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/*
* Copyright (C) 2011 Freescale Semiconductor, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
#ifndef __DW_HDMI__
#define __DW_HDMI__
#include <drm/drmP.h>
struct dw_hdmi;
/**
* DOC: Supported input formats and encodings
*
* Depending on the Hardware configuration of the Controller IP, it supports
* a subset of the following input formats and encodings on its internal
* 48bit bus.
*
* +----------------------+----------------------------------+------------------------------+
* + Format Name + Format Code + Encodings +
* +----------------------+----------------------------------+------------------------------+
* + RGB 4:4:4 8bit + ``MEDIA_BUS_FMT_RGB888_1X24`` + ``V4L2_YCBCR_ENC_DEFAULT`` +
* +----------------------+----------------------------------+------------------------------+
* + RGB 4:4:4 10bits + ``MEDIA_BUS_FMT_RGB101010_1X30`` + ``V4L2_YCBCR_ENC_DEFAULT`` +
* +----------------------+----------------------------------+------------------------------+
* + RGB 4:4:4 12bits + ``MEDIA_BUS_FMT_RGB121212_1X36`` + ``V4L2_YCBCR_ENC_DEFAULT`` +
* +----------------------+----------------------------------+------------------------------+
* + RGB 4:4:4 16bits + ``MEDIA_BUS_FMT_RGB161616_1X48`` + ``V4L2_YCBCR_ENC_DEFAULT`` +
* +----------------------+----------------------------------+------------------------------+
* + YCbCr 4:4:4 8bit + ``MEDIA_BUS_FMT_YUV8_1X24`` + ``V4L2_YCBCR_ENC_601`` +
* + + + or ``V4L2_YCBCR_ENC_709`` +
* + + + or ``V4L2_YCBCR_ENC_XV601`` +
* + + + or ``V4L2_YCBCR_ENC_XV709`` +
* +----------------------+----------------------------------+------------------------------+
* + YCbCr 4:4:4 10bits + ``MEDIA_BUS_FMT_YUV10_1X30`` + ``V4L2_YCBCR_ENC_601`` +
* + + + or ``V4L2_YCBCR_ENC_709`` +
* + + + or ``V4L2_YCBCR_ENC_XV601`` +
* + + + or ``V4L2_YCBCR_ENC_XV709`` +
* +----------------------+----------------------------------+------------------------------+
* + YCbCr 4:4:4 12bits + ``MEDIA_BUS_FMT_YUV12_1X36`` + ``V4L2_YCBCR_ENC_601`` +
* + + + or ``V4L2_YCBCR_ENC_709`` +
* + + + or ``V4L2_YCBCR_ENC_XV601`` +
* + + + or ``V4L2_YCBCR_ENC_XV709`` +
* +----------------------+----------------------------------+------------------------------+
* + YCbCr 4:4:4 16bits + ``MEDIA_BUS_FMT_YUV16_1X48`` + ``V4L2_YCBCR_ENC_601`` +
* + + + or ``V4L2_YCBCR_ENC_709`` +
* + + + or ``V4L2_YCBCR_ENC_XV601`` +
* + + + or ``V4L2_YCBCR_ENC_XV709`` +
* +----------------------+----------------------------------+------------------------------+
* + YCbCr 4:2:2 8bit + ``MEDIA_BUS_FMT_UYVY8_1X16`` + ``V4L2_YCBCR_ENC_601`` +
* + + + or ``V4L2_YCBCR_ENC_709`` +
* +----------------------+----------------------------------+------------------------------+
* + YCbCr 4:2:2 10bits + ``MEDIA_BUS_FMT_UYVY10_1X20`` + ``V4L2_YCBCR_ENC_601`` +
* + + + or ``V4L2_YCBCR_ENC_709`` +
* +----------------------+----------------------------------+------------------------------+
* + YCbCr 4:2:2 12bits + ``MEDIA_BUS_FMT_UYVY12_1X24`` + ``V4L2_YCBCR_ENC_601`` +
* + + + or ``V4L2_YCBCR_ENC_709`` +
* +----------------------+----------------------------------+------------------------------+
* + YCbCr 4:2:0 8bit + ``MEDIA_BUS_FMT_UYYVYY8_0_5X24`` + ``V4L2_YCBCR_ENC_601`` +
