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-rw-r--r--kernel/drivers/clk/hisilicon/clk.h111
1 files changed, 111 insertions, 0 deletions
diff --git a/kernel/drivers/clk/hisilicon/clk.h b/kernel/drivers/clk/hisilicon/clk.h
new file mode 100644
index 000000000..31083ffc0
--- /dev/null
+++ b/kernel/drivers/clk/hisilicon/clk.h
@@ -0,0 +1,111 @@
+/*
+ * Hisilicon Hi3620 clock gate driver
+ *
+ * Copyright (c) 2012-2013 Hisilicon Limited.
+ * Copyright (c) 2012-2013 Linaro Limited.
+ *
+ * Author: Haojian Zhuang <haojian.zhuang@linaro.org>
+ * Xin Li <li.xin@linaro.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ */
+
+#ifndef __HISI_CLK_H
+#define __HISI_CLK_H
+
+#include <linux/clk-provider.h>
+#include <linux/io.h>
+#include <linux/spinlock.h>
+
+struct hisi_clock_data {
+ struct clk_onecell_data clk_data;
+ void __iomem *base;
+};
+
+struct hisi_fixed_rate_clock {
+ unsigned int id;
+ char *name;
+ const char *parent_name;
+ unsigned long flags;
+ unsigned long fixed_rate;
+};
+
+struct hisi_fixed_factor_clock {
+ unsigned int id;
+ char *name;
+ const char *parent_name;
+ unsigned long mult;
+ unsigned long div;
+ unsigned long flags;
+};
+
+struct hisi_mux_clock {
+ unsigned int id;
+ const char *name;
+ const char **parent_names;
+ u8 num_parents;
+ unsigned long flags;
+ unsigned long offset;
+ u8 shift;
+ u8 width;
+ u8 mux_flags;
+ u32 *table;
+ const char *alias;
+};
+
+struct hisi_divider_clock {
+ unsigned int id;
+ const char *name;
+ const char *parent_name;
+ unsigned long flags;
+ unsigned long offset;
+ u8 shift;
+ u8 width;
+ u8 div_flags;
+ struct clk_div_table *table;
+ const char *alias;
+};
+
+struct hisi_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 clk *hisi_register_clkgate_sep(struct device *, const char *,
+ const char *, unsigned long,
+ void __iomem *, u8,
+ u8, spinlock_t *);
+
+struct hisi_clock_data __init *hisi_clk_init(struct device_node *, int);
+void __init hisi_clk_register_fixed_rate(struct hisi_fixed_rate_clock *,
+ int, struct hisi_clock_data *);
+void __init hisi_clk_register_fixed_factor(struct hisi_fixed_factor_clock *,
+ int, struct hisi_clock_data *);
+void __init hisi_clk_register_mux(struct hisi_mux_clock *, int,
+ struct hisi_clock_data *);
+void __init hisi_clk_register_divider(struct hisi_divider_clock *,
+ int, struct hisi_clock_data *);
+void __init hisi_clk_register_gate(struct hisi_gate_clock *,
+ int, struct hisi_clock_data *);
+void __init hisi_clk_register_gate_sep(struct hisi_gate_clock *,
+ int, struct hisi_clock_data *);
+#endif /* __HISI_CLK_H */