]> git.sur5r.net Git - u-boot/blob - board/freescale/mpc8568mds/bcsr.c
Merge branch 'u-boot-imx/master' into 'u-boot-arm/master'
[u-boot] / board / freescale / mpc8568mds / bcsr.c
1 /*
2  * Copyright 2007 Freescale Semiconductor.
3  *
4  * SPDX-License-Identifier:     GPL-2.0+
5  */
6
7 #include <common.h>
8 #include <asm/io.h>
9
10 #include "bcsr.h"
11
12 void enable_8568mds_duart(void)
13 {
14         volatile uint* duart_mux        = (uint *)(CONFIG_SYS_CCSRBAR + 0xe0060);
15         volatile uint* devices          = (uint *)(CONFIG_SYS_CCSRBAR + 0xe0070);
16         volatile u8 *bcsr               = (u8 *)(CONFIG_SYS_BCSR);
17
18         *duart_mux = 0x80000000;        /* Set the mux to Duart on PMUXCR */
19         *devices  = 0;                  /* Enable all peripheral devices */
20         bcsr[5] |= 0x01;                /* Enable Duart in BCSR*/
21 }
22
23 void enable_8568mds_flash_write(void)
24 {
25         volatile u8 *bcsr = (u8 *)(CONFIG_SYS_BCSR);
26
27         bcsr[9] |= 0x01;
28 }
29
30 void disable_8568mds_flash_write(void)
31 {
32         volatile u8 *bcsr = (u8 *)(CONFIG_SYS_BCSR);
33
34         bcsr[9] &= ~(0x01);
35 }
36
37 void enable_8568mds_qe_mdio(void)
38 {
39         u8 *bcsr = (u8 *)(CONFIG_SYS_BCSR);
40
41         bcsr[7] |= 0x01;
42 }
43
44 #if defined(CONFIG_UEC_ETH1) || defined(CONFIG_UEC_ETH2)
45 void reset_8568mds_uccs(void)
46 {
47         volatile u8 *bcsr = (u8 *)(CONFIG_SYS_BCSR);
48
49         /* Turn off UCC1 & UCC2 */
50         out_8(&bcsr[8], in_8(&bcsr[8]) & ~BCSR_UCC1_GETH_EN);
51         out_8(&bcsr[9], in_8(&bcsr[9]) & ~BCSR_UCC2_GETH_EN);
52
53         /* Mode is RGMII, all bits clear */
54         out_8(&bcsr[11], in_8(&bcsr[11]) & ~(BCSR_UCC1_MODE_MSK |
55                                              BCSR_UCC2_MODE_MSK));
56
57         /* Turn UCC1 & UCC2 on */
58         out_8(&bcsr[8], in_8(&bcsr[8]) | BCSR_UCC1_GETH_EN);
59         out_8(&bcsr[9], in_8(&bcsr[9]) | BCSR_UCC2_GETH_EN);
60 }
61 #endif