1/*
2 * SDRAM init values
3 *
4 * Copyright 2007, Broadcom Corporation
5 * Copyright 2009, OpenWrt.org
6 * All Rights Reserved.
7 *
8 * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
9 * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
10 * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
11 * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
12 *
13 */
14
15#ifndef _sdinitvals_h_
16#define _sdinitvals_h_
17
18/* SDRAM refresh control (refresh) register bits */
19#define SDRAM_REF(p)    (((p)&0xff) | SDRAM_REF_EN)     /* Refresh period */
20#define SDRAM_REF_EN    0x8000          /* Writing 1 enables periodic refresh */
21
22/* SDRAM Core default Init values (OCP ID 0x803) */
23#define MEM4MX16X2      0x419   /* 16 MB */
24
25#define SDRAM_INIT	MEM4MX16X2
26#define SDRAM_BURSTFULL 0x0000  /* Use full page bursts */
27#define SDRAM_CONFIG    SDRAM_BURSTFULL
28#define SDRAM_REFRESH   SDRAM_REF(0x40)
29
30#endif /* _sdinitvals_h_ */
31