--- /dev/null
+
+#ifdef BUILD_LK
+#include <string.h>
+#include <mt_gpio.h>
+#else
+#include <linux/string.h>
+#if defined(BUILD_UBOOT)
+#include <asm/arch/mt_gpio.h>
+#else
+#include <mach/mt_gpio.h>
+#include <mach/mt_pm_ldo.h>
+#endif
+#endif
+#include "lcm_drv.h"
+#include <cust_gpio_usage.h>
+
+
+#if defined(BUILD_LK)
+#define LCM_PRINT printf
+#elif defined(BUILD_UBOOT)
+#define LCM_PRINT printf
+#else
+#define LCM_PRINT printk
+#endif
+
+// ---------------------------------------------------------------------------
+// Local Constants
+// ---------------------------------------------------------------------------
+
+#define FRAME_WIDTH (480) // pixel
+#define FRAME_HEIGHT (800) // pixel
+
+#define REGFLAG_DELAY 0xAB
+#define REGFLAG_END_OF_TABLE 0xAA // END OF REGISTERS MARKER
+
+// ---------------------------------------------------------------------------
+// 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)
+
+struct LCM_setting_table {
+ unsigned char cmd;
+ unsigned char count;
+ unsigned char para_list[64];
+};
+
+
+static struct LCM_setting_table __attribute__ ((unused)) lcm_set_window[] = {
+ {0x2A, 4, {0x00, 0x00, (FRAME_WIDTH>>8), (FRAME_WIDTH&0xFF)}},
+ {0x2B, 4, {0x00, 0x00, (FRAME_HEIGHT>>8), (FRAME_HEIGHT&0xFF)}},
+ {REGFLAG_END_OF_TABLE, 0x00, {}}
+};
+
+static struct LCM_setting_table __attribute__ ((unused)) lcm_sleep_out_setting[] = {
+ // Sleep Out
+ {0x11, 1, {0x00}},
+ {REGFLAG_DELAY, 120, {}},
+
+ // Display ON
+ {0x29, 1, {0x00}},
+ {REGFLAG_END_OF_TABLE, 0x00, {}}
+};
+
+static struct LCM_setting_table __attribute__ ((unused)) lcm_deep_sleep_mode_in_setting[] = {
+ // Display off sequence
+ {0x28, 1, {0x00}},
+ {REGFLAG_DELAY, 10, {}},
+
+ // Sleep Mode On
+ {0x10, 1, {0x00}},
+ {REGFLAG_DELAY, 120, {}},
+
+ {REGFLAG_END_OF_TABLE, 0x00, {}}
+};
+
+static struct LCM_setting_table lcm_backlight_level_setting[] = {
+ {0x51, 1, {0xFF}},
+ {REGFLAG_END_OF_TABLE, 0x00, {}}
+};
+
+
+static void push_table(struct LCM_setting_table *table, unsigned int count, unsigned char force_update)
+{
+ unsigned int i;
+
+ for(i = 0; i < count; i++) {
+ unsigned cmd;
+
+ cmd = table[i].cmd;
+
+ switch (cmd) {
+ case REGFLAG_DELAY:
+ MDELAY(table[i].count);
+ break;
+
+ case REGFLAG_END_OF_TABLE:
+ break;
+
+ default:
+ dsi_set_cmdq_V2(cmd, table[i].count, table[i].para_list, force_update);
+ }
+ }
+}
+
+// ---------------------------------------------------------------------------
+// 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_DISABLED;
+ params->dbi.te_edge_polarity = LCM_POLARITY_RISING;
+
+ params->dsi.mode = SYNC_PULSE_VDO_MODE;
+
+ // DSI
+ /* Command mode setting */
