diff options
Diffstat (limited to 'drivers/video/sprdfb/lcd/lcd_rm68180_mipi.c')
| -rw-r--r-- | drivers/video/sprdfb/lcd/lcd_rm68180_mipi.c | 383 |
1 files changed, 383 insertions, 0 deletions
diff --git a/drivers/video/sprdfb/lcd/lcd_rm68180_mipi.c b/drivers/video/sprdfb/lcd/lcd_rm68180_mipi.c new file mode 100644 index 00000000..e100f38d --- /dev/null +++ b/drivers/video/sprdfb/lcd/lcd_rm68180_mipi.c @@ -0,0 +1,383 @@ +/* drivers/video/srpdfb/lcd_rm68180_mipi.c + * + * Support for rm68180 mipi LCD device + * + * Copyright (C) 2010 Spreadtrum + * + * 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. + */ + +#include <linux/kernel.h> +#include <linux/bug.h> +#include <linux/delay.h> +#include "../sprdfb_panel.h" + +//#define LCD_Delay(ms) uDelay(ms*1000) + +#define MAX_DATA 58 + +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_Force_Cmd_Code rd_prep_code_1[]={ + {0x37, {LCM_SEND(2), {0x1, 0}}}, +}; + +static LCM_Init_Code init_data[] = { +#if 1 //l901 shengjing rm68180 + {LCM_SEND(8),{6,0,0xF0,0x55,0xAA,0x52,0x08,0x01}}, + {LCM_SEND(6),{4,0,0xB0,0x0D,0x0D,0x0D}}, + {LCM_SEND(6),{4,0,0xB1,0x05,0x05,0x05}}, + {LCM_SEND(6),{4,0,0xB6,0x34,0x34,0x34}}, + {LCM_SEND(6),{4,0,0xB7,0x34,0x34,0x34}}, + {LCM_SEND(6),{4,0,0xB8,0x24,0x24,0x24}}, + {LCM_SEND(6),{4,0,0xB9,0x34,0x34,0x34}}, + {LCM_SEND(6),{4,0,0xBA,0x04,0x04,0x04}}, + {LCM_SEND(6),{4,0,0xBC,0x00,0x90,0x00}}, + {LCM_SEND(6),{4,0,0xBD,0x00,0x90,0x00}}, + {LCM_SEND(5),{3,0,0xBE,0x00,0x75}}, + {LCM_SEND(2),{0xCC,0x05}}, + {LCM_SEND(55),{53,0,0xD1,0x00,0x00,0x00,0x01,0x00,0x18,0x00,0x3B,0x00,0x60,0x00,0x9E,0x00,0xCF,0x01,0x17,0x01,0x4B,0x01,0x93,0x01,0xC6,0x02,0x10,0x02,0x48,0x02,0x49,0x02,0x79,0x02,0xAA,0x02,0xC4,0x02,0xE4,0x02,0xF8,0x03,0x10,0x03,0x20,0x03,0x36,0x03,0x46,0x03,0x5C,0x03,0x8B,0x03,0xFF}}, + {LCM_SEND(55),{53,0,0xD2,0x00,0x00,0x00,0x01,0x00,0x18,0x00,0x3B,0x00,0x60,0x00,0x9E,0x00,0xCF,0x01,0x17,0x01,0x4B,0x01,0x93,0x01,0xC6,0x02,0x10,0x02,0x48,0x02,0x49,0x02,0x79,0x02,0xAA,0x02,0xC4,0x02,0xE4,0x02,0xF8,0x03,0x10,0x03,0x20,0x03,0x36,0x03,0x46,0x03,0x5C,0x03,0x8B,0x03,0xFF}}, + {LCM_SEND(55),{53,0,0xD3,0x00,0x00,0x00,0x01,0x00,0x18,0x00,0x3B,0x00,0x60,0x00,0x9E,0x00,0xCF,0x01,0x17,0x01,0x4B,0x01,0x93,0x01,0xC6,0x02,0x10,0x02,0x48,0x02,0x49,0x02,0x79,0x02,0xAA,0x02,0xC4,0x02,0xE4,0x02,0xF8,0x03,0x10,0x03,0x20,0x03,0x36,0x03,0x46,0x03,0x5C,0x03,0x8B,0x03,0xFF}}, + {LCM_SEND(55),{53,0,0xD4,0x00,0x00,0x00,0x01,0x00,0x18,0x00,0x3B,0x00,0x60,0x00,0x9E,0x00,0xCF,0x01,0x17,0x01,0x4B,0x01,0x93,0x01,0xC6,0x02,0x10,0x02,0x48,0x02,0x49,0x02,0x79,0x02,0xAA,0x02,0xC4,0x02,0xE4,0x02,0xF8,0x03,0x10,0x03,0x20,0x03,0x36,0x03,0x46,0x03,0x5C,0x03,0x8B,0x03,0xFF}}, + {LCM_SEND(55),{53,0,0xD5,0x00,0x00,0x00,0x01,0x00,0x18,0x00,0x3B