diff options
Diffstat (limited to 'drivers/video/sprdfb/lcd/lcd_ili9486s1_mipi.c')
| -rw-r--r-- | drivers/video/sprdfb/lcd/lcd_ili9486s1_mipi.c | 268 |
1 files changed, 268 insertions, 0 deletions
diff --git a/drivers/video/sprdfb/lcd/lcd_ili9486s1_mipi.c b/drivers/video/sprdfb/lcd/lcd_ili9486s1_mipi.c new file mode 100644 index 00000000..b25e6390 --- /dev/null +++ b/drivers/video/sprdfb/lcd/lcd_ili9486s1_mipi.c @@ -0,0 +1,268 @@ +#include <linux/kernel.h>
+#include <linux/bug.h>
+#include <linux/delay.h>
+#include "../sprdfb_panel.h"
+#include <mach/gpio.h>
+
+#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(5),{3,0,0xC0,0x0A,0x0A}},
+ {LCM_SEND(2),{0xc1,0x45}},
+ {LCM_SEND(2),{0xc2, 0x00}},
+
+ //Initializing Sequence
+ {LCM_SEND(7),{5,0,0x2A,0x00,0x00,0x01,0x3F}},
+ {LCM_SEND(7),{5,0,0x2B,0x00,0x00,0x01,0xDF}},
+ {LCM_SEND(2),{0x36,0xc8}},
+ {LCM_SEND(2),{0x3A,0x66}},
+ {LCM_SEND(2),{0xB0,0x8c}},
+ {LCM_SEND(2),{0xB4,0x02}},
+ {LCM_SEND(6),{4,0,0xB6,0x32,0x22,0x3B}},
+ {LCM_SEND(2),{0xB7,0xC6}},
+ {LCM_SEND(5),{3,0,0xF9,0x00,0x08}},
+ {LCM_SEND(7),{5,0,0xF7,0xA9,0x91,0x2D,0x8A}},
+ {LCM_SEND(6),{4,0,0xF8,0x21,0x07,0x02}},
+ {LCM_SEND(11),{9,0,0xF1,0x36,0x04,0x00,0x3C,0x0F,0x0F,0x04,0x02}},
+ {LCM_SEND(12),{10,0,0xF2,0x18,0xA3,0x12,0x02,0xB2,0x12,0xFF,0x10,0x00}},
+ {LCM_SEND(6),{4,0,0xFC,0x00,0x0C,0x80}},
+ //gamma setting
+ {LCM_SEND(18),{16,0,0xE0,0x01,0x15,0x17,0x0C,0x0F,0x07,0x44,0x65,0x35,0x07,0x12,0x04,0x09,0x06,0x06}},
+ {LCM_SEND(18),{16,0,0xE1,0x0F,0x38,0x34,0x0B,0x0B,0x03,0x43,0x22,0x30,0x03,0x0E,0x03,0x21,0x1B,0x00}},
+ // 3Gamma Setting Sequence
+ {LCM_SEND(19),{17,0,0xE2,0x00,0x09,0x09,0x09,0x09,0x09,0x09,0x09,0x09,0x09,0x09,0x09,0x09,0x09,0x09,0x00}},
+ {LCM_SEND(67),{65,0,0xE3,0x00,0x00,0x00,0x00,
+ 0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,
+ 0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,
+ 0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,
+ 0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,
+ 0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,
+ 0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x00}},
+
+ //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(50)}, //>150ms
+ {LCM_SEND(1), {0x10}},
+ {LCM_SLEEP(120)}, //>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 ili9486s1_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 ili9486s1_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 ili9486s1_readid(struct panel_spec *self)
+{
+#if 0
+ uint8_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("ili9486s1_readid!\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("lcdili9486s1_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_ili9486s1_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_ili9486s1_mipi read id 0xdc value is 0x%x!\n",read_data[2]);
+
+ if((0x55 == read_data[0])&&(0x4c == read_data[1])&&(0xc0 == read_data[2])){
+ printk("lcd_nili9486s1_mipi read id success!\n");
+ return 0x8370;
+ }
+ }
+
+ mipi_eotp_set(0,0);
+#endif
+ return 0x8370;
+}
+
+
+
+static int32_t ili9486s1_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 <size ; i++){
+ tag = (sleep_in_out->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_ili9486s1_mipi_operations = {
+ .panel_init = ili9486s1_mipi_init,
+ .panel_readid = ili9486s1_readid,
+ .panel_enter_sleep = ili9486s1_enter_sleep,
+};
+
+static struct timing_rgb lcd_ili9486s1_mipi_timing = {
+ .hfp = 30, /* unit: pixel */
+ .hbp = 26,
+ .hsync = 0,
+ .vfp = 12, /*unit: line*/
+ .vbp = 8,
+ .vsync = 1,
+};
+
+
+
+static struct info_mipi lcd_ili9486s1_mipi_info = {
+ .work_mode = SPRDFB_MIPI_MODE_VIDEO,
+ .video_bus_width = 18, /*18,16*/
+ .lan_number = 1,
+ .phy_feq =340*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_ili9486s1_mipi_timing,
+ .ops = NULL,
+};
+
+struct panel_spec lcd_ili9486s1_mipi_spec = {
+ .width = 320,
+ .height = 480,
+ .fps = 60,
+ .type = LCD_MODE_DSI,
+ .direction = LCD_DIRECT_NORMAL,
+ .info = {
+ .mipi = &lcd_ili9486s1_mipi_info
+ },
+ .ops = &lcd_ili9486s1_mipi_operations,
+};
+struct panel_cfg lcd_ili9486s1_mipi = {
+ /* this panel can only be main lcd */
+ .dev_id = SPRDFB_MAINLCD_ID,
+ .lcd_id = 0x8370,
+ .lcd_name = "lcd_ili9486s1_mipi",
+ .panel = &lcd_ili9486s1_mipi_spec,
+};
+
+//temp code
+static int __init lcd_ili9486s1_mipi_init(void)
+{
+ return sprdfb_panel_register(&lcd_ili9486s1_mipi);
+}
+
+subsys_initcall(lcd_ili9486s1_mipi_init);
+
|