+ params->dsi.LANE_NUM = LCM_TWO_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.PS = LCM_PACKED_PS_24BIT_RGB888;
+
+ params->dsi.vertical_sync_active = 3;
+ params->dsi.vertical_backporch = 5;
+ params->dsi.vertical_frontporch = 8;
+ params->dsi.vertical_active_line = FRAME_HEIGHT;
+
+ params->dsi.horizontal_sync_active = 10;
+ params->dsi.horizontal_backporch = 30;
+ params->dsi.horizontal_frontporch = 30;
+ params->dsi.horizontal_active_pixel = FRAME_WIDTH;
+
+ // Bit rate calculation
+ //params->dsi.pll_div1 = 29; // fref=26MHz, fvco=fref*(div1+1) (div1=0~63, fvco=500MHZ~1GHz)
+ //params->dsi.pll_div2 = 1; // div2=0~15: fout=fvo/(2*div2)
+ //params->dsi.fbk_div = 434;
+ params->dsi.PLL_CLOCK = 182; //260;
+}
+
+static void init_lcm_registers(void)
+{
+ unsigned int data_array[16];
+
+ data_array[0] = 0x00043902; // SET EXTC
+ data_array[1] = 0x7983ffb9;
+ dsi_set_cmdq(data_array, 2, 1);
+
+ data_array[0] = 0x00203902; //SET POWER
+ data_array[1] = 0x345000b1;
+ data_array[2] = 0x11084fe8;
+ data_array[3] = 0x372f1111;
+ data_array[4] = 0x05423fbf;
+
+ data_array[5] = 0xe600f16a;
+ data_array[6] = 0xe6e6e6e6;
+ data_array[7] = 0x0a050400;
+ data_array[8] = 0x6f05040b;
+ dsi_set_cmdq(data_array, 9, 1);
+
+ data_array[0] = 0x000e3902; //SET DISP
+ data_array[1] = 0x3c0000b2;
+ data_array[2] = 0xB219110b;
+ data_array[3] = 0x110bff00;
+ data_array[4] = 0x00002019;
+ dsi_set_cmdq(data_array, 5, 1);
+
+ data_array[0] = 0x00203902; //SET CYC
+ data_array[1] = 0x000800b4;
+ data_array[2] = 0x00001032;
+ data_array[3] = 0x00000000;
+ data_array[4] = 0x400a3700;
+ data_array[5] = 0x300a3704;
+ data_array[6] = 0x0a513c14;
+ data_array[7] = 0x300a400a;
+ data_array[8] = 0x0a554014;
+ dsi_set_cmdq(data_array, 9, 1);
+
+ data_array[0] = 0x00053902; //SET VCOM
+ data_array[1] = 0x00a200b6;
+ data_array[2] = 0x000000a2;
+ dsi_set_cmdq(data_array, 3, 1);
+
+ data_array[0] = 0x00043902; //SET TE
+ data_array[1] = 0x005010b7;
+ dsi_set_cmdq(data_array, 2, 1);
+
+ data_array[0] = 0x00023902; //SET PANEL
+ data_array[1] = 0x00000bcc;
+ dsi_set_cmdq(data_array, 2, 1);
+
+ data_array[0] = 0x00303902; //SET GIP SIGNAL
+ data_array[1] = 0x0a0300d5;
+ data_array[2] = 0x00000100;
+ data_array[3] = 0x88880003;
+ data_array[4] = 0x45678888;
+ data_array[5] = 0x23010123;
+ data_array[6] = 0x88888888;
+ data_array[7] = 0x88888888;
+ data_array[8] = 0x45678888;
+ data_array[9] = 0x23010123;
+ data_array[10] = 0x88888888;
+ data_array[11] = 0x01018888;
+ data_array[12] = 0x00030000;
+ dsi_set_cmdq(data_array, 13, 1);
+
+ data_array[0] = 0x00043902; //SET PTBA
+ data_array[1] = 0x047005de;
+ dsi_set_cmdq(data_array, 2, 1);
+
+ data_array[0] = 0x00243902; //Set GAMMA
