From 8e4bff4cab0ddac6060645b0715210484d02ff40 Mon Sep 17 00:00:00 2001 From: Yuval Adam <_@yuv.al> Date: Wed, 30 Aug 2017 08:25:59 +0000 Subject: Initial file dump from open source release --- drivers/video/sprdfb/lcd/lcd_nt35502_mipi.c | 300 ++++++++++++++++++++++++++++ 1 file changed, 300 insertions(+) create mode 100755 drivers/video/sprdfb/lcd/lcd_nt35502_mipi.c (limited to 'drivers/video/sprdfb/lcd/lcd_nt35502_mipi.c') diff --git a/drivers/video/sprdfb/lcd/lcd_nt35502_mipi.c b/drivers/video/sprdfb/lcd/lcd_nt35502_mipi.c new file mode 100755 index 00000000..cccb146f --- /dev/null +++ b/drivers/video/sprdfb/lcd/lcd_nt35502_mipi.c @@ -0,0 +1,300 @@ +#include +#include +#include +#include "../sprdfb_panel.h" +#include + +#define LCD_DEBUG +#ifdef LCD_DEBUG +#define LCD_PRINT printk +#else +#define LCD_PRINT(...) +#endif + +#define MAX_DATA 100 + +typedef struct LCM_Init_Code_tag { + unsigned int tag; + unsigned char data[MAX_DATA]; +}LCM_Init_Code; + +typedef struct LCM_force_cmd_code_tag{ + unsigned int datatype; + LCM_Init_Code real_cmd_code; +}LCM_Force_Cmd_Code; + +#define LCM_TAG_SHIFT 24 +#define LCM_TAG_MASK ((1 << 24) -1) +#define LCM_SEND(len) ((1 << LCM_TAG_SHIFT)| len) +#define LCM_SLEEP(ms) ((2 << LCM_TAG_SHIFT)| ms) +//#define ARRAY_SIZE(array) ( sizeof(array) / sizeof(array[0])) + +#define LCM_TAG_SEND (1<< 0) +#define LCM_TAG_SLEEP (1 << 1) + +static LCM_Init_Code init_data[] = { + //Power setting Sequence + {LCM_SEND(8),{6,0,0xF0,0x55,0xAA,0x52,0x08,0x01}}, + {LCM_SEND(4),{2,0,0xB0,0x08}}, + {LCM_SEND(4),{2,0,0xB2,0x40}}, + {LCM_SEND(4),{2,0,0xB3,0x28}}, + {LCM_SEND(4),{2,0,0xB4,0x19}}, + {LCM_SEND(4),{2,0,0xB5,0x54}}, + {LCM_SEND(4),{2,0,0xB9,0x36}}, + {LCM_SEND(4),{2,0,0xBA,0x024}}, + {LCM_SEND(5),{3,0,0xBC,0xA0,0x00}}, + {LCM_SEND(5),{3,0,0xBD,0xA0,0x00}}, + + + //gamma setting + {LCM_SEND(19),{17,0,0xD1,0x00,0x3D,0x00,0x67,0x00,0x97,0x00,0xBE,0x00,0xE4,0x01,0x1B,0x01,0x45,0x01,0x80}}, + {LCM_SEND(19),{17,0,0xD2,0x01,0xA8,0x01,0xDF,0x02,0x06,0x02,0x3C,0x02,0x65,0x02,0x66,0x02,0x89,0x02,0xAC}}, + {LCM_SEND(19),{17,0,0xD3,0x02,0xC0,0x02,0xD8,0x02,0xE6,0x02,0xF8,0x03,0x04,0x03,0x14,0x03,0x1E,0x03,0x2B}}, + {LCM_SEND(7),{5,0,0xD4,0x03,0x5A,0x03,0x9A}}, + {LCM_SEND(19),{17,0,0xD5,0x00,0x3D,0x00,0x67,0x00,0x97,0x00,0xBE,0x00,0xE4,0x01,0x1B,0x01,0x45,0x01,0x80}}, + {LCM_SEND(19),{17,0,0xD6,0x01,0xA8,0x01,0xDF,0x02,0x06,0x02,0x3C,0x02,0x65,0x02,0x66,0x02,0x89,0x02,0xAC}}, + {LCM_SEND(19),{17,0,0xD7,0x02,0xC0,0x02,0xD8,0x02,0xE6,0x02,0xF8,0x03,0