summaryrefslogtreecommitdiffstats
path: root/drivers/clk/qcom/clk-regmap-mux-div.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/clk/qcom/clk-regmap-mux-div.h')
-rw-r--r--drivers/clk/qcom/clk-regmap-mux-div.h44
1 files changed, 44 insertions, 0 deletions
diff --git a/drivers/clk/qcom/clk-regmap-mux-div.h b/drivers/clk/qcom/clk-regmap-mux-div.h
new file mode 100644
index 000000000..4df6c8d24
--- /dev/null
+++ b/drivers/clk/qcom/clk-regmap-mux-div.h
@@ -0,0 +1,44 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2017, Linaro Limited
+ * Author: Georgi Djakov <georgi.djakov@linaro.org>
+ */
+
+#ifndef __QCOM_CLK_REGMAP_MUX_DIV_H__
+#define __QCOM_CLK_REGMAP_MUX_DIV_H__
+
+#include <linux/clk-provider.h>
+#include "clk-regmap.h"
+
+/**
+ * struct mux_div_clk - combined mux/divider clock
+ * @reg_offset: offset of the mux/divider register
+ * @hid_width: number of bits in half integer divider
+ * @hid_shift: lowest bit of hid value field
+ * @src_width: number of bits in source select
+ * @src_shift: lowest bit of source select field
+ * @div: the divider raw configuration value
+ * @src: the mux index which will be used if the clock is enabled
+ * @parent_map: map from parent_names index to src_sel field
+ * @clkr: handle between common and hardware-specific interfaces
+ * @pclk: the input PLL clock
+ * @clk_nb: clock notifier for rate changes of the input PLL
+ */
+struct clk_regmap_mux_div {
+ u32 reg_offset;
+ u32 hid_width;
+ u32 hid_shift;
+ u32 src_width;
+ u32 src_shift;
+ u32 div;
+ u32 src;
+ const u32 *parent_map;
+ struct clk_regmap clkr;
+ struct clk *pclk;
+ struct notifier_block clk_nb;
+};
+
+extern const struct clk_ops clk_regmap_mux_div_ops;
+extern int mux_div_set_src_div(struct clk_regmap_mux_div *md, u32 src, u32 div);
+
+#endif