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mips: mtmips: fix dram size detection in dram_init

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CONFIG_SYS_SDRAM_BASE points to cached memory, i.e. KSEG0, which is not
suitable for detecting memory size.

Replace CONFIG_SYS_SDRAM_BASE with KSEG1, and make dram_init() always do
memory size detection in any stage.

Reviewed-by: Stefan Roese <sr@denx.de>
Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
This commit is contained in:
Weijie Gao 2020-11-12 16:35:33 +08:00 committed by Daniel Schwierzeck
parent 7fcc740ffe
commit 9bf72ba6f6
1 changed files with 2 additions and 3 deletions
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5
arch/mips/mach-mtmips/cpu.c
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@ -6,6 +6,7 @@
#include <common.h>
#include <init.h>
#include <malloc.h>
#include <asm/addrspace.h>
#include <linux/bitops.h>
#include <linux/io.h>
#include <linux/sizes.h>
@ -14,9 +15,7 @@ DECLARE_GLOBAL_DATA_PTR;
int dram_init(void)
{
#ifdef CONFIG_SKIP_LOWLEVEL_INIT
gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE, SZ_256M);
#endif
gd->ram_size = get_ram_size((void *)KSEG1, SZ_256M);
return 0;
}