/* * Allwinner SoCs display driver. * * Copyright (C) 2016 Allwinner. * * This file is licensed under the terms of the GNU General Public * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ #include "tm_dsi_panel.h" #include "panels.h" extern s32 bsp_disp_get_panel_info(u32 screen_id, struct disp_panel_para *info); static void LCD_power_on(u32 sel); static void LCD_power_off(u32 sel); static void LCD_bl_open(u32 sel); static void LCD_bl_close(u32 sel); static void LCD_panel_init(u32 sel); static void LCD_panel_exit(u32 sel); static u8 const mipi_dcs_pixel_format[4] = {0x77, 0x66, 0x66, 0x55}; #define panel_reset(val) sunxi_lcd_gpio_set_value(sel, 1, val) #define power_en(val) sunxi_lcd_gpio_set_value(sel, 0, val) static void LCD_cfg_panel_info(struct panel_extend_para *info) { u32 i = 0, j = 0; u32 items; u8 lcd_gamma_tbl[][2] = { /*{input value, corrected value} */ {0, 0}, {15, 15}, {30, 30}, {45, 45}, {60, 60}, {75, 75}, {90, 90}, {105, 105}, {120, 120}, {135, 135}, {150, 150}, {165, 165}, {180, 180}, {195, 195}, {210, 210}, {225, 225}, {240, 240}, {255, 255}, }; u32 lcd_cmap_tbl[2][3][4] = { { {LCD_CMAP_G0, LCD_CMAP_B1, LCD_CMAP_G2, LCD_CMAP_B3}, {LCD_CMAP_B0, LCD_CMAP_R1, LCD_CMAP_B2, LCD_CMAP_R3}, {LCD_CMAP_R0, LCD_CMAP_G1, LCD_CMAP_R2, LCD_CMAP_G3}, }, { {LCD_CMAP_B3, LCD_CMAP_G2, LCD_CMAP_B1, LCD_CMAP_G0}, {LCD_CMAP_R3, LCD_CMAP_B2, LCD_CMAP_R1, LCD_CMAP_B0}, {LCD_CMAP_G3, LCD_CMAP_R2, LCD_CMAP_G1, LCD_CMAP_R0}, }, }; items = sizeof(lcd_gamma_tbl) / 2; for (i = 0; i < items - 1; i++) { u32 num = lcd_gamma_tbl[i + 1][0] - lcd_gamma_tbl[i][0]; for (j = 0; j < num; j++) { u32 value = 0; value = lcd_gamma_tbl[i][1] + ((lcd_gamma_tbl[i + 1][1] - lcd_gamma_tbl[i][1]) * j) / num; info->lcd_gamma_tbl[lcd_gamma_tbl[i][0] + j] = (value << 16) + (value << 8) + value; } } info->lcd_gamma_tbl[255] = (lcd_gamma_tbl[items - 1][1] << 16) + (lcd_gamma_tbl[items - 1][1] << 8) + lcd_gamma_tbl[items - 1][1]; memcpy(info->lcd_cmap_tbl, lcd_cmap_tbl, sizeof(lcd_cmap_tbl)); } static s32 LCD_open_flow(u32 sel) { LCD_OPEN_FUNC(sel, LCD_power_on, 100); /* open lcd power, and delay 50ms */ LCD_OPEN_FUNC(sel, LCD_panel_init, 200); /* open lcd power, than delay 200ms */ LCD_OPEN_FUNC(sel, sunxi_lcd_tcon_enable, 50); /* open lcd controller, and delay 100ms */ LCD_OPEN_FUNC(sel, LCD_bl_open, 0); /* open lcd backlight, and delay 0ms */ return 0; } static s32 LCD_close_flow(u32 sel) { LCD_CLOSE_FUNC(sel, LCD_bl_close, 200); /* close lcd backlight, and delay 0ms */ LCD_CLOSE_FUNC(sel, sunxi_lcd_tcon_disable, 20); /* close lcd controller, and delay 0ms */ LCD_CLOSE_FUNC(sel, LCD_panel_exit, 10); /* open lcd power, than delay 200ms */ LCD_CLOSE_FUNC(sel, LCD_power_off, 500); /* close lcd power, and delay 500ms */ return 0; } static void LCD_power_on(u32 sel) { sunxi_lcd_pin_cfg(sel, 1); sunxi_lcd_power_enable(sel, 0); sunxi_lcd_delay_ms(5); sunxi_lcd_power_enable(sel, 1); sunxi_lcd_delay_ms(5); sunxi_lcd_power_enable(sel, 2); sunxi_lcd_delay_ms(5); power_en(1); sunxi_lcd_delay_ms(20); panel_reset(0); sunxi_lcd_delay_ms(10); panel_reset(1); } static void LCD_power_off(u32 sel) { sunxi_lcd_pin_cfg(sel, 0); power_en(0); sunxi_lcd_delay_ms(20); panel_reset(0); sunxi_lcd_delay_ms(5); sunxi_lcd_power_disable( sel, 2); /* config lcd_power pin to close lcd power2 */ sunxi_lcd_delay_ms(5); sunxi_lcd_power_disable( sel, 1); /* config lcd_power pin to close lcd power1 */ sunxi_lcd_delay_ms(5); sunxi_lcd_power_disable( sel, 