* + + + or ``V4L2_YCBCR_ENC_709`` +
* +----------------------+----------------------------------+------------------------------+
* + YCbCr 4:2:0 10bits + ``MEDIA_BUS_FMT_UYYVYY10_0_5X30``+ ``V4L2_YCBCR_ENC_601`` +
* + + + or ``V4L2_YCBCR_ENC_709`` +
* +----------------------+----------------------------------+------------------------------+
* + YCbCr 4:2:0 12bits + ``MEDIA_BUS_FMT_UYYVYY12_0_5X36``+ ``V4L2_YCBCR_ENC_601`` +
* + + + or ``V4L2_YCBCR_ENC_709`` +
* +----------------------+----------------------------------+------------------------------+
* + YCbCr 4:2:0 16bits + ``MEDIA_BUS_FMT_UYYVYY16_0_5X48``+ ``V4L2_YCBCR_ENC_601`` +
* + + + or ``V4L2_YCBCR_ENC_709`` +
* +----------------------+----------------------------------+------------------------------+
*/
enum {
DW_HDMI_RES_8,
DW_HDMI_RES_10,
DW_HDMI_RES_12,
DW_HDMI_RES_MAX,
};
enum dw_hdmi_phy_type {
DW_HDMI_PHY_DWC_HDMI_TX_PHY = 0x00,
DW_HDMI_PHY_DWC_MHL_PHY_HEAC = 0xb2,
DW_HDMI_PHY_DWC_MHL_PHY = 0xc2,
DW_HDMI_PHY_DWC_HDMI_3D_TX_PHY_HEAC = 0xe2,
DW_HDMI_PHY_DWC_HDMI_3D_TX_PHY = 0xf2,
DW_HDMI_PHY_DWC_HDMI20_TX_PHY = 0xf3,
DW_HDMI_PHY_VENDOR_PHY = 0xfe,
};
struct dw_hdmi_mpll_config {
unsigned long mpixelclock;
struct {
u16 cpce;
u16 gmp;
} res[DW_HDMI_RES_MAX];
};
struct dw_hdmi_curr_ctrl {
unsigned long mpixelclock;
u16 curr[DW_HDMI_RES_MAX];
};
struct dw_hdmi_phy_config {
unsigned long mpixelclock;
u16 sym_ctr; /*clock symbol and transmitter control*/
u16 term; /*transmission termination value*/
u16 vlev_ctr; /* voltage level control */
};
struct dw_hdmi_phy_ops {
int (*init)(struct dw_hdmi *hdmi, void *data,
struct drm_display_mode *mode);
void (*disable)(struct dw_hdmi *hdmi, void *data);
enum drm_connector_status (*read_hpd)(struct dw_hdmi *hdmi, void *data);
void (*update_hpd)(struct dw_hdmi *hdmi, void *data,
bool force, bool disabled, bool rxsense);
void (*setup_hpd)(struct dw_hdmi *hdmi, void *data);
};
struct dw_hdmi_plat_data {
struct regmap *regm;
enum drm_mode_status (*mode_valid)(struct drm_connector *connector,
struct drm_display_mode *mode);
unsigned long input_bus_format;
unsigned long input_bus_encoding;
/* Vendor PHY support */
const struct dw_hdmi_phy_ops *phy_ops;
const char *phy_name;
void *phy_data;
/* Synopsys PHY support */
const struct dw_hdmi_mpll_config *mpll_cfg;
const struct dw_hdmi_curr_ctrl *cur_ctr;
const struct dw_hdmi_phy_config *phy_config;
int (*configure_phy)(struct dw_hdmi *hdmi,
const struct dw_hdmi_plat_data *pdata,
unsigned long mpixelclock);
};
int dw_hdmi_probe(struct platform_device *pdev,
const struct dw_hdmi_plat_data *plat_data);
void dw_hdmi_remove(struct platform_device *pdev);
void dw_hdmi_unbind(struct device *dev);
int dw_hdmi_bind(struct platform_device *pdev, struct drm_encoder *encoder,
const struct dw_hdmi_plat_data *plat_data);
void dw_hdmi_setup_rx_sense(struct device *dev, bool hpd, bool rx_sense);
void dw_hdmi_set_sample_rate(struct dw_hdmi *hdmi, unsigned int rate);
void dw_hdmi_audio_enable(struct dw_hdmi *hdmi);
void dw_hdmi_audio_disable(struct dw_hdmi *hdmi);
/* PHY configuration */
void dw_hdmi_phy_i2c_write(struct dw_hdmi *hdmi, unsigned short data,
unsigned char addr);
#endif /* __IMX_HDMI_H__ */
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