xref: /OK3568_Linux_fs/u-boot/drivers/video/drm/rockchip_phy.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * (C) Copyright 2008-2017 Fuzhou Rockchip Electronics Co., Ltd
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #ifndef _ROCKCHIP_PHY_H_
8*4882a593Smuzhiyun #define _ROCKCHIP_PHY_H_
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun enum phy_mode {
11*4882a593Smuzhiyun 	PHY_MODE_INVALID,
12*4882a593Smuzhiyun 	PHY_MODE_MIPI_DPHY,
13*4882a593Smuzhiyun 	PHY_MODE_VIDEO_LVDS,
14*4882a593Smuzhiyun 	PHY_MODE_VIDEO_TTL,
15*4882a593Smuzhiyun };
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun struct rockchip_phy;
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun struct rockchip_phy_funcs {
20*4882a593Smuzhiyun 	int (*init)(struct rockchip_phy *phy);
21*4882a593Smuzhiyun 	int (*power_on)(struct rockchip_phy *phy);
22*4882a593Smuzhiyun 	int (*power_off)(struct rockchip_phy *phy);
23*4882a593Smuzhiyun 	unsigned long (*set_pll)(struct rockchip_phy *phy, unsigned long rate);
24*4882a593Smuzhiyun 	int (*set_bus_width)(struct rockchip_phy *phy, u32 bus_width);
25*4882a593Smuzhiyun 	long (*round_rate)(struct rockchip_phy *phy, unsigned long rate);
26*4882a593Smuzhiyun 	int (*set_mode)(struct rockchip_phy *phy, enum phy_mode mode);
27*4882a593Smuzhiyun };
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun struct rockchip_phy {
30*4882a593Smuzhiyun 	struct udevice *dev;
31*4882a593Smuzhiyun 	const struct rockchip_phy_funcs *funcs;
32*4882a593Smuzhiyun 	const void *data;
33*4882a593Smuzhiyun 	int soc_type;
34*4882a593Smuzhiyun };
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun int rockchip_phy_init(struct rockchip_phy *phy);
37*4882a593Smuzhiyun int rockchip_phy_power_off(struct rockchip_phy *phy);
38*4882a593Smuzhiyun int rockchip_phy_power_on(struct rockchip_phy *phy);
39*4882a593Smuzhiyun unsigned long rockchip_phy_set_pll(struct rockchip_phy *phy,
40*4882a593Smuzhiyun 				   unsigned long rate);
41*4882a593Smuzhiyun int rockchip_phy_set_bus_width(struct rockchip_phy *phy, u32 bus_width);
42*4882a593Smuzhiyun long rockchip_phy_round_rate(struct rockchip_phy *phy, unsigned long rate);
43*4882a593Smuzhiyun int rockchip_phy_set_mode(struct rockchip_phy *phy, enum phy_mode mode);
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun #endif
46