void display_init(void)
{
struct fbcon_config *fb_cfg;
#if DISPLAY_TYPE_LCDC
struct lcdc_timing_parameters *lcd_timing;
mdp_clock_init();
if (board_machtype() == LINUX_MACHTYPE_8660_FLUID) {
mmss_pixel_clock_configure(PIXEL_CLK_INDEX_25M);
} else {
mmss_pixel_clock_configure(PIXEL_CLK_INDEX_54M);
}
lcd_timing = get_lcd_timing();
fb_cfg = lcdc_init_set( lcd_timing );
fbcon_setup(fb_cfg);
fbcon_clear();
panel_poweron();
#endif
#if DISPLAY_TYPE_MIPI
mdp_clock_init();
configure_dsicore_dsiclk();
configure_dsicore_byteclk();
configure_dsicore_pclk();
fb_cfg = mipi_init();
fbcon_setup(fb_cfg);
#endif
}
static int apq8064_lvds_clock(int enable)
{
if (enable)
mdp_clock_init();
return 0;
}
int target_panel_clock(uint8_t enable, struct msm_panel_info *pinfo)
{
struct mdss_dsi_pll_config *pll_data;
uint32_t dual_dsi = pinfo->mipi.dual_dsi;
dprintf(SPEW, "target_panel_clock\n");
pll_data = pinfo->mipi.dsi_pll_config;
if (enable) {
mdp_gdsc_ctrl(enable);
mdp_clock_init();
mdss_dsi_auto_pll_config(DSI0_PLL_BASE,
MIPI_DSI0_BASE, pll_data);
dsi_pll_enable_seq(DSI0_PLL_BASE);
mmss_clock_auto_pll_init(DSI0_PHY_PLL_OUT, dual_dsi,
pll_data->pclk_m,
pll_data->pclk_n,
pll_data->pclk_d);
} else if(!target_cont_splash_screen()) {
// * Add here for continuous splash *
mmss_clock_disable(dual_dsi);
mdp_clock_disable(dual_dsi);
}
return NO_ERROR;
}
void display_init(void)
{
struct fbcon_config *fb_cfg;
#if DISPLAY_TYPE_LCDC
mdp_clock_init();
fb_cfg = lcdc_init();
panel_poweron();
fbcon_setup(fb_cfg);
#endif
#if DISPLAY_TYPE_MIPI
mdp_clock_init();
fb_cfg = mipi_init();
fbcon_setup(fb_cfg);
#endif
}
static int msm7627a_mdp_clock_init(int enable)
{
int ret = 0;
if (enable)
mdp_clock_init();
return ret;
}
static int fusion3_mtp_clock(int enable)
{
if (enable) {
mdp_clock_init();
mmss_clock_init();
} else if(!target_cont_splash_screen()) {
mmss_clock_disable();
}
return 0;
}
static int msm7627a_mdp_clock_init(int enable)
{
int ret = 0;
unsigned rate = 0;
rate = panel.panel_info.clk_rate;
if (enable)
mdp_clock_init(rate);
else
mdp_clock_disable();
return ret;
}
void display_init(void){
struct fbcon_config *fb_cfg;
panel_backlight_on();
mipi_dsi_panel_power_on();
mipi_panel_reset();
mdp_clock_init();
mmss_clock_init();
fb_cfg = mipi_init();
fbcon_setup(fb_cfg);
}
static int msm8974_mdss_edp_panel_clock(int enable)
{
if (enable) {
mdp_gdsc_ctrl(enable);
mdp_clock_init();
edp_clk_enable();
} else if (!target_cont_splash_screen()) {
/* Add here for continuous splash */
edp_clk_disable();
mdp_clock_disable();
mdp_gdsc_ctrl(enable);
}
return 0;
}
static int msm7627a_mdp_clock_init(int enable)
{
int ret = 0;
unsigned rate = 0;
rate = panel.panel_info.clk_rate;
if (enable) {
/* enable MDP clock in MP to boost display up */
if (board_machtype() != MSM8X25_QRD5
&& board_machtype() != MSM8X25Q_SKUD)
