From: York Sun Date: Fri, 5 Sep 2014 05:52:42 +0000 (+0800) Subject: driver/ddr/freescale: Fix DDR3 driver for ARM X-Git-Tag: accepted/tizen/common/20141006.142441~99^2~8 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=5cb27c5d44ac789f0f0583b57c15dc708ca55c69;p=platform%2Fkernel%2Fu-boot.git driver/ddr/freescale: Fix DDR3 driver for ARM Reading DDR register should use ddr_in32() for proper endianess. This patch fixes incorrect waiting time for ARM platforms. Signed-off-by: York Sun --- diff --git a/drivers/ddr/fsl/arm_ddr_gen3.c b/drivers/ddr/fsl/arm_ddr_gen3.c index d4ed9ae..59f2fd6 100644 --- a/drivers/ddr/fsl/arm_ddr_gen3.c +++ b/drivers/ddr/fsl/arm_ddr_gen3.c @@ -194,7 +194,7 @@ step2: * For example, 2GB on 666MT/s 64-bit bus takes about 402ms * Let's wait for 800ms */ - bus_width = 3 - ((ddr->sdram_cfg & SDRAM_CFG_DBW_MASK) + bus_width = 3 - ((ddr_in32(&ddr->sdram_cfg) & SDRAM_CFG_DBW_MASK) >> SDRAM_CFG_DBW_SHIFT); timeout = ((total_gb_size_per_controller << (6 - bus_width)) * 100 / (get_ddr_freq(0) >> 20)) << 1;