2 * linux/drivers/video/omap2/dss/dss_features.h
4 * Copyright (C) 2010 Texas Instruments
5 * Author: Archit Taneja <archit@ti.com>
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License version 2 as published by
9 * the Free Software Foundation.
11 * This program is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
16 * You should have received a copy of the GNU General Public License along with
17 * this program. If not, see <http://www.gnu.org/licenses/>.
20 #ifndef __OMAP2_DSS_FEATURES_H
21 #define __OMAP2_DSS_FEATURES_H
23 #if defined(CONFIG_OMAP4_DSS_HDMI)
27 #define MAX_DSS_MANAGERS 4
28 #define MAX_DSS_OVERLAYS 4
29 #define MAX_DSS_LCD_MANAGERS 3
32 /* DSS has feature id */
43 /* Independent core clk divider */
46 /* DSI-PLL power command 0x3 is not working */
49 FEAT_DSI_DCS_CMD_CONFIG_VC,
50 FEAT_DSI_VC_OCP_WIDTH,
51 FEAT_DSI_REVERSE_TXCLKESC,
53 FEAT_DPI_USES_VDDS_DSI,
55 FEAT_HDMI_AUDIO_USE_MCLK,
56 FEAT_HANDLE_UV_SEPARATE,
58 FEAT_VENC_REQUIRES_TV_DAC_CLK,
62 FEAT_ALPHA_FIXED_ZORDER,
63 FEAT_ALPHA_FREE_ZORDER,
65 /* An unknown HW bug causing the normal FIFO thresholds not to work */
66 FEAT_OMAP3_DSI_FIFO_BUG,
68 FEAT_DSI_PLL_SELFREQDCO,
73 /* DSS register field id */
74 enum dss_feat_reg_field {
77 FEAT_REG_FIFOHIGHTHRESHOLD,
78 FEAT_REG_FIFOLOWTHRESHOLD,
80 FEAT_REG_HORIZONTALACCU,
81 FEAT_REG_VERTICALACCU,
82 FEAT_REG_DISPC_CLK_SWITCH,
85 FEAT_REG_DSIPLL_REGM_DISPC,
86 FEAT_REG_DSIPLL_REGM_DSI,
89 enum dss_range_param {
92 FEAT_PARAM_DSIPLL_REGN,
93 FEAT_PARAM_DSIPLL_REGM,
94 FEAT_PARAM_DSIPLL_REGM_DISPC,
95 FEAT_PARAM_DSIPLL_REGM_DSI,
96 FEAT_PARAM_DSIPLL_FINT,
97 FEAT_PARAM_DSIPLL_LPDIV,
100 FEAT_PARAM_LINEWIDTH,
103 /* DSS Feature Functions */
104 int dss_feat_get_num_wbs(void);
105 unsigned long dss_feat_get_param_min(enum dss_range_param param);
106 unsigned long dss_feat_get_param_max(enum dss_range_param param);
107 enum omap_overlay_caps dss_feat_get_overlay_caps(enum omap_plane plane);
108 bool dss_feat_color_mode_supported(enum omap_plane plane,
109 enum omap_color_mode color_mode);
110 const char *dss_feat_get_clk_source_name(enum omap_dss_clk_source id);
112 u32 dss_feat_get_buffer_size_unit(void); /* in bytes */
113 u32 dss_feat_get_burst_size_unit(void); /* in bytes */
115 bool dss_feat_rotation_type_supported(enum omap_dss_rotation_type rot_type);
117 bool dss_has_feature(enum dss_feat_id id);
118 void dss_feat_get_reg_field(enum dss_feat_reg_field id, u8 *start, u8 *end);
119 void dss_features_init(enum omapdss_version version);
120 #if defined(CONFIG_OMAP4_DSS_HDMI)
121 void dss_init_hdmi_ip_ops(struct hdmi_ip_data *ip_data,
122 enum omapdss_version version);