mdp_clock_init(rate);
} else {
mdp_clock_disable();
}
return ret;
}
static void msm8960_backlight_on(void)
{
struct pm8921_gpio backlight_pwm = {
.direction = PM_GPIO_DIR_OUT,
.output_buffer = 0,
.output_value = 0,
.pull = PM_GPIO_PULL_NO,
.vin_sel = 2,
.out_strength = PM_GPIO_STRENGTH_HIGH,
.function = PM_GPIO_FUNC_1,
.inv_int_pol = 0,
};
int rc = pm8921_gpio_config(PM_GPIO(24), &backlight_pwm);
if (rc)
dprintf(CRITICAL, "FAIL pm8921_gpio_config(): rc=%d.\n", rc);
}
/* Pull DISP_RST_N high to get panel out of reset */
static void msm8960_mipi_panel_reset(void)
{
struct pm8921_gpio gpio43_param = {
.direction = PM_GPIO_DIR_OUT,
.output_buffer = 0,
.output_value = 1,
.pull = PM_GPIO_PULL_UP_30,
.vin_sel = 2,
.out_strength = PM_GPIO_STRENGTH_HIGH,
.function = PM_GPIO_FUNC_PAIRED,
.inv_int_pol = 0,
.disable_pin = 0,
};
pm8921_gpio_config(PM_GPIO(43), &gpio43_param);
}
static int msm8960_mipi_panel_clock(int enable)
{
if (enable) {
mdp_clock_init();
mmss_clock_init();
} else if(!target_cont_splash_screen()) {
mmss_clock_disable();
}
return 0;
}
static int msm8960_mipi_panel_power(int enable)
{
if (enable) {
msm8960_backlight_on();
/* Turn on LDO8 for lcd1 mipi vdd */
pm8921_ldo_set_voltage(LDO_8, LDO_VOLTAGE_3_0V);
/* Turn on LDO23 for lcd1 mipi vddio */
pm8921_ldo_set_voltage(LDO_23, LDO_VOLTAGE_1_8V);
/* Turn on LDO2 for vdda_mipi_dsi */
pm8921_ldo_set_voltage(LDO_2, LDO_VOLTAGE_1_2V);
msm8960_mipi_panel_reset();
}
return 0;
}
void display_init(void)
{
dprintf(CRITICAL, "display_init\n");
switch (board_target_id()) {
case LINUX_MACHTYPE_8064_CDP:
lvds_chimei_wxga_init(&(panel.panel_info));
panel.clk_func = apq8064_lvds_clock;
panel.power_func = apq8064_lvds_panel_power;
panel.fb.base = 0x80B00000;
panel.fb.width = panel.panel_info.xres;
panel.fb.height = panel.panel_info.yres;
panel.fb.stride = panel.panel_info.xres;
panel.fb.bpp = panel.panel_info.bpp;
panel.fb.format = FB_FORMAT_RGB888;
panel.mdp_rev = MDP_REV_44;
break;
case LINUX_MACHTYPE_8064_MTP:
mipi_toshiba_video_wsvga_init(&(panel.panel_info));
panel.clk_func = fusion3_mtp_clock;
panel.power_func = fusion3_mtp_panel_power;
panel.fb.base = 0x89000000;
panel.fb.width = panel.panel_info.xres;
panel.fb.height = panel.panel_info.yres;
panel.fb.stride = panel.panel_info.xres;
panel.fb.bpp = panel.panel_info.bpp;
panel.fb.format = FB_FORMAT_RGB888;
panel.mdp_rev = MDP_REV_44;
break;
case LINUX_MACHTYPE_8960_CDP:
case LINUX_MACHTYPE_8960_MTP:
case LINUX_MACHTYPE_8960_FLUID:
case LINUX_MACHTYPE_8960_LIQUID:
mipi_toshiba_video_wsvga_init(&(panel.panel_info));
panel.clk_func = msm8960_mipi_panel_clock;
panel.power_func = msm8960_mipi_panel_power;
panel.fb.base = 0x89000000;
panel.fb.width = panel.panel_info.xres;
panel.fb.height = panel.panel_info.yres;
panel.fb.stride = panel.panel_info.xres;
panel.fb.bpp = panel.panel_info.bpp;
