summaryrefslogtreecommitdiffstats
path: root/drivers/pinctrl/pinctrl-utils.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/pinctrl/pinctrl-utils.h')
-rw-r--r--drivers/pinctrl/pinctrl-utils.h35
1 files changed, 35 insertions, 0 deletions
diff --git a/drivers/pinctrl/pinctrl-utils.h b/drivers/pinctrl/pinctrl-utils.h
new file mode 100644
index 0000000000..4108ee2dd6
--- /dev/null
+++ b/drivers/pinctrl/pinctrl-utils.h
@@ -0,0 +1,35 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Utils functions to implement the pincontrol driver.
+ *
+ * Copyright (c) 2013, NVIDIA Corporation.
+ *
+ * Author: Laxman Dewangan <ldewangan@nvidia.com>
+ */
+#ifndef __PINCTRL_UTILS_H__
+#define __PINCTRL_UTILS_H__
+
+#include <linux/pinctrl/machine.h>
+
+struct pinctrl_dev;
+struct pinctrl_map;
+
+int pinctrl_utils_reserve_map(struct pinctrl_dev *pctldev,
+ struct pinctrl_map **map, unsigned *reserved_maps,
+ unsigned *num_maps, unsigned reserve);
+int pinctrl_utils_add_map_mux(struct pinctrl_dev *pctldev,
+ struct pinctrl_map **map, unsigned *reserved_maps,
+ unsigned *num_maps, const char *group,
+ const char *function);
+int pinctrl_utils_add_map_configs(struct pinctrl_dev *pctldev,
+ struct pinctrl_map **map, unsigned *reserved_maps,
+ unsigned *num_maps, const char *group,
+ unsigned long *configs, unsigned num_configs,
+ enum pinctrl_map_type type);
+int pinctrl_utils_add_config(struct pinctrl_dev *pctldev,
+ unsigned long **configs, unsigned *num_configs,
+ unsigned long config);
+void pinctrl_utils_free_map(struct pinctrl_dev *pctldev,
+ struct pinctrl_map *map, unsigned num_maps);
+
+#endif /* __PINCTRL_UTILS_H__ */