From: York Sun <yorksun@freescale.com>
Date: Thu, 26 Jun 2014 18:14:44 +0000 (-0700)
Subject: driver/ddr: Fix DDR register timing_cfg_8
X-Git-Tag: v2014.10-rc1~7^2~14
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=3d75ec95f57224995210db5c5dea8d458cf862fb;p=oweals%2Fu-boot.git

driver/ddr: Fix DDR register timing_cfg_8

The field wrtord_bg should add 2 clocks if on the fly chop is enabled,
according to DDR controller manual for DDR4.

Signed-off-by: York Sun <yorksun@freescale.com>
---

diff --git a/drivers/ddr/fsl/ctrl_regs.c b/drivers/ddr/fsl/ctrl_regs.c
index dcf6287f66..04e4178b15 100644
--- a/drivers/ddr/fsl/ctrl_regs.c
+++ b/drivers/ddr/fsl/ctrl_regs.c
@@ -1857,6 +1857,9 @@ static void set_timing_cfg_8(fsl_ddr_cfg_regs_t *ddr,
 
 	acttoact_bg = picos_to_mclk(common_dimm->trrdl_ps);
 	wrtord_bg = max(4, picos_to_mclk(7500));
+	if (popts->otf_burst_chop_en)
+		wrtord_bg += 2;
+
 	pre_all_rec = 0;
 
 	ddr->timing_cfg_8 = (0