panel.fb.format = FB_FORMAT_RGB888;
panel.mdp_rev = MDP_REV_42;
break;
default:
return;
};
if (msm_display_init(&panel)) {
dprintf(CRITICAL, "Display init failed!\n");
return;
}
display_image_on_screen();
display_enable = 1;
}
void display_shutdown(void)
{
if (display_enable)
msm_display_off();
}
void mddi_init(void)
{
unsigned n;
dprintf("mddi_init() configuring for LCDC\n");
/* MDP init */
/* seems like not needed */
/* LCDC init */
#if 0
clock_enable(MDP_LCDC_PCLK_CLK);
clock_enable(MDP_LCDC_PAD_PCLK_CLK);
clock_set_rate(MDP_LCDC_PCLK_CLK, 74250000);
clock_set_rate(MDP_LCDC_PAD_PCLK_CLK, 74250000);
#endif
lcdc_clock_init();
writel(LCDC_FB_PHYS, MSM_MDP_BASE1 + 0x90008);
writel((LCDC_FB_HEIGHT << 16) | LCDC_FB_WIDTH, MSM_MDP_BASE1 + 0x90004);
writel(LCDC_FB_WIDTH * LCDC_FB_BPP / 8, MSM_MDP_BASE1 + 0x9000c);
writel(0, MSM_MDP_BASE1 + 0x90010);
writel(DMA_PACK_ALIGN_LSB|DMA_PACK_PATTERN_RGB|DMA_DITHER_EN|
DMA_OUT_SEL_LCDC|DMA_IBUF_FORMAT_RGB565|
DMA_DSTC0G_8BITS|DMA_DSTC1B_8BITS|DMA_DSTC2R_8BITS,
MSM_MDP_BASE1 + 0x90000);
int hsync_period = LCDC_HSYNC_PULSE_WIDTH_DCLK + LCDC_HSYNC_BACK_PORCH_DCLK + LCDC_FB_WIDTH + LCDC_HSYNC_FRONT_PORCH_DCLK;
int vsync_period = (LCDC_VSYNC_PULSE_WIDTH_LINES + LCDC_VSYNC_BACK_PORCH_LINES + LCDC_FB_HEIGHT + LCDC_VSYNC_FRONT_PORCH_LINES) * hsync_period;
int hsync_ctrl = (hsync_period << 16) | LCDC_HSYNC_PULSE_WIDTH_DCLK;
int hsync_start_x = LCDC_HSYNC_PULSE_WIDTH_DCLK + LCDC_HSYNC_BACK_PORCH_DCLK;
int hsync_end_x = hsync_period - LCDC_HSYNC_FRONT_PORCH_DCLK - 1;
int display_hctl = (hsync_end_x << 16) | hsync_start_x;
int display_vstart= (LCDC_VSYNC_PULSE_WIDTH_LINES + LCDC_VSYNC_BACK_PORCH_LINES) * hsync_period + LCDC_HSYNC_SKEW_DCLK;
int display_vend = vsync_period - (LCDC_VSYNC_FRONT_PORCH_LINES * hsync_period) + LCDC_HSYNC_SKEW_DCLK - 1;
writel((hsync_period << 16) | LCDC_HSYNC_PULSE_WIDTH_DCLK, MSM_MDP_BASE1 + 0xe0004);
writel(vsync_period, MSM_MDP_BASE1 + 0xe0008);
writel(LCDC_VSYNC_PULSE_WIDTH_LINES * hsync_period, MSM_MDP_BASE1 + 0xe000c);
writel(display_hctl, MSM_MDP_BASE1 + 0xe0010);
writel(display_vstart, MSM_MDP_BASE1 + 0xe0014);
writel(display_vend, MSM_MDP_BASE1 + 0xe0018);
writel(0, MSM_MDP_BASE1 + 0xe0028);
writel(0xff, MSM_MDP_BASE1 + 0xe002c);
writel(LCDC_HSYNC_SKEW_DCLK, MSM_MDP_BASE1 + 0xe0030);
writel(0, MSM_MDP_BASE1 + 0xe0038);
writel(0, MSM_MDP_BASE1 + 0xe001c);
writel(0, MSM_MDP_BASE1 + 0xe0020);
writel(0, MSM_MDP_BASE1 + 0xe0024);
writel(1, MSM_MDP_BASE1 + 0xe0000);
//clock_enable(MDP_CLK);
mdp_clock_init();
//panel_backlight(0);
//panel_poweron();
fb_width = LCDC_FB_WIDTH;
fb_height = LCDC_FB_HEIGHT;
dprintf("panel is %d x %d\n", fb_width, fb_height);
FB = LCDC_FB_PHYS; //alloc(2 * fb_width * fb_height);
for(n = 0; n < (fb_width * fb_height); n++) FB[n] = 0;
gpio_set(32, 1);
gpio_dir(32, 1);
