1 files changed, 31 insertions, 0 deletions
diff --git a/include/kendryte/bypass.h b/include/kendryte/bypass.h
new file mode 100644
index 0000000000..a081cbd12f
--- /dev/null
+++ b/include/kendryte/bypass.h
@@ -0,0 +1,31 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2020 Sean Anderson <seanga2@gmail.com>
+ */
+#ifndef K210_BYPASS_H
+#define K210_BYPASS_H
+
+#include <clk.h>
+
+struct k210_bypass {
+	struct clk clk;
+	struct clk **children; /* Clocks to reparent */
+	struct clk **saved_parents; /* Parents saved over en-/dis-able */
+	struct clk *bypassee; /* Clock to bypass */
+	const struct clk_ops *bypassee_ops; /* Ops of the bypass clock */
+	struct clk *alt; /* Clock to set children to when bypassing */
+	size_t child_count;
+};
+
+#define to_k210_bypass(_clk) container_of(_clk, struct k210_bypass, clk)
+
+int k210_bypass_set_children(struct clk *clk, struct clk **children,
+			     size_t child_count);
+struct clk *k210_register_bypass_struct(const char *name,
+					const char *parent_name,
+					struct k210_bypass *bypass);
+struct clk *k210_register_bypass(const char *name, const char *parent_name,
+				 struct clk *bypassee,
+				 const struct clk_ops *bypassee_ops,
+				 struct clk *alt);
+#endif /* K210_BYPASS_H */