Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 1 | /* |
Padmanabhan Komanduru | dbd2fb0 | 2016-12-02 15:18:49 +0530 | [diff] [blame] | 2 | * Copyright (c) 2015-2017, The Linux Foundation. All rights reserved. |
Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License version 2 and |
| 6 | * only version 2 as published by the Free Software Foundation. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | * |
| 13 | */ |
| 14 | |
| 15 | #define pr_fmt(fmt) "msm-dsi-catalog:[%s] " fmt, __func__ |
| 16 | #include <linux/errno.h> |
| 17 | |
| 18 | #include "dsi_catalog.h" |
| 19 | |
| 20 | /** |
Padmanabhan Komanduru | 8ee8ee5 | 2016-12-19 12:10:51 +0530 | [diff] [blame] | 21 | * dsi_catalog_cmn_init() - catalog init for dsi controller v1.4 |
Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 22 | */ |
Padmanabhan Komanduru | 8ee8ee5 | 2016-12-19 12:10:51 +0530 | [diff] [blame] | 23 | static void dsi_catalog_cmn_init(struct dsi_ctrl_hw *ctrl, |
| 24 | enum dsi_ctrl_version version) |
Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 25 | { |
Padmanabhan Komanduru | 8ee8ee5 | 2016-12-19 12:10:51 +0530 | [diff] [blame] | 26 | /* common functions */ |
| 27 | ctrl->ops.host_setup = dsi_ctrl_hw_cmn_host_setup; |
| 28 | ctrl->ops.video_engine_en = dsi_ctrl_hw_cmn_video_engine_en; |
| 29 | ctrl->ops.video_engine_setup = dsi_ctrl_hw_cmn_video_engine_setup; |
| 30 | ctrl->ops.set_video_timing = dsi_ctrl_hw_cmn_set_video_timing; |
Raviteja Tamatam | 68892de | 2017-06-20 04:47:19 +0530 | [diff] [blame] | 31 | ctrl->ops.set_timing_db = dsi_ctrl_hw_cmn_set_timing_db; |
Padmanabhan Komanduru | 8ee8ee5 | 2016-12-19 12:10:51 +0530 | [diff] [blame] | 32 | ctrl->ops.cmd_engine_setup = dsi_ctrl_hw_cmn_cmd_engine_setup; |
| 33 | ctrl->ops.setup_cmd_stream = dsi_ctrl_hw_cmn_setup_cmd_stream; |
| 34 | ctrl->ops.ctrl_en = dsi_ctrl_hw_cmn_ctrl_en; |
| 35 | ctrl->ops.cmd_engine_en = dsi_ctrl_hw_cmn_cmd_engine_en; |
| 36 | ctrl->ops.phy_sw_reset = dsi_ctrl_hw_cmn_phy_sw_reset; |
| 37 | ctrl->ops.soft_reset = dsi_ctrl_hw_cmn_soft_reset; |
| 38 | ctrl->ops.kickoff_command = dsi_ctrl_hw_cmn_kickoff_command; |
| 39 | ctrl->ops.kickoff_fifo_command = dsi_ctrl_hw_cmn_kickoff_fifo_command; |
| 40 | ctrl->ops.reset_cmd_fifo = dsi_ctrl_hw_cmn_reset_cmd_fifo; |
| 41 | ctrl->ops.trigger_command_dma = dsi_ctrl_hw_cmn_trigger_command_dma; |
| 42 | ctrl->ops.get_interrupt_status = dsi_ctrl_hw_cmn_get_interrupt_status; |
| 43 | ctrl->ops.get_error_status = dsi_ctrl_hw_cmn_get_error_status; |
| 44 | ctrl->ops.clear_error_status = dsi_ctrl_hw_cmn_clear_error_status; |
Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 45 | ctrl->ops.clear_interrupt_status = |
Padmanabhan Komanduru | 8ee8ee5 | 2016-12-19 12:10:51 +0530 | [diff] [blame] | 46 | dsi_ctrl_hw_cmn_clear_interrupt_status; |
Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 47 | ctrl->ops.enable_status_interrupts = |
Padmanabhan Komanduru | 8ee8ee5 | 2016-12-19 12:10:51 +0530 | [diff] [blame] | 48 | dsi_ctrl_hw_cmn_enable_status_interrupts; |
Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 49 | ctrl->ops.enable_error_interrupts = |
Padmanabhan Komanduru | 8ee8ee5 | 2016-12-19 12:10:51 +0530 | [diff] [blame] | 50 | dsi_ctrl_hw_cmn_enable_error_interrupts; |
Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 51 | ctrl->ops.video_test_pattern_setup = |
Padmanabhan Komanduru | 8ee8ee5 | 2016-12-19 12:10:51 +0530 | [diff] [blame] | 52 | dsi_ctrl_hw_cmn_video_test_pattern_setup; |
Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 53 | ctrl->ops.cmd_test_pattern_setup = |
Padmanabhan Komanduru | 8ee8ee5 | 2016-12-19 12:10:51 +0530 | [diff] [blame] | 54 | dsi_ctrl_hw_cmn_cmd_test_pattern_setup; |
| 55 | ctrl->ops.test_pattern_enable = dsi_ctrl_hw_cmn_test_pattern_enable; |
Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 56 | ctrl->ops.trigger_cmd_test_pattern = |
Padmanabhan Komanduru | 8ee8ee5 | 2016-12-19 12:10:51 +0530 | [diff] [blame] | 57 | dsi_ctrl_hw_cmn_trigger_cmd_test_pattern; |
| 58 | ctrl->ops.clear_phy0_ln_err = dsi_ctrl_hw_dln0_phy_err; |
| 59 | ctrl->ops.phy_reset_config = dsi_ctrl_hw_cmn_phy_reset_config; |
Rajkumar Subbiah | 01e6dd64 | 2017-07-05 14:47:47 -0400 | [diff] [blame] | 60 | ctrl->ops.setup_misr = dsi_ctrl_hw_cmn_setup_misr; |
| 61 | ctrl->ops.collect_misr = dsi_ctrl_hw_cmn_collect_misr; |
Dhaval Patel | f9f3ffe | 2017-08-16 16:03:10 -0700 | [diff] [blame] | 62 | ctrl->ops.debug_bus = dsi_ctrl_hw_cmn_debug_bus; |
Sandeep Panda | 7945000 | 2017-05-08 17:14:24 +0530 | [diff] [blame] | 63 | ctrl->ops.get_cmd_read_data = dsi_ctrl_hw_cmn_get_cmd_read_data; |
| 64 | ctrl->ops.clear_rdbk_register = dsi_ctrl_hw_cmn_clear_rdbk_reg; |
Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 65 | |
Padmanabhan Komanduru | 8ee8ee5 | 2016-12-19 12:10:51 +0530 | [diff] [blame] | 66 | switch (version) { |
| 67 | case DSI_CTRL_VERSION_1_4: |
| 68 | ctrl->ops.setup_lane_map = dsi_ctrl_hw_14_setup_lane_map; |
| 69 | ctrl->ops.ulps_ops.ulps_request = dsi_ctrl_hw_14_ulps_request; |
| 70 | ctrl->ops.ulps_ops.ulps_exit = dsi_ctrl_hw_14_ulps_exit; |
| 71 | ctrl->ops.wait_for_lane_idle = |
| 72 | dsi_ctrl_hw_14_wait_for_lane_idle; |
| 73 | ctrl->ops.ulps_ops.get_lanes_in_ulps = |
| 74 | dsi_ctrl_hw_14_get_lanes_in_ulps; |
| 75 | ctrl->ops.clamp_enable = dsi_ctrl_hw_14_clamp_enable; |
| 76 | ctrl->ops.clamp_disable = dsi_ctrl_hw_14_clamp_disable; |
| 77 | ctrl->ops.reg_dump_to_buffer = |
| 78 | dsi_ctrl_hw_14_reg_dump_to_buffer; |
| 79 | break; |
| 80 | case DSI_CTRL_VERSION_2_0: |
