1 /* 2 * linux/drivers/video/omap2/dss/dss_features.h 3 * 4 * Copyright (C) 2010 Texas Instruments 5 * Author: Archit Taneja <archit@ti.com> 6 * 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. 10 * 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 14 * more details. 15 * 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/>. 18 */ 19 20 #ifndef __OMAP2_DSS_FEATURES_H 21 #define __OMAP2_DSS_FEATURES_H 22 23 #if defined(CONFIG_OMAP4_DSS_HDMI) 24 #include "ti_hdmi.h" 25 #endif 26 27 #define MAX_DSS_MANAGERS 3 28 #define MAX_DSS_OVERLAYS 4 29 #define MAX_DSS_LCD_MANAGERS 2 30 #define MAX_NUM_DSI 2 31 32 /* DSS has feature id */ 33 enum dss_feat_id { 34 FEAT_LCDENABLEPOL = 1 << 3, 35 FEAT_LCDENABLESIGNAL = 1 << 4, 36 FEAT_PCKFREEENABLE = 1 << 5, 37 FEAT_FUNCGATED = 1 << 6, 38 FEAT_MGR_LCD2 = 1 << 7, 39 FEAT_LINEBUFFERSPLIT = 1 << 8, 40 FEAT_ROWREPEATENABLE = 1 << 9, 41 FEAT_RESIZECONF = 1 << 10, 42 /* Independent core clk divider */ 43 FEAT_CORE_CLK_DIV = 1 << 11, 44 FEAT_LCD_CLK_SRC = 1 << 12, 45 /* DSI-PLL power command 0x3 is not working */ 46 FEAT_DSI_PLL_PWR_BUG = 1 << 13, 47 FEAT_DSI_PLL_FREQSEL = 1 << 14, 48 FEAT_DSI_DCS_CMD_CONFIG_VC = 1 << 15, 49 FEAT_DSI_VC_OCP_WIDTH = 1 << 16, 50 FEAT_DSI_REVERSE_TXCLKESC = 1 << 17, 51 FEAT_DSI_GNQ = 1 << 18, 52 FEAT_HDMI_CTS_SWMODE = 1 << 19, 53 FEAT_HANDLE_UV_SEPARATE = 1 << 20, 54 FEAT_ATTR2 = 1 << 21, 55 FEAT_VENC_REQUIRES_TV_DAC_CLK = 1 << 22, 56 FEAT_CPR = 1 << 23, 57 FEAT_PRELOAD = 1 << 24, 58 FEAT_FIR_COEF_V = 1 << 25, 59 FEAT_ALPHA_FIXED_ZORDER = 1 << 26, 60 FEAT_ALPHA_FREE_ZORDER = 1 << 27, 61 }; 62 63 /* DSS register field id */ 64 enum dss_feat_reg_field { 65 FEAT_REG_FIRHINC, 66 FEAT_REG_FIRVINC, 67 FEAT_REG_FIFOHIGHTHRESHOLD, 68 FEAT_REG_FIFOLOWTHRESHOLD, 69 FEAT_REG_FIFOSIZE, 70 FEAT_REG_HORIZONTALACCU, 71 FEAT_REG_VERTICALACCU, 72 FEAT_REG_DISPC_CLK_SWITCH, 73 FEAT_REG_DSIPLL_REGN, 74 FEAT_REG_DSIPLL_REGM, 75 FEAT_REG_DSIPLL_REGM_DISPC, 76 FEAT_REG_DSIPLL_REGM_DSI, 77 }; 78 79 enum dss_range_param { 80 FEAT_PARAM_DSS_FCK, 81 FEAT_PARAM_DSS_PCD, 82 FEAT_PARAM_DSIPLL_REGN, 83 FEAT_PARAM_DSIPLL_REGM, 84 FEAT_PARAM_DSIPLL_REGM_DISPC, 85 FEAT_PARAM_DSIPLL_REGM_DSI, 86 FEAT_PARAM_DSIPLL_FINT, 87 FEAT_PARAM_DSIPLL_LPDIV, 88 FEAT_PARAM_DOWNSCALE, 89 FEAT_PARAM_LINEWIDTH, 90 }; 91 92 /* DSS Feature Functions */ 93 int dss_feat_get_num_mgrs(void); 94 int dss_feat_get_num_ovls(void); 95 unsigned long dss_feat_get_param_min(enum dss_range_param param); 96 unsigned long dss_feat_get_param_max(enum dss_range_param param); 97 enum omap_display_type dss_feat_get_supported_displays(enum omap_channel channel); 98 enum omap_color_mode dss_feat_get_supported_color_modes(enum omap_plane plane); 99 enum omap_overlay_caps dss_feat_get_overlay_caps(enum omap_plane plane); 100 bool dss_feat_color_mode_supported(enum omap_plane plane, 101 enum omap_color_mode color_mode); 102 const char *dss_feat_get_clk_source_name(enum omap_dss_clk_source id); 103 104 u32 dss_feat_get_buffer_size_unit(void); /* in bytes */ 105 u32 dss_feat_get_burst_size_unit(void); /* in bytes */ 106 107 bool dss_has_feature(enum dss_feat_id id); 108 void dss_feat_get_reg_field(enum dss_feat_reg_field id, u8 *start, u8 *end); 109 void dss_features_init(void); 110 #if defined(CONFIG_OMAP4_DSS_HDMI) 111 void dss_init_hdmi_ip_ops(struct hdmi_ip_data *ip_data); 112 #endif 113 #endif 114