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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/clk/actions/owl-mux.h
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/clk/actions/owl-mux.h')
-rw-r--r--drivers/clk/actions/owl-mux.h61
1 files changed, 61 insertions, 0 deletions
diff --git a/drivers/clk/actions/owl-mux.h b/drivers/clk/actions/owl-mux.h
new file mode 100644
index 000000000..53b9ab665
--- /dev/null
+++ b/drivers/clk/actions/owl-mux.h
@@ -0,0 +1,61 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+//
+// OWL mux clock driver
+//
+// Copyright (c) 2014 Actions Semi Inc.
+// Author: David Liu <liuwei@actions-semi.com>
+//
+// Copyright (c) 2018 Linaro Ltd.
+// Author: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
+
+#ifndef _OWL_MUX_H_
+#define _OWL_MUX_H_
+
+#include "owl-common.h"
+
+struct owl_mux_hw {
+ u32 reg;
+ u8 shift;
+ u8 width;
+};
+
+struct owl_mux {
+ struct owl_mux_hw mux_hw;
+ struct owl_clk_common common;
+};
+
+#define OWL_MUX_HW(_reg, _shift, _width) \
+ { \
+ .reg = _reg, \
+ .shift = _shift, \
+ .width = _width, \
+ }
+
+#define OWL_MUX(_struct, _name, _parents, _reg, \
+ _shift, _width, _flags) \
+ struct owl_mux _struct = { \
+ .mux_hw = OWL_MUX_HW(_reg, _shift, _width), \
+ .common = { \
+ .regmap = NULL, \
+ .hw.init = CLK_HW_INIT_PARENTS(_name, \
+ _parents, \
+ &owl_mux_ops, \
+ _flags), \
+ }, \
+ }
+
+static inline struct owl_mux *hw_to_owl_mux(const struct clk_hw *hw)
+{
+ struct owl_clk_common *common = hw_to_owl_clk_common(hw);
+
+ return container_of(common, struct owl_mux, common);
+}
+
+u8 owl_mux_helper_get_parent(const struct owl_clk_common *common,
+ const struct owl_mux_hw *mux_hw);
+int owl_mux_helper_set_parent(const struct owl_clk_common *common,
+ struct owl_mux_hw *mux_hw, u8 index);
+
+extern const struct clk_ops owl_mux_ops;
+
+#endif /* _OWL_MUX_H_ */