diff options
Diffstat (limited to 'drivers/video/sprdfb/lcd/lcd_ssd2075_mipi.c')
| -rw-r--r-- | drivers/video/sprdfb/lcd/lcd_ssd2075_mipi.c | 375 |
1 files changed, 375 insertions, 0 deletions
diff --git a/drivers/video/sprdfb/lcd/lcd_ssd2075_mipi.c b/drivers/video/sprdfb/lcd/lcd_ssd2075_mipi.c new file mode 100644 index 00000000..b2281be3 --- /dev/null +++ b/drivers/video/sprdfb/lcd/lcd_ssd2075_mipi.c @@ -0,0 +1,375 @@ +/* drivers/video/sprdfb/lcd_ssd2075_mipi.c
+ *
+ * Support for ssd2075 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 printk printf
+
+#define LCD_DEBUG
+#ifdef LCD_DEBUG
+#define LCD_PRINT printk
+#else
+#define LCD_PRINT(...)
+#endif
+
+#define MAX_DATA 48
+
+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[] = {
+ {LCM_SEND(2),{0xE1,0x93}},
+ {LCM_SEND(2),{0xB3,0x00}},
+ //5inchGIP
+ {LCM_SEND(7),{5,0,0xB6,0x16,0x0F,0x00,0x77}}, //0x00
+ {LCM_SEND(11),{9,0,0xB8,0x00,0x06,0x08,0x00,0x07,0x09,0x23,0x04}},
+ {LCM_SEND(9),{7,0,0xB9,0x04,0x08,0x22,0xFF,0xFF,0x0F}},
+ {LCM_SEND(11),{9,0,0xBA,0x0E,0x0E,0x10,0x10,0x0A,0x0A,0x0C,0x0C}},
+ {LCM_SEND(11),{9,0,0xBB,0xA1,0xA1,0xA1,0xA1,0xA1,0xA1,0xA1,0xA1}},
+ {LCM_SEND(11),{9,0,0xBC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}},
+ {LCM_SEND(11),{9,0,0xBD,0x0F,0x0F,0x11,0x11,0x0B,0x0B,0x0D,0x0D}},
+ {LCM_SEND(11),{9,0,0xBE,0xA1,0xA1,0xA1,0xA1,0xA1,0xA1,0xA1,0xA1}},
+ {LCM_SEND(11),{9,0,0xBF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}},
+ {LCM_SEND(6),{4,0,0xB1,0x06,0x44,0x10}},
+ {LCM_SEND(8),{6,0,0xE0,0x11,0x02,0x04,0x00,0x01}},
+
+ //Gamma2.2
+ #if 1
+ {LCM_SEND(9),{7,0,0xD0,0x00,0x00,0x0E,0x0F,0x14,0x20}},
+ {LCM_SEND(8),{6,0,0xD1,0x1A,0x37,0x29,0x1B,0x08}},
+ {LCM_SEND(9),{7,0,0xD2,0x00,0x00,0x0E,0x0F,0x14,0x20}},
+ {LCM_SEND(8),{6,0,0xD3,0x1A,0x37,0x29,0x1B,0x08}},
+ {LCM_SEND(9),{7,0,0xD4,0x00,0x00,0x0E,0x0F,0x14,0x20}},
+ {LCM_SEND(8),{6,0,0xD5,0x1A,0x37,0x29,0x1B,0x08}},
+ {LCM_SEND(9),{7,0,0xD6,0x00,0x00,0x0E,0x0F,0x14,0x20}},
+ {LCM_SEND(8),{6,0,0xD7,0x1A,0x37,0x29,0x1B,0x08}},
+ {LCM_SEND(9),{7,0,0xD8,0x00,0x00,0x0E,0x0F,0x14,0x20}},
+ {LCM_SEND(8),{6,0,0xD9,0x1A,0x37,0x29,0x1B,0x08}},
+ {LCM_SEND(9),{7,0,0xDA,0x00,0x00,0x0E,0x0F,0x14,0x20}},
+ {LCM_SEND(8),{6,0,0xDB,0x1A,0x37,0x29,0x1B,0x08}},
+ #else
+ {LCM_SEND(9),{7,0,0xD0,0x00,0x00,0x1E,0x27,0x2D,0x35}},
+ {LCM_SEND(8),{6,0,0xD1,0x2D,0x27,0x1A,0x1B,0x0A}},
+ {LCM_SEND(9),{7,0,0xD2,0x00,0x00,0x1E,0x27,0x2D,0x35}},
+ {LCM_SEND(8),{6,0,0xD3,0x2D,0x27,0x1A,0x1B,0x0A}},
+ {LCM_SEND(9),{7,0,0xD4,0x00,0x00,0x1E,0x27,0x2D,0x35}},
+ {LCM_SEND(8),{6,0,0xD5,0x26,0x2B,0x23,0x1B,0x0A}},
+ {LCM_SEND(9),{7,0,0xD6,0x00,0x00,0x1E,0x27,0x2D,0x35}},
+ {LCM_SEND(8),{6,0,0xD7,0x2D,0x27,0x1A,0x1B,0x0A}},
+ {LCM_SEND(9),{7,0,0xD8,0x00,0x00,0x1E,0x27,0x2D,0x35}},
+ {LCM_SEND(8),{6,0,0xD9,0x2D,0x27,0x1A,0x1B,0x0A}},
