From 1e17e4621137eae36b0f653e6686506485be219b Mon Sep 17 00:00:00 2001
From: zhangbaoqi <zhangbaoqi@loongson.cn>
Date: Fri, 4 Aug 2017 15:41:13 +0800
Subject: [PATCH] Fixup the gmac1 phy address for it can be used.

Change-Id: I10c44dedd4e75c47001d30d83a7c778013b90344
---
 sys/dev/gmac/synopGMAC_Dev.c               | 18 ++++++++++++++++++
 sys/dev/gmac/synopGMAC_network_interface.c |  2 --
 2 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/sys/dev/gmac/synopGMAC_Dev.c b/sys/dev/gmac/synopGMAC_Dev.c
index 58d7ff04..961200c5 100755
--- a/sys/dev/gmac/synopGMAC_Dev.c
+++ b/sys/dev/gmac/synopGMAC_Dev.c
@@ -1405,6 +1405,24 @@ s32 synopGMAC_attach (synopGMACdevice * gmacdev, u64 macBase, u64 dmaBase, u32 p
 		gmacdev->PhyBase = phyBase;
 #else
 	gmacdev->PhyBase = phyBase;
+	{
+		int i,j;
+		u16 data;
+	
+		for (i = phyBase,j=0;j<32;i=(i+1)&0x1f,j++)
+		{
+			synopGMAC_read_phy_reg(gmacdev->MacBase,i,2,&data);
+			if(data != 0 && data != 0xffff) break;
+			synopGMAC_read_phy_reg(gmacdev->MacBase,i,3,&data);
+			if(data != 0 && data != 0xffff) break;
+		}
+	
+		if(j==32) {
+			TR("phy_detect: can't find PHY!\n");
+		}
+	
+		gmacdev->PhyBase = i;
+	}
 #endif
 
 	/* Program/flash in the station/IP's Mac address */
diff --git a/sys/dev/gmac/synopGMAC_network_interface.c b/sys/dev/gmac/synopGMAC_network_interface.c
index e16f3810..6fc6e0c7 100755
--- a/sys/dev/gmac/synopGMAC_network_interface.c
+++ b/sys/dev/gmac/synopGMAC_network_interface.c
@@ -525,8 +525,6 @@ s32 synopGMAC_setup_tx_desc_queue(synopGMACdevice * gmacdev,u32 no_of_desc, u32
 	/* first_desc is cached addr */
 	first_desc = (DmaDesc *)plat_alloc_memory(sizeof(DmaDesc) * no_of_desc+15);
 #endif
-	//first_desc is cache addr, dma_addr is uncache_to_phy addr   mtf add
-	printf("===Tx first_desc:0x%x, dma_addr:0x%x\n", first_desc, dma_addr);
 	if(first_desc == NULL){
 		TR("Error in Tx Descriptors memory allocation\n");
 		return -ESYNOPGMACNOMEM;