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9 #ifndef _PHY_EXYNOS_USB2_H
10 #define _PHY_EXYNOS_USB2_H
11
12 #include <linux/clk.h>
13 #include <linux/phy/phy.h>
14 #include <linux/device.h>
15 #include <linux/regmap.h>
16 #include <linux/spinlock.h>
17 #include <linux/regulator/consumer.h>
18
19 #define KHZ 1000
20 #define MHZ (KHZ * KHZ)
21
22 struct samsung_usb2_phy_driver;
23 struct samsung_usb2_phy_instance;
24 struct samsung_usb2_phy_config;
25
26 struct samsung_usb2_phy_instance {
27 const struct samsung_usb2_common_phy *cfg;
28 struct phy *phy;
29 struct samsung_usb2_phy_driver *drv;
30 int int_cnt;
31 int ext_cnt;
32 };
33
34 struct samsung_usb2_phy_driver {
35 const struct samsung_usb2_phy_config *cfg;
36 struct clk *clk;
37 struct clk *ref_clk;
38 struct regulator *vbus;
39 unsigned long ref_rate;
40 u32 ref_reg_val;
41 struct device *dev;
42 void __iomem *reg_phy;
43 struct regmap *reg_pmu;
44 struct regmap *reg_sys;
45 spinlock_t lock;
46 struct samsung_usb2_phy_instance instances[0];
47 };
48
49 struct samsung_usb2_common_phy {
50 int (*power_on)(struct samsung_usb2_phy_instance *);
51 int (*power_off)(struct samsung_usb2_phy_instance *);
52 unsigned int id;
53 char *label;
54 };
55
56
57 struct samsung_usb2_phy_config {
58 const struct samsung_usb2_common_phy *phys;
59 int (*rate_to_clk)(unsigned long, u32 *);
60 unsigned int num_phys;
61 bool has_mode_switch;
62 bool has_refclk_sel;
63 };
64
65 extern const struct samsung_usb2_phy_config exynos3250_usb2_phy_config;
66 extern const struct samsung_usb2_phy_config exynos4210_usb2_phy_config;
67 extern const struct samsung_usb2_phy_config exynos4x12_usb2_phy_config;
68 extern const struct samsung_usb2_phy_config exynos5250_usb2_phy_config;
69 extern const struct samsung_usb2_phy_config s5pv210_usb2_phy_config;
70 #endif