// SPDX-License-Identifier: GPL-2.0+ #include #include #include #include static int do_backlight(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]) { struct udevice *backlight; int ret; ret = uclass_get_device(UCLASS_PANEL_BACKLIGHT, 0, &backlight); if (!ret) backlight_enable(backlight); return CMD_RET_SUCCESS; } U_BOOT_CMD(backlight_on, 1, 1, do_backlight, "Backlight", " - enable backlightpanel devices");