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author | Andy Fleming <afleming@freescale.com> | 2007-04-23 02:54:25 -0500 |
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committer | Andrew Fleming-AFLEMING <afleming@freescale.com> | 2007-05-02 15:50:02 -0500 |
commit | 6743105988fc44d5b0d30388c790607835aae7a6 (patch) | |
tree | 8019f750a917717ba0df89b9db6c746548cfa782 /board/mpc8568mds/bcsr.c | |
parent | af1c2b84bf27c8565baddc82d1abb93700d10e2e (diff) | |
download | u-boot-imx-6743105988fc44d5b0d30388c790607835aae7a6.zip u-boot-imx-6743105988fc44d5b0d30388c790607835aae7a6.tar.gz u-boot-imx-6743105988fc44d5b0d30388c790607835aae7a6.tar.bz2 |
Add support for the 8568 MDS board
This included some changes to common files:
* Add 8568 processor SVR to various places
* Add support for setting the qe bus-frequency value in the dts
* Add the 8568MDS target to the Makefile
Signed-off-by: Andy Fleming <afleming@freescale.com>
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 0000000..2e2e8cd --- /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); +} |