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git.ipfire.org Git - people/ms/u-boot.git/blob - board/freescale/mpc8568mds/bcsr.c
2 * Copyright 2007 Freescale Semiconductor.
4 * See file CREDITS for list of people who contributed to this
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
28 void enable_8568mds_duart()
30 volatile uint
* duart_mux
= (uint
*)(CONFIG_SYS_CCSRBAR
+ 0xe0060);
31 volatile uint
* devices
= (uint
*)(CONFIG_SYS_CCSRBAR
+ 0xe0070);
32 volatile u8
*bcsr
= (u8
*)(CONFIG_SYS_BCSR
);
34 *duart_mux
= 0x80000000; /* Set the mux to Duart on PMUXCR */
35 *devices
= 0; /* Enable all peripheral devices */
36 bcsr
[5] |= 0x01; /* Enable Duart in BCSR*/
39 void enable_8568mds_flash_write()
41 volatile u8
*bcsr
= (u8
*)(CONFIG_SYS_BCSR
);
46 void disable_8568mds_flash_write()
48 volatile u8
*bcsr
= (u8
*)(CONFIG_SYS_BCSR
);
53 void enable_8568mds_qe_mdio()
55 u8
*bcsr
= (u8
*)(CONFIG_SYS_BCSR
);
60 #if defined(CONFIG_UEC_ETH1) || defined(CONFIG_UEC_ETH2)
61 void reset_8568mds_uccs(void)
63 volatile u8
*bcsr
= (u8
*)(CONFIG_SYS_BCSR
);
65 /* Turn off UCC1 & UCC2 */
66 out_8(&bcsr
[8], in_8(&bcsr
[8]) & ~BCSR_UCC1_GETH_EN
);
67 out_8(&bcsr
[9], in_8(&bcsr
[9]) & ~BCSR_UCC2_GETH_EN
);
69 /* Mode is RGMII, all bits clear */
70 out_8(&bcsr
[11], in_8(&bcsr
[11]) & ~(BCSR_UCC1_MODE_MSK
|
73 /* Turn UCC1 & UCC2 on */
74 out_8(&bcsr
[8], in_8(&bcsr
[8]) | BCSR_UCC1_GETH_EN
);
75 out_8(&bcsr
[9], in_8(&bcsr
[9]) | BCSR_UCC2_GETH_EN
);