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From: Priyanka Jain <Priyanka.Jain@nxp.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] board/ls2080rdb, qds: Enable ddr hashing for controller version 5.2.1
Date: Thu, 17 Nov 2016 15:09:29 +0530	[thread overview]
Message-ID: <1479375569-32495-1-git-send-email-Priyanka.Jain@nxp.com> (raw)

From: Priyanka Jain <priyanka.jain@nxp.com>

Enable DDR hashing for DDR performance optimization
on LS2088A which has DDR controller version 5.2.1

Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>
---
 board/freescale/ls2080aqds/ddr.c |    5 +++++
 board/freescale/ls2080ardb/ddr.c |    5 +++++
 2 files changed, 10 insertions(+), 0 deletions(-)

diff --git a/board/freescale/ls2080aqds/ddr.c b/board/freescale/ls2080aqds/ddr.c
index 9c6f477..473dd7c 100644
--- a/board/freescale/ls2080aqds/ddr.c
+++ b/board/freescale/ls2080aqds/ddr.c
@@ -8,6 +8,7 @@
 #include <fsl_ddr_sdram.h>
 #include <fsl_ddr_dimm_params.h>
 #include <asm/arch/soc.h>
+#include <fsl_ddr.h>
 #include "ddr.h"
 
 DECLARE_GLOBAL_DATA_PTR;
@@ -134,6 +135,10 @@ found:
 	/* Enable ZQ calibration */
 	popts->zq_en = 1;
 
+	/* Enable DDR hashing */
+	if (fsl_ddr_get_version(0) == 0x50201)
+		popts->addr_hash = 1;
+
 	if (ddr_freq < 2350) {
 		if (pdimm[0].n_ranks == 2 && pdimm[1].n_ranks == 2) {
 			/* four chip-selects */
diff --git a/board/freescale/ls2080ardb/ddr.c b/board/freescale/ls2080ardb/ddr.c
index ecd1e71..c9cee50 100644
--- a/board/freescale/ls2080ardb/ddr.c
+++ b/board/freescale/ls2080ardb/ddr.c
@@ -8,6 +8,7 @@
 #include <fsl_ddr_sdram.h>
 #include <fsl_ddr_dimm_params.h>
 #include <asm/arch/soc.h>
+#include <fsl_ddr.h>
 #include "ddr.h"
 
 DECLARE_GLOBAL_DATA_PTR;
@@ -134,6 +135,10 @@ found:
 	/* Enable ZQ calibration */
 	popts->zq_en = 1;
 
+	/* Enable DDR hashing */
+	if (fsl_ddr_get_version(0) == 0x50201)
+		popts->addr_hash = 1;
+
 	if (ddr_freq < 2350) {
 		if (pdimm[0].n_ranks == 2 && pdimm[1].n_ranks == 2) {
 			/* four chip-selects */
-- 
1.7.4.1

             reply	other threads:[~2016-11-17  9:39 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-11-17  9:39 Priyanka Jain [this message]
2016-11-17 16:44 ` [U-Boot] [PATCH] board/ls2080rdb, qds: Enable ddr hashing for controller version 5.2.1 york sun
2016-11-18  6:43   ` Priyanka Jain
2016-11-18 16:59     ` york sun

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