From 17d066fc5db1a6f137e5b3113d918e14b1bd0230 Mon Sep 17 00:00:00 2001
From: Ashish Kumar <Ashish.Kumar@nxp.com>
Date: Thu, 31 Aug 2017 16:37:31 +0530
Subject: armv8: fsl-layerscape: Support to add RGMII for ls1088aqds

This patch adds support for RGMII protocol

NXP's LDPAA2 support RGMII protocol. LS1088A is the
first Soc supporting both RGMII and SGMII.

Signed-off-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
Signed-off-by: Amrita Kumari <amrita.kumari@nxp.com>
Signed-off-by: Ashish Kumar <Ashish.Kumar@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
---
 drivers/net/ldpaa_eth/ls1088a.c | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

(limited to 'drivers/net/ldpaa_eth/ls1088a.c')

diff --git a/drivers/net/ldpaa_eth/ls1088a.c b/drivers/net/ldpaa_eth/ls1088a.c
index 703945cec3..061935e51c 100644
--- a/drivers/net/ldpaa_eth/ls1088a.c
+++ b/drivers/net/ldpaa_eth/ls1088a.c
@@ -8,6 +8,7 @@
 #include <fsl-mc/ldpaa_wriop.h>
 #include <asm/io.h>
 #include <asm/arch/fsl_serdes.h>
+#include <asm/arch/soc.h>
 
 u32 dpmac_to_devdisr[] = {
 	[WRIOP1_DPMAC1] = FSL_CHASSIS3_DEVDISR2_DPMAC1,
@@ -85,3 +86,29 @@ void wriop_init_dpmac_qsgmii(int sd, int lane_prtcl)
 		break;
 	}
 }
+
+#ifdef CONFIG_SYS_FSL_HAS_RGMII
+void fsl_rgmii_init(void)
+{
+	struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
+	u32 ec;
+
+#ifdef CONFIG_SYS_FSL_EC1
+	ec = gur_in32(&gur->rcwsr[FSL_CHASSIS3_EC1_REGSR - 1])
+		& FSL_CHASSIS3_RCWSR25_EC1_PRTCL_MASK;
+	ec >>= FSL_CHASSIS3_RCWSR25_EC1_PRTCL_SHIFT;
+
+	if (!ec)
+		wriop_init_dpmac_enet_if(4, PHY_INTERFACE_MODE_RGMII);
+#endif
+
+#ifdef CONFIG_SYS_FSL_EC2
+	ec = gur_in32(&gur->rcwsr[FSL_CHASSIS3_EC2_REGSR - 1])
+		& FSL_CHASSIS3_RCWSR25_EC2_PRTCL_MASK;
+	ec >>= FSL_CHASSIS3_RCWSR25_EC2_PRTCL_SHIFT;
+
+	if (!ec)
+		wriop_init_dpmac_enet_if(5, PHY_INTERFACE_MODE_RGMII);
+#endif
+}
+#endif
-- 
cgit