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65 lines
1.4 KiB
65 lines
1.4 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef __MACH_SUNXI_CLK_FACTORS_H |
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#define __MACH_SUNXI_CLK_FACTORS_H |
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#include <linux/clk-provider.h> |
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#include <linux/spinlock.h> |
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#define SUNXI_FACTORS_NOT_APPLICABLE (0) |
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struct clk_factors_config { |
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u8 nshift; |
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u8 nwidth; |
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u8 kshift; |
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u8 kwidth; |
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u8 mshift; |
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u8 mwidth; |
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u8 pshift; |
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u8 pwidth; |
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u8 n_start; |
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}; |
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struct factors_request { |
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unsigned long rate; |
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unsigned long parent_rate; |
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u8 parent_index; |
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u8 n; |
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u8 k; |
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u8 m; |
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u8 p; |
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}; |
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struct factors_data { |
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int enable; |
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int mux; |
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int muxmask; |
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const struct clk_factors_config *table; |
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void (*getter)(struct factors_request *req); |
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void (*recalc)(struct factors_request *req); |
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const char *name; |
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}; |
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struct clk_factors { |
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struct clk_hw hw; |
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void __iomem *reg; |
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const struct clk_factors_config *config; |
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void (*get_factors)(struct factors_request *req); |
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void (*recalc)(struct factors_request *req); |
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spinlock_t *lock; |
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/* for cleanup */ |
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struct clk_mux *mux; |
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struct clk_gate *gate; |
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}; |
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struct clk *sunxi_factors_register(struct device_node *node, |
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const struct factors_data *data, |
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spinlock_t *lock, |
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void __iomem *reg); |
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struct clk *sunxi_factors_register_critical(struct device_node *node, |
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const struct factors_data *data, |
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spinlock_t *lock, |
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void __iomem *reg); |
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void sunxi_factors_unregister(struct device_node *node, struct clk *clk); |
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#endif
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