/* u-boot-2014.07/drivers/video/sunxi/disp2/disp/lcd/lq101r1sx03.c
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*
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* Copyright (c) 2017 Allwinnertech Co., Ltd.
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*
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* lq101r1sx03 panel driver
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include "lq101r1sx03.h"
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static void lcd_power_on(u32 sel);
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static void lcd_power_off(u32 sel);
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static void lcd_bl_open(u32 sel);
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static void lcd_bl_close(u32 sel);
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static void lcd_panel_init(u32 sel);
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static void lcd_panel_exit(u32 sel);
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static u8 const mipi_dcs_pixel_format[4] = { 0x77, 0x66, 0x66, 0x55 };
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#define panel_reset(val) sunxi_lcd_gpio_set_value(sel, 0, val)
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#define power_en(val) sunxi_lcd_gpio_set_value(sel, 1, val)
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static void lcd_cfg_panel_info(struct panel_extend_para *info)
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{
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u32 i = 0, j = 0;
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u32 items;
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u8 lcd_gamma_tbl[][2] = {
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/* {input value, corrected value} */
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{0, 0},
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{15, 15},
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{30, 30},
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{45, 45},
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{60, 60},
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{75, 75},
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{90, 90},
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{105, 105},
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{120, 120},
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{135, 135},
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{150, 150},
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{165, 165},
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{180, 180},
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{195, 195},
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{210, 210},
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{225, 225},
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{240, 240},
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{255, 255},
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};
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u32 lcd_cmap_tbl[2][3][4] = {
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{
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{LCD_CMAP_G0, LCD_CMAP_B1, LCD_CMAP_G2, LCD_CMAP_B3},
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{LCD_CMAP_B0, LCD_CMAP_R1, LCD_CMAP_B2, LCD_CMAP_R3},
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{LCD_CMAP_R0, LCD_CMAP_G1, LCD_CMAP_R2, LCD_CMAP_G3},
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},
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{
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{LCD_CMAP_B3, LCD_CMAP_G2, LCD_CMAP_B1, LCD_CMAP_G0},
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{LCD_CMAP_R3, LCD_CMAP_B2, LCD_CMAP_R1, LCD_CMAP_B0},
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{LCD_CMAP_G3, LCD_CMAP_R2, LCD_CMAP_G1, LCD_CMAP_R0},
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},
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};
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items = sizeof(lcd_gamma_tbl) / 2;
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for (i = 0; i < items - 1; i++) {
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u32 num = lcd_gamma_tbl[i + 1][0] - lcd_gamma_tbl[i][0];
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for (j = 0; j < num; j++) {
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u32 value = 0;
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value = lcd_gamma_tbl[i][1] +
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((lcd_gamma_tbl[i + 1][1] - lcd_gamma_tbl[i][1]) * j) / num;
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info->lcd_gamma_tbl[lcd_gamma_tbl[i][0] + j] =
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(value << 16) + (value << 8) + value;
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}
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}
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info->lcd_gamma_tbl[255] =
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(lcd_gamma_tbl[items - 1][1] << 16) +
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(lcd_gamma_tbl[items - 1][1] << 8) + lcd_gamma_tbl[items - 1][1];
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memcpy(info->lcd_cmap_tbl, lcd_cmap_tbl, sizeof(lcd_cmap_tbl));
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}
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static s32 lcd_open_flow(u32 sel)
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{
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LCD_OPEN_FUNC(sel, lcd_power_on, 250);
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LCD_OPEN_FUNC(sel, lcd_panel_init, 10);
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LCD_OPEN_FUNC(sel, sunxi_lcd_tcon_enable, 50);
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LCD_OPEN_FUNC(sel, lcd_bl_open, 0);
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return 0;
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}
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static s32 lcd_close_flow(u32 sel)
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{
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LCD_CLOSE_FUNC(sel, lcd_bl_close, 0);
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LCD_CLOSE_FUNC(sel, lcd_panel_exit, 20);
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LCD_CLOSE_FUNC(sel, sunxi_lcd_tcon_disable, 0);
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LCD_CLOSE_FUNC(sel, lcd_power_off, 50);
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return 0;
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}
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static void lcd_power_on(u32 sel)
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{
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/* set lcd-rst to 0 */
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panel_reset(0);
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/* vcc-dsi */
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sunxi_lcd_power_enable(sel, 0);
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sunxi_lcd_delay_ms(10);
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/* vcc18-lcd */
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sunxi_lcd_power_enable(sel, 1);
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sunxi_lcd_delay_ms(10);
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/* vcc33-lcd */
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sunxi_lcd_power_enable(sel, 2);
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sunxi_lcd_delay_ms(10);
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power_en(1);
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sunxi_lcd_delay_ms(50);
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panel_reset(1);
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sunxi_lcd_delay_ms(10);
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panel_reset(0);
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sunxi_lcd_delay_ms(50);
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panel_reset(1);
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sunxi_lcd_delay_ms(10);
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sunxi_lcd_pin_cfg(sel, 1);
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}
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static void lcd_power_off(u32 sel)
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{
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sunxi_lcd_pin_cfg(sel, 0);
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sunxi_lcd_delay_ms(20);
