LXR linux/include/drm/bridge/dw

   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
  15struct dw_hdmi;
  16
  17enum {
  18        DW_HDMI_RES_8,
  19        DW_HDMI_RES_10,
  20        DW_HDMI_RES_12,
  21        DW_HDMI_RES_MAX,
  22};
  23
  24enum dw_hdmi_devtype {
  25        IMX6Q_HDMI,
  26        IMX6DL_HDMI,
  27        RK3288_HDMI,
  28};
  29
  30struct dw_hdmi_mpll_config {
  31        unsigned long mpixelclock;
  32        struct {
  33                u16 cpce;
  34                u16 gmp;
  35        } res[DW_HDMI_RES_MAX];
  36};
  37
  38struct dw_hdmi_curr_ctrl {
  39        unsigned long mpixelclock;
  40        u16 curr[DW_HDMI_RES_MAX];
  41};
  42
  43struct dw_hdmi_phy_config {
  44        unsigned long mpixelclock;
  45        u16 sym_ctr;    /*clock symbol and transmitter control*/
  46        u16 term;       /*transmission termination value*/
  47        u16 vlev_ctr;   /* voltage level control */
  48};
  49
  50struct dw_hdmi_plat_data {
  51        enum dw_hdmi_devtype dev_type;
  52        const struct dw_hdmi_mpll_config *mpll_cfg;
  53        const struct dw_hdmi_curr_ctrl *cur_ctr;
  54        const struct dw_hdmi_phy_config *phy_config;
  55        enum drm_mode_status (*mode_valid)(struct drm_connector *connector,
  56                                           struct drm_display_mode *mode);
  57};
  58
  59void dw_hdmi_unbind(struct device *dev, struct device *master, void *data);
  60int dw_hdmi_bind(struct device *dev, struct device *master,
  61                 void *data, struct drm_encoder *encoder,
  62                 struct resource *iores, int irq,
  63                 const struct dw_hdmi_plat_data *plat_data);
  64
  65void dw_hdmi_set_sample_rate(struct dw_hdmi *hdmi, unsigned int rate);
  66void dw_hdmi_audio_enable(struct dw_hdmi *hdmi);
  67void dw_hdmi_audio_disable(struct dw_hdmi *hdmi);
  68
  69#endif /* __IMX_HDMI_H__ */
  70