diff options
Diffstat (limited to 'board/mpc8568mds/bcsr.c')
| -rw-r--r-- | board/mpc8568mds/bcsr.c | 49 | 
1 files changed, 49 insertions, 0 deletions
| diff --git a/board/mpc8568mds/bcsr.c b/board/mpc8568mds/bcsr.c new file mode 100644 index 000000000..2e2e8cd18 --- /dev/null +++ b/board/mpc8568mds/bcsr.c @@ -0,0 +1,49 @@ +/* + * Copyright 2007 Freescale Semiconductor. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include "bcsr.h" + +void enable_8568mds_duart() +{ +	volatile uint* duart_mux	= (uint *)(CFG_CCSRBAR + 0xe0060); +	volatile uint* devices		= (uint *)(CFG_CCSRBAR + 0xe0070); +	volatile u8 *bcsr		= (u8 *)(CFG_BCSR); + +	*duart_mux = 0x80000000;	/* Set the mux to Duart on PMUXCR */ +	*devices  = 0;			/* Enable all peripheral devices */ +	bcsr[5] |= 0x01;		/* Enable Duart in BCSR*/ +} + +void enable_8568mds_flash_write() +{ +	volatile u8 *bcsr = (u8 *)(CFG_BCSR); + +	bcsr[9] |= 0x01; +} + +void disable_8568mds_flash_write() +{ +	volatile u8 *bcsr = (u8 *)(CFG_BCSR); + +	bcsr[9] &= ~(0x01); +} |