// SPDX-License-Identifier: GPL-2.0+ /* * (C) Copyright 2015 Rockchip Electronics Co., Ltd */ #include #include #include #include #include #include #include #include void get_ddr_config(struct rk3036_ddr_config *config) { /* K4B4G1646Q config */ config->ddr_type = 3; config->rank = 1; config->cs0_row = 15; config->cs1_row = 15; /* 8bank */ config->bank = 3; config->col = 10; /* 16bit bw */ config->bw = 1; } #define FASTBOOT_KEY_GPIO 93 int fastboot_key_pressed(void) { gpio_request(FASTBOOT_KEY_GPIO, "fastboot_key"); gpio_direction_input(FASTBOOT_KEY_GPIO); return !gpio_get_value(FASTBOOT_KEY_GPIO); } #define ROCKCHIP_BOOT_MODE_FASTBOOT 0x5242C309 int rk_board_late_init(void) { if (fastboot_key_pressed()) { printf("enter fastboot!\n"); env_set("preboot", "setenv preboot; fastboot usb0"); } return 0; }