From 4621ffd5604510784cb81bcd61c4d8ccdbec42a0 Mon Sep 17 00:00:00 2001
From: GiungKim <forever4191@naver.com>
Date: Wed, 19 Jan 2022 15:18:06 +0900
Subject: [PATCH] Modify ethernet chip version check function

---
 port/ioLibrary_Driver/w5x00_spi.c | 15 +++++++++++++--
 port/ioLibrary_Driver/w5x00_spi.h |  1 +
 2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/port/ioLibrary_Driver/w5x00_spi.c b/port/ioLibrary_Driver/w5x00_spi.c
index 17b400f..0e57395 100644
--- a/port/ioLibrary_Driver/w5x00_spi.c
+++ b/port/ioLibrary_Driver/w5x00_spi.c
@@ -217,14 +217,25 @@ void wizchip_initialize(void)
 
 void wizchip_check(void)
 {
+#if (_WIZCHIP_ == W5100S)
     /* Read version register */
-    if (getVER() != 0x51) // W5100S
+    if (getVER() != 0x51)
     {
-        printf(" ACCESS ERR : VERSIONR != 0x51, read value = 0x%02x\n