+ {LCM_SEND(9),{7,0,0xDA,0x00,0x00,0x1E,0x27,0x2D,0x35}},
+ {LCM_SEND(8),{6,0,0xDB,0x2D,0x27,0x1A,0x1B,0x0A}},
+ #endif
+ {LCM_SEND(7),{5,0,0x70,0xD8,0x00,0xFF,0x80}},
+ {LCM_SEND(2),{0xFF,0x01}},
+
+ {LCM_SEND(5),{3,0,0xC6,0xCC,0x33}},//77->CC
+ {LCM_SEND(5),{3,0,0xDE,0x9D,0x30}},
+ {LCM_SEND(2),{0x14,0x00}},
+
+ {LCM_SEND(2),{0xE9,0x07}},
+ {LCM_SEND(5),{3,0,0xED,0x60,0x10}},
+ {LCM_SEND(2),{0xEC,0x12}},
+ {LCM_SEND(7),{5,0,0xCD,0x77,0x7B,0x34,0x08}},
+ {LCM_SEND(10),{8,0,0xC3,0x03,0x0D,0x34,0x05,0x01,0x44,0x54}},
+ {LCM_SEND(8),{6,0,0xC4,0x02,0x03,0x3D,0x3D,0x5A}}, // Vcom
+ {LCM_SEND(6),{4,0,0xCB,0xDF,0x80,0x00}},
+ {LCM_SEND(6),{4,0,0xEA,0x15,0x28,0x00}},
+ {LCM_SEND(7),{5,0,0xF0,0x38,0x00,0x00,0x00}},
+ {LCM_SEND(6),{4,0,0xC9,0x60,0x00,0x82}},
+ {LCM_SEND(11),{9,0,0xB5,0x00,0x05,0x05,0x1E,0x04,0x40,0x20,0xFC}},
+ {LCM_SEND(2),{0x36,0x0B}},//08->0B rotate 180
+ {LCM_SEND(2),{0x3A,0x70}},
+ {LCM_SEND(1),{0x11}},
+ {LCM_SLEEP(120)},
+ {LCM_SEND(1),{0x29}},
+};
+
+//static LCM_Init_Code disp_on = {LCM_SEND(1), {0x29}};
+
+//static LCM_Init_Code sleep_in = {LCM_SEND(1), {0x10}};
+
+//static LCM_Init_Code sleep_out = {LCM_SEND(1), {0x11}};
+static LCM_Init_Code sleep_in[] = {
+{LCM_SEND(1), {0x28}},
+{LCM_SLEEP(10)},
+{LCM_SEND(1), {0x10}},
+{LCM_SLEEP(120)},
+{LCM_SEND(2), {0x4f, 0x01}},
+};
+
+static LCM_Init_Code sleep_out[] = {
+{LCM_SEND(1), {0x11}},
+{LCM_SLEEP(120)},
+{LCM_SEND(1), {0x29}},
+{LCM_SLEEP(20)},
+};
+
+static LCM_Force_Cmd_Code rd_prep_code_1[]={
+ {0x37, {LCM_SEND(2), {0x3, 0}}},
+};
+
+static int32_t ssd2075_mipi_init(struct panel_spec *self)
+{
+ int32_t i = 0;
+ 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;
+
+ printk("lcd_ssd2075_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 ssd2075_readid(struct panel_spec *self)
+{
+ int32_t j =0;
+ uint8_t read_data[10] = {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;
+
+ printk("lcd_ssd2075_mipi read id!\n");
+ mipi_set_cmd_mode();
+ mipi_eotp_set(1,0);
+
+ for(j = 0; j < 4; j++){
+ param[0] = 0x0a;
+ param[1] = 0x00;
+ mipi_force_write(0x37, param, 2);
+ read_rtn = mipi_force_read(0xA1,10,(uint8_t *)read_data);
+ printk("lcd_ssd2075_mipi read id 0xA1 value is 0x%x,0x%x,0x%x,0x%x,0x%x,0x%x,0x%x,0x%x,0x%x,0x%x!\n", read_data[0], read_data[1], \
+ read_data[2], read_data[3],read_data[4], read_data[5],read_data[6], read_data[7],read_data[8], read_data[9]);
+
+ if((0x20 == read_data[0])&&(0x75 == read_data[1])){
+ printk("lcd_ssd2075_mipi read id success!\n");
+ mipi_eotp_set(1,1);
+ return 0x2075;
+ }
+ }
+ mipi_eotp_set(1,1);
+
+ return 0;
+}
+
+static int32_t ssd2075_enter_sleep(struct panel_spec *self, uint8_t is_sleep)
+{
+ int32_t i = 0;
+ 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;
+ mipi_eotp_set_t mipi_eotp_set = self->info.mipi->ops->mipi_eotp_set;
