2 * (C) Copyright 2008 Stefan Roese <sr@denx.de>, DENX Software Engineering
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of
7 * the License, or (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
25 * EBI initialization for SMC911x access
27 int ebi_init_smc911x(void)
29 reg_write(EBI_DEV1_CONFIG1(EBI_BASE), 0x00003020);
30 reg_write(EBI_DEV1_CONFIG2(EBI_BASE), 0x0000004F);
32 reg_write(EBI_DEV1_TIM1_RD1(EBI_BASE), 0x00501100);
33 reg_write(EBI_DEV1_TIM1_RD2(EBI_BASE), 0x0FF02111);
35 reg_write(EBI_DEV1_TIM_EXT(EBI_BASE), 0xFFF00000);
36 reg_write(EBI_DEV1_EXT_ACC(EBI_BASE), 0x0FFFFFFF);
38 reg_write(EBI_DEV1_TIM1_WR1(EBI_BASE), 0x05001100);
39 reg_write(EBI_DEV1_TIM1_WR2(EBI_BASE), 0x3FC21110);
45 * Accessor functions replacing the "weak" functions in
46 * drivers/net/smc911x.c
48 u32 smc911x_reg_read(u32 addr)
52 reg_write(EBI_DEV1_CONFIG2(EBI_BASE), 0x0000004F);
54 reg_write(EBI_CPU_IO_ACCS(EBI_BASE), (EXT_DEVICE_CHANNEL_1 | addr));
56 data = reg_read(EBI_IO_ACCS_DATA(EBI_BASE));
61 void smc911x_reg_write(u32 addr, u32 data)
63 reg_write(EBI_DEV1_CONFIG2(EBI_BASE), 0x0000004F);
65 reg_write(EBI_IO_ACCS_DATA(EBI_BASE), data);
66 reg_write(EBI_CPU_IO_ACCS(EBI_BASE),
67 EXT_DEVICE_CHANNEL_1 | EBI_CPU_WRITE | addr);
71 void pkt_data_push(u32 addr, u32 data)
73 reg_write(EBI_DEV1_CONFIG2(EBI_BASE), 0x0000004A);
75 reg_write(EBI_IO_ACCS_DATA(EBI_BASE), data);
76 reg_write(EBI_CPU_IO_ACCS(EBI_BASE),
77 EXT_DEVICE_CHANNEL_1 | EBI_CPU_WRITE | addr);
83 u32 pkt_data_pull(u32 addr)
87 reg_write(EBI_DEV1_CONFIG2(EBI_BASE), 0x0000004A);
89 reg_write(EBI_CPU_IO_ACCS(EBI_BASE), (EXT_DEVICE_CHANNEL_1 | addr));
91 data = reg_read(EBI_IO_ACCS_DATA(EBI_BASE));