If start of any DRAM bank is greater than total DDR size, remaining DDR bank sizes were left un-initialized in dram_init function. This could break other functions who uses array 'gd->bd->bi_dram'.Kirkwood network driver is one example.
Signed-off-by: Tanmay Upadhyay tanmay.upadhyay@einfochips.com --- arch/arm/cpu/arm926ejs/kirkwood/dram.c | 7 +++++++ 1 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/arch/arm/cpu/arm926ejs/kirkwood/dram.c b/arch/arm/cpu/arm926ejs/kirkwood/dram.c index 7439c87..cb396d1 100644 --- a/arch/arm/cpu/arm926ejs/kirkwood/dram.c +++ b/arch/arm/cpu/arm926ejs/kirkwood/dram.c @@ -81,6 +81,13 @@ int dram_init(void) gd->ram_size += gd->bd->bi_dram[i].size;
} + + for (; i < CONFIG_NR_DRAM_BANKS; i++) { + /* If above loop terminated prematurely, we need to set + * remaining bank sizes as 0 */ + gd->bd->bi_dram[i].size = 0; + } + return 0; }