+
+ printk(KERN_DEBUG "ssd2075_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_eotp_set(1,0);
+
+ 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++;
+ }
+ mipi_eotp_set(1,1);
+
+ return 0;
+}
+
+static uint32_t ssd2075_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[3] = {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_ssd2075_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(0xF5, 3,(uint8_t *)read_data);
+// printk("lcd_ssd2075 mipi read power mode 0xF5 value r[0]=0x%x,r[1]=0x%x,r[2]=0x%x! , read result(%d)\n", read_data[0],read_data[1],read_data[2],read_rtn);
+ if((0x0 == read_data[0]) && (0x0 == read_data[1]) && (0x0 == read_data[2]) && (0 == read_rtn)){
+ mipi_eotp_set(1,1);
+// pr_debug("lcd_ssd2075_mipi read power mode success!\n");
+ return 0xF5;
+ }
+ }
+ mipi_eotp_set(1,1);
+ printk("lcd_ssd2075 ssd2075_readpowermode fail! 0xF5 value r[0]=0x%x,r[1]=0x%x,r[2]=0x%x! , read result(%d)\n", read_data[0],\
+ read_data[1],read_data[2],read_rtn);
+ return 0x0;
+}
+
+static int32_t ssd2075_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("ssd2075_check_esd!\n");
+ if(SPRDFB_MIPI_MODE_CMD==work_mode){
+ mipi_set_lp_mode();
+ }else{
+ mipi_set_data_lp_mode();
+ }
+ power_mode = ssd2075_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 == 0xF5){
+// pr_debug("ssd2075_check_esd OK!\n");
+ return 1;
+ }else{
+ printk("ssd2075_check_esd fail!(0x%x)\n", power_mode);
+ return 0;
+ }
+}
+
+static struct panel_operations lcd_ssd2075_mipi_operations = {
+ .panel_init = ssd2075_mipi_init,
+ .panel_readid = ssd2075_readid,
+ .panel_enter_sleep = ssd2075_enter_sleep,
+ .panel_esd_check = ssd2075_check_esd,
+};
+
+static struct timing_rgb lcd_ssd2075_mipi_timing = {
+ .hfp =50,
+ .hbp = 36,
+ .hsync =16,
+ .vfp = 12,
+ .vbp = 14,
+ .vsync = 2,
+};
+
+
+static struct info_mipi lcd_ssd2075_mipi_info = {
+ .work_mode = SPRDFB_MIPI_MODE_VIDEO,
+ .video_bus_width = 24, /*18,16*/
+ .lan_number = 4,
+ .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_ssd2075_mipi_timing,
+ .ops = NULL,
+};
+
+struct panel_spec lcd_ssd2075_mipi_spec = {
+ .width = 720,
+ .height = 1280,
+ .fps = 60,
+ .reset_timing = {20,20,120},
+ .suspend_mode = SEND_SLEEP_CMD,
+ .type = LCD_MODE_DSI,
+ .direction = LCD_DIRECT_NORMAL,
+ .info = {
+ .mipi = &lcd_ssd2075_mipi_info
+ },
+ .ops = &lcd_ssd2075_mipi_operations,
+};
+struct panel_cfg lcd_ssd2075_mipi = {
+ /* this panel can only be main lcd */
+ .dev_id = SPRDFB_MAINLCD_ID,
+ .lcd_id = 0x2075,
+ .lcd_name = "lcd_ssd2075_mipi",
+ .panel = &lcd_ssd2075_mipi_spec,
+};
+
+static int __init lcd_ssd2075_mipi_init(void)
+{
+ return sprdfb_panel_register(&lcd_ssd2075_mipi);
+}
+
+subsys_initcall(lcd_ssd2075_mipi_init);
+
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