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Wolfgang Denk7629f1c2009-06-14 20:58:47 +02001/*
2 * include/asm-ppc/mpc512x.h
3 *
4 * Prototypes, etc. for the Freescale MPC512x embedded cpu chips
5 *
6 * 2009 (C) Wolfgang Denk, DENX Software Engineering, wd@denx.de.
7 *
8 * See file CREDITS for list of people who contributed to this
9 * project.
10 *
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of
14 * the License, or (at your option) any later version.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
24 * MA 02111-1307 USA
25 */
26#ifndef __ASMPPC_MPC512X_H
27#define __ASMPPC_MPC512X_H
28
29/*
30 * macros for manipulating CSx_START/STOP
31 */
32#define CSAW_START(start) ((start) & 0xFFFF0000)
33#define CSAW_STOP(start, size) (((start) + (size) - 1) >> 16)
34
35/*
36 * Inlines
37 */
38
39/*
40 * According to MPC5121e RM, configuring local access windows should
41 * be followed by a dummy read of the config register that was
42 * modified last and an isync.
43 */
44static inline void sync_law(volatile void *addr)
45{
46 in_be32(addr);
47 __asm__ __volatile__ ("isync");
48}
49
50/*
51 * Prototypes
52 */
Wolfgang Denkda01f532009-10-04 22:56:08 +020053extern long int fixed_sdram(ddr512x_config_t *mddrc_config,
54 u32 *dram_init_seq, int seq_sz);
Wolfgang Denk7629f1c2009-06-14 20:58:47 +020055extern int mpc5121_diu_init(void);
56extern void ide_set_reset(int idereset);
57
58#endif /* __ASMPPC_MPC512X_H */