include/drm/bridge/dw_hdmi.h

   1 /*
   2  * Copyright (C) 2011 Freescale Semiconductor, Inc.
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  */
   9
  10 #ifndef __DW_HDMI__
  11 #define __DW_HDMI__
  12
  13 #include <drm/drmP.h>
  14
  15 enum {
  16         DW_HDMI_RES_8,
  17         DW_HDMI_RES_10,
  18         DW_HDMI_RES_12,
  19         DW_HDMI_RES_MAX,
  20 };
  21
  22 enum dw_hdmi_devtype {
  23         IMX6Q_HDMI,
  24         IMX6DL_HDMI,
  25         RK3288_HDMI,
  26 };
  27
  28 struct dw_hdmi_mpll_config {
  29         unsigned long mpixelclock;
  30         struct {
  31                 u16 cpce;
  32                 u16 gmp;
  33         } res[DW_HDMI_RES_MAX];
  34 };
  35
  36 struct dw_hdmi_curr_ctrl {
  37         unsigned long mpixelclock;
  38         u16 curr[DW_HDMI_RES_MAX];
  39 };
  40
  41 struct dw_hdmi_sym_term {
  42         unsigned long mpixelclock;
  43         u16 sym_ctr;    /*clock symbol and transmitter control*/
  44         u16 term;       /*transmission termination value*/
  45 };
  46
  47 struct dw_hdmi_plat_data {
  48         enum dw_hdmi_devtype dev_type;
  49         const struct dw_hdmi_mpll_config *mpll_cfg;
  50         const struct dw_hdmi_curr_ctrl *cur_ctr;
  51         const struct dw_hdmi_sym_term *sym_term;
  52         enum drm_mode_status (*mode_valid)(struct drm_connector *connector,
  53                                            struct drm_display_mode *mode);
  54 };
  55
  56 void dw_hdmi_unbind(struct device *dev, struct device *master, void *data);
  57 int dw_hdmi_bind(struct device *dev, struct device *master,
  58                  void *data, struct drm_encoder *encoder,
  59                  struct resource *iores, int irq,
  60                  const struct dw_hdmi_plat_data *plat_data);
  61 #endif /* __IMX_HDMI_H__ */