+ data_array[1] = 0x0c0179e0;
+ data_array[2] = 0x3b2a290e;
+ data_array[3] = 0x0b06421a;
+ data_array[4] = 0x1214110e;
+ data_array[5] = 0x00181215;
+ data_array[6] = 0x28270604;
+ data_array[7] = 0x063f123b;
+ data_array[8] = 0x14110e0b;
+ data_array[9] = 0x18121512;
+ dsi_set_cmdq(data_array, 10, 1);
+
+ data_array[0] = 0x00110500;
+ dsi_set_cmdq(data_array, 1, 1);
+ MDELAY(120);
+
+ data_array[0] = 0x00290500;
+ dsi_set_cmdq(data_array, 1, 1);
+}
+
+static void lcm_init(void)
+{
+#ifdef BUILD_UBOOT
+#elif defined(BUILD_LK)
+#else
+ hwPowerOn(MT6323_POWER_LDO_VCAMD, VOL_1800, "1V8_LCD_VIO");
+ hwPowerOn(MT6323_POWER_LDO_VCAMA, VOL_2800, "2V8_LCD_VCI");
+ MDELAY(5);
+ hwPowerDown(MT6323_POWER_LDO_VCAMA, "2V8_LCD_VCI");
+ MDELAY(5);
+ hwPowerOn(MT6323_POWER_LDO_VCAMA, VOL_2800, "2V8_LCD_VCI" );
+#endif
+
+ mt_set_gpio_mode(GPIO_LCD_RESET_N, GPIO_LCD_RESET_N_M_GPIO);
+ mt_set_gpio_pull_enable(GPIO_LCD_RESET_N, GPIO_PULL_ENABLE);
+ mt_set_gpio_dir(GPIO_LCD_RESET_N, GPIO_DIR_OUT);
+
+ mt_set_gpio_out(GPIO_LCD_RESET_N, GPIO_OUT_ONE);
+ MDELAY(10);
+ mt_set_gpio_out(GPIO_LCD_RESET_N, GPIO_OUT_ZERO);
+ MDELAY(10);
+ mt_set_gpio_out(GPIO_LCD_RESET_N, GPIO_OUT_ONE);
+ MDELAY(100);
+
+ init_lcm_registers();
+}
+
+static void lcm_suspend(void)
+{
+#ifdef BUILD_UBOOT
+#elif defined(BUILD_LK)
+ mt_set_gpio_mode(GPIO_LCD_RESET_N, GPIO_LCD_RESET_N_M_GPIO);
+ mt_set_gpio_pull_enable(GPIO_LCD_RESET_N, GPIO_PULL_ENABLE);
+ mt_set_gpio_dir(GPIO_LCD_RESET_N, GPIO_DIR_OUT);
+ mt_set_gpio_out(GPIO_LCD_RESET_N, GPIO_OUT_ZERO);
+ MDELAY(10);
+ mt_set_gpio_out(GPIO_LCD_RESET_N, GPIO_OUT_ONE);
+ MDELAY(120);
+#else
+ mt_set_gpio_mode(GPIO_LCD_RESET_N, GPIO_LCD_RESET_N_M_GPIO);
+ mt_set_gpio_pull_enable(GPIO_LCD_RESET_N, GPIO_PULL_ENABLE);
+ mt_set_gpio_dir(GPIO_LCD_RESET_N, GPIO_DIR_OUT);
+ mt_set_gpio_out(GPIO_LCD_RESET_N, GPIO_OUT_ZERO);
+ MDELAY(10);
+ mt_set_gpio_out(GPIO_LCD_RESET_N, GPIO_OUT_ONE);
+ MDELAY(120);
+
+ hwPowerDown(MT6323_POWER_LDO_VCAMA, "2V8_LCD_VCI");
+ hwPowerDown(MT6323_POWER_LDO_VCAMD, "1V8_LCD_VIO");
+
+ mt_set_gpio_mode(GPIO_LCD_RESET_N, GPIO_MODE_00);
+ mt_set_gpio_pull_enable(GPIO_LCD_RESET_N, GPIO_PULL_ENABLE);
+ mt_set_gpio_dir(GPIO_LCD_RESET_N, GPIO_DIR_OUT);
+ mt_set_gpio_out(GPIO_LCD_RESET_N, GPIO_OUT_ZERO);
+#endif
+}
+
+static void lcm_resume(void)
+{
+ lcm_init();
+ MDELAY(15);
+}
+
+#if (!defined(BUILD_UBOOT) && !defined(BUILD_LK))
+static void lcm_esd_recover(void)
+{
+ lcm_suspend();
+ lcm_resume();
+}
+#endif
+
+static void lcm_update(unsigned int x, unsigned int y, unsigned int width, unsigned int height)
+{
+ unsigned int x0 = x;
+ unsigned int y0 = y;
+ unsigned int x1 = x0 + width - 1;
