| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| /* |
| * Copyright (C) 2011 Freescale Semiconductor, Inc. |
| */ |
| |
| #ifndef __DW_HDMI__ |
| #define __DW_HDMI__ |
| |
| #include <sound/hdmi-codec.h> |
| |
| struct drm_display_info; |
| struct drm_display_mode; |
| struct drm_encoder; |
| struct dw_hdmi; |
| struct platform_device; |
| |
| /** |
| * 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, |
| const struct drm_display_info *display, |
| const 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; |
| |
| unsigned int output_port; |
| |
| unsigned long input_bus_encoding; |
| bool use_drm_infoframe; |
| bool ycbcr_420_allowed; |
| |
| /* |
| * Private data passed to all the .mode_valid() and .configure_phy() |
| * callback functions. |
| */ |
| void *priv_data; |
| |
| /* Platform-specific mode validation (optional). */ |
| enum drm_mode_status (*mode_valid)(struct dw_hdmi *hdmi, void *data, |
| const struct drm_display_info *info, |
| const struct drm_display_mode *mode); |
| |
| /* Platform-specific audio enable/disable (optional) */ |
| void (*enable_audio)(struct dw_hdmi *hdmi, int channel, |
| int width, int rate, int non_pcm); |
| void (*disable_audio)(struct dw_hdmi *hdmi); |
| |
| /* Vendor PHY support */ |
| const struct dw_hdmi_phy_ops *phy_ops; |
| const char *phy_name; |
| void *phy_data; |
| unsigned int phy_force_vendor; |
| |
| /* 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, void *data, |
| unsigned long mpixelclock); |
| |
| unsigned int disable_cec : 1; |
| }; |
| |
| struct dw_hdmi *dw_hdmi_probe(struct platform_device *pdev, |
| const struct dw_hdmi_plat_data *plat_data); |
| void dw_hdmi_remove(struct dw_hdmi *hdmi); |
| void dw_hdmi_unbind(struct dw_hdmi *hdmi); |
| struct dw_hdmi *dw_hdmi_bind(struct platform_device *pdev, |
| struct drm_encoder *encoder, |
| const struct dw_hdmi_plat_data *plat_data); |
| |
| void dw_hdmi_resume(struct dw_hdmi *hdmi); |
| |
| void dw_hdmi_setup_rx_sense(struct dw_hdmi *hdmi, bool hpd, bool rx_sense); |
| |
| int dw_hdmi_set_plugged_cb(struct dw_hdmi *hdmi, hdmi_codec_plugged_cb fn, |
| struct device *codec_dev); |
| void dw_hdmi_set_sample_non_pcm(struct dw_hdmi *hdmi, unsigned int non_pcm); |
| void dw_hdmi_set_sample_width(struct dw_hdmi *hdmi, unsigned int width); |
| void dw_hdmi_set_sample_rate(struct dw_hdmi *hdmi, unsigned int rate); |
| void dw_hdmi_set_channel_count(struct dw_hdmi *hdmi, unsigned int cnt); |
| void dw_hdmi_set_channel_status(struct dw_hdmi *hdmi, u8 *channel_status); |
| void dw_hdmi_set_channel_allocation(struct dw_hdmi *hdmi, unsigned int ca); |
| void dw_hdmi_audio_enable(struct dw_hdmi *hdmi); |
| void dw_hdmi_audio_disable(struct dw_hdmi *hdmi); |
| void dw_hdmi_set_high_tmds_clock_ratio(struct dw_hdmi *hdmi, |
| const struct drm_display_info *display); |
| |
| /* PHY configuration */ |
| void dw_hdmi_phy_i2c_set_addr(struct dw_hdmi *hdmi, u8 address); |
| void dw_hdmi_phy_i2c_write(struct dw_hdmi *hdmi, unsigned short data, |
| unsigned char addr); |
| |
| void dw_hdmi_phy_gen1_reset(struct dw_hdmi *hdmi); |
| |
| void dw_hdmi_phy_gen2_pddq(struct dw_hdmi *hdmi, u8 enable); |
| void dw_hdmi_phy_gen2_txpwron(struct dw_hdmi *hdmi, u8 enable); |
| void dw_hdmi_phy_gen2_reset(struct dw_hdmi *hdmi); |
| |
| enum drm_connector_status dw_hdmi_phy_read_hpd(struct dw_hdmi *hdmi, |
| void *data); |
| void dw_hdmi_phy_update_hpd(struct dw_hdmi *hdmi, void *data, |
| bool force, bool disabled, bool rxsense); |
| void dw_hdmi_phy_setup_hpd(struct dw_hdmi *hdmi, void *data); |
| |
| bool dw_hdmi_bus_fmt_is_420(struct dw_hdmi *hdmi); |
| |
| #endif /* __IMX_HDMI_H__ */ |