0); /* config lcd_power pin to close lcd power */ } static void LCD_bl_open(u32 sel) { sunxi_lcd_pwm_enable(sel); sunxi_lcd_delay_ms(50); sunxi_lcd_backlight_enable( sel); /* config lcd_bl_en pin to open lcd backlight */ } static void LCD_bl_close(u32 sel) { sunxi_lcd_backlight_disable( sel); /* config lcd_bl_en pin to close lcd backlight */ sunxi_lcd_delay_ms(20); sunxi_lcd_pwm_disable(sel); } #define REGFLAG_DELAY 0XFE #define REGFLAG_END_OF_TABLE 0xFF /* END OF REGISTERS MARKER */ struct LCM_setting_table { u8 cmd; u32 count; u8 para_list[64]; }; /*add panel initialization code*/ static struct LCM_setting_table LCM_TM040YVZG31_setting[] = { {0xB9, 3, {0xFF, 0x83, 0x69} }, /*Set Power*/ {0xB1, 19, {0x01, 0x00, 0x34, 0x0A, 0x00, 0x11, 0x11, 0x2F, 0x37, 0x3F, 0x3F, 0x07, 0x3A, 0x01, 0xE6, 0xE6, 0xE6, 0xE6, 0xE6} }, /* set display,0x2B DSI video mode * 0x20 DSI command mod */ {0xB2, 15, {0x00, 0x2B, 0x03, 0x03, 0x70, 0x00, 0xFF, 0x00, 0x00, 0x00, 0x00, 0x03, 0x03, 0x00, 0x01} }, /*set display 480*800 *0x00 column inversion, 0x01 1-dot inversion *0x02 2-dot inversion, 0x3 zig-zag inversion */ {0xB4, 5, {0x00, 0x18, 0x70, 0x00, 0x00} }, /*Set VCOM*/ {0xB6, 2, {0x4a, 0x4a} }, /*set enable chopper function*/ {0x36, 1, {0x00} }, /*set GIP*/ {0xD5, 26, {0x00, 0x00, 0x03, 0x37, 0x01, 0x02, 0x00, 0x70, 0x11, 0x13, 0x00, 0x00, 0x60, 0x24, 0x71, 0x35, 0x00, 0x00, 0x60, 0x24, 0x71, 0x35, 0x07, 0x0F, 0x00, 0x04 } }, /*R Gamma*/ {0xE0, 34, {0x04, 0x1F, 0x25, 0x2B, 0X3E, 0x35, 0x34, 0x4A, 0x08, 0x0E, 0x0F, 0x14, 0x16, 0x14, 0x15, 0x14, 0x1F, 0x04, 0x1F, 0x25, 0x2B, 0x3E, 0x35, 0x34, 0x4A, 0x08, 0x0E, 0x0F, 0x14, 0x16, 0x14, 0x15, 0x14, 0x1F} }, {0xCC, 1, {0x02 } }, {0x3A, 1, {0x77 } }, /*set mipi, 0x11 two lanes, 0x10 one lane*/ {0xBA, 13, {0x00, 0xA0, 0xC6, 0x00, 0x0A, 0x00, 0x10, 0x30, 0x6F, 0x02, 0x11, 0x18, 0x40} }, /*sleep exit*/ {0x11, 0, {0x00 } }, {REGFLAG_DELAY, REGFLAG_DELAY, {120} }, /*display on*/ {0x29, 0, {0x00 } }, {REGFLAG_DELAY, REGFLAG_DELAY, {10} }, {REGFLAG_END_OF_TABLE, REGFLAG_END_OF_TABLE, {} } }; static void LCD_panel_init(u32 sel) { __u32 i; char model_name[25]; disp_sys_script_get_item("lcd0", "lcd_model_name", (int *)model_name, 25); sunxi_lcd_dsi_clk_enable(sel); sunxi_lcd_delay_ms(20); for (i = 0;; i++) { if (LCM_TM040YVZG31_setting[i].count == REGFLAG_END_OF_TABLE) break; else if (LCM_TM040YVZG31_setting[i].count == REGFLAG_DELAY) sunxi_lcd_delay_ms( LCM_TM040YVZG31_setting[i].para_list[0]); #ifdef SUPPORT_DSI else dsi_dcs_wr(sel, LCM_TM040YVZG31_setting[i].cmd, LCM_TM040YVZG31_setting[i].para_list, LCM_TM040YVZG31_setting[i].count); #endif } } static void LCD_panel_exit(u32 sel) { sunxi_lcd_dsi_dcs_write_0para(sel, DSI_DCS_SET_DISPLAY_OFF); sunxi_lcd_delay_ms(20); sunxi_lcd_dsi_dcs_write_0para(sel, DSI_DCS_ENTER_SLEEP_MODE); sunxi_lcd_delay_ms(80); } /* sel: 0:lcd0; 1:lcd1 */ static s32 LCD_user_defined_func(u32 sel, u32 para1, u32 para2, u32 para3) { return 0; } /* sel: 0:lcd0; 1:lcd1 */ /*static s32 LCD_set_bright(u32 sel, u32 bright)*/ /*{*/ /*sunxi_lcd_dsi_dcs_write_1para(sel,0x51,bright);*/ /*return 0;*/ /*}*/ struct __lcd_panel tm_dsi_panel = { /* panel driver name, must mach the name of * lcd_drv_name in sys_config.fex */ .name = "tm_dsi_panel", .func = { .cfg_panel_info = LCD_cfg_panel_info, .cfg_open_flow = LCD_open_flow, .cfg_close_flow = LCD_close_flow, .lcd_user_defined_func = LCD_user_defined_func, /*.set_bright = LCD_set_bright, */ }, };