xref: /OK3568_Linux_fs/u-boot/include/linux/dw_hdmi.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1 /*
2  * Copyright (C) 2011 Freescale Semiconductor, Inc.
3  * (C) Copyright 2008-2017 Fuzhou Rockchip Electronics Co., Ltd
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  */
10 #ifndef __DW_HDMI__
11 #define __DW_HDMI__
12 
13 struct dw_hdmi;
14 struct drm_display_mode;
15 struct ddc_adapter;
16 struct i2c_msg;
17 
18 /**
19  * DOC: Supported input formats and encodings
20  *
21  * Depending on the Hardware configuration of the Controller IP, it supports
22  * a subset of the following input formats and encodings on its internal
23  * 48bit bus.
24  *
25  * +----------------------+----------------------------------+------------------------------+
26  * + Format Name          + Format Code                      + Encodings                    +
27  * +----------------------+----------------------------------+------------------------------+
28  * + RGB 4:4:4 8bit       + ``MEDIA_BUS_FMT_RGB888_1X24``    + ``V4L2_YCBCR_ENC_DEFAULT``   +
29  * +----------------------+----------------------------------+------------------------------+
30  * + RGB 4:4:4 10bits     + ``MEDIA_BUS_FMT_RGB101010_1X30`` + ``V4L2_YCBCR_ENC_DEFAULT``   +
31  * +----------------------+----------------------------------+------------------------------+
32  * + RGB 4:4:4 12bits     + ``MEDIA_BUS_FMT_RGB121212_1X36`` + ``V4L2_YCBCR_ENC_DEFAULT``   +
33  * +----------------------+----------------------------------+------------------------------+
34  * + RGB 4:4:4 16bits     + ``MEDIA_BUS_FMT_RGB161616_1X48`` + ``V4L2_YCBCR_ENC_DEFAULT``   +
35  * +----------------------+----------------------------------+------------------------------+
36  * + YCbCr 4:4:4 8bit     + ``MEDIA_BUS_FMT_YUV8_1X24``      + ``V4L2_YCBCR_ENC_601``       +
37  * +                      +                                  + or ``V4L2_YCBCR_ENC_709``    +
38  * +                      +                                  + or ``V4L2_YCBCR_ENC_XV601``  +
39  * +                      +                                  + or ``V4L2_YCBCR_ENC_XV709``  +
40  * +----------------------+----------------------------------+------------------------------+
41  * + YCbCr 4:4:4 10bits   + ``MEDIA_BUS_FMT_YUV10_1X30``     + ``V4L2_YCBCR_ENC_601``       +
42  * +                      +                                  + or ``V4L2_YCBCR_ENC_709``    +
43  * +                      +                                  + or ``V4L2_YCBCR_ENC_XV601``  +
44  * +                      +                                  + or ``V4L2_YCBCR_ENC_XV709``  +
45  * +----------------------+----------------------------------+------------------------------+
46  * + YCbCr 4:4:4 12bits   + ``MEDIA_BUS_FMT_YUV12_1X36``     + ``V4L2_YCBCR_ENC_601``       +
47  * +                      +                                  + or ``V4L2_YCBCR_ENC_709``    +
48  * +                      +                                  + or ``V4L2_YCBCR_ENC_XV601``  +
49  * +                      +                                  + or ``V4L2_YCBCR_ENC_XV709``  +
50  * +----------------------+----------------------------------+------------------------------+
51  * + YCbCr 4:4:4 16bits   + ``MEDIA_BUS_FMT_YUV16_1X48``     + ``V4L2_YCBCR_ENC_601``       +
52  * +                      +                                  + or ``V4L2_YCBCR_ENC_709``    +
53  * +                      +                                  + or ``V4L2_YCBCR_ENC_XV601``  +
54  * +                      +                                  + or ``V4L2_YCBCR_ENC_XV709``  +
55  * +----------------------+----------------------------------+------------------------------+
56  * + YCbCr 4:2:2 8bit     + ``MEDIA_BUS_FMT_UYVY8_1X16``     + ``V4L2_YCBCR_ENC_601``       +
57  * +                      +                                  + or ``V4L2_YCBCR_ENC_709``    +
58  * +----------------------+----------------------------------+------------------------------+
59  * + YCbCr 4:2:2 10bits   + ``MEDIA_BUS_FMT_UYVY10_1X20``    + ``V4L2_YCBCR_ENC_601``       +
60  * +                      +                                  + or ``V4L2_YCBCR_ENC_709``    +
61  * +----------------------+----------------------------------+------------------------------+
62  * + YCbCr 4:2:2 12bits   + ``MEDIA_BUS_FMT_UYVY12_1X24``    + ``V4L2_YCBCR_ENC_601``       +
63  * +                      +                                  + or ``V4L2_YCBCR_ENC_709``    +
64  * +----------------------+----------------------------------+------------------------------+
