1 /* 2 * Copyright © 2016 Intel Corporation 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 * SOFTWARE. 22 */ 23 24 /* 25 * Please use intel_vbt_defs.h for VBT private data, to hide and abstract away 26 * the VBT from the rest of the driver. Add the parsed, clean data to struct 27 * intel_vbt_data within struct drm_i915_private. 28 */ 29 30 #ifndef _INTEL_BIOS_H_ 31 #define _INTEL_BIOS_H_ 32 33 enum intel_backlight_type { 34 INTEL_BACKLIGHT_PMIC, 35 INTEL_BACKLIGHT_LPSS, 36 INTEL_BACKLIGHT_DISPLAY_DDI, 37 INTEL_BACKLIGHT_DSI_DCS, 38 INTEL_BACKLIGHT_PANEL_DRIVER_INTERFACE, 39 }; 40 41 struct edp_power_seq { 42 u16 t1_t3; 43 u16 t8; 44 u16 t9; 45 u16 t10; 46 u16 t11_t12; 47 } __packed; 48 49 /* 50 * MIPI Sequence Block definitions 51 * 52 * Note the VBT spec has AssertReset / DeassertReset swapped from their 53 * usual naming, we use the proper names here to avoid confusion when 54 * reading the code. 55 */ 56 enum mipi_seq { 57 MIPI_SEQ_END = 0, 58 MIPI_SEQ_DEASSERT_RESET, /* Spec says MipiAssertResetPin */ 59 MIPI_SEQ_INIT_OTP, 60 MIPI_SEQ_DISPLAY_ON, 61 MIPI_SEQ_DISPLAY_OFF, 62 MIPI_SEQ_ASSERT_RESET, /* Spec says MipiDeassertResetPin */ 63 MIPI_SEQ_BACKLIGHT_ON, /* sequence block v2+ */ 64 MIPI_SEQ_BACKLIGHT_OFF, /* sequence block v2+ */ 65 MIPI_SEQ_TEAR_ON, /* sequence block v2+ */ 66 MIPI_SEQ_TEAR_OFF, /* sequence block v3+ */ 67 MIPI_SEQ_POWER_ON, /* sequence block v3+ */ 68 MIPI_SEQ_POWER_OFF, /* sequence block v3+ */ 69 MIPI_SEQ_MAX 70 }; 71 72 enum mipi_seq_element { 73 MIPI_SEQ_ELEM_END = 0, 74 MIPI_SEQ_ELEM_SEND_PKT, 75 MIPI_SEQ_ELEM_DELAY, 76 MIPI_SEQ_ELEM_GPIO, 77 MIPI_SEQ_ELEM_I2C, /* sequence block v2+ */ 78 MIPI_SEQ_ELEM_SPI, /* sequence block v3+ */ 79 MIPI_SEQ_ELEM_PMIC, /* sequence block v3+ */ 80 MIPI_SEQ_ELEM_MAX 81 }; 82 83 #define MIPI_DSI_UNDEFINED_PANEL_ID 0 84 #define MIPI_DSI_GENERIC_PANEL_ID 1 85 86 struct mipi_config { 87 u16 panel_id; 88 89 /* General Params */ 90 u32 enable_dithering:1; 91 u32 rsvd1:1; 92 u32 is_bridge:1; 93 94 u32 panel_arch_type:2; 95 u32 is_cmd_mode:1; 96 97 #define NON_BURST_SYNC_PULSE 0x1 98 #define NON_BURST_SYNC_EVENTS 0x2 99 #define BURST_MODE 0x3 100 u32 video_transfer_mode:2; 101 102 u32 cabc_supported:1; 103 #define PPS_BLC_PMIC 0 104 #define PPS_BLC_SOC 1 105 u32 pwm_blc:1; 106 107 /* Bit 13:10 */ 108 #define PIXEL_FORMAT_RGB565 0x1 109 #define PIXEL_FORMAT_RGB666 0x2 110 #define PIXEL_FORMAT_RGB666_LOOSELY_PACKED 