zte's code,first commit
Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/os/linux/linux-3.4.x/drivers/pinctrl/pinconf.h b/ap/os/linux/linux-3.4.x/drivers/pinctrl/pinconf.h
new file mode 100644
index 0000000..54510de
--- /dev/null
+++ b/ap/os/linux/linux-3.4.x/drivers/pinctrl/pinconf.h
@@ -0,0 +1,110 @@
+/*
+ * Internal interface between the core pin control system and the
+ * pin config portions
+ *
+ * Copyright (C) 2011 ST-Ericsson SA
+ * Written on behalf of Linaro for ST-Ericsson
+ * Based on bits of regulator core, gpio core and clk core
+ *
+ * Author: Linus Walleij <linus.walleij@linaro.org>
+ *
+ * License terms: GNU General Public License (GPL) version 2
+ */
+
+#ifdef CONFIG_PINCONF
+
+int pinconf_check_ops(struct pinctrl_dev *pctldev);
+int pinconf_validate_map(struct pinctrl_map const *map, int i);
+int pinconf_map_to_setting(struct pinctrl_map const *map,
+ struct pinctrl_setting *setting);
+void pinconf_free_setting(struct pinctrl_setting const *setting);
+int pinconf_apply_setting(struct pinctrl_setting const *setting);
+void pinconf_show_map(struct seq_file *s, struct pinctrl_map const *map);
+void pinconf_show_setting(struct seq_file *s,
+ struct pinctrl_setting const *setting);
+void pinconf_init_device_debugfs(struct dentry *devroot,
+ struct pinctrl_dev *pctldev);
+
+/*
+ * You will only be interested in these if you're using PINCONF
+ * so don't supply any stubs for these.
+ */
+int pin_config_get_for_pin(struct pinctrl_dev *pctldev, unsigned pin,
+ unsigned long *config);
+int pin_config_group_get(const char *dev_name, const char *pin_group,
+ unsigned long *config);
+
+#else
+
+static inline int pinconf_check_ops(struct pinctrl_dev *pctldev)
+{
+ return 0;
+}
+
+static inline int pinconf_validate_map(struct pinctrl_map const *map, int i)
+{
+ return 0;
+}
+
+static inline int pinconf_map_to_setting(struct pinctrl_map const *map,
+ struct pinctrl_setting *setting)
+{
+ return 0;
+}
+
+static inline void pinconf_free_setting(struct pinctrl_setting const *setting)
+{
+}
+
+static inline int pinconf_apply_setting(struct pinctrl_setting const *setting)
+{
+ return 0;
+}
+
+static inline void pinconf_show_map(struct seq_file *s,
+ struct pinctrl_map const *map)
+{
+}
+
+static inline void pinconf_show_setting(struct seq_file *s,
+ struct pinctrl_setting const *setting)
+{
+}
+
+static inline void pinconf_init_device_debugfs(struct dentry *devroot,
+ struct pinctrl_dev *pctldev)
+{
+}
+
+#endif
+
+/*
+ * The following functions are available if the driver uses the generic
+ * pin config.
+ */
+
+#ifdef CONFIG_GENERIC_PINCONF
+
+void pinconf_generic_dump_pin(struct pinctrl_dev *pctldev,
+ struct seq_file *s, unsigned pin);
+
+void pinconf_generic_dump_group(struct pinctrl_dev *pctldev,
+ struct seq_file *s, const char *gname);
+
+#else
+
+static inline void pinconf_generic_dump_pin(struct pinctrl_dev *pctldev,
+ struct seq_file *s,
+ unsigned pin)
+{
+ return;
+}
+
+static inline void pinconf_generic_dump_group(struct pinctrl_dev *pctldev,
+ struct seq_file *s,
+ const char *gname)
+{
+ return;
+}
+
+#endif