xref: /OK3568_Linux_fs/kernel/drivers/phy/rockchip/phy-rockchip-samsung-dcphy.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Rockchip Samsung mipi dcphy driver
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 2020 Rockchip Electronics Co., Ltd.
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #ifndef _PHY_ROCKCHIP_SAMSUNG_DCPHY_H_
9*4882a593Smuzhiyun #define _PHY_ROCKCHIP_SAMSUNG_DCPHY_H_
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #define MAX_NUM_CSI2_DPHY	(0x2)
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun struct samsung_mipi_dcphy {
14*4882a593Smuzhiyun 	struct device *dev;
15*4882a593Smuzhiyun 	struct clk *ref_clk;
16*4882a593Smuzhiyun 	struct clk *pclk;
17*4882a593Smuzhiyun 	struct regmap *regmap;
18*4882a593Smuzhiyun 	struct regmap *grf_regmap;
19*4882a593Smuzhiyun 	struct reset_control *m_phy_rst;
20*4882a593Smuzhiyun 	struct reset_control *s_phy_rst;
21*4882a593Smuzhiyun 	struct reset_control *apb_rst;
22*4882a593Smuzhiyun 	struct reset_control *grf_apb_rst;
23*4882a593Smuzhiyun 	struct mutex mutex;
24*4882a593Smuzhiyun 	struct csi2_dphy *dphy_dev[MAX_NUM_CSI2_DPHY];
25*4882a593Smuzhiyun 	atomic_t stream_cnt;
26*4882a593Smuzhiyun 	int dphy_dev_num;
27*4882a593Smuzhiyun 	bool c_option;
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun 	unsigned int lanes;
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun 	struct {
32*4882a593Smuzhiyun 		unsigned long long rate;
33*4882a593Smuzhiyun 		u8 prediv;
34*4882a593Smuzhiyun 		u16 fbdiv;
35*4882a593Smuzhiyun 		long dsm;
36*4882a593Smuzhiyun 		u8 scaler;
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun 		bool ssc_en;
39*4882a593Smuzhiyun 		u8 mfr;
40*4882a593Smuzhiyun 		u8 mrr;
41*4882a593Smuzhiyun 	} pll;
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun 	int (*stream_on)(struct csi2_dphy *dphy, struct v4l2_subdev *sd);
44*4882a593Smuzhiyun 	int (*stream_off)(struct csi2_dphy *dphy, struct v4l2_subdev *sd);
45*4882a593Smuzhiyun };
46*4882a593Smuzhiyun 
47*4882a593Smuzhiyun #endif
48