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/*
* drivers/video/fbdev/sunxi/disp2/disp/lcd/s2003t46/s2003t46g.c
*
* Copyright (c) 2007-2018 Allwinnertech Co., Ltd.
* Author: zhengxiaobin <[email protected]>
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*
lcd_used = <1>;
lcd_driver_name = "st7789v_cpu";
lcd_backlight = <150>;
lcd_if = <1>;
lcd_x = <240>;
lcd_y = <320>;
lcd_width = <108>;
lcd_height = <64>;
lcd_dclk_freq = <18>;
lcd_pwm_used = <1>;
lcd_pwm_ch = <8>;
lcd_pwm_freq = <50000>;
lcd_pwm_pol = <1>;
lcd_pwm_max_limit = <255>;
lcd_hbp = <60>;
lcd_ht = <298>;
lcd_hspw = <30>;
lcd_vbp = <340>;
lcd_vt = <336>;
lcd_vspw = <2>;
lcd_frm = <1>;
lcd_io_phase = <0x0000>;
lcd_hv_clk_phase = <0>;
lcd_hv_sync_polarity= <0>;
lcd_hv_data_polarity = <1>;
lcd_gamma_en = <0>;
lcd_bright_curve_en = <0>;
lcd_cmap_en = <0>;
lcdgamma4iep = <22>;
lcd_cpu_mode = <1>;
lcd_cpu_te = <1>;
lcd_cpu_if = <12>;
lcd_hv_if = <0>;
lcd_hv_srgb_seq = <0>;
lcd_rb_swap = <0>;
lcd_gpio_0 = <&pio PE 16 1 0 3 0>;
lcd_gpio_1 = <&pio PE 17 1 0 3 0>;
pinctrl-0 = <&rgb8_pins_a>;
pinctrl-1 = <&rgb8_pins_b>;
*/
#include "st7789v_cpu.h"
#define CPU_TRI_MODE
#define DBG_INFO(format, args...) (printk("[ST7789V LCD INFO] LINE:%04d-->%s:"format, __LINE__, __func__, ##args))
#define DBG_ERR(format, args...) (printk("[ST7789V LCD ERR] LINE:%04d-->%s:"format, __LINE__, __func__, ##args))
#define panel_reset(val) sunxi_lcd_gpio_set_value(sel, 0, val)
#define lcd_cs(val) sunxi_lcd_gpio_set_value(sel, 1, val)
static void lcd_panel_st7789v_init(u32 sel, 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 void LCD_cfg_panel_info(struct panel_extend_para *info)
{
#if 0
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));
#endif
}
static s32 LCD_open_flow(u32 sel)
{
LCD_OPEN_FUNC(sel, LCD_power_on, 120);
#ifdef CPU_TRI_MODE
LCD_OPEN_FUNC(sel, LCD_panel_init, 100);
LCD_OPEN_FUNC(sel, sunxi_lcd_tcon_enable, 50);
#else
LCD_OPEN_FUNC(sel, sunxi_lcd_tcon_enable, 100);
LCD_OPEN_FUNC(sel, LCD_panel_init, 50);
#endif
LCD_OPEN_FUNC(sel, LCD_bl_open, 0);
return 0;
}
static s32 LCD_close_flow(u32 sel)
{
LCD_CLOSE_FUNC(sel, LCD_bl_close, 20);
#ifdef CPU_TRI_MODE
LCD_CLOSE_FUNC(sel, sunxi_lcd_tcon_disable, 10);
LCD_CLOSE_FUNC(sel, LCD_panel_exit, 50);
#else
LCD_CLOSE_FUNC(sel, LCD_panel_exit, 10);
LCD_CLOSE_FUNC(sel, sunxi_lcd_tcon_disable, 10);
#endif
LCD_CLOSE_FUNC(sel, LCD_power_off, 0);
return 0;
}
static void LCD_power_on(u32 sel)
{
/*config lcd_power pin to open lcd power0 */
sunxi_lcd_power_enable(sel, 0);
sunxi_lcd_pin_cfg(sel, 1);
}
static void LCD_power_off(u32 sel)
{
/*lcd_cs, active low */
lcd_cs(1);
sunxi_lcd_delay_ms(10);
/*lcd_rst, active hight */
panel_reset(1);
sunxi_lcd_delay_ms(10);
sunxi_lcd_pin_cfg(sel, 0);
/*config lcd_power pin to close lcd power0 */
sunxi_lcd_power_disable(sel, 0);
}
static void LCD_bl_open(u32 sel)
{
sunxi_lcd_pwm_enable(sel);
/*config lcd_bl_en pin to open lcd backlight */
sunxi_lcd_backlight_enable(sel);
}
static void LCD_bl_close(u32 sel)
{
/*config lcd_bl_en pin to close lcd backlight */
sunxi_lcd_backlight_disable(sel);
sunxi_lcd_pwm_disable(sel);
}
/*static int bootup_flag = 0;*/
static void LCD_panel_init(u32 sel)
{
struct disp_panel_para *info =
kmalloc(sizeof(struct disp_panel_para), GFP_KERNEL);
DBG_INFO("\n");
bsp_disp_get_panel_info(sel, info);
lcd_panel_st7789v_init(sel, info);
disp_sys_free(info);
return;
}
static void LCD_panel_exit(u32 sel)
{
sunxi_lcd_cpu_write_index(0, 0x28);
