/* Copyright Statement: * * This software/firmware and related documentation ("MediaTek Software") are * protected under relevant copyright laws. The information contained herein * is confidential and proprietary to MediaTek Inc. and/or its licensors. * Without the prior written permission of MediaTek inc. and/or its licensors, * any reproduction, modification, use or disclosure of MediaTek Software, * and information contained herein, in whole or in part, shall be strictly prohibited. */ /* MediaTek Inc. (C) 2015. All rights reserved. * * BY OPENING THIS FILE, RECEIVER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES * THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE") * RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO RECEIVER ON * AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT. * NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE * SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR * SUPPLIED WITH THE MEDIATEK SOFTWARE, AND RECEIVER AGREES TO LOOK ONLY TO SUCH * THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. RECEIVER EXPRESSLY ACKNOWLEDGES * THAT IT IS RECEIVER'S SOLE RESPONSIBILITY TO OBTAIN FROM ANY THIRD PARTY ALL PROPER LICENSES * CONTAINED IN MEDIATEK SOFTWARE. MEDIATEK SHALL ALSO NOT BE RESPONSIBLE FOR ANY MEDIATEK * SOFTWARE RELEASES MADE TO RECEIVER'S SPECIFICATION OR TO CONFORM TO A PARTICULAR * STANDARD OR OPEN FORUM. RECEIVER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND * CUMULATIVE LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED HEREUNDER WILL BE, * AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE, * OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY RECEIVER TO * MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE. */ #include "lcm_drv.h" #include #include #include // --------------------------------------------------------------------------- // Local Constants // --------------------------------------------------------------------------- #define FRAME_WIDTH (540) #define FRAME_HEIGHT (960) #define REGFLAG_DELAY 0xFE #define REGFLAG_END_OF_TABLE 0xFF /* END OF REGISTERS MARKER */ // --------------------------------------------------------------------------- // Local Variables // --------------------------------------------------------------------------- static LCM_UTIL_FUNCS lcm_util = { 0 }; #define SET_RESET_PIN(v) (lcm_util.set_reset_pin((v))) #define UDELAY(n) (lcm_util.udelay(n)) #define MDELAY(n) (lcm_util.mdelay(n)) // --------------------------------------------------------------------------- // Local Functions // --------------------------------------------------------------------------- #define dsi_set_cmdq_V2(cmd, count, ppara, force_update) lcm_util.dsi_set_cmdq_V2(cmd, count, ppara, force_update) #define dsi_set_cmdq(pdata, queue_size, force_update) lcm_util.dsi_set_cmdq(pdata, queue_size, force_update) #define wrtie_cmd(cmd) lcm_util.dsi_write_cmd(cmd) #define write_regs(addr, pdata, byte_nums) lcm_util.dsi_write_regs(addr, pdata, byte_nums) #define read_reg lcm_util.dsi_read_reg() #define read_reg_v2(cmd, buffer, buffer_size) lcm_util.dsi_dcs_read_lcm_reg_v2(cmd, buffer, buffer_size) static struct LCM_setting_table { unsigned cmd; unsigned char count; unsigned char para_list[64]; }; static struct LCM_setting_table lcm_initialization_setting[] = { /* Note : Data ID will depends on the following rule. count of parameters > 1 => Data ID = 0x39 count of parameters = 1 => Data ID = 0x15 count of parameters = 0 => Data ID = 0x05 Structure Format : {DCS command, count of parameters, {parameter list}} {REGFLAG_DELAY, milliseconds of time, {}}, ... Setting ending by predefined flag {REGFLAG_END_OF_TABLE, 0x00, {}} */ /* SET PASSWORD//10//F2//58 */ { 0xB9, 03, {0xFF, 0x83, 0x89} }, /* SET POWER HI */ { 0xB1, 20, {0x7F, 0x10, 0x10, 0x32, 0x32, 0x50, 0x10, 0xF2, 0x58, 0x80, 0x20, 