0x3 111 #define PIXEL_FORMAT_RGB888 0x4 112 u32 videomode_color_format:4; 113 114 /* Bit 15:14 */ 115 #define ENABLE_ROTATION_0 0x0 116 #define ENABLE_ROTATION_90 0x1 117 #define ENABLE_ROTATION_180 0x2 118 #define ENABLE_ROTATION_270 0x3 119 u32 rotation:2; 120 u32 bta_enabled:1; 121 u32 rsvd2:15; 122 123 /* 2 byte Port Description */ 124 #define DUAL_LINK_NOT_SUPPORTED 0 125 #define DUAL_LINK_FRONT_BACK 1 126 #define DUAL_LINK_PIXEL_ALT 2 127 u16 dual_link:2; 128 u16 lane_cnt:2; 129 u16 pixel_overlap:3; 130 u16 rgb_flip:1; 131 #define DL_DCS_PORT_A 0x00 132 #define DL_DCS_PORT_C 0x01 133 #define DL_DCS_PORT_A_AND_C 0x02 134 u16 dl_dcs_cabc_ports:2; 135 u16 dl_dcs_backlight_ports:2; 136 u16 rsvd3:4; 137 138 u16 rsvd4; 139 140 u8 rsvd5; 141 u32 target_burst_mode_freq; 142 u32 dsi_ddr_clk; 143 u32 bridge_ref_clk; 144 145 #define BYTE_CLK_SEL_20MHZ 0 146 #define BYTE_CLK_SEL_10MHZ 1 147 #define BYTE_CLK_SEL_5MHZ 2 148 u8 byte_clk_sel:2; 149 150 u8 rsvd6:6; 151 152 /* DPHY Flags */ 153 u16 dphy_param_valid:1; 154 u16 eot_pkt_disabled:1; 155 u16 enable_clk_stop:1; 156 u16 rsvd7:13; 157 158 u32 hs_tx_timeout; 159 u32 lp_rx_timeout; 160 u32 turn_around_timeout; 161 u32 device_reset_timer; 162 u32 master_init_timer; 163 u32 dbi_bw_timer; 164 u32 lp_byte_clk_val; 165 166 /* 4 byte Dphy Params */ 167 u32 prepare_cnt:6; 168 u32 rsvd8:2; 169 u32 clk_zero_cnt:8; 170 u32 trail_cnt:5; 171 u32 rsvd9:3; 172 u32 exit_zero_cnt:6; 173 u32 rsvd10:2; 174 175 u32 clk_lane_switch_cnt; 176 u32 hl_switch_cnt; 177 178 u32 rsvd11[6]; 179 180 /* timings based on dphy spec */ 181 u8 tclk_miss; 182 u8 tclk_post; 183 u8 rsvd12; 184 u8 tclk_pre; 185 u8 tclk_prepare; 186 u8 tclk_settle; 187 u8 tclk_term_enable; 188 u8 tclk_trail; 189 u16 tclk_prepare_clkzero; 190 u8 rsvd13; 191 u8 td_term_enable; 192 u8 teot; 193 u8 ths_exit; 194 u8 ths_prepare; 195 u16 ths_prepare_hszero; 196 u8 rsvd14; 197 u8 ths_settle; 198 u8 ths_skip; 199 u8 ths_trail; 200 u8 tinit; 201 u8 tlpx; 202 u8 rsvd15[3]; 203 204 /* GPIOs */ 205 u8 panel_enable; 206 u8 bl_enable; 207 u8 pwm_enable; 208 u8 reset_r_n; 209 u8 pwr_down_r; 210 u8 stdby_r_n; 211 212 } __packed; 213 214 /* all delays have a unit of 100us */ 215 struct mipi_pps_data { 216 u16 panel_on_delay; 217 u16 bl_enable_delay; 218 u16 bl_disable_delay; 219 u16 panel_off_delay; 220 u16 panel_power_cycle_delay; 221 } __packed; 222 223 #endif /* _INTEL_BIOS_H_ */ 224