| /* |
| * SDRAM init values |
| * |
| * Copyright 2007, Broadcom Corporation |
| * Copyright 2009, OpenWrt.org |
| * All Rights Reserved. |
| * |
| * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY |
| * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM |
| * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS |
| * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. |
| * |
| */ |
| |
| #ifndef _sdinitvals_h_ |
| #define _sdinitvals_h_ |
| |
| /* SDRAM refresh control (refresh) register bits */ |
| #define SDRAM_REF(p) (((p)&0xff) | SDRAM_REF_EN) /* Refresh period */ |
| #define SDRAM_REF_EN 0x8000 /* Writing 1 enables periodic refresh */ |
| |
| /* SDRAM Core default Init values (OCP ID 0x803) */ |
| #define MEM4MX16X2 0x419 /* 16 MB */ |
| |
| #define SDRAM_INIT MEM4MX16X2 |
| #define SDRAM_BURSTFULL 0x0000 /* Use full page bursts */ |
| #define SDRAM_CONFIG SDRAM_BURSTFULL |
| #define SDRAM_REFRESH SDRAM_REF(0x40) |
| |
| #endif /* _sdinitvals_h_ */ |