mdelay(100);
gpio_set(20, 1);
gpio_dir(20, 1);
mdelay(100);
gpio_set(155, 1);
gpio_dir(155, 1);
//gpio_set(61, 1);
}
static int msm8974_backlight_on()
{
static struct pm8x41_wled_data wled_ctrl = {
.mod_scheme = 0xC3,
.led1_brightness = (0x0F << 8) | 0xEF,
.led2_brightness = (0x0F << 8) | 0xEF,
.led3_brightness = (0x0F << 8) | 0xEF,
.max_duty_cycle = 0x01,
};
pm8x41_wled_config(&wled_ctrl);
pm8x41_wled_sink_control(1);
pm8x41_wled_iled_sync_control(1);
pm8x41_wled_enable(1);
return 0;
}
static int msm8974_mdss_dsi_panel_clock(uint8_t enable)
{
if (enable) {
mdp_gdsc_ctrl(enable);
mdp_clock_init();
mdss_dsi_uniphy_pll_config();
mmss_clock_init();
} else if(!target_cont_splash_screen()) {
// * Add here for continuous splash *
mmss_clock_disable();
mdp_clock_disable();
mdp_gdsc_ctrl(enable);
}
return 0;
}
/* Pull DISP_RST_N high to get panel out of reset */
static void msm8974_mdss_mipi_panel_reset(uint8_t enable)
{
struct pm8x41_gpio gpio19_param = {
.direction = PM_GPIO_DIR_OUT,
.output_buffer = PM_GPIO_OUT_CMOS,
.out_strength = PM_GPIO_OUT_DRIVE_MED,
};
pm8x41_gpio_config(19, &gpio19_param);
if (enable) {
gpio_tlmm_config(58, 0, GPIO_OUTPUT, GPIO_NO_PULL, GPIO_8MA, GPIO_DISABLE);
pm8x41_gpio_set(19, PM_GPIO_FUNC_HIGH);
mdelay(2);
pm8x41_gpio_set(19, PM_GPIO_FUNC_LOW);
mdelay(5);
pm8x41_gpio_set(19, PM_GPIO_FUNC_HIGH);
mdelay(2);
gpio_set(58, 2);
} else {
gpio19_param.out_strength = PM_GPIO_OUT_DRIVE_LOW;
pm8x41_gpio_config(19, &gpio19_param);
pm8x41_gpio_set(19, PM_GPIO_FUNC_LOW);
gpio_set(58, 2);
}
}
static int msm8974_mipi_panel_power(uint8_t enable)
{
if (enable) {
/* Enable backlight */
msm8974_backlight_on();
/* Turn on LDO8 for lcd1 mipi vdd */
dprintf(SPEW, " Setting LDO22\n");
pm8x41_ldo_set_voltage("LDO22", 3000000);
pm8x41_ldo_control("LDO22", enable);
dprintf(SPEW, " Setting LDO12\n");
/* Turn on LDO23 for lcd1 mipi vddio */
pm8x41_ldo_set_voltage("LDO12", 1800000);
pm8x41_ldo_control("LDO12", enable);
dprintf(SPEW, " Setting LDO2\n");
/* Turn on LDO2 for vdda_mipi_dsi */
pm8x41_ldo_set_voltage("LDO2", 1200000);
pm8x41_ldo_control("LDO2", enable);
dprintf(SPEW, " Panel Reset \n");
/* Panel Reset */
msm8974_mdss_mipi_panel_reset(enable);
dprintf(SPEW, " Panel Reset Done\n");
} else {
msm8974_mdss_mipi_panel_reset(enable);
pm8x41_wled_enable(enable);
pm8x41_ldo_control("LDO2", enable);
pm8x41_ldo_control("LDO22", enable);
}
return 0;
}
void display_init(void)
{
uint32_t hw_id = board_hardware_id();
uint32_t soc_ver = board_soc_version();
dprintf(INFO, "display_init(),target_id=%d.\n", hw_id);
switch (hw_id) {
case HW_PLATFORM_MTP:
case HW_PLATFORM_FLUID:
case HW_PLATFORM_SURF:
mipi_toshiba_video_720p_init(&(panel.panel_info));
panel.clk_func = msm8974_mdss_dsi_panel_clock;
panel.power_func = msm8974_mipi_panel_power;
panel.fb.base = MIPI_FB_ADDR;