,0x00,0x60,0x00,0x9E,0x00,0xCF,0x01,0x17,0x01,0x4B,0x01,0x93,0x01,0xC6,0x02,0x10,0x02,0x48,0x02,0x49,0x02,0x79,0x02,0xAA,0x02,0xC4,0x02,0xE4,0x02,0xF8,0x03,0x10,0x03,0x20,0x03,0x36,0x03,0x46,0x03,0x5C,0x03,0x8B,0x03,0xFF}}, + {LCM_SEND(55),{53,0,0xD6,0x00,0x00,0x00,0x01,0x00,0x18,0x00,0x3B,0x00,0x60,0x00,0x9E,0x00,0xCF,0x01,0x17,0x01,0x4B,0x01,0x93,0x01,0xC6,0x02,0x10,0x02,0x48,0x02,0x49,0x02,0x79,0x02,0xAA,0x02,0xC4,0x02,0xE4,0x02,0xF8,0x03,0x10,0x03,0x20,0x03,0x36,0x03,0x46,0x03,0x5C,0x03,0x8B,0x03,0xFF}}, + {LCM_SEND(8),{6,0,0xF0,0x55,0xAA,0x52,0x08,0x00}}, + {LCM_SEND(2),{0xB1,0xFC}}, + {LCM_SEND(2),{0xB4,0x10}}, + {LCM_SEND(2),{0xB6,0x01}}, + {LCM_SEND(7),{5,0,0xB8,0x01,0x04,0x04,0x04}}, + {LCM_SEND(2),{0xBA,0x01}}, + {LCM_SEND(6),{4,0,0xBC,0x02,0x02,0x02}}, + {LCM_SEND(2),{0x3A,0x77}}, //0x55 + {LCM_SEND(5),{3,0,0xC9,0xC0,0x01}}, + {LCM_SEND(8),{6,0,0xF0,0x55,0xAA,0x52,0x08,0x02}}, + {LCM_SEND(2),{0xF6,0x60}}, + {LCM_SEND(2),{0x35,0x00}}, + {LCM_SEND(2),{0x36,0x00}}, + {LCM_SEND(5),{3,0,0x44,0x00,0x50}}, + {LCM_SEND(8),{6,0,0xF0,0x55,0xAA,0x52,0x08,0x01}}, + {LCM_SEND(7),{5,0,0x2A,0x00,0x00,0x01,0xDF}}, + {LCM_SEND(7),{5,0,0x2B,0x00,0x00,0x03,0x1F}}, //0x355 + {LCM_SEND(1),{0x11}}, + {LCM_SLEEP(120)}, + {LCM_SEND(1),{0x29}}, + {LCM_SLEEP(100)}, +#endif +}; + +static LCM_Force_Cmd_Code rd_prep_code[]={ + {0x39, {LCM_SEND(8), {0x6, 0, 0xF0, 0x55, 0xAA, 0x52, 0x08, 0x01}}}, + {0x37, {LCM_SEND(2), {0x3, 0}}}, +}; + +static LCM_Init_Code sleep_in[] = { +{LCM_SEND(1), {0x28}}, +{LCM_SLEEP(120)}, +{LCM_SEND(1), {0x10}}, +{LCM_SLEEP(100)}, +{LCM_SEND(2), {0x4F,0x01}}, +//{LCM_SEND(2), {0x4f, 0x01}}, +}; + +static LCM_Init_Code sleep_out[] = { +{LCM_SEND(1), {0x11}}, +{LCM_SLEEP(120)}, +{LCM_SEND(1), {0x29}}, +{LCM_SLEEP(100)}, +}; + +static int32_t rm68180_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_gen_write_t mipi_gen_write = self->info.mipi->ops->mipi_gen_write; + mipi_eotp_set_t mipi_eotp_set = self->info.mipi->ops->mipi_eotp_set; + + pr_debug(KERN_DEBUG "rm68180_init\n"); + + mipi_set_cmd_mode(); + mipi_eotp_set(1,0); + for(i = 0; i < ARRAY_SIZE(init_data); i++){ + tag = (init->tag >>24); + if(tag & LCM_TAG_SEND){ + mipi_gen_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(1,1); + return 0; +} + +static uint32_t rm68180_readid(struct panel_spec *self) +{ +//{LCM_SEND(8), {6,0,0xF0,0x55,0xAA,0x52,0x08,0x01}}, + /*Jessica TODO: need read id*/ + int32_t i = 0; + uint32_t j =0; + LCM_Force_Cmd_Code * rd_prepare = rd_prep_code; + + uint8_t read_data[3] = {0}; + int32_t read_rtn = 0; + unsigned int tag = 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; + + printk("lcd_rm68180_mipi read id!