| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <boardid.h> |
| #include <boot/coreboot_tables.h> |
| #include <console/console.h> |
| #include <delay.h> |
| #include <gpio.h> |
| #include <soc/gpio_common.h> |
| #include <soc/i2c.h> |
| #include <soc/regulator.h> |
| #include <soc/pmif.h> |
| #include <string.h> |
| |
| #include "display.h" |
| #include "gpio.h" |
| #include "panel.h" |
| |
| |
| static void configure_mipi_pwm_backlight(void) |
| { |
| gpio_output(GPIO_AP_DISP_BKLTEN, 0); |
| gpio_output(GPIO_MIPI_BL_PWM_1V8, 0); |
| } |
| |
| static void configure_edp_aux_backlight(void) |
| { |
| /* TODO: Add edp aux backlight for MUTTO_B152731E1 when we get MUTTO_B152731E1 */ |
| } |
| |
| static void power_on_mipi_boe_tv110c9m_ll0(void) |
| { |
| tps65132s_program_eeprom(); |
| |
| /* Enable VM18V */ |
| mainboard_enable_regulator(MTK_REGULATOR_VDD18, true); |
| |
| gpio_output(GPIO_DISP_RST_1V8_L, 0); |
| mdelay(1); |
| |
| gpio_output(GPIO_EN_PPVAR_MIPI_DISP, 1); |
| gpio_output(GPIO_EN_PPVAR_MIPI_DISP_150MA, 1); |
| mdelay(10); |
| gpio_output(GPIO_DISP_RST_1V8_L, 1); |
| mdelay(1); |
| gpio_output(GPIO_DISP_RST_1V8_L, 0); |
| mdelay(1); |
| gpio_output(GPIO_DISP_RST_1V8_L, 1); |
| mdelay(6); |
| } |
| |
| static void power_on_edp_mutto_b152731e1(void) |
| { |
| /* TODO: Add the poweron for MUTTO_B152731E1 when we get MUTTO_B152731E1 */ |
| } |
| |
| static struct panel_description panels[] = { |
| [1] = { |
| .name = "BOE_TV110C9M_LL0", |
| .power_on = power_on_mipi_boe_tv110c9m_ll0, |
| .configure_panel_backlight = configure_mipi_pwm_backlight, |
| .disp_path = DISP_PATH_MIPI, |
| .pwm_ctrl_gpio = true, |
| }, |
| [11] = { |
| .name = "MUTTO_B152731E1", |
| .power_on = power_on_edp_mutto_b152731e1, |
| .configure_panel_backlight = configure_edp_aux_backlight, |
| .disp_path = DISP_PATH_EDP, |
| .pwm_ctrl_gpio = false, |
| }, |
| }; |
| |
| struct panel_description *get_panel_description(uint32_t panel_id) |
| { |
| /* Only PANEL_ID_LOW_CHANNEL value is valid for the reference board. */ |
| uint32_t id = panel_id & 0xF; |
| |
| if (id >= ARRAY_SIZE(panels)) |
| return NULL; |
| |
| return &panels[id]; |
| } |
| |
| void fill_lp_backlight_gpios(struct lb_gpios *gpios) |
| { |
| struct panel_description *panel = get_active_panel(); |
| if (!panel || panel->disp_path == DISP_PATH_NONE) |
| return; |
| |
| struct lb_gpio mipi_pwm_gpios[] = { |
| {GPIO_MIPI_BL_PWM_1V8.id, ACTIVE_HIGH, -1, "PWM control"}, |
| }; |
| |
| struct lb_gpio edp_pwm_gpios[] = { |
| {GPIO_EDP_BL_PWM_1V8.id, ACTIVE_HIGH, -1, "PWM control"}, |
| }; |
| |
| if (panel->pwm_ctrl_gpio) { |
| /* PWM control for typical eDP and MIPI panels */ |
| if (panel->disp_path == DISP_PATH_MIPI) |
| lb_add_gpios(gpios, mipi_pwm_gpios, ARRAY_SIZE(mipi_pwm_gpios)); |
| else |
| lb_add_gpios(gpios, edp_pwm_gpios, ARRAY_SIZE(edp_pwm_gpios)); |
| } |
| |
| struct lb_gpio backlight_gpios[] = { |
| {GPIO_AP_DISP_BKLTEN.id, ACTIVE_HIGH, -1, "backlight enable"}, |
| }; |
| |
| lb_add_gpios(gpios, backlight_gpios, ARRAY_SIZE(backlight_gpios)); |
| } |