From 87ebdea5a736fe85d5050ef4b4694c1dc2660e52 Mon Sep 17 00:00:00 2001
From: Florent Kermarrec <florent@enjoy-digital.fr>
Date: Thu, 29 Apr 2021 11:47:58 +0200
Subject: [PATCH] software/libliteeth: Add optional ETH_PHY_NO_RESET support to
 allow disabling software reset.

Un-wanted when using the Hybrid LiteETHMAC since interrupt the hardware UDP/IP stack.
---
 litex/soc/software/libliteeth/udp.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/litex/soc/software/libliteeth/udp.c b/litex/soc/software/libliteeth/udp.c
index 8c34f30bd..985120743 100644
--- a/litex/soc/software/libliteeth/udp.c
+++ b/litex/soc/software/libliteeth/udp.c
@@ -463,11 +463,13 @@ void eth_init(void)
 {
 	printf("Ethernet init...\n");
 #ifdef CSR_ETHPHY_CRG_RESET_ADDR
+#ifndef ETH_PHY_NO_RESET
 	ethphy_crg_reset_write(1);
 	busy_wait(200);
 	ethphy_crg_reset_write(0);
 	busy_wait(200);
 #endif
+#endif
 }
 
 #ifdef CSR_ETHPHY_MODE_DETECTION_MODE_ADDR