panel.fb.width = panel.panel_info.xres;
panel.fb.height = panel.panel_info.yres;
panel.fb.stride = panel.panel_info.xres;
panel.fb.bpp = panel.panel_info.bpp;
panel.fb.format = FB_FORMAT_RGB888;
panel.mdp_rev = MDP_REV_50;
break;
default:
return;
};
if (msm_display_init(&panel)) {
dprintf(CRITICAL, "Display init failed!\n");
return;
}
display_enable = 1;
}
static void msm8960_backlight_on(void)
{
struct pm8921_gpio backlight_pwm = {
.direction = PM_GPIO_DIR_OUT,
.output_buffer = 0,
.output_value = 0,
.pull = PM_GPIO_PULL_NO,
.vin_sel = 2,
.out_strength = PM_GPIO_STRENGTH_HIGH,
.function = PM_GPIO_FUNC_1,
.inv_int_pol = 0,
};
int rc = pm8921_gpio_config(PM_GPIO(24), &backlight_pwm);
if (rc)
dprintf(CRITICAL, "FAIL pm8921_gpio_config(): rc=%d.\n", rc);
}
/* Pull DISP_RST_N high to get panel out of reset */
static void msm8960_mipi_panel_reset(void)
{
struct pm8921_gpio gpio43_param = {
.direction = PM_GPIO_DIR_OUT,
.output_buffer = 0,
.output_value = 1,
.pull = PM_GPIO_PULL_UP_30,
.vin_sel = 2,
.out_strength = PM_GPIO_STRENGTH_HIGH,
.function = PM_GPIO_FUNC_PAIRED,
.inv_int_pol = 0,
.disable_pin = 0,
};
pm8921_gpio_config(PM_GPIO(43), &gpio43_param);
}
static int msm8960_mipi_panel_clock(int enable)
{
if (enable) {
mdp_clock_init();
mmss_clock_init();
} else if(!target_cont_splash_screen()) {
mmss_clock_disable();
}
return 0;
}
static int msm8960_liquid_mipi_panel_clock(int enable)
{
if (enable) {
mdp_clock_init();
liquid_mmss_clock_init(); /* 240 MHZ MIPI-DSI clk */
} else if(!target_cont_splash_screen()) {
mmss_clock_disable();
}
return 0;
}
static int msm8960_mipi_panel_power(int enable)
{
if (enable) {
msm8960_backlight_on();
/* Turn on LDO8 for lcd1 mipi vdd */
pm8921_ldo_set_voltage(LDO_8, LDO_VOLTAGE_3_0V);
/* Turn on LDO23 for lcd1 mipi vddio */
pm8921_ldo_set_voltage(LDO_23, LDO_VOLTAGE_1_8V);
/* Turn on LDO2 for vdda_mipi_dsi */
pm8921_ldo_set_voltage(LDO_2, LDO_VOLTAGE_1_2V);
msm8960_mipi_panel_reset();
}
return 0;
}
#define PM_GPIO_VIN_VPH 0 /* 3v ~ 4.4v */
#define PM_GPIO_VIN_BB 1 /* ~3.3v */
#define PM_GPIO_VIN_S4 2 /* 1.8v */
#define PM_GPIO_VIN_L15 3
static int msm8960_liquid_mipi_panel_power(int enable)
{
if (enable) {
static int gpio17, gpio21, gpio43 ;
int rc;
struct pm8921_gpio gpio_config = {
.direction = PM_GPIO_DIR_OUT,
.output_buffer = 0,
.output_value = 1,
.pull = PM_GPIO_PULL_NO,
.vin_sel = PM_GPIO_VIN_S4,
.out_strength = PM_GPIO_STRENGTH_HIGH,
.function = PM_GPIO_FUNC_NORMAL,
.inv_int_pol = 0,
.disable_pin = 0,
};
/* Note: PWM is controlled by PM-GPIO#24 */
gpio17 = PM_GPIO(17); /* ext_3p3v */
gpio21 = PM_GPIO(21); /* disp power enable_n , vin=VPH-PWR */
gpio43 = PM_GPIO(43); /* Displays Enable (rst_n) */
gpio_config.output_value = 1;
rc = pm8921_gpio_config(gpio17, &gpio_config);
mdelay(100);
gpio_config.output_value = 0;
/* disp disable (resx=0) */