65  * + YCbCr 4:2:0 8bit     + ``MEDIA_BUS_FMT_UYYVYY8_0_5X24`` + ``V4L2_YCBCR_ENC_601``       +
66  * +                      +                                  + or ``V4L2_YCBCR_ENC_709``    +
67  * +----------------------+----------------------------------+------------------------------+
68  * + YCbCr 4:2:0 10bits   + ``MEDIA_BUS_FMT_UYYVYY10_0_5X30``+ ``V4L2_YCBCR_ENC_601``       +
69  * +                      +                                  + or ``V4L2_YCBCR_ENC_709``    +
70  * +----------------------+----------------------------------+------------------------------+
71  * + YCbCr 4:2:0 12bits   + ``MEDIA_BUS_FMT_UYYVYY12_0_5X36``+ ``V4L2_YCBCR_ENC_601``       +
72  * +                      +                                  + or ``V4L2_YCBCR_ENC_709``    +
73  * +----------------------+----------------------------------+------------------------------+
74  * + YCbCr 4:2:0 16bits   + ``MEDIA_BUS_FMT_UYYVYY16_0_5X48``+ ``V4L2_YCBCR_ENC_601``       +
75  * +                      +                                  + or ``V4L2_YCBCR_ENC_709``    +
76  * +----------------------+----------------------------------+------------------------------+
77  */
78 
79 enum {
80 	DW_HDMI_RES_8,
81 	DW_HDMI_RES_10,
82 	DW_HDMI_RES_12,
83 	DW_HDMI_RES_MAX,
84 };
85 
86 enum dw_hdmi_devtype {
87 	IMX6Q_HDMI,
88 	IMX6DL_HDMI,
89 	RK3228_HDMI,
90 	RK3288_HDMI,
91 	RK3328_HDMI,
92 	RK3366_HDMI,
93 	RK3368_HDMI,
94 	RK3399_HDMI,
95 	RK3528_HDMI,
96 	RK3568_HDMI,
97 };
98 
99 struct dw_hdmi_audio_tmds_n {
100 	unsigned long tmds;
101 	unsigned int n_32k;
102 	unsigned int n_44k1;
103 	unsigned int n_48k;
104 };
105 
106 enum dw_hdmi_phy_type {
107 	DW_HDMI_PHY_DWC_HDMI_TX_PHY = 0x00,
108 	DW_HDMI_PHY_DWC_MHL_PHY_HEAC = 0xb2,
109 	DW_HDMI_PHY_DWC_MHL_PHY = 0xc2,
110 	DW_HDMI_PHY_DWC_HDMI_3D_TX_PHY_HEAC = 0xe2,
111 	DW_HDMI_PHY_DWC_HDMI_3D_TX_PHY = 0xf2,
112 	DW_HDMI_PHY_DWC_HDMI20_TX_PHY = 0xf3,
113 	DW_HDMI_PHY_VENDOR_PHY = 0xfe,
114 };
115 
116 struct dw_hdmi_mpll_config {
117 	unsigned long mpixelclock;
118 	struct {
119 		u16 cpce;
120 		u16 gmp;
121 	} res[DW_HDMI_RES_MAX];
122 };
123 
124 struct dw_hdmi_curr_ctrl {
125 	unsigned long mpixelclock;
126 	u16 curr[DW_HDMI_RES_MAX];
127 };
128 
129 struct dw_hdmi_phy_config {
130 	unsigned long mpixelclock;
131 	u16 sym_ctr;    /*clock symbol and transmitter control*/
132 	u16 term;       /*transmission termination value*/
133 	u16 vlev_ctr;   /* voltage level control */
134 };
135 
136 struct rockchip_connector;
137 struct dw_hdmi_phy_ops {
138 	int (*init)(struct rockchip_connector *conn, struct dw_hdmi *hdmi, void *data);
139 	void (*disable)(struct rockchip_connector *conn, struct dw_hdmi *hdmi, void *data);
140 	enum drm_connector_status (*read_hpd)(struct dw_hdmi *hdmi,
141 					      void *data);
142 	void (*mode_valid)(struct rockchip_connector *conn, struct dw_hdmi *hdmi, void *data);
143 };
144 
145 struct dw_hdmi_qp_phy_ops {
146 	int (*init)(struct rockchip_connector *conn, void *hdmi, void *data);
147 	void (*disable)(struct rockchip_connector *conn, void *hdmi, void *data);
148 	enum drm_connector_status (*read_hpd)(void *data);
149 	void (*mode_valid)(void *hdmi, void *data);
150 	void (*set_pll)(struct rockchip_connector *conn, void *hdmi, void *data);
151 };
152 
153 struct dw_hdmi_link_config {
154 	bool dsc_mode;
155 	bool frl_mode;
156 	int frl_lanes;
157 	int rate_per_lane;
158 	int hcactive;
159 	bool allm_en;
160 	u8 pps_payload[128];
161 };
162 
163 struct dw_hdmi_plat_data {
164 	enum dw_hdmi_devtype dev_type;
165 	unsigned long input_bus_format;
166 	unsigned long input_bus_encoding;
167 	u32 vop_sel_bit;
168 	u32 grf_vop_sel_reg;
169 	/* Vendor PHY support */
170 	const struct dw_hdmi_phy_ops *phy_ops;
171 	const struct dw_hdmi_qp_phy_ops *qp_phy_ops;
172 	const struct dw_hdmi_audio_tmds_n *tmds_n_table;
173 	const char *phy_name;
174 	void *phy_data;
175 	void *hdmi;
176 
177 	/* Synopsys PHY support */
178 	const struct dw_hdmi_mpll_config *mpll_cfg;
179 	const struct dw_hdmi_mpll_config *mpll_cfg_420;
180 	const struct dw_hdmi_curr_ctrl *cur_ctr;
181 	struct dw_hdmi_phy_config *phy_config;
182 	int (*configure_phy)(struct dw_hdmi *hdmi,
183 			     const struct dw_hdmi_plat_data *pdata,
184 			     unsigned long mpixelclock);
185 	unsigned long (*get_input_bus_format)(void *data);
186 	unsigned long (*get_output_bus_format)(void *data);
187 	unsigned long (*get_enc_in_encoding)(void *data);
188 	unsigned long (*get_enc_out_encoding)(void *data);
189 	unsigned long (*get_quant_range)(void *data);
190 };
191 
192 #endif /* __IMX_HDMI_H__ */
193