| 81 | ctrl->ops.setup_lane_map = dsi_ctrl_hw_20_setup_lane_map; |
| 82 | ctrl->ops.wait_for_lane_idle = |
| 83 | dsi_ctrl_hw_20_wait_for_lane_idle; |
| 84 | ctrl->ops.reg_dump_to_buffer = |
| 85 | dsi_ctrl_hw_20_reg_dump_to_buffer; |
| 86 | ctrl->ops.ulps_ops.ulps_request = NULL; |
| 87 | ctrl->ops.ulps_ops.ulps_exit = NULL; |
| 88 | ctrl->ops.ulps_ops.get_lanes_in_ulps = NULL; |
| 89 | ctrl->ops.clamp_enable = NULL; |
| 90 | ctrl->ops.clamp_disable = NULL; |
| 91 | break; |
Shashank Babu Chinta Venkata | afef820 | 2017-04-21 13:49:56 -0700 | [diff] [blame] | 92 | case DSI_CTRL_VERSION_2_2: |
| 93 | ctrl->ops.phy_reset_config = dsi_ctrl_hw_22_phy_reset_config; |
| 94 | ctrl->ops.setup_lane_map = dsi_ctrl_hw_20_setup_lane_map; |
| 95 | ctrl->ops.wait_for_lane_idle = |
| 96 | dsi_ctrl_hw_20_wait_for_lane_idle; |
| 97 | ctrl->ops.reg_dump_to_buffer = |
| 98 | dsi_ctrl_hw_20_reg_dump_to_buffer; |
| 99 | ctrl->ops.ulps_ops.ulps_request = NULL; |
| 100 | ctrl->ops.ulps_ops.ulps_exit = NULL; |
| 101 | ctrl->ops.ulps_ops.get_lanes_in_ulps = NULL; |
| 102 | ctrl->ops.clamp_enable = NULL; |
| 103 | ctrl->ops.clamp_disable = NULL; |
| 104 | break; |
Padmanabhan Komanduru | 8ee8ee5 | 2016-12-19 12:10:51 +0530 | [diff] [blame] | 105 | default: |
| 106 | break; |
| 107 | } |
Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 108 | } |
| 109 | |
| 110 | /** |
| 111 | * dsi_catalog_ctrl_setup() - return catalog info for dsi controller |
| 112 | * @ctrl: Pointer to DSI controller hw object. |
| 113 | * @version: DSI controller version. |
| 114 | * @index: DSI controller instance ID. |
Dhaval Patel | abfaa08 | 2017-07-28 12:41:10 -0700 | [diff] [blame] | 115 | * @phy_isolation_enabled: DSI controller works isolated from phy. |
Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 116 | * |
| 117 | * This function setups the catalog information in the dsi_ctrl_hw object. |
| 118 | * |
| 119 | * return: error code for failure and 0 for success. |
| 120 | */ |
| 121 | int dsi_catalog_ctrl_setup(struct dsi_ctrl_hw *ctrl, |
Dhaval Patel | abfaa08 | 2017-07-28 12:41:10 -0700 | [diff] [blame] | 122 | enum dsi_ctrl_version version, u32 index, |
| 123 | bool phy_isolation_enabled) |
Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 124 | { |
| 125 | int rc = 0; |
| 126 | |
| 127 | if (version == DSI_CTRL_VERSION_UNKNOWN || |
| 128 | version >= DSI_CTRL_VERSION_MAX) { |
| 129 | pr_err("Unsupported version: %d\n", version); |
| 130 | return -ENOTSUPP; |
| 131 | } |
| 132 | |
| 133 | ctrl->index = index; |
| 134 | set_bit(DSI_CTRL_VIDEO_TPG, ctrl->feature_map); |
| 135 | set_bit(DSI_CTRL_CMD_TPG, ctrl->feature_map); |
| 136 | set_bit(DSI_CTRL_VARIABLE_REFRESH_RATE, ctrl->feature_map); |
| 137 | set_bit(DSI_CTRL_DYNAMIC_REFRESH, ctrl->feature_map); |
