Exemple #1
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;
}
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 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();
}
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();
}