diff options
author | Niklaus Giger <niklaus.giger@member.fsf.org> | 2011-07-22 16:10:18 +0200 |
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committer | Wolfgang Denk <wd@denx.de> | 2011-07-28 21:45:34 +0200 |
commit | 1103cf2f5c8f0712f6b64283a60c90f254a32345 (patch) | |
tree | 80b39a2150e6ae26addb4a89260327e1f12a731f /board/netstal/common/fixed_sdram.c | |
parent | 1626308797ac4184e73e56d275a1b8da11a62d5b (diff) |
Removed obsolete Netstal boards
Signed-off-by: Niklaus Giger <niklaus.giger@member.fsf.org>
Diffstat (limited to 'board/netstal/common/fixed_sdram.c')
-rw-r--r-- | board/netstal/common/fixed_sdram.c | 105 |
1 files changed, 0 insertions, 105 deletions
diff --git a/board/netstal/common/fixed_sdram.c b/board/netstal/common/fixed_sdram.c deleted file mode 100644 index 51b34b29fa..0000000000 --- a/board/netstal/common/fixed_sdram.c +++ /dev/null @@ -1,105 +0,0 @@ -/* - *(C) Copyright 2005-2008 Netstal Maschinen AG - * Niklaus Giger (Niklaus.Giger@netstal.com) - * - * This source code is free software; you can redistribute it - * and/or modify it in source code form under the terms of the GNU - * General Public License as published by the Free Software - * Foundation; either version 2 of the License, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA - */ - -#include <common.h> -#include <asm/ppc4xx.h> -#include <asm/processor.h> -#include "nm.h" - -#if defined(DEBUG) -void show_sdram_registers(void) -{ - u32 value; - - printf("SDRAM Controller Registers --\n"); - mfsdram(SDRAM0_CFG, value); - printf(" SDRAM0_CFG : 0x%08x\n", value); - mfsdram(SDRAM0_STATUS, value); - printf(" SDRAM0_STATUS: 0x%08x\n", value); - mfsdram(SDRAM0_B0CR, value); - printf(" SDRAM0_B0CR : 0x%08x\n", value); - mfsdram(SDRAM0_B1CR, value); - printf(" SDRAM0_B1CR : 0x%08x\n", value); - mfsdram(SDRAM0_TR, value); - printf(" SDRAM0_TR : 0x%08x\n", value); - mfsdram(SDRAM0_RTR, value); - printf(" SDRAM0_RTR : 0x%08x\n", value); -} -#endif - -long int init_ppc405_sdram(unsigned int dram_size) -{ -#ifdef DEBUG - printf(__FUNCTION__); -#endif - /* disable memory controller */ - mtsdram(SDRAM0_CFG, 0x00000000); - - udelay (500); - - /* Clear SDRAM0_BESR0 (Bus Error Syndrome Register) */ - mtsdram(SDRAM0_BESR0, 0xffffffff); - - /* Clear SDRAM0_BESR1 (Bus Error Syndrome Register) */ - mtsdram(SDRAM0_BESR1, 0xffffffff); - - /* Clear SDRAM0_ECCCFG (disable ECC) */ - mtsdram(SDRAM0_ECCCFG, 0x00000000); - - /* Clear SDRAM0_ECCESR (ECC Error Syndrome Register) */ - mtsdram(SDRAM0_ECCESR, 0xffffffff); - - /* Timing register: CASL=2, PTA=2, CTP=2, LDF=1, RFTA=5, RCD=2 - */ - mtsdram(SDRAM0_TR, 0x008a4015); - - /* Memory Bank 0 Config == BA=0x00000000, SZ=64M, AM=3, BE=1 - * and refresh timer - */ - switch (dram_size >> 20) { - case 32: - mtsdram(SDRAM0_B0CR, 0x00062001); - mtsdram(SDRAM0_RTR, 0x07F00000); - break; - case 64: - mtsdram(SDRAM0_B0CR, 0x00084001); - mtsdram(SDRAM0_RTR, 0x04100000); - break; - case 128: - mtsdram(SDRAM0_B0CR, 0x000A4001); - mtsdram(SDRAM0_RTR, 0x04100000); - break; - default: - printf("Invalid memory size of %d MB given\n", dram_size >> 20); - } - - /* Power management idle timer set to the default. */ - mtsdram(SDRAM0_PMIT, 0x07c00000); - - udelay (500); - - /* Enable banks (DCE=1, BPRF=1, ECCDD=1, EMDUL=1) TODO */ - mtsdram(SDRAM0_CFG, 0x90800000); - -#ifdef DEBUG - printf("%s: done\n", __FUNCTION__); -#endif - return dram_size; -} |