| 138 | set_bit(DSI_CTRL_DESKEW_CALIB, ctrl->feature_map); |
| 139 | set_bit(DSI_CTRL_DPHY, ctrl->feature_map); |
| 140 | |
| 141 | switch (version) { |
| 142 | case DSI_CTRL_VERSION_1_4: |
Dhaval Patel | abfaa08 | 2017-07-28 12:41:10 -0700 | [diff] [blame] | 143 | dsi_catalog_cmn_init(ctrl, version); |
| 144 | break; |
Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 145 | case DSI_CTRL_VERSION_2_0: |
Shashank Babu Chinta Venkata | afef820 | 2017-04-21 13:49:56 -0700 | [diff] [blame] | 146 | case DSI_CTRL_VERSION_2_2: |
Dhaval Patel | abfaa08 | 2017-07-28 12:41:10 -0700 | [diff] [blame] | 147 | ctrl->phy_isolation_enabled = phy_isolation_enabled; |
Padmanabhan Komanduru | 8ee8ee5 | 2016-12-19 12:10:51 +0530 | [diff] [blame] | 148 | dsi_catalog_cmn_init(ctrl, version); |
Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 149 | break; |
| 150 | default: |
| 151 | return -ENOTSUPP; |
| 152 | } |
| 153 | |
| 154 | return rc; |
| 155 | } |
| 156 | |
| 157 | /** |
Padmanabhan Komanduru | 56611ef | 2016-12-19 12:21:11 +0530 | [diff] [blame] | 158 | * dsi_catalog_phy_2_0_init() - catalog init for DSI PHY 14nm |
Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 159 | */ |
Padmanabhan Komanduru | 56611ef | 2016-12-19 12:21:11 +0530 | [diff] [blame] | 160 | static void dsi_catalog_phy_2_0_init(struct dsi_phy_hw *phy) |
Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 161 | { |
Padmanabhan Komanduru | 56611ef | 2016-12-19 12:21:11 +0530 | [diff] [blame] | 162 | phy->ops.regulator_enable = dsi_phy_hw_v2_0_regulator_enable; |
| 163 | phy->ops.regulator_disable = dsi_phy_hw_v2_0_regulator_disable; |
| 164 | phy->ops.enable = dsi_phy_hw_v2_0_enable; |
| 165 | phy->ops.disable = dsi_phy_hw_v2_0_disable; |
Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 166 | phy->ops.calculate_timing_params = |
Padmanabhan Komanduru | 56611ef | 2016-12-19 12:21:11 +0530 | [diff] [blame] | 167 | dsi_phy_hw_calculate_timing_params; |
| 168 | phy->ops.phy_idle_on = dsi_phy_hw_v2_0_idle_on; |
| 169 | phy->ops.phy_idle_off = dsi_phy_hw_v2_0_idle_off; |
| 170 | phy->ops.calculate_timing_params = |
| 171 | dsi_phy_hw_calculate_timing_params; |
Padmanabhan Komanduru | ee89d21 | 2016-12-19 12:51:31 +0530 | [diff] [blame] | 172 | phy->ops.phy_timing_val = dsi_phy_hw_timing_val_v2_0; |
Padmanabhan Komanduru | 56611ef | 2016-12-19 12:21:11 +0530 | [diff] [blame] | 173 | } |
| 174 | |
| 175 | /** |
| 176 | * dsi_catalog_phy_3_0_init() - catalog init for DSI PHY 10nm |
| 177 | */ |
| 178 | static void dsi_catalog_phy_3_0_init(struct dsi_phy_hw *phy) |
| 179 | { |
| 180 | phy->ops.regulator_enable = dsi_phy_hw_v3_0_regulator_enable; |
| 181 | phy->ops.regulator_disable = dsi_phy_hw_v3_0_regulator_disable; |
