1 /* 2 * (C) Copyright 2007-2012 3 * Allwinner Technology Co., Ltd. <www.allwinnertech.com> 4 * Tom Cubie <tangliang@allwinnertech.com> 5 * 6 * SPDX-License-Identifier: GPL-2.0+ 7 */ 8 9 #ifndef _SYS_PROTO_H_ 10 #define _SYS_PROTO_H_ 11 12 #include <linux/types.h> 13 14 void sdelay(unsigned long); 15 16 /* return_to_fel() - Return to BROM from SPL 17 * 18 * This returns back into the BROM after U-Boot SPL has performed its initial 19 * init. It uses the provided lr and sp to do so. 20 * 21 * @lr: BROM link register value (return address) 22 * @sp: BROM stack pointer 23 */ 24 void return_to_fel(uint32_t lr, uint32_t sp); 25 26 #endif 27