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path: root/drivers/pinctrl/berlin/berlin.h
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Diffstat (limited to 'drivers/pinctrl/berlin/berlin.h')
-rw-r--r--drivers/pinctrl/berlin/berlin.h61
1 files changed, 61 insertions, 0 deletions
diff --git a/drivers/pinctrl/berlin/berlin.h b/drivers/pinctrl/berlin/berlin.h
new file mode 100644
index 000000000..e1aa84145
--- /dev/null
+++ b/drivers/pinctrl/berlin/berlin.h
@@ -0,0 +1,61 @@
+/*
+ * Marvell Berlin SoC pinctrl driver.
+ *
+ * Copyright (C) 2014 Marvell Technology Group Ltd.
+ *
+ * Antoine Ténart <antoine.tenart@free-electrons.com>
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#ifndef __PINCTRL_BERLIN_H
+#define __PINCTRL_BERLIN_H
+
+struct berlin_desc_function {
+ const char *name;
+ u8 muxval;
+};
+
+struct berlin_desc_group {
+ const char *name;
+ u8 offset;
+ u8 bit_width;
+ u8 lsb;
+ struct berlin_desc_function *functions;
+};
+
+struct berlin_pinctrl_desc {
+ const struct berlin_desc_group *groups;
+ unsigned ngroups;
+};
+
+struct berlin_pinctrl_function {
+ const char *name;
+ const char **groups;
+ unsigned ngroups;
+};
+
+#define BERLIN_PINCTRL_GROUP(_name, _offset, _width, _lsb, ...) \
+ { \
+ .name = _name, \
+ .offset = _offset, \
+ .bit_width = _width, \
+ .lsb = _lsb, \
+ .functions = (struct berlin_desc_function[]){ \
+ __VA_ARGS__, { } }, \
+ }
+
+#define BERLIN_PINCTRL_FUNCTION(_muxval, _name) \
+ { \
+ .name = _name, \
+ .muxval = _muxval, \
+ }
+
+#define BERLIN_PINCTRL_FUNCTION_UNKNOWN {}
+
+int berlin_pinctrl_probe(struct platform_device *pdev,
+ const struct berlin_pinctrl_desc *desc);
+
+#endif /* __PINCTRL_BERLIN_H */