/devicetree.h
@@ -0,0 +1,48 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Internal interface to pinctrl device tree integration
+ *
+ * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
+ */
+
+struct of_phandle_args;
+
+#ifdef CONFIG_OF
+
+void pinctrl_dt_free_maps(struct pinctrl *p);
+int pinctrl_dt_to_map(struct pinctrl *p, struct pinctrl_dev *pctldev);
+
+int pinctrl_count_index_with_args(const struct device_node *np,
+ const char *list_name);
+
+int pinctrl_parse_index_with_args(const struct device_node *np,
+ const char *list_name, int index,
+ struct of_phandle_args *out_args);
+
+#else
+
+static inline int pinctrl_dt_to_map(struct pinctrl *p,
+ struct pinctrl_dev *pctldev)
+{
+ return 0;
+}
+
+static inline void pinctrl_dt_free_maps(struct pinctrl *p)
+{
+}
+
+static inline int pinctrl_count_index_with_args(const struct device_node *np,
+ const char *list_name)
+{
+ return -ENODEV;
+}
+
+static inline int
+pinctrl_parse_index_with_args(const struct device_node *np,
+ const char *list_name, int index,
+ struct of_phandle_args *out_args)
+{
+ return -ENODEV;
+}
+
+#endif