git.sur5r.net Git - u-boot/blob - drivers/video/exynos/exynos_dp_lowlevel.h

   1 /*
   2  * Copyright (C) 2012 Samsung Electronics
   3  *
   4  * Author: Donghwa Lee <dh09.lee@samsung.com>
   5  *
   6  * SPDX-License-Identifier:     GPL-2.0+
   7  */
   8
   9 #ifndef _EXYNOS_EDP_LOWLEVEL_H
  10 #define _EXYNOS_EDP_LOWLEVEL_H
  11
  12 void exynos_dp_enable_video_bist(struct exynos_dp *dp_regs,
  13                                  unsigned int enable);
  14 void exynos_dp_enable_video_mute(struct exynos_dp *dp_regs,
  15                                  unsigned int enable);
  16 void exynos_dp_reset(struct exynos_dp *dp_regs);
  17 void exynos_dp_enable_sw_func(struct exynos_dp *dp_regs, unsigned int enable);
  18 unsigned int exynos_dp_set_analog_power_down(struct exynos_dp *dp_regs,
  19                                              unsigned int block, u32 enable);
  20 unsigned int exynos_dp_get_pll_lock_status(struct exynos_dp *dp_regs);
  21 int exynos_dp_init_analog_func(struct exynos_dp *dp_regs);
  22 void exynos_dp_init_hpd(struct exynos_dp *dp_regs);
  23 void exynos_dp_init_aux(struct exynos_dp *dp_regs);
  24 void exynos_dp_config_interrupt(struct exynos_dp *dp_regs);
  25 unsigned int exynos_dp_get_plug_in_status(struct exynos_dp *dp_regs);
  26 unsigned int exynos_dp_detect_hpd(struct exynos_dp *dp_regs);
  27 unsigned int exynos_dp_start_aux_transaction(struct exynos_dp *dp_regs);
  28 unsigned int exynos_dp_write_byte_to_dpcd(struct exynos_dp *dp_regs,
  29                                           unsigned int reg_addr,
  30                                           unsigned char data);
  31 unsigned int exynos_dp_read_byte_from_dpcd(struct exynos_dp *dp_regs,
  32                                            unsigned int reg_addr,
  33                                            unsigned char *data);
  34 unsigned int exynos_dp_write_bytes_to_dpcd(struct exynos_dp *dp_regs,
  35                                            unsigned int reg_addr,
  36                                            unsigned int count,
  37                                            unsigned char data[]);
  38 unsigned int exynos_dp_read_bytes_from_dpcd(struct exynos_dp *dp_regs,
  39                                             unsigned int reg_addr,
  40                                             unsigned int count,
  41                                             unsigned char data[]);
  42 int exynos_dp_select_i2c_device(struct exynos_dp *dp_regs,
  43                                 unsigned int device_addr,
  44                                 unsigned int reg_addr);
  45 int exynos_dp_read_byte_from_i2c(struct exynos_dp *dp_regs,
  46                                  unsigned int device_addr,
  47                                  unsigned int reg_addr, unsigned int *data);
  48 int exynos_dp_read_bytes_from_i2c(struct exynos_dp *dp_regs,
  49                                   unsigned int device_addr,
  50                                   unsigned int reg_addr, unsigned int count,
  51                                   unsigned char edid[]);
  52 void exynos_dp_reset_macro(struct exynos_dp *dp_regs);
  53 void exynos_dp_set_link_bandwidth(struct exynos_dp *dp_regs,
  54                                   unsigned char bwtype);
  55 unsigned char exynos_dp_get_link_bandwidth(struct exynos_dp *dp_regs);
  56 void exynos_dp_set_lane_count(struct exynos_dp *dp_regs, unsigned char count);
  57 unsigned int exynos_dp_get_lane_count(struct exynos_dp *dp_regs);
  58 unsigned char exynos_dp_get_lanex_pre_emphasis(struct exynos_dp *dp_regs,
  59                                                unsigned char lanecnt);
  60 void exynos_dp_set_lane_pre_emphasis(struct exynos_dp *dp_regs,
  61                                      unsigned int level, unsigned char lanecnt);
  62 void exynos_dp_set_lanex_pre_emphasis(struct exynos_dp *dp_regs,
  63                                       unsigned char request_val,
  64                                       unsigned char lanecnt);
  65 void exynos_dp_set_training_pattern(struct exynos_dp *dp_regs,
  66                                     unsigned int pattern);
  67 void exynos_dp_enable_enhanced_mode(struct exynos_dp *dp_regs,
  68                                     unsigned char enable);
  69 void exynos_dp_enable_scrambling(struct exynos_dp *dp_regs,
  70                                  unsigned int enable);
  71 int exynos_dp_init_video(struct exynos_dp *dp_regs);
  72 void exynos_dp_config_video_slave_mode(struct exynos_dp *dp_regs,
  73                                        struct edp_video_info *video_info);
  74 void exynos_dp_set_video_color_format(struct exynos_dp *dp_regs,
  75                                       struct edp_video_info *video_info);
  76 int exynos_dp_config_video_bist(struct exynos_dp *dp_regs,
  77                                 struct exynos_dp_priv *priv);
  78 unsigned int exynos_dp_is_slave_video_stream_clock_on(
  79                                         struct exynos_dp *dp_regs);
  80 void exynos_dp_set_video_cr_mn(struct exynos_dp *dp_regs, unsigned int type,
  81                                unsigned int m_value, unsigned int n_value);
  82 void exynos_dp_set_video_timing_mode(struct exynos_dp *dp_regs,
  83                                      unsigned int type);
  84 void exynos_dp_enable_video_master(struct exynos_dp *dp_regs,
  85                                    unsigned int enable);
  86 void exynos_dp_start_video(struct exynos_dp *dp_regs);
  87 unsigned int exynos_dp_is_video_stream_on(struct exynos_dp *dp_regs);
  88
  89 #endif /* _EXYNOS_DP_LOWLEVEL_H */