Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 45 insertions, 0 deletions

diff --git a/drivers/clk/sunxi-ng/ccu_frac.h b/drivers/clk/sunxi-ng/ccu_frac.h
new file mode 100644
index 0000000000..a4e8d7d0ea
--- /dev/null
+++ b/drivers/clk/sunxi-ng/ccu_frac.h
@@ -0,0 +1,45 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2016 Maxime Ripard. All rights reserved.
+ */
+
+#ifndef _CCU_FRAC_H_
+#define _CCU_FRAC_H_
+
+#include <linux/clk-provider.h>
+
+#include "ccu_common.h"
+
+struct ccu_frac_internal {
+	u32		enable;
+	u32		select;
+
+	unsigned long	rates[2];
+};
+
+#define _SUNXI_CCU_FRAC(_enable, _select, _rate1, _rate2)		\
+	{								\
+		.enable	= _enable,					\
+		.select	= _select,					\
+		.rates = { _rate1, _rate2 },				\
+	}
+
+bool ccu_frac_helper_is_enabled(struct ccu_common *common,
+				struct ccu_frac_internal *cf);
+void ccu_frac_helper_enable(struct ccu_common *common,
+			    struct ccu_frac_internal *cf);
+void ccu_frac_helper_disable(struct ccu_common *common,
+			     struct ccu_frac_internal *cf);
+
+bool ccu_frac_helper_has_rate(struct ccu_common *common,
+			      struct ccu_frac_internal *cf,
+			      unsigned long rate);
+
+unsigned long ccu_frac_helper_read_rate(struct ccu_common *common,
+					struct ccu_frac_internal *cf);
+
+int ccu_frac_helper_set_rate(struct ccu_common *common,
+			     struct ccu_frac_internal *cf,
+			     unsigned long rate, u32 lock);
+
+#endif /* _CCU_FRAC_H_ */