1/* 2 * Setup for the IBM Chestnut (ibm-750fxgx_eval) 3 * 4 * Author: Mark A. Greer <mgreer@mvista.com> 5 * 6 * 2005 (c) MontaVista Software, Inc. This file is licensed under 7 * the terms of the GNU General Public License version 2. This program 8 * is licensed "as is" without any warranty of any kind, whether express 9 * or implied. 10 */ 11 12#include <linux/types.h> 13#include <asm/io.h> 14#include <asm/mv64x60_defs.h> 15#include <platforms/chestnut.h> 16 17/* Not in the kernel so won't include kernel.h to get its 'max' definition */ 18#define max(a,b) (((a) > (b)) ? (a) : (b)) 19 20void 21mv64x60_board_init(void __iomem *old_base, void __iomem *new_base) 22{ 23#ifdef CONFIG_SERIAL_8250_CONSOLE 24 /* 25 * Change device bus 2 window so that bootoader can do I/O thru 26 * 8250/16550 UART that's mapped in that window. 27 */ 28 out_le32(new_base + MV64x60_CPU2DEV_2_BASE, CHESTNUT_UART_BASE >> 16); 29 out_le32(new_base + MV64x60_CPU2DEV_2_SIZE, CHESTNUT_UART_SIZE >> 16); 30 __asm__ __volatile__("sync"); 31#endif 32} 33