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- #ifndef BUILD_LK
- #include <linux/string.h>
- #endif
- #include "lcm_drv.h"
- #ifdef BUILD_LK
- #include <platform/mt_gpio.h>
- #include <platform/mt_pmic.h>
- #elif defined(BUILD_UBOOT)
- #include <asm/arch/mt_gpio.h>
- #else
- #include <mach/mt_gpio.h>
- #include <linux/xlog.h>
- #include <mach/mt_pm_ldo.h>
- #endif
- // ---------------------------------------------------------------------------
- // Local Constants
- // ---------------------------------------------------------------------------
- #define FRAME_WIDTH (1080)
- #define FRAME_HEIGHT (1920)
- #define LCM_ID_NT35590 (0x90)
- // ---------------------------------------------------------------------------
- // Local Variables
- // ---------------------------------------------------------------------------
- static LCM_UTIL_FUNCS lcm_util = {0};
- #define SET_RESET_PIN(v) (lcm_util.set_reset_pin((v)))
- #define UDELAY(n) (lcm_util.udelay(n))
- #define MDELAY(n) (lcm_util.mdelay(n))
- // ---------------------------------------------------------------------------
- // Local Functions
- // ---------------------------------------------------------------------------
- #define dsi_set_cmdq_V2(cmd, count, ppara, force_update) lcm_util.dsi_set_cmdq_V2(cmd, count, ppara, force_update)
- #define dsi_set_cmdq(pdata, queue_size, force_update) lcm_util.dsi_set_cmdq(pdata, queue_size, force_update)
- #define wrtie_cmd(cmd) lcm_util.dsi_write_cmd(cmd)
- #define write_regs(addr, pdata, byte_nums) lcm_util.dsi_write_regs(addr, pdata, byte_nums)
- #define read_reg(cmd) lcm_util.dsi_dcs_read_lcm_reg(cmd)
- #define read_reg_v2(cmd, buffer, buffer_size) lcm_util.dsi_dcs_read_lcm_reg_v2(cmd, buffer, buffer_size)
- #define dsi_lcm_set_gpio_out(pin, out) lcm_util.set_gpio_out(pin, out)
- #define dsi_lcm_set_gpio_mode(pin, mode) lcm_util.set_gpio_mode(pin, mode)
- #define dsi_lcm_set_gpio_dir(pin, dir) lcm_util.set_gpio_dir(pin, dir)
- #define dsi_lcm_set_gpio_pull_enable(pin, en) lcm_util.set_gpio_pull_enable(pin, en)
- #define LCM_DSI_CMD_MODE 0
- void NT35596J_DCS_write_1A_1P(unsigned char cmd, unsigned char para)
- {
- unsigned int data_array[16];
- //unsigned char buffer;
- data_array[0] =(0x00023902);
- data_array[1] =(0x00000000| (para<<8)|(cmd));
- dsi_set_cmdq(data_array, 2, 1);
- //MDELAY(1);
- }
- #define NT35596J_DCS_write_1A_0P(cmd) data_array[0]=(0x00000500 | (cmd<<16)); \
- dsi_set_cmdq(data_array, 1, 1);
- static void init_lcm_registers(void)
- {
- unsigned int data_array[16];
- NT35596J_DCS_write_1A_0P(0x11);
- //Delayus(150000);
- MDELAY(150);
- //
- NT35596J_DCS_write_1A_1P(0xFF,0x00);
- //NT35596J_DCS_write_1A_1P(0x34,0x00);
- NT35596J_DCS_write_1A_1P(0x35,0x00);
- NT35596J_DCS_write_1A_0P(0x29);
- MDELAY(10);
- }
- // ---------------------------------------------------------------------------
- // LCM Driver Implementations
- // ---------------------------------------------------------------------------
- static void lcm_set_util_funcs(const LCM_UTIL_FUNCS *util)
- {
- memcpy(&lcm_util, util, sizeof(LCM_UTIL_FUNCS));
- }
- static void lcm_get_params(LCM_PARAMS *params)
- {
- memset(params, 0, sizeof(LCM_PARAMS));
- params->type = LCM_TYPE_DSI;
- params->width = FRAME_WIDTH;
- params->height = FRAME_HEIGHT;
- // enable tearing-free
- params->dbi.te_mode = LCM_DBI_TE_MODE_VSYNC_ONLY;
- params->dbi.te_edge_polarity = LCM_POLARITY_RISING;
- #if (LCM_DSI_CMD_MODE)
- params->dsi.mode = CMD_MODE;
- #else
- params->dsi.mode = BURST_VDO_MODE;
- #endif
- // DSI
- /* Command mode setting */
- //1 Three lane or Four lane
- params->dsi.LANE_NUM = LCM_FOUR_LANE;
- //The following defined the fomat for data coming from LCD engine.
- params->dsi.data_format.color_order = LCM_COLOR_ORDER_RGB;
- params->dsi.data_format.trans_seq = LCM_DSI_TRANS_SEQ_MSB_FIRST;
- params->dsi.data_format.padding = LCM_DSI_PADDING_ON_LSB;
- params->dsi.data_format.format = LCM_DSI_FORMAT_RGB888;
- // Highly depends on LCD driver capability.
- // Not support in MT6573
- params->dsi.packet_size=256;
- // Video mode setting
- params->dsi.intermediat_buffer_num = 0;//because DSI/DPI HW design change, this parameters should be 0 when video mode in MT658X; or memory leakage
- params->dsi.PS=LCM_PACKED_PS_24BIT_RGB888;
- params->dsi.word_count=720*3;
- params->dsi.vertical_sync_active = 1;
- params->dsi.vertical_backporch = 4;
- params->dsi.vertical_frontporch = 2;
- params->dsi.vertical_active_line = FRAME_HEIGHT;
- params->dsi.horizontal_sync_active = 10;//10
- params->dsi.horizontal_backporch = 32;//30
- params->dsi.horizontal_frontporch = 32;//30
- params->dsi.horizontal_active_pixel = FRAME_WIDTH;
- //params->dsi.pll_select=1; //0: MIPI_PLL; 1: LVDS_PLL
- // Bit rate calculation
- //1 Every lane speed
- params->dsi.pll_div1=1; // div1=0,1,2,3;div1_real=1,2,4,4 ----0: 546Mbps 1:273Mbps
- params->dsi.pll_div2=0; // div2=0,1,2,3;div1_real=1,2,4,4
- params->dsi.fbk_div =10; //0x12 // fref=26MHz, fvco=fref*(fbk_div+1)*2/(div1_real*div2_real)
- }
- static void lcm_init(void)
- {
- init_lcm_registers();
- }
- LCM_DRIVER nt35596_hitachi63_wanglong_hd_lcm_drv =
- {
- .name = "nt35596_hitachi63_wanglong_hd",
- .set_util_funcs = lcm_set_util_funcs,
- .get_params = lcm_get_params,
- .init = lcm_init,
- };
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