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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/sunxi-ng/ccu_nkm.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/sunxi-ng/ccu_nkm.h')
-rw-r--r--drivers/clk/sunxi-ng/ccu_nkm.h85
1 files changed, 85 insertions, 0 deletions
diff --git a/drivers/clk/sunxi-ng/ccu_nkm.h b/drivers/clk/sunxi-ng/ccu_nkm.h
new file mode 100644
index 000000000..6601defb3
--- /dev/null
+++ b/drivers/clk/sunxi-ng/ccu_nkm.h
@@ -0,0 +1,85 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2016 Maxime Ripard. All rights reserved.
+ */
+
+#ifndef _CCU_NKM_H_
+#define _CCU_NKM_H_
+
+#include <linux/clk-provider.h>
+
+#include "ccu_common.h"
+#include "ccu_div.h"
+#include "ccu_mult.h"
+
+/*
+ * struct ccu_nkm - Definition of an N-K-M clock
+ *
+ * Clocks based on the formula parent * N * K / M
+ */
+struct ccu_nkm {
+ u32 enable;
+ u32 lock;
+
+ struct ccu_mult_internal n;
+ struct ccu_mult_internal k;
+ struct ccu_div_internal m;
+ struct ccu_mux_internal mux;
+
+ unsigned int fixed_post_div;
+
+ struct ccu_common common;
+};
+
+#define SUNXI_CCU_NKM_WITH_MUX_GATE_LOCK(_struct, _name, _parents, _reg, \
+ _nshift, _nwidth, \
+ _kshift, _kwidth, \
+ _mshift, _mwidth, \
+ _muxshift, _muxwidth, \
+ _gate, _lock, _flags) \
+ struct ccu_nkm _struct = { \
+ .enable = _gate, \
+ .lock = _lock, \
+ .k = _SUNXI_CCU_MULT(_kshift, _kwidth), \
+ .n = _SUNXI_CCU_MULT(_nshift, _nwidth), \
+ .m = _SUNXI_CCU_DIV(_mshift, _mwidth), \
+ .mux = _SUNXI_CCU_MUX(_muxshift, _muxwidth), \
+ .common = { \
+ .reg = _reg, \
+ .hw.init = CLK_HW_INIT_PARENTS(_name, \
+ _parents, \
+ &ccu_nkm_ops, \
+ _flags), \
+ }, \
+ }
+
+#define SUNXI_CCU_NKM_WITH_GATE_LOCK(_struct, _name, _parent, _reg, \
+ _nshift, _nwidth, \
+ _kshift, _kwidth, \
+ _mshift, _mwidth, \
+ _gate, _lock, _flags) \
+ struct ccu_nkm _struct = { \
+ .enable = _gate, \
+ .lock = _lock, \
+ .k = _SUNXI_CCU_MULT(_kshift, _kwidth), \
+ .n = _SUNXI_CCU_MULT(_nshift, _nwidth), \
+ .m = _SUNXI_CCU_DIV(_mshift, _mwidth), \
+ .common = { \
+ .reg = _reg, \
+ .hw.init = CLK_HW_INIT(_name, \
+ _parent, \
+ &ccu_nkm_ops, \
+ _flags), \
+ }, \
+ }
+
+static inline struct ccu_nkm *hw_to_ccu_nkm(struct clk_hw *hw)
+{
+ struct ccu_common *common = hw_to_ccu_common(hw);
+
+ return container_of(common, struct ccu_nkm, common);
+}
+
+extern const struct clk_ops ccu_nkm_ops;
+
+#endif /* _CCU_NKM_H_ */