From f2cb63dfbbc290dd37fb4a4272f4905104ea5ebb Mon Sep 17 00:00:00 2001
From: Claudiu Manoil <claudiu.manoil@freescale.com>
Date: Fri, 3 Oct 2014 11:19:17 +0300
Subject: gianfar: Remove tx snooping support from LS1

With tx snooping enabled the eTSEC Tx DMA stops in mid-traffic
at this point. Remove the Tx snooping support from gianfar for
now.

Signed-off-by: Claudiu Manoil <claudiu.manoil@freescale.com>
Change-Id: I89018d6cd044e86c49c64b5343c6435ab38fcbf2
Reviewed-on: http://git.am.freescale.net:8181/21177
Reviewed-by: Sandeep Malik <Sandeep.Malik@freescale.com>
Tested-by: Review Code-CDREVIEW <CDREVIEW@freescale.com>
Reviewed-by: Zhengxiong Jin <Jason.Jin@freescale.com>

diff --git a/drivers/net/ethernet/freescale/gianfar.h b/drivers/net/ethernet/freescale/gianfar.h
index 40470e2..d27ee80 100644
--- a/drivers/net/ethernet/freescale/gianfar.h
+++ b/drivers/net/ethernet/freescale/gianfar.h
@@ -302,7 +302,11 @@ extern const char gfar_driver_version[];
 #define RQUEUE_EN_ALL		0x000000FF
 
 /* Init to do tx snooping for buffers and descriptors */
+#ifdef CONFIG_SOC_LS1021A
+#define DMACTRL_INIT_SETTINGS   0x00000003
+#else
 #define DMACTRL_INIT_SETTINGS   0x000000c3
+#endif
 #define DMACTRL_GRS             0x00000010
 #define DMACTRL_GTS             0x00000008
 
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