--- linux-4.9.37/drivers/clk/goke/clk.h	1970-01-01 03:00:00.000000000 +0300
+++ linux-4.9.y/drivers/clk/goke/clk.h	2021-06-07 13:01:33.000000000 +0300
@@ -0,0 +1,90 @@
+/*
+ * Copyright (c) Hunan Goke,Chengdu Goke,Shandong Goke. 2021. All rights reserved.
+ */
+
+#ifndef	__GOKE_CLK_H
+#define	__GOKE_CLK_H
+
+#include <linux/clk-provider.h>
+#include <linux/io.h>
+#include <linux/spinlock.h>
+
+struct platform_device;
+
+struct gk_clock_data {
+	struct clk_onecell_data	clk_data;
+	void __iomem		*base;
+};
+
+struct gk_fixed_rate_clock {
+	unsigned int		id;
+	char			*name;
+	const char		*parent_name;
+	unsigned long		flags;
+	unsigned long		fixed_rate;
+};
+
+struct gk_fixed_factor_clock {
+	unsigned int		id;
+	char			*name;
+	const char		*parent_name;
+	unsigned long		mult;
+	unsigned long		div;
+	unsigned long		flags;
+};
+
+struct gk_mux_clock {
+	unsigned int		id;
+	const char		*name;
+	const char		*const *parent_names;
+	u8			num_parents;
+	unsigned long		flags;
+	unsigned long		offset;
+	u8			shift;
+	u8			width;
+	u8			mux_flags;
+	u32			*table;
+	const char		*alias;
+};
+
+struct gk_gate_clock {
+	unsigned int		id;
+	const char		*name;
+	const char		*parent_name;
+	unsigned long		flags;
+	unsigned long		offset;
+	u8			bit_idx;
+	u8			gate_flags;
+	const char		*alias;
+};
+
+struct gk_clock_data *gk_clk_init(struct device_node *, int);
+int gk_clk_register_fixed_rate(const struct gk_fixed_rate_clock *,
+				int, struct gk_clock_data *);
+int gk_clk_register_fixed_factor(const struct gk_fixed_factor_clock *,
+				int, struct gk_clock_data *);
+int gk_clk_register_mux(const struct gk_mux_clock *, int,
+				struct gk_clock_data *);
+int gk_clk_register_gate(const struct gk_gate_clock *,
+				int, struct gk_clock_data *);
+
+#define gk_clk_unregister(type) \
+static inline \
+void gk_clk_unregister_##type(const struct gk_##type##_clock *clks, \
+				int nums, struct gk_clock_data *data) \
+{ \
+	struct clk **clocks = data->clk_data.clks; \
+	int i; \
+	for (i = 0; i < nums; i++) { \
+		int id = clks[i].id; \
+		if (clocks[id])  \
+			clk_unregister_##type(clocks[id]); \
+	} \
+}
+
+gk_clk_unregister(fixed_rate)
+gk_clk_unregister(fixed_factor)
+gk_clk_unregister(mux)
+gk_clk_unregister(gate)
+
+#endif	/* __GOKE_CLK_H */