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-rw-r--r--drivers/clk/sprd/composite.h68
1 files changed, 68 insertions, 0 deletions
diff --git a/drivers/clk/sprd/composite.h b/drivers/clk/sprd/composite.h
new file mode 100644
index 0000000000..adbabbe596
--- /dev/null
+++ b/drivers/clk/sprd/composite.h
@@ -0,0 +1,68 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+//
+// Spreadtrum composite clock driver
+//
+// Copyright (C) 2017 Spreadtrum, Inc.
+// Author: Chunyan Zhang <chunyan.zhang@spreadtrum.com>
+
+#ifndef _SPRD_COMPOSITE_H_
+#define _SPRD_COMPOSITE_H_
+
+#include "common.h"
+#include "mux.h"
+#include "div.h"
+
+struct sprd_comp {
+ struct sprd_mux_ssel mux;
+ struct sprd_div_internal div;
+ struct sprd_clk_common common;
+};
+
+#define SPRD_COMP_CLK_HW_INIT_FN(_struct, _name, _parent, _reg, _table, \
+ _mshift, _mwidth, _dshift, _dwidth, \
+ _flags, _fn) \
+ struct sprd_comp _struct = { \
+ .mux = _SPRD_MUX_CLK(_mshift, _mwidth, _table), \
+ .div = _SPRD_DIV_CLK(_dshift, _dwidth), \
+ .common = { \
+ .regmap = NULL, \
+ .reg = _reg, \
+ .hw.init = _fn(_name, _parent, \
+ &sprd_comp_ops, _flags), \
+ } \
+ }
+
+#define SPRD_COMP_CLK_TABLE(_struct, _name, _parent, _reg, _table, \
+ _mshift, _mwidth, _dshift, _dwidth, _flags) \
+ SPRD_COMP_CLK_HW_INIT_FN(_struct, _name, _parent, _reg, _table, \
+ _mshift, _mwidth, _dshift, _dwidth, \
+ _flags, CLK_HW_INIT_PARENTS)
+
+#define SPRD_COMP_CLK(_struct, _name, _parent, _reg, _mshift, \
+ _mwidth, _dshift, _dwidth, _flags) \
+ SPRD_COMP_CLK_TABLE(_struct, _name, _parent, _reg, NULL, \
+ _mshift, _mwidth, _dshift, _dwidth, _flags)
+
+#define SPRD_COMP_CLK_DATA_TABLE(_struct, _name, _parent, _reg, _table, \
+ _mshift, _mwidth, _dshift, \
+ _dwidth, _flags) \
+ SPRD_COMP_CLK_HW_INIT_FN(_struct, _name, _parent, _reg, _table, \
+ _mshift, _mwidth, _dshift, _dwidth, \
+ _flags, CLK_HW_INIT_PARENTS_DATA)
+
+#define SPRD_COMP_CLK_DATA(_struct, _name, _parent, _reg, _mshift, \
+ _mwidth, _dshift, _dwidth, _flags) \
+ SPRD_COMP_CLK_DATA_TABLE(_struct, _name, _parent, _reg, NULL, \
+ _mshift, _mwidth, _dshift, _dwidth, \
+ _flags)
+
+static inline struct sprd_comp *hw_to_sprd_comp(const struct clk_hw *hw)
+{
+ struct sprd_clk_common *common = hw_to_sprd_clk_common(hw);
+
+ return container_of(common, struct sprd_comp, common);
+}
+
+extern const struct clk_ops sprd_comp_ops;
+
+#endif /* _SPRD_COMPOSITE_H_ */