x04,0x03,0x14,0x03,0x1E,0x03,0x2B}}, + {LCM_SEND(7),{5,0,0xD8,0x03,0x5A,0x03,0x9A}}, + {LCM_SEND(19),{17,0,0xD9,0x00,0x3D,0x00,0x67,0x00,0x97,0x00,0xBE,0x00,0xE4,0x01,0x1B,0x01,0x45,0x01,0x80}}, + {LCM_SEND(19),{17,0,0xDD,0x01,0xA8,0x01,0xDF,0x02,0x06,0x02,0x3C,0x02,0x65,0x02,0x66,0x02,0x89,0x02,0xAC}}, + {LCM_SEND(19),{17,0,0xDE,0x02,0xC0,0x02,0xD8,0x02,0xE6,0x02,0xF8,0x03,0x04,0x03,0x14,0x03,0x1E,0x03,0x2B}}, + {LCM_SEND(7),{5,0,0xDF,0x03,0x5A,0x03,0x9A}}, + {LCM_SEND(19),{17,0,0xE0,0x00,0x3D,0x00,0x67,0x00,0x97,0x00,0xBE,0x00,0xE4,0x01,0x1B,0x01,0x45,0x01,0x80}}, + {LCM_SEND(19),{17,0,0xE1,0x01,0xA8,0x01,0xDF,0x02,0x06,0x02,0x3C,0x02,0x65,0x02,0x66,0x02,0x89,0x02,0xAC}}, + {LCM_SEND(19),{17,0,0xE2,0x02,0xC0,0x02,0xD8,0x02,0xE6,0x02,0xF8,0x03,0x04,0x03,0x14,0x03,0x1E,0x03,0x2B}}, + {LCM_SEND(7),{5,0,0xE3,0x03,0x5A,0x03,0x9A}}, + {LCM_SEND(19),{17,0,0xE4,0x00,0x3D,0x00,0x67,0x00,0x97,0x00,0xBE,0x00,0xE4,0x01,0x1B,0x01,0x45,0x01,0x80}}, + {LCM_SEND(19),{17,0,0xE5,0x01,0xA8,0x01,0xDF,0x02,0x06,0x02,0x3C,0x02,0x65,0x02,0x66,0x02,0x89,0x02,0xAC}}, + {LCM_SEND(19),{17,0,0xE6,0x02,0xC0,0x02,0xD8,0x02,0xE6,0x02,0xF8,0x03,0x04,0x03,0x14,0x03,0x1E,0x03,0x2B}}, + {LCM_SEND(7),{5,0,0xE7,0x03,0x5A,0x03,0x9A}}, + {LCM_SEND(19),{17,0,0xE8,0x00,0x3D,0x00,0x67,0x00,0x97,0x00,0xBE,0x00,0xE4,0x01,0x1B,0x01,0x45,0x01,0x80}}, + {LCM_SEND(19),{17,0,0xE9,0x01,0xA8,0x01,0xDF,0x02,0x06,0x02,0x3C,0x02,0x65,0x02,0x66,0x02,0x89,0x02,0xAC}}, + {LCM_SEND(19),{17,0,0xEA,0x02,0xC0,0x02,0xD8,0x02,0xE6,0x02,0xF8,0x03,0x04,0x03,0x14,0x03,0x1E,0x03,0x2B}}, + {LCM_SEND(7),{5,0,0xEB,0x03,0x5A,0x03,0x9A}}, + + //initializing sequence + + {LCM_SEND(8),{6,0,0xF0,0x55,0xAA,0x52,0x08,0x00}}, + {LCM_SEND(5),{3,0,0xB1,0x16,0x08}}, + {LCM_SEND(5),{3,0,0xB4,0x08,0x50}}, + {LCM_SEND(4),{2,0,0xB6,0x03}}, + {LCM_SEND(5),{3,0,0xB7,0x70,0x70}}, + {LCM_SEND(5),{3,0,0xB8,0x61,0x66}}, + {LCM_SEND(4),{2,0,0xBC,0x02}}, + + {LCM_SEND(21),{19,0,0xC8,0x80,0x00,0x46,0x64,0x46,0x64,0x46,0x64,0x46,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64,0x64}}, + {LCM_SEND(8),{6,0,0xF0,0x55,0xAA,0x52,0x00,0x00}}, + {LCM_SEND(7),{5,0,0xFF,0xAA,0x55,0x25,0x01}}, + {LCM_SEND(4),{2,0,0x6F,0x02}}, + {LCM_SEND(4),{2,0,0xF4,0x57}}, + {LCM_SEND(6),{4,0,0xAA,0x55,0x25,0x00}}, + {LCM_SEND(4),{2,0,0x36,0x00}}, + {LCM_SEND(4),{2,0,0x35,0x00}}, + {LCM_SEND(4),{2,0,0x0B,0xD8}}, + + //Display on + {LCM_SEND(1),{0x11}}, + {LCM_SLEEP(120)}, + {LCM_SEND(1),{0x29}}, + {LCM_SLEEP(100)}, + +}; + +static LCM_Init_Code