701-net-0303-staging-fsl_ppfe-eth-disable-CRC-removal.patch

From 26ddfc3e40c52ca9cb78c6ae4b4608f94d2e8cb5 Mon Sep 17 00:00:00 2001
From: Calvin Johnson <calvin.johnson@nxp.com>
Date: Wed, 20 Jun 2018 10:23:32 +0530
Subject: [PATCH] staging: fsl_ppfe/eth: disable CRC removal

Disable CRC removal from the packet, so that packets are forwarded
as is to Linux.
CRC configuration in MAC will be reflected in the packet received
to Linux.

Signed-off-by: Calvin Johnson <calvin.johnson@nxp.com>
---
 drivers/staging/fsl_ppfe/pfe_hal.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/staging/fsl_ppfe/pfe_hal.c
+++ b/drivers/staging/fsl_ppfe/pfe_hal.c
@@ -869,8 +869,8 @@ void gemac_set_mode(void *base, int mode
 	/*Remove loopbank*/
 	val &= ~EMAC_RCNTRL_LOOP;
 
-	/*Enable flow control and MII mode*/
-	val |= (EMAC_RCNTRL_FCE | EMAC_RCNTRL_MII_MODE);
+	/* Enable flow control and MII mode and terminate received CRC */
+	val |= (EMAC_RCNTRL_FCE | EMAC_RCNTRL_MII_MODE | EMAC_RCNTRL_CRC_FWD);
 
 	writel(val, base + EMAC_RCNTRL_REG);
 }