rc = pm8921_gpio_config(gpio43, &gpio_config);
mdelay(100);
gpio_config.output_value = 0;
gpio_config.vin_sel = PM_GPIO_VIN_VPH; /* VPH_PWR */
/* disp power enable_n */
rc = pm8921_gpio_config(gpio21, &gpio_config);
mdelay(100);
gpio_config.output_value = 1;
gpio_config.vin_sel = PM_GPIO_VIN_S4;
/* disp enable */
rc = pm8921_gpio_config(gpio43, &gpio_config);
mdelay(100);
pm8921_low_voltage_switch_enable(lvs_4); /* S4 1.8 V */
/* Turn on LDO2 for vdda_mipi_dsi */
pm8921_ldo_set_voltage(LDO_2, LDO_VOLTAGE_1_2V);
msm8960_backlight_on();
}
return 0;
}
void display_init(void)
{
int target_id = board_target_id();
dprintf(INFO, "display_init(),target_id=%d.\n", target_id);
switch (target_id) {
case LINUX_MACHTYPE_8960_LIQUID:
mipi_chimei_video_wxga_init(&(panel.panel_info));
/*
* mipi_chimei_wxga panel not supported yet in LK.
* However, MIPI clocks and power should be set in LK.
*/
panel.clk_func = msm8960_liquid_mipi_panel_clock;
panel.power_func = msm8960_liquid_mipi_panel_power;
panel.fb.base = MIPI_FB_ADDR;
panel.fb.width = panel.panel_info.xres;
panel.fb.height = panel.panel_info.yres;
panel.fb.stride = panel.panel_info.xres;
panel.fb.bpp = panel.panel_info.bpp;
panel.fb.format = FB_FORMAT_RGB888;
panel.mdp_rev = MDP_REV_44;
break;
case LINUX_MACHTYPE_8064_CDP:
lvds_chimei_wxga_init(&(panel.panel_info));
panel.clk_func = apq8064_lvds_clock;
panel.power_func = apq8064_lvds_panel_power;
panel.fb.base = 0x80B00000;
panel.fb.width = panel.panel_info.xres;
panel.fb.height = panel.panel_info.yres;
panel.fb.stride = panel.panel_info.xres;
panel.fb.bpp = panel.panel_info.bpp;
panel.fb.format = FB_FORMAT_RGB888;
panel.mdp_rev = MDP_REV_44;
break;
case LINUX_MACHTYPE_8064_MTP:
mipi_toshiba_video_wsvga_init(&(panel.panel_info));
panel.clk_func = fusion3_mtp_clock;
panel.power_func = fusion3_mtp_panel_power;
panel.fb.base = 0x89000000;
panel.fb.width = panel.panel_info.xres;
panel.fb.height = panel.panel_info.yres;
panel.fb.stride = panel.panel_info.xres;
panel.fb.bpp = panel.panel_info.bpp;
panel.fb.format = FB_FORMAT_RGB888;
panel.mdp_rev = MDP_REV_44;
break;
case LINUX_MACHTYPE_8960_CDP:
case LINUX_MACHTYPE_8960_MTP:
case LINUX_MACHTYPE_8960_FLUID:
mipi_toshiba_video_wsvga_init(&(panel.panel_info));
panel.clk_func = msm8960_mipi_panel_clock;
panel.power_func = msm8960_mipi_panel_power;
panel.fb.base = 0x89000000;
panel.fb.width = panel.panel_info.xres;
panel.fb.height = panel.panel_info.yres;
panel.fb.stride = panel.panel_info.xres;
panel.fb.bpp = panel.panel_info.bpp;
panel.fb.format = FB_FORMAT_RGB888;
panel.mdp_rev = MDP_REV_42;
break;
default:
return;
};
if (msm_display_init(&panel)) {
dprintf(CRITICAL, "Display init failed!\n");
return;
}
display_image_on_screen();
display_enable = 1;
}
void display_shutdown(void)
{
if (display_enable)
msm_display_off();
}