1 /* 2 * Copyright 2015 Stephen Warren 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 #include <config.h> 8 #include <phys2bus.h> 9 10 unsigned long phys_to_bus(unsigned long phys) 11 { 12 #ifndef CONFIG_BCM2835 13 return 0xc0000000 | phys; 14 #else 15 return 0x40000000 | phys; 16 #endif 17 } 18 19 unsigned long bus_to_phys(unsigned long bus) 20 { 21 return bus & ~0xc0000000; 22 } 23