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panel_reset(0);
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sunxi_lcd_delay_ms(5);
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power_en(0);
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sunxi_lcd_delay_ms(10);
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sunxi_lcd_power_disable(sel, 2);
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sunxi_lcd_delay_ms(5);
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sunxi_lcd_power_disable(sel, 1);
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sunxi_lcd_delay_ms(5);
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sunxi_lcd_power_disable(sel, 0);
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}
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static void lcd_bl_open(u32 sel)
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{
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sunxi_lcd_backlight_enable(sel);
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sunxi_lcd_pwm_enable(sel);
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}
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static void lcd_bl_close(u32 sel)
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{
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sunxi_lcd_backlight_disable(sel);
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sunxi_lcd_pwm_disable(sel);
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}
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static void lcd_panel_init(u32 sel)
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{
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sunxi_lcd_dsi_clk_enable(sel);
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sunxi_lcd_delay_ms(10);
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sunxi_lcd_dsi_dcs_write_0para(sel, DSI_DCS_EXIT_SLEEP_MODE);
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sunxi_lcd_delay_ms(40);
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sunxi_lcd_dsi_dcs_write_0para(sel+1, DSI_DCS_EXIT_SLEEP_MODE);
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sunxi_lcd_delay_ms(40);
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sunxi_lcd_dsi_dcs_write_0para(sel, DSI_DCS_SET_DISPLAY_ON);
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return;
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}
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static void lcd_panel_exit(u32 sel)
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{
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sunxi_lcd_dsi_dcs_write_0para(sel, DSI_DCS_SET_DISPLAY_OFF);
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sunxi_lcd_delay_ms(20);
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sunxi_lcd_dsi_dcs_write_0para(sel, DSI_DCS_ENTER_SLEEP_MODE);
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sunxi_lcd_delay_ms(80);
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return;
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}
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/*sel: 0:lcd0; 1:lcd1*/
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static s32 lcd_user_defined_func(u32 sel, u32 para1, u32 para2, u32 para3)
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{
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return 0;
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}
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/*sel: 0:lcd0; 1:lcd1*/
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static s32 lcd_set_bright(u32 sel, u32 bright)
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{
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return 0;
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}
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static int lcd_set_esd_info(struct disp_lcd_esd_info *p_info)
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{
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if (!p_info)
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return -1;
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p_info->level = 1;
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p_info->freq = 60;
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p_info->esd_check_func_pos = 1;
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return 0;
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}
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/**
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* @name :lcd_esd_check
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* @brief :check if panel is ok
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* @param[IN] :sel:index of dsi
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* @param[OUT] :none
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* @return :0 if ok, else not ok
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*/
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static s32 lcd_esd_check(u32 sel)
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{
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s32 ret = 0;
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u8 result[16] = {0};
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ret = sunxi_lcd_dsi_gen_short_read2p(0, 0x10, 0x0, result);
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if (result[0] != 0x3f)
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ret = -1;
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else
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ret = 0;
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return ret;
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}
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/**
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* @name :lcd_reset_panel
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* @brief :reset panel step
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* @param[IN] :sel:index of dsi
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* @param[OUT] :none
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* @return :0
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*/
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static s32 lcd_reset_panel(u32 sel)
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{
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sunxi_lcd_dsi_dcs_write_0para(sel, 0x28);
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sunxi_lcd_delay_ms(50);
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sunxi_lcd_dsi_dcs_write_0para(sel, 0x10);
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sunxi_lcd_delay_ms(200);
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sunxi_lcd_power_disable(sel, 1);
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sunxi_lcd_delay_ms(100);
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sunxi_lcd_power_enable(sel, 1);
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sunxi_lcd_delay_ms(260);
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lcd_panel_init(sel);
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sunxi_lcd_delay_ms(20);
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return 0;
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}
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struct __lcd_panel lq101r1sx03_panel = {
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/* panel driver name, must mach the name of lcd_drv_name in
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sys_config.fex */
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.name = "lq101r1sx03",
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.func = {
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.cfg_panel_info = lcd_cfg_panel_info,
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.cfg_open_flow = lcd_open_flow,
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.cfg_close_flow = lcd_close_flow,
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.lcd_user_defined_func = lcd_user_defined_func,
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.set_bright = lcd_set_bright,
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.esd_check = lcd_esd_check,
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.reset_panel = lcd_reset_panel,
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.set_esd_info = lcd_set_esd_info,
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}
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,
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};
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