sunxi_lcd_cpu_write_index(0, 0x10);
}
static void lcd_panel_st7789v_init(u32 sel, struct disp_panel_para *info)
{
DBG_INFO("\n");
/*lcd_cs, active low */
lcd_cs(0);
sunxi_lcd_delay_ms(10);
panel_reset(1);
sunxi_lcd_delay_ms(20);
panel_reset(0);
sunxi_lcd_delay_ms(20);
panel_reset(1);
sunxi_lcd_delay_ms(20);
sunxi_lcd_cpu_write_index(0, 0x11);
sunxi_lcd_delay_ms(120);
sunxi_lcd_cpu_write_index(0, 0x36);
sunxi_lcd_cpu_write_data(0, 0x00);
sunxi_lcd_cpu_write_index(0, 0x3a);
sunxi_lcd_cpu_write_data(0, 0x06);
sunxi_lcd_cpu_write_index(0, 0x21);
sunxi_lcd_cpu_write_index(0, 0xb2);
sunxi_lcd_cpu_write_data(0, 0x05);
sunxi_lcd_cpu_write_data(0, 0x05);
sunxi_lcd_cpu_write_data(0, 0x00);
sunxi_lcd_cpu_write_data(0, 0x33);
sunxi_lcd_cpu_write_data(0, 0x33);
sunxi_lcd_cpu_write_index(0, 0xb7);
sunxi_lcd_cpu_write_data(0, 0x35);
/*ST7789V Power setting */
sunxi_lcd_cpu_write_index(0, 0xb8);
sunxi_lcd_cpu_write_data(0, 0x2f);
sunxi_lcd_cpu_write_data(0, 0x2b);
sunxi_lcd_cpu_write_data(0, 0x2f);
sunxi_lcd_cpu_write_index(0, 0xbb);
sunxi_lcd_cpu_write_data(0, 0x20);
sunxi_lcd_cpu_write_index(0, 0xc0);
sunxi_lcd_cpu_write_data(0, 0x2c);
sunxi_lcd_cpu_write_index(0, 0xc2);
sunxi_lcd_cpu_write_data(0, 0x01);
sunxi_lcd_cpu_write_index(0, 0xc3);
sunxi_lcd_cpu_write_data(0, 0x0b);
sunxi_lcd_cpu_write_index(0, 0xc4);
sunxi_lcd_cpu_write_data(0, 0x20);
sunxi_lcd_cpu_write_index(0, 0xc6);
sunxi_lcd_cpu_write_data(0, 0x11);
sunxi_lcd_cpu_write_index(0, 0xd0);
sunxi_lcd_cpu_write_data(0, 0xa4);
sunxi_lcd_cpu_write_data(0, 0xa1);
sunxi_lcd_cpu_write_index(0, 0xe8);
sunxi_lcd_cpu_write_data(0, 0x03);
sunxi_lcd_cpu_write_index(0, 0xe9);
sunxi_lcd_cpu_write_data(0, 0x0d);
sunxi_lcd_cpu_write_data(0, 0x12);
sunxi_lcd_cpu_write_data(0, 0x00);
/*ST7789V gamma setting */
sunxi_lcd_cpu_write_index(0, 0xe0);
sunxi_lcd_cpu_write_data(0, 0xd0);
sunxi_lcd_cpu_write_data(0, 0x06);
sunxi_lcd_cpu_write_data(0, 0x0b);
sunxi_lcd_cpu_write_data(0, 0x0a);
sunxi_lcd_cpu_write_data(0, 0x09);
sunxi_lcd_cpu_write_data(0, 0x05);
sunxi_lcd_cpu_write_data(0, 0x2e);
sunxi_lcd_cpu_write_data(0, 0x43);
sunxi_lcd_cpu_write_data(0, 0x44);
sunxi_lcd_cpu_write_data(0, 0x09);
sunxi_lcd_cpu_write_data(0, 0x16);
sunxi_lcd_cpu_write_data(0, 0x15);
sunxi_lcd_cpu_write_data(0, 0x23);
sunxi_lcd_cpu_write_data(0, 0x27);
sunxi_lcd_cpu_write_index(0, 0xe1);
sunxi_lcd_cpu_write_data(0, 0xd0);
sunxi_lcd_cpu_write_data(0, 0x06);
sunxi_lcd_cpu_write_data(0, 0x0b);
sunxi_lcd_cpu_write_data(0, 0x09);
sunxi_lcd_cpu_write_data(0, 0x08);
sunxi_lcd_cpu_write_data(0, 0x06);
sunxi_lcd_cpu_write_data(0, 0x2e);
sunxi_lcd_cpu_write_data(0, 0x44);
sunxi_lcd_cpu_write_data(0, 0x44);
sunxi_lcd_cpu_write_data(0, 0x3a);
sunxi_lcd_cpu_write_data(0, 0x15);
sunxi_lcd_cpu_write_data(0, 0x15);
sunxi_lcd_cpu_write_data(0, 0x23);
sunxi_lcd_cpu_write_data(0, 0x26);
#if defined(CPU_TRI_MODE)
/* enable te, mode 0 */
sunxi_lcd_cpu_write_index(0, 0x35);
sunxi_lcd_cpu_write_data(0, 0x00);
sunxi_lcd_cpu_write_index(0, 0x44);
sunxi_lcd_cpu_write_data(0, 0x00);
sunxi_lcd_cpu_write_data(0, 0x80);
#endif
sunxi_lcd_cpu_write_index(0, 0x29);
sunxi_lcd_cpu_write_index(0, 0x2c);
}
/* panel driver name, must mach the name of lcd_drv_name in sys_config.fex */
struct __lcd_panel st7789v_cpu_panel = {
.name = "st7789v_cpu",
.func = {
.cfg_panel_info = LCD_cfg_panel_info,
.cfg_open_flow = LCD_open_flow,
.cfg_close_flow = LCD_close_flow,
},
};
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