+ unsigned int y1 = y0 + height - 1;
+
+ unsigned char x0_MSB = ((x0>>8)&0xFF);
+ unsigned char x0_LSB = (x0&0xFF);
+ unsigned char x1_MSB = ((x1>>8)&0xFF);
+ unsigned char x1_LSB = (x1&0xFF);
+ unsigned char y0_MSB = ((y0>>8)&0xFF);
+ unsigned char y0_LSB = (y0&0xFF);
+ unsigned char y1_MSB = ((y1>>8)&0xFF);
+ unsigned char y1_LSB = (y1&0xFF);
+
+ unsigned int data_array[16];
+
+ data_array[0]= 0x00053902;
+ data_array[1]= (x1_MSB<<24)|(x0_LSB<<16)|(x0_MSB<<8)|0x2a;
+ data_array[2]= (x1_LSB);
+ data_array[3]= 0x00053902;
+ data_array[4]= (y1_MSB<<24)|(y0_LSB<<16)|(y0_MSB<<8)|0x2b;
+ data_array[5]= (y1_LSB);
+ data_array[6]= 0x002c3909;
+
+ dsi_set_cmdq(data_array, 7, 0);
+}
+
+static void lcm_setbacklight(unsigned int level)
+{
+ unsigned int default_level = 145;
+ unsigned int mapped_level = 0;
+
+ //for LGE backlight IC mapping table
+ if(level > 255)
+ level = 255;
+
+ if(level >0)
+ mapped_level = default_level+(level)*(255-default_level)/(255);
+ else
+ mapped_level=0;
+
+ // Refresh value of backlight level.
+ lcm_backlight_level_setting[0].para_list[0] = mapped_level;
+
+ push_table(lcm_backlight_level_setting, sizeof(lcm_backlight_level_setting) / sizeof(struct LCM_setting_table), 1);
+}
+
+static void lcm_setpwm(unsigned int divider)
+{
+ // TBD
+}
+
+static unsigned int lcm_getpwm(unsigned int divider)
+{
+ // ref freq = 15MHz, B0h setting 0x80, so 80.6% * freq is pwm_clk;
+ // pwm_clk / 255 / 2(lcm_setpwm() 6th params) = pwm_duration = 23706
+ unsigned int pwm_clk = 23706 / (1 << divider);
+
+ return pwm_clk;
+}
+
+static unsigned int lcm_compare_id(void)
+{
+ int status = 0;
+
+ mt_set_gpio_mode(GPIO_LCD_MAKER_ID, GPIO_LCD_MAKER_ID_M_GPIO);
+ mt_set_gpio_pull_enable(GPIO_LCD_MAKER_ID, GPIO_PULL_ENABLE);
+ mt_set_gpio_dir(GPIO_LCD_MAKER_ID, GPIO_DIR_IN);
+ MDELAY(10);
+ status = mt_get_gpio_in(GPIO_LCD_MAKER_ID);
+
+ LCM_PRINT("LCD_MAKER_ID: %d\n", status);
+
+ return status;
+}
+
+// ---------------------------------------------------------------------------
+// Get LCM Driver Hooks
+// ---------------------------------------------------------------------------
+LCM_DRIVER hx8379a_wvga_dsi_vdo_drv = {
+ .name = "hx8379a_wvga_dsi_vdo",
+ .set_util_funcs = lcm_set_util_funcs,
+ .get_params = lcm_get_params,
+ .compare_id = lcm_compare_id,
+ .init = lcm_init,
+ .suspend = lcm_suspend,
+ .resume = lcm_resume,
+ //.set_backlight = lcm_setbacklight,
+ //.set_pwm = lcm_setpwm,
+ //.get_pwm = lcm_getpwm,
+ //.update = lcm_update,
+#if (!defined(BUILD_UBOOT) && !defined(BUILD_LK))
+ .esd_recover = lcm_esd_recover,
+#endif
+};
+
projects / GitHub / mt8127 / android_kernel_alcatel_ttab.git / blobdiff