0x20, 0xF8, 0xAA, 0xAA, 0xA0, 0x00, 0x80, 0x30, 0x00} }, { 0xB2, 10, {0x80, 0x50, 0x05, 0x07, 0x40, 0x38, 0x11, 0x64, 0x5D, 0x09} }, /* SET CYC HI */ { 0xB4, 11, {0x70, 0x70, 0x70, 0x70, 0x00, 0x00, 0x10, 0x76, 0x10, 0x76, 0xB0} }, /* SET GAMMA */ { 0xD3, 35, {0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x32, 0x10, 0x00, 0x00, 0x00, 0x03, 0xC6, 0x03, 0xC6, 0x00, 0x00, 0x00, 0x00, 0x35, 0x33, 0x04, 0x04, 0x37, 0x00, 0x00, 0x00, 0x05, 0x08, 0x00, 0x00, 0x0A, 0x00, 0x01} }, { 0xD5, 38, {0x18, 0x18, 0x18, 0x18, 0x19, 0x19, 0x18, 0x18, 0x20, 0x21, 0x24, 0x25, 0x18, 0x18, 0x18, 0x18, 0x00, 0x01, 0x04, 0x05, 0x02, 0x03, 0x06, 0x07, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18} }, { 0xD6, 38, {0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x19, 0x19, 0x25, 0x24, 0x21, 0x20, 0x18, 0x18, 0x18, 0x18, 0x07, 0x06, 0x03, 0x02, 0x05, 0x04, 0x01, 0x00, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18} }, { 0xCC, 01, {0x02} }, { 0xC7, 04, {0x00, 0x80, 0x00, 0xC0} }, { 0xD2, 01, {0x33} }, { 0xE0, 42, {0x00, 0x0F, 0x16, 0x35, 0x3B, 0x3F, 0x21, 0x43, 0x07, 0x0B, 0x0D, 0x18, 0x0E, 0x10, 0x12, 0x11, 0x13, 0x06, 0x10, 0x13, 0x18, 0x00, 0x0F, 0x15, 0x35, 0x3B, 0x3F, 0x21, 0x42, 0x07, 0x0B, 0x0D, 0x18, 0x0D, 0x11, 0x13, 0x11, 0x12, 0x07, 0x11, 0x12, 0x17} }, { 0xB6, 03, {0x88, 0x88, 0x00} }, { 0x35, 01, {0x00} }, { 0x11, 00, {} }, /* DISPLAY ON */ { 0x29, 00, {} }, /* stop loop */ { REGFLAG_END_OF_TABLE, 0, {0x00} } }; static struct LCM_setting_table lcm_set_window[] = { { 0x2A, 4, {0x00, 0x00, (FRAME_WIDTH>>8), (FRAME_WIDTH&0xFF)} }, { 0x2B, 4, {0x00, 0x00, (FRAME_HEIGHT>>8), (FRAME_HEIGHT&0xFF)} }, { REGFLAG_END_OF_TABLE, 0x00, {} } }; static struct LCM_setting_table lcm_sleep_out_setting[] = { // Sleep Out { 0x10, 0, {} }, { REGFLAG_DELAY, 120, {} }, // Display ON { 0x29, 0, {} }, { REGFLAG_END_OF_TABLE, 0x00, {} } }; static struct LCM_setting_table lcm_deep_sleep_mode_in_setting[] = { // Sleep Mode On { 0x10, 0, {} }, { REGFLAG_DELAY, 120, {} }, { REGFLAG_END_OF_TABLE, 0x00, {} } }; static struct LCM_setting_table lcm_backlight_level_setting[] = { { 0x51, 1, {0xFF} }, { REGFLAG_END_OF_TABLE, 0x00, {} } }; static void push_table(struct LCM_setting_table *table, unsigned int count, unsigned char force_update) { unsigned int i; for (i = 0; i < count; i++) { unsigned cmd; cmd = table[i].cmd; switch (cmd) { case REGFLAG_DELAY: MDELAY(table[i].count); break; case REGFLAG_END_OF_TABLE: break; default: dsi_set_cmdq_V2(cmd, table[i].count, table[i].para_list, force_update); } } } // --------------------------------------------------------------------------- // LCM Driver Implementations // --------------------------------------------------------------------------- static void lcm_set_util_funcs(const LCM_UTIL_FUNCS *util) { memcpy(&lcm_util, util, sizeof(LCM_UTIL_FUNCS)); } static void lcm_get_params(LCM_PARAMS *params) { memset(params, 0, sizeof(LCM_PARAMS)); params->type = LCM_TYPE_DSI; params->width = FRAME_WIDTH; params->height = FRAME_HEIGHT; // enable tearing-free params->dbi.te_mode = LCM_DBI_TE_MODE_VSYNC_ONLY; params->dbi.te_edge_polarity = LCM_POLARITY_RISING; params->dsi.mode = SYNC_PULSE_VDO_MODE; // DSI /* Command mode setting */ params->dsi.LANE_NUM = LCM_TWO_LANE; //The following defined the fomat for data coming from LCD engine. params->dsi.data_format.color_order = LCM_COLOR_ORDER_RGB; params->dsi.data_format.trans_seq = LCM_DSI_TRANS_SEQ_MSB_FIRST; params->dsi.data_format.padding = LCM_DSI_PADDING_ON_LSB; params->dsi.data_format.format = LCM_DSI_FORMAT_RGB888; // Highly depends on LCD driver capability. // Not support in MT6573 params->dsi.packet_size = 256; params->dsi.PS = LCM_PACKED_PS_24BIT_RGB888; params->dsi.vertical_sync_active = 2; params->dsi.vertical_backporch = 5; params->dsi.vertical_frontporch = 9; params->dsi.vertical_active_line = FRAME_HEIGHT; params->dsi.horizontal_sync_active = 40; params->dsi.horizontal_backporch = 41; params->dsi.horizontal_frontporch = 60; params->dsi.horizontal_active_pixel = FRAME_WIDTH; #ifndef CONFIG_FPGA_EARLY_PORTING params->dsi.PLL_CLOCK = 230; /* this value must be in MTK suggested table */ #else params->dsi.pll_div1 = 0; params->dsi.pll_div2 = 0; params->dsi.fbk_div = 0x1; #endif params->dsi.cont_clock = 1; params->dsi.clk_lp_per_line_enable = 0; params->dsi.esd_check_enable = 0; params->dsi.customization_esd_check_enable = 0; params->dsi.lcm_esd_check_table[0].cmd = 0x53; params->dsi.lcm_esd_check_table[0].count = 1; params->dsi.lcm_esd_check_table[0].para_list[0] = 0x24; } static unsigned int lcm_compare_id(void) { int array[4]; char buffer[3]; char id0 = 0; char id1 = 0; char id2 = 0; SET_RESET_PIN(0); MDELAY(200); SET_RESET_PIN(1); MDELAY(200); array[0] = 0x00033700; /* read id return two byte,version and id */ dsi_set_cmdq(array, 1, 1); read_reg_v2(0xDA, buffer, 1); array[0] = 0x00033700; /* read id return two byte,version and id */ dsi_set_cmdq(array, 1, 1); read_reg_v2(0xDB, buffer + 1, 1); array[0] = 0x00033700; /* read id return two byte,version and id */ dsi_set_cmdq(array, 1, 1); read_reg_v2(0xDC, buffer + 2, 1); id0 = buffer[0]; /* should be 0x00 */ id1 = buffer[1]; /* should be 0xaa */ id2 = buffer[2]; /* should be 0x55 */ #ifdef BUILD_LK dprintf(0, "%s, id0 = 0x%08x\n", __func__, id0); /* should be 0x00 */ dprintf(0, "%s, id1 = 0x%08x\n", __func__, id1); /* should be 0xaa */ dprintf(0, "%s, id2 = 0x%08x\n", __func__, id2); /* should be 0x55 */ #endif if ((id0 == 0x83) && (id1 == 0x89) && (id2 == 0x0C)) { dprintf(0, "[LK] Compare HX8389C LCM ID Success: 0x%x, 0x%x, 0x%x\n", id0, id1, id2); return 1; } else { dprintf(0, "[LK] Compare HX8389C LCM ID Failed: 0x%x, 0x%x, 0x%x\n", id0, id1, id2); return 0; } } static void lcm_init(void) { SET_RESET_PIN(1); SET_RESET_PIN(0); MDELAY(10); SET_RESET_PIN(1); MDELAY(20); push_table(lcm_initialization_setting, sizeof(lcm_initialization_setting) / sizeof(struct LCM_setting_table), 1); } static void lcm_suspend(void) { push_table(lcm_deep_sleep_mode_in_setting, sizeof(lcm_deep_sleep_mode_in_setting) / sizeof(struct LCM_setting_table), 1); } static void lcm_resume(void) { lcm_init(); } static void lcm_update(unsigned int x, unsigned int y, unsigned int width, unsigned int height) { unsigned int x0 = x; unsigned int y0 = y; unsigned int x1 = x0 + width - 1; unsigned int y1 = y0 + height - 1; unsigned char x0_MSB = ((x0>>8)&0xFF); unsigned char x0_LSB = (x0&0xFF); unsigned char x1_MSB = ((x1>>8)&0xFF); unsigned char x1_LSB = (x1&0xFF); unsigned char y0_MSB = ((y0>>8)&0xFF); unsigned char y0_LSB = (y0&0xFF); unsigned char y1_MSB = ((y1>>8)&0xFF); unsigned char y1_LSB = (y1&0xFF); unsigned int data_array[16]; data_array[0]= 0x00053902; data_array[1]= (x1_MSB<<24)|(x0_LSB<<16)|(x0_MSB<<8)|0x2a; data_array[2]= (x1_LSB); data_array[3]= 0x00053902; data_array[4]= (y1_MSB<<24)|(y0_LSB<<16)|(y0_MSB<<8)|0x2b; data_array[5]= (y1_LSB); data_array[6]= 0x002c3909; dsi_set_cmdq(&data_array, 7, 0); } static void lcm_setbacklight(unsigned int level) { unsigned int default_level = 145; unsigned int mapped_level = 0; //for LGE backlight IC mapping table if (level > 255) level = 255; if (level >0) mapped_level = default_level+(level)*(255-default_level)/(255); else mapped_level=0; // Refresh value of backlight level. lcm_backlight_level_setting[0].para_list[0] = mapped_level; push_table(lcm_backlight_level_setting, sizeof(lcm_backlight_level_setting) / sizeof(struct LCM_setting_table), 1); } static void lcm_setpwm(unsigned int divider) { // TBD } static unsigned int lcm_getpwm(unsigned int divider) { // ref freq = 15MHz, B0h setting 0x80, so 80.6% * freq is pwm_clk; // pwm_clk / 255 / 2(lcm_setpwm() 6th params) = pwm_duration = 23706 unsigned int pwm_clk = 23706 / (1<