/* SPDX-License-Identifier: GPL-2.0-only */ #include <console/console.h> #include <delay.h> #include <drivers/analogix/anx7625/anx7625.h> #include <edid.h> #include <gpio.h> #include <soc/i2c.h> #include "gpio.h" #include "panel.h" static void bridge_anx7625_power_on(void) { /* Turn on bridge */ gpio_output(GPIO_EDPBRDG_RST_L, 0); gpio_output(GPIO_EN_PP1000_EDPBRDG, 1); gpio_output(GPIO_EN_PP1800_EDPBRDG, 1); gpio_output(GPIO_EN_PP3300_EDPBRDG, 1); mdelay(14); gpio_output(GPIO_EDPBRDG_PWREN, 1); mdelay(80); gpio_output(GPIO_EDPBRDG_RST_L, 1); } static int bridge_anx7625_get_edid(struct edid *edid) { if (anx7625_init(BRIDGE_I2C) < 0) { printk(BIOS_ERR, "%s: Can't init ANX7625 bridge\n", __func__); return -1; } if (anx7625_dp_get_edid(BRIDGE_I2C, edid) < 0) { printk(BIOS_ERR, "%s: Can't get panel's edid\n", __func__); return -1; } return 0; } static int bridge_anx7625_post_power_on(const struct edid *edid) { return anx7625_dp_start(BRIDGE_I2C, edid); } static void panel_power_on(void) { /* Turn on the panel */ gpio_output(GPIO_EN_PP3300_DISP_X, 1); bridge_anx7625_power_on(); } static struct panel_description anx7625_bridge = { .configure_backlight = backlight_control, .power_on = panel_power_on, .get_edid = bridge_anx7625_get_edid, .post_power_on = bridge_anx7625_post_power_on, .disp_path = DISP_PATH_MIPI, .orientation = LB_FB_ORIENTATION_NORMAL, }; struct panel_description *get_anx7625_description(void) { mtk_i2c_bus_init(BRIDGE_I2C, I2C_SPEED_FAST); return &anx7625_bridge; }