disp_on[] = { + {LCM_SEND(1),{0x11}}, + {LCM_SLEEP(120)}, + {LCM_SEND(1),{0x29}}, + {LCM_SLEEP(100)}, + +}; + +static LCM_Init_Code sleep_in[] = { + {LCM_SEND(1), {0x28}}, + {LCM_SLEEP(150)}, //>150ms + {LCM_SEND(1), {0x10}}, + {LCM_SLEEP(150)}, //>150ms +}; + +static LCM_Init_Code sleep_out[] = { + {LCM_SEND(1), {0x11}}, + {LCM_SLEEP(120)},//>120ms + {LCM_SEND(1), {0x29}}, + {LCM_SLEEP(20)}, //>20ms +}; +static int32_t nt35502_mipi_init(struct panel_spec *self) +{ + int32_t i; + LCM_Init_Code *init = init_data; + unsigned int tag; + + mipi_set_cmd_mode_t mipi_set_cmd_mode = self->info.mipi->ops->mipi_set_cmd_mode; + mipi_dcs_write_t mipi_dcs_write = self->info.mipi->ops->mipi_dcs_write; + mipi_eotp_set_t mipi_eotp_set = self->info.mipi->ops->mipi_eotp_set; + + printk("kernel nt35502_mipi_init\n"); + + mipi_set_cmd_mode(); + mipi_eotp_set(0,0); + + for(i = 0; i < ARRAY_SIZE(init_data); i++){ + tag = (init->tag >>24); + if(tag & LCM_TAG_SEND){ + mipi_dcs_write(init->data, (init->tag & LCM_TAG_MASK)); + udelay(20); + }else if(tag & LCM_TAG_SLEEP){ + msleep(init->tag & LCM_TAG_MASK); + } + init++; + } + mipi_eotp_set(0,0); + + return 0; +} + +static uint32_t nt35502_readid(struct panel_spec *self) +{ + int32_t j =0; + uint8_t read_data[4] = {0}; + int32_t read_rtn = 0; + uint8_t param[2] = {0}; + mipi_set_cmd_mode_t mipi_set_cmd_mode = self->info.mipi->ops->mipi_set_cmd_mode; + mipi_force_write_t mipi_force_write = self->info.mipi->ops->mipi_force_write; + mipi_force_read_t mipi_force_read = self->info.mipi->ops->mipi_force_read; + mipi_eotp_set_t mipi_eotp_set = self->info.mipi->ops->mipi_eotp_set; + + LCD_PRINT("kernel lcd_nt35502_mipi read id!\n"); + + mipi_set_cmd_mode(); + mipi_eotp_set(0,0); + + for(j = 0; j < 4; j++){ + param[0] = 0x01; + param[1] = 0x00; + mipi_force_write(0x04, param, 2); + read_rtn = mipi_force_read(0xda,1,&read_data[0]); + LCD_PRINT("lcd_nt35502_mipi read id 0xda value is 0x%x!\n",read_data[0]); + read_rtn = mipi_force_read(0xdb,1,&read_data[1]); + LCD_PRINT("lcd_nt35502_mipi read id 0xdb value is 0x%x!\n",read_data[1]); + read_rtn = mipi_force_read(0xdc,1,&read_data[2]); + LCD_PRINT("lcd_nt35502_mipi read id 0xdc value is 0x%x!\n",read_data[2]); + + // if((0x55 == read_data[0])&&(0xbc == read_data[1])&&(0x90 == read_data[2])){ + printk("lcd_nt35502_mipi read id success!