\n"); + mipi_set_cmd_mode(); + mipi_eotp_set(1,0); + //mipi_force_read(0x0, 3,(uint8_t *)read_data); + + for(j = 0; j < 4; j++){ + for(i = 0; i < ARRAY_SIZE(rd_prep_code); i++){ + tag = (rd_prepare->real_cmd_code.tag >> 24); + if(tag & LCM_TAG_SEND){ + mipi_force_write(rd_prepare->datatype, rd_prepare->real_cmd_code.data, (rd_prepare->real_cmd_code.tag & LCM_TAG_MASK)); + }else if(tag & LCM_TAG_SLEEP){ + udelay((rd_prepare->real_cmd_code.tag & LCM_TAG_MASK) * 1000); + } + rd_prepare++; + } + read_rtn = mipi_force_read(0x04, 3,(uint8_t *)read_data); + printk("lcd_rm68180_mipi read id value is 0x%x, 0x%x, 0x%x!\n", read_data[0], read_data[1], read_data[2]); + //0x00 0x80 0x00 + //return 0x80; + if((0x80 == read_data[1])){ + self->info.mipi->ops->mipi_set_hs_mode(); + printk("lcd_rm68180_mipi read id success!\n"); + mipi_eotp_set(1,1); + return 0x80; + } + else + printk("lcd_rm68180_mipi read id failed!\n"); + + } + mipi_eotp_set(1,1); + return 0x00; +} + +static uint32_t rm68180_readpowermode(struct panel_spec *self) +{ + int32_t i = 0; + uint32_t j =0; + LCM_Force_Cmd_Code * rd_prepare = rd_prep_code_1; + uint8_t read_data[1] = {0}; + int32_t read_rtn = 0; + unsigned int tag = 0; + + 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; + + pr_debug("lcd_rm68180_mipi read power mode!\n"); + mipi_eotp_set(0,1); + for(j = 0; j < 4; j++){ + rd_prepare = rd_prep_code_1; + for(i = 0; i < ARRAY_SIZE(rd_prep_code_1); i++){ + tag = (rd_prepare->real_cmd_code.tag >> 24); + if(tag & LCM_TAG_SEND){ + mipi_force_write(rd_prepare->datatype, rd_prepare->real_cmd_code.data, (rd_prepare->real_cmd_code.tag & LCM_TAG_MASK)); + }else if(tag & LCM_TAG_SLEEP){ + msleep((rd_prepare->real_cmd_code.tag & LCM_TAG_MASK)); + } + rd_prepare++; + } + read_rtn = mipi_force_read(0x0A, 1,(uint8_t *)read_data); + //printk("lcd_rm68180_mipi read power mode 0x0A value is 0x%x! , read result(%d)\n", read_data[0], read_rtn); + if((0x9c == read_data[0]) && (0 == read_rtn)){ + pr_debug("lcd_rm68180_mipi read power mode success!\n"); + mipi_eotp_set(1,1); + return 0x9c; + } + } + + printk("lcd_rm68180_mipi read power mode fail!0x0A value is 0x%x! , read result(%d)\n", read_data[0], read_rtn); + mipi_eotp_set(1,1); + return 0x0; +} + +static int32_t rm68180_check_esd(struct panel_spec *self) +{ + uint32_t power_mode; + + mipi_set_lp_mode_t mipi_set_data_lp_mode = self->info.mipi->ops->mipi_set_data_lp_mode; + mipi_set_hs_mode_t mipi_set_data_hs_mode = self->info.mipi->ops->mipi_set_data_hs_mode; + mipi_set_lp_mode_t mipi_set_lp_mode = self->info.mipi->ops->mipi_set_lp_mode; + mipi_set_hs_mode_t mipi_set_hs_mode = self->info.mipi->ops->mipi_set_hs_mode; + uint16_t work_mode = self->info.mipi->work_mode; + + pr_debug("rm68180_check_esd!