X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=board%2Ftotal5200%2Fsdram.c;h=dbe358773be20c69de299611afaee4bcb00908eb;hb=326ea986ac150acdc7656d57fca647db80b50158;hp=dc4c6f18c2d8c40e0e14d0650f4826cb6b7c76a0;hpb=f82642e33899766892499b163e60560fbbf87773;p=karo-tx-uboot.git diff --git a/board/total5200/sdram.c b/board/total5200/sdram.c index dc4c6f18c2..dbe358773b 100644 --- a/board/total5200/sdram.c +++ b/board/total5200/sdram.c @@ -5,23 +5,7 @@ * (C) Copyright 2004 * Mark Jonas, Freescale Semiconductor, mark.jonas@freescale.com. * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it 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 + * SPDX-License-Identifier: GPL-2.0+ */ #include @@ -76,7 +60,6 @@ static void mpc5xxx_sdram_start (sdram_conf_t *sdram_conf, int hi_addr) * is something else than 0x00000000. */ -#if defined(CONFIG_MPC5200) long int mpc5xxx_sdram_init (sdram_conf_t *sdram_conf) { ulong dramsize = 0; @@ -174,54 +157,3 @@ long int mpc5xxx_sdram_init (sdram_conf_t *sdram_conf) return dramsize + dramsize2; } - -#elif defined(CONFIG_MGT5100) - -long int mpc5xxx_sdram_init (sdram_conf_t *sdram_conf) -{ - ulong dramsize = 0; -#ifndef CONFIG_SYS_RAMBOOT - ulong test1, test2; - - /* setup and enable SDRAM chip selects */ - *(vu_long *)MPC5XXX_SDRAM_START = 0x00000000; - *(vu_long *)MPC5XXX_SDRAM_STOP = 0x0000ffff;/* 2G */ - *(vu_long *)MPC5XXX_ADDECR |= (1 << 22); /* Enable SDRAM */ - __asm__ volatile ("sync"); - - /* setup config registers */ - *(vu_long *)MPC5XXX_SDRAM_CONFIG1 = sdram_conf->config1; - *(vu_long *)MPC5XXX_SDRAM_CONFIG2 = sdram_conf->config2; - - /* address select register */ - *(vu_long *)MPC5XXX_SDRAM_XLBSEL = sdram_conf->addrsel; - __asm__ volatile ("sync"); - - /* find RAM size */ - mpc5xxx_sdram_start(sdram_conf, 0); - test1 = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, 0x80000000); - mpc5xxx_sdram_start(sdram_conf, 1); - test2 = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, 0x80000000); - if (test1 > test2) { - mpc5xxx_sdram_start(sdram_conf, 0); - dramsize = test1; - } else { - dramsize = test2; - } - - /* set SDRAM end address according to size */ - *(vu_long *)MPC5XXX_SDRAM_STOP = ((dramsize - 1) >> 15); - -#else /* CONFIG_SYS_RAMBOOT */ - - /* Retrieve amount of SDRAM available */ - dramsize = ((*(vu_long *)MPC5XXX_SDRAM_STOP + 1) << 15); - -#endif /* CONFIG_SYS_RAMBOOT */ - - return dramsize; -} - -#else -#error Neither CONFIG_MPC5200 or CONFIG_MGT5100 defined -#endif