\n"); + return 0x8370; + // } + } + + mipi_eotp_set(0,0); + + return 0; +} + + +static int32_t nt35502_enter_sleep(struct panel_spec *self, uint8_t is_sleep) +{ + int32_t i; + LCM_Init_Code *sleep_in_out = NULL; + unsigned int tag; + int32_t size = 0; + + mipi_set_cmd_mode_t mipi_set_cmd_mode = self->info.mipi->ops->mipi_set_cmd_mode; + mipi_dcs_write_t mipi_dcs_write = self->info.mipi->ops->mipi_dcs_write; + mipi_eotp_set_t mipi_eotp_set = self->info.mipi->ops->mipi_eotp_set; + + printk("kernel nt35502_enter_sleep, is_sleep = %d\n", is_sleep); + + if(is_sleep){ + sleep_in_out = sleep_in; + size = ARRAY_SIZE(sleep_in); + }else{ + sleep_in_out = sleep_out; + size = ARRAY_SIZE(sleep_out); + } + + mipi_set_cmd_mode(); + mipi_eotp_set(0,0); + + for(i = 0; i tag >>24); + if(tag & LCM_TAG_SEND){ + mipi_dcs_write(sleep_in_out->data, (sleep_in_out->tag & LCM_TAG_MASK)); + }else if(tag & LCM_TAG_SLEEP){ + msleep(sleep_in_out->tag & LCM_TAG_MASK); + } + sleep_in_out++; + } + mipi_eotp_set(0,0); + + return 0; +} + +static struct panel_operations lcd_nt35502_mipi_operations = { + .panel_init = nt35502_mipi_init, + .panel_readid = nt35502_readid, + .panel_enter_sleep = nt35502_enter_sleep, +}; + +static struct timing_rgb lcd_nt35502_mipi_timing = { + .hfp = 160, /* unit: pixel */ + .hbp = 20, + .hsync = 20, + .vfp = 1, /*unit: line*/ + .vbp = 11, + .vsync = 4, +}; + + +static struct info_mipi lcd_nt35502_mipi_info = { + .work_mode = SPRDFB_MIPI_MODE_VIDEO, + .video_bus_width = 24, /*18,16*/ + .lan_number = 2, + .phy_feq =500*1000, + .h_sync_pol = SPRDFB_POLARITY_POS, + .v_sync_pol = SPRDFB_POLARITY_POS, + .de_pol = SPRDFB_POLARITY_POS, + .te_pol = SPRDFB_POLARITY_POS, + .color_mode_pol = SPRDFB_POLARITY_NEG, + .shut_down_pol = SPRDFB_POLARITY_NEG, + .timing = &lcd_nt35502_mipi_timing, + .ops = NULL, +}; + +struct panel_spec lcd_nt35502_mipi_spec = { + .width = 480, + .height = 800, + .fps = 62, + .type = LCD_MODE_DSI, + .direction = LCD_DIRECT_NORMAL, + .info = { + .mipi = &lcd_nt35502_mipi_info + }, + .ops = &lcd_nt35502_mipi_operations, +}; +struct panel_cfg lcd_nt35502_mipi = { + /* this panel can only be main lcd */ + .dev_id = SPRDFB_MAINLCD_ID, + .lcd_id = 0x8370, + .lcd_name = "lcd_nt35502_mipi", + .panel = &lcd_nt35502_mipi_spec, +}; + +//temp code +static int __init lcd_nt35502_mipi_init(void) +{ +/* + printk("nt35502_mipi_init: set lcd backlight.\n"); + + if (gpio_request(214, "LCD_BL")) { + printk("Failed ro request LCD_BL GPIO_%d \n", + 214); + return -ENODEV; + } + gpio_direction_output(214, 1); + gpio_set_value(214, 1); +*/ + + return sprdfb_panel_register(&lcd_nt35502_mipi); +} + +subsys_initcall(lcd_nt35502_mipi_init); + -- cgit v1.3.1