Merge branch 'next' into for-linus

Prepare input updates for 7.1 merge window.

4 files changed, 27 insertions, 16 deletions

diff --git a/include/linux/pinctrl/devinfo.h b/include/linux/pinctrl/devinfo.h
index bb6653af4f92..de4228eea90a 100644
--- a/include/linux/pinctrl/devinfo.h
+++ b/include/linux/pinctrl/devinfo.h
@@ -43,7 +43,6 @@ struct dev_pin_info {
 #endif
 };
 
-extern int pinctrl_bind_pins(struct device *dev);
 extern int pinctrl_init_done(struct device *dev);
 
 static inline struct pinctrl *dev_pinctrl(struct device *dev)
@@ -58,11 +57,6 @@ static inline struct pinctrl *dev_pinctrl(struct device *dev)
 
 /* Stubs if we're not using pinctrl */
 
-static inline int pinctrl_bind_pins(struct device *dev)
-{
-	return 0;
-}
-
 static inline int pinctrl_init_done(struct device *dev)
 {
 	return 0;
diff --git a/include/linux/pinctrl/pinconf-generic.h b/include/linux/pinctrl/pinconf-generic.h
index d9245ecec71d..89277808ea61 100644
--- a/include/linux/pinctrl/pinconf-generic.h
+++ b/include/linux/pinctrl/pinconf-generic.h
@@ -112,6 +112,12 @@ struct pinctrl_map;
  *	or latch delay (on outputs) this parameter (in a custom format)
  *	specifies the clock skew or latch delay. It typically controls how
  *	many double inverters are put in front of the line.
+ * @PIN_CONFIG_SKEW_DELAY_INPUT_PS: if the pin has independent values for the
+ *	programmable skew rate (on inputs) and latch delay (on outputs), then
+ *	this parameter specifies the clock skew only. The argument is in ps.
+ * @PIN_CONFIG_SKEW_DELAY_OUPUT_PS: if the pin has independent values for the
+ *	programmable skew rate (on inputs) and latch delay (on outputs), then
+ *	this parameter specifies the latch delay only. The argument is in ps.
  * @PIN_CONFIG_SLEEP_HARDWARE_STATE: indicate this is sleep related state.
  * @PIN_CONFIG_SLEW_RATE: if the pin can select slew rate, the argument to
  *	this parameter (on a custom format) tells the driver which alternative
@@ -147,6 +153,8 @@ enum pin_config_param {
 	PIN_CONFIG_PERSIST_STATE,
 	PIN_CONFIG_POWER_SOURCE,
 	PIN_CONFIG_SKEW_DELAY,
+	PIN_CONFIG_SKEW_DELAY_INPUT_PS,
+	PIN_CONFIG_SKEW_DELAY_OUTPUT_PS,
 	PIN_CONFIG_SLEEP_HARDWARE_STATE,
 	PIN_CONFIG_SLEW_RATE,
 	PIN_CONFIG_END = 0x7F,
@@ -181,21 +189,28 @@ static inline unsigned long pinconf_to_config_packed(enum pin_config_param param
 	return PIN_CONF_PACKED(param, argument);
 }
 
-#define PCONFDUMP(a, b, c, d) {					\
-	.param = a, .display = b, .format = c, .has_arg = d	\
+#define PCONFDUMP_WITH_VALUES(a, b, c, d, e, f) {		\
+	.param = a, .display = b, .format = c, .has_arg = d,	\
+	.values = e, .num_values = f				\
 	}
 
+#define PCONFDUMP(a, b, c, d)	PCONFDUMP_WITH_VALUES(a, b, c, d, NULL, 0)
+
 struct pin_config_item {
 	const enum pin_config_param param;
 	const char * const display;
 	const char * const format;
 	bool has_arg;
+	const char * const *values;
+	size_t num_values;
 };
 
 struct pinconf_generic_params {
 	const char * const property;
 	enum pin_config_param param;
 	u32 default_value;
+	const char * const *values;
+	size_t num_values;
 };
 
 int pinconf_generic_dt_subnode_to_map(struct pinctrl_dev *pctldev,
@@ -235,9 +250,4 @@ static inline int pinconf_generic_dt_node_to_map_all(struct pinctrl_dev *pctldev
 	return pinconf_generic_dt_node_to_map(pctldev, np_config, map, num_maps,
 			PIN_MAP_TYPE_INVALID);
 }
-
-int pinconf_generic_dt_node_to_map_pinmux(struct pinctrl_dev *pctldev,
-					  struct device_node *np,
-					  struct pinctrl_map **map,
-					  unsigned int *num_maps);
 #endif /* __LINUX_PINCTRL_PINCONF_GENERIC_H */
diff --git a/include/linux/pinctrl/pinctrl.h b/include/linux/pinctrl/pinctrl.h
index 1a8084e29405..c329cc693139 100644
--- a/include/linux/pinctrl/pinctrl.h
+++ b/include/linux/pinctrl/pinctrl.h
@@ -187,9 +187,6 @@ extern struct pinctrl_dev *devm_pinctrl_register(struct device *dev,
 				const struct pinctrl_desc *pctldesc,
 				void *driver_data);
 
-extern void devm_pinctrl_unregister(struct device *dev,
-				struct pinctrl_dev *pctldev);
-
 extern void pinctrl_add_gpio_range(struct pinctrl_dev *pctldev,
 				struct pinctrl_gpio_range *range);
 extern void pinctrl_add_gpio_ranges(struct pinctrl_dev *pctldev,
diff --git a/include/linux/pinctrl/pinmux.h b/include/linux/pinctrl/pinmux.h
index 6db6c3e1ccc2..094bbe2fd6fd 100644
--- a/include/linux/pinctrl/pinmux.h
+++ b/include/linux/pinctrl/pinmux.h
@@ -35,6 +35,16 @@ struct pinctrl_gpio_range;
  *	name can be used with the generic @pinctrl_ops to retrieve the
  *	actual pins affected. The applicable groups will be returned in
  *	@groups and the number of groups in @num_groups
+ * @function_is_gpio: determine if the indicated function selector passed
+ *	corresponds to the GPIO function which is used by the accelerated GPIO
+ *	functions @gpio_request_enable, @gpio_disable_free and
+ *	@gpio_set_direction. When the pin control core can properly determine
+ *	if a function is a GPIO function, it is easier to use the @strict mode
+ *	on the pin controller. Since a single function is passed, this is
+ *	only useful on pin controllers that use a specific function for GPIO,
+ *	and that usually presupposes that a one-group-per-pin approach is
+ *	used, so that a single function can be set on a single pin to turn
+ *	it to GPIO mode.
  * @set_mux: enable a certain muxing function with a certain pin group. The
  *	driver does not need to figure out whether enabling this function
  *	conflicts some other use of the pins in that group, such collisions