| 182 | phy->ops.enable = dsi_phy_hw_v3_0_enable; |
| 183 | phy->ops.disable = dsi_phy_hw_v3_0_disable; |
| 184 | phy->ops.calculate_timing_params = |
| 185 | dsi_phy_hw_calculate_timing_params; |
| 186 | phy->ops.ulps_ops.wait_for_lane_idle = |
| 187 | dsi_phy_hw_v3_0_wait_for_lane_idle; |
| 188 | phy->ops.ulps_ops.ulps_request = |
| 189 | dsi_phy_hw_v3_0_ulps_request; |
| 190 | phy->ops.ulps_ops.ulps_exit = |
| 191 | dsi_phy_hw_v3_0_ulps_exit; |
| 192 | phy->ops.ulps_ops.get_lanes_in_ulps = |
| 193 | dsi_phy_hw_v3_0_get_lanes_in_ulps; |
Veera Sundaram Sankaran | bb3680f | 2017-04-21 13:20:46 -0700 | [diff] [blame] | 194 | phy->ops.ulps_ops.is_lanes_in_ulps = |
| 195 | dsi_phy_hw_v3_0_is_lanes_in_ulps; |
Padmanabhan Komanduru | ee89d21 | 2016-12-19 12:51:31 +0530 | [diff] [blame] | 196 | phy->ops.phy_timing_val = dsi_phy_hw_timing_val_v3_0; |
Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 197 | } |
| 198 | |
| 199 | /** |
| 200 | * dsi_catalog_phy_setup() - return catalog info for dsi phy hardware |
| 201 | * @ctrl: Pointer to DSI PHY hw object. |
| 202 | * @version: DSI PHY version. |
| 203 | * @index: DSI PHY instance ID. |
| 204 | * |
| 205 | * This function setups the catalog information in the dsi_phy_hw object. |
| 206 | * |
| 207 | * return: error code for failure and 0 for success. |
| 208 | */ |
| 209 | int dsi_catalog_phy_setup(struct dsi_phy_hw *phy, |
| 210 | enum dsi_phy_version version, |
| 211 | u32 index) |
| 212 | { |
| 213 | int rc = 0; |
| 214 | |
| 215 | if (version == DSI_PHY_VERSION_UNKNOWN || |
| 216 | version >= DSI_PHY_VERSION_MAX) { |
| 217 | pr_err("Unsupported version: %d\n", version); |
| 218 | return -ENOTSUPP; |
| 219 | } |
| 220 | |
| 221 | phy->index = index; |
| 222 | set_bit(DSI_PHY_DPHY, phy->feature_map); |
| 223 | |
Padmanabhan Komanduru | 56611ef | 2016-12-19 12:21:11 +0530 | [diff] [blame] | 224 | dsi_phy_timing_calc_init(phy, version); |
| 225 | |
Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 226 | switch (version) { |
Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 227 | case DSI_PHY_VERSION_2_0: |
Padmanabhan Komanduru | 56611ef | 2016-12-19 12:21:11 +0530 | [diff] [blame] | 228 | dsi_catalog_phy_2_0_init(phy); |
| 229 | break; |
Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 230 | case DSI_PHY_VERSION_3_0: |
Padmanabhan Komanduru | 56611ef | 2016-12-19 12:21:11 +0530 | [diff] [blame] | 231 | dsi_catalog_phy_3_0_init(phy); |
| 232 | break; |
| 233 | case DSI_PHY_VERSION_0_0_HPM: |
| 234 | case DSI_PHY_VERSION_0_0_LPM: |
| 235 | case DSI_PHY_VERSION_1_0: |
Ajay Singh Parmar | 0e18781 | 2016-05-16 17:45:31 -0700 | [diff] [blame] | 236 | default: |
| 237 | return -ENOTSUPP; |
| 238 | } |
| 239 | |
| 240 | return rc; |
| 241 | } |
| 242 | |
| 243 | |