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-rw-r--r--drivers/pinctrl/pinctrl-nomadik.h61
1 files changed, 61 insertions, 0 deletions
diff --git a/drivers/pinctrl/pinctrl-nomadik.h b/drivers/pinctrl/pinctrl-nomadik.h
new file mode 100644
index 000000000000..e690accb5051
--- /dev/null
+++ b/drivers/pinctrl/pinctrl-nomadik.h
@@ -0,0 +1,61 @@
+#ifndef PINCTRL_PINCTRL_NOMADIK_H
+#define PINCTRL_PINCTRL_NOMADIK_H
+
+#include <plat/gpio-nomadik.h>
+
+/* Package definitions */
+#define PINCTRL_NMK_STN8815 0
+#define PINCTRL_NMK_DB8500 1
+
+/**
+ * struct nmk_pingroup - describes a Nomadik pin group
+ * @name: the name of this specific pin group
+ * @pins: an array of discrete physical pins used in this group, taken
+ * from the driver-local pin enumeration space
+ * @num_pins: the number of pins in this group array, i.e. the number of
+ * elements in .pins so we can iterate over that array
+ * @altsetting: the altsetting to apply to all pins in this group to
+ * configure them to be used by a function
+ */
+struct nmk_pingroup {
+ const char *name;
+ const unsigned int *pins;
+ const unsigned npins;
+ u32 altsetting;
+};
+
+/**
+ * struct nmk_pinctrl_soc_data - Nomadik pin controller per-SoC configuration
+ * @gpio_ranges: An array of GPIO ranges for this SoC
+ * @gpio_num_ranges: The number of GPIO ranges for this SoC
+ * @pins: An array describing all pins the pin controller affects.
+ * All pins which are also GPIOs must be listed first within the
+ * array, and be numbered identically to the GPIO controller's
+ * numbering.
+ * @npins: The numbmer of entries in @pins.
+ * @groups: An array describing all pin groups the pin SoC supports.
+ * @ngroups: The number of entries in @groups.
+ */
+struct nmk_pinctrl_soc_data {
+ struct pinctrl_gpio_range *gpio_ranges;
+ unsigned gpio_num_ranges;
+ const struct pinctrl_pin_desc *pins;
+ unsigned npins;
+ const struct nmk_pingroup *groups;
+ unsigned ngroups;
+};
+
+#ifdef CONFIG_PINCTRL_DB8500
+
+void nmk_pinctrl_db8500_init(const struct nmk_pinctrl_soc_data **soc);
+
+#else
+
+static inline void
+nmk_pinctrl_db8500_init(const struct nmk_pinctrl_soc_data **soc)
+{
+}
+
+#endif
+
+#endif /* PINCTRL_PINCTRL_NOMADIK_H */