\n"); + if(SPRDFB_MIPI_MODE_CMD==work_mode){ + mipi_set_lp_mode(); + }else{ + mipi_set_data_lp_mode(); + } + power_mode = rm68180_readpowermode(self); + //power_mode = 0x0; + if(SPRDFB_MIPI_MODE_CMD==work_mode){ + mipi_set_hs_mode(); + }else{ + mipi_set_data_hs_mode(); + } + if(power_mode == 0x9c){ + pr_debug("rm68180_check_esd OK!\n"); + return 1; + }else{ + printk("rm68180_check_esd fail!(0x%x)\n", power_mode); + return 0; + } +} + +static int32_t rm68180_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_gen_write_t mipi_gen_write = self->info.mipi->ops->mipi_gen_write; + + printk(KERN_DEBUG "rm68180_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); + } + + for(i = 0; i <size ; i++){ + tag = (sleep_in_out->tag >>24); + if(tag & LCM_TAG_SEND){ + mipi_gen_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++; + } +// printk(KERN_DEBUG "yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy = %d\n", is_sleep); + //if (!is_sleep) +// { +// printk(KERN_DEBUG "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx = %d\n", is_sleep); +// mdelay(6000); +// } + return 0; +} + +static int32_t rm68180_mipi_after_suspend(struct panel_spec *self) +{ + return 0; +} + + +static struct panel_operations lcd_rm68180_mipi_operations = { + .panel_init = rm68180_mipi_init, + .panel_readid = rm68180_readid, + .panel_enter_sleep = rm68180_enter_sleep, + .panel_after_suspend = rm68180_mipi_after_suspend, + .panel_esd_check = rm68180_check_esd, +}; + +static struct timing_rgb lcd_rm68180_mipi_timing = { +#if 1 + .hfp = 20, /* unit: pixel */ + .hbp = 20, + .hsync = 6,//4, + .vfp = 20, /*unit: line*/ + .vbp = 20, + .vsync = 6,//6 +#else +/* + .hfp = 120, + .hbp = 120, + .hsync = 60, + .vfp = 6, + .vbp = 6, + .vsync = 4, +*/ + .hfp =70, + .hbp = 40, + .hsync = 10, + .vfp = 10, + .vbp = 10, + .vsync = 12, +#endif +}; + +static struct info_mipi lcd_rm68180_mipi_info = { + .work_mode = SPRDFB_MIPI_MODE_VIDEO, + .video_bus_width = 24, /*18,16*/ + .lan_number = 2, + .phy_feq = 360*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_rm68180_mipi_timing, + .ops = NULL, +}; + +struct panel_spec lcd_rm68180_mipi_spec = { + .width = 480, + .height = 800, //854, + .fps = 60, + .reset_timing = {20,20,120}, + //.suspend_mode = SEND_SLEEP_CMD, + .type = LCD_MODE_DSI, + .direction = LCD_DIRECT_NORMAL, + .is_clean_lcd = true, + .info = { + .mipi = &lcd_rm68180_mipi_info + }, + .ops = &lcd_rm68180_mipi_operations, +}; + +struct panel_cfg lcd_rm68180_mipi = { + /* this panel can only be main lcd */ + .dev_id = SPRDFB_MAINLCD_ID, + .lcd_id = 0x80, + .lcd_name = "lcd_rm68180_mipi", + .panel = &lcd_rm68180_mipi_spec, +}; + +static int __init lcd_rm68180_mipi_init(void) +{ + return sprdfb_panel_register(&lcd_rm68180_mipi); +} + +subsys_initcall(lcd_rm68180_mipi_init); |