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
62