This source file includes following definitions.
- hw_to_ccu_common
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5
6 #ifndef _COMMON_H_
7 #define _COMMON_H_
8
9 #include <linux/compiler.h>
10 #include <linux/clk-provider.h>
11
12 #define CCU_FEATURE_FRACTIONAL BIT(0)
13 #define CCU_FEATURE_VARIABLE_PREDIV BIT(1)
14 #define CCU_FEATURE_FIXED_PREDIV BIT(2)
15 #define CCU_FEATURE_FIXED_POSTDIV BIT(3)
16 #define CCU_FEATURE_ALL_PREDIV BIT(4)
17 #define CCU_FEATURE_LOCK_REG BIT(5)
18 #define CCU_FEATURE_MMC_TIMING_SWITCH BIT(6)
19 #define CCU_FEATURE_SIGMA_DELTA_MOD BIT(7)
20
21
22 #define CCU_MMC_NEW_TIMING_MODE BIT(30)
23
24 struct device_node;
25
26 struct ccu_common {
27 void __iomem *base;
28 u16 reg;
29 u16 lock_reg;
30 u32 prediv;
31
32 unsigned long features;
33 spinlock_t *lock;
34 struct clk_hw hw;
35 };
36
37 static inline struct ccu_common *hw_to_ccu_common(struct clk_hw *hw)
38 {
39 return container_of(hw, struct ccu_common, hw);
40 }
41
42 struct sunxi_ccu_desc {
43 struct ccu_common **ccu_clks;
44 unsigned long num_ccu_clks;
45
46 struct clk_hw_onecell_data *hw_clks;
47
48 struct ccu_reset_map *resets;
49 unsigned long num_resets;
50 };
51
52 void ccu_helper_wait_for_lock(struct ccu_common *common, u32 lock);
53
54 struct ccu_pll_nb {
55 struct notifier_block clk_nb;
56 struct ccu_common *common;
57
58 u32 enable;
59 u32 lock;
60 };
61
62 #define to_ccu_pll_nb(_nb) container_of(_nb, struct ccu_pll_nb, clk_nb)
63
64 int ccu_pll_notifier_register(struct ccu_pll_nb *pll_nb);
65
66 int sunxi_ccu_probe(struct device_node *node, void __iomem *reg,
67 const struct sunxi_ccu_desc *desc);
68
69 #endif