From: SRICHARAN R Date: Thu, 17 May 2012 00:12:08 +0000 (+0000) Subject: ARM: OMAP5: Align memory used for testing to the power of 2 X-Git-Tag: v2012.07-rc1~11^2~174 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=41321fd4d64492689bfad20c98b8970171aee7ce;p=platform%2Fkernel%2Fu-boot.git ARM: OMAP5: Align memory used for testing to the power of 2 get_ram_size checks the given memory range for valid ram, but expects the size of memory to be aligned to the power of 2. In case of OMAP5 evm board the memory available is 2GB - 16MB(used for TRAP section) = 2032MB. So always ensure that the size of memory used for testing is aligned to the power of 2. Signed-off-by: R Sricharan --- diff --git a/arch/arm/cpu/armv7/omap-common/emif-common.c b/arch/arm/cpu/armv7/omap-common/emif-common.c index db509c9..389feda 100644 --- a/arch/arm/cpu/armv7/omap-common/emif-common.c +++ b/arch/arm/cpu/armv7/omap-common/emif-common.c @@ -1161,6 +1161,9 @@ void sdram_init(void) /* Do some testing after the init */ if (!in_sdram) { size_prog = omap_sdram_size(); + size_prog = log_2_n_round_down(size_prog); + size_prog = (1 << size_prog); + size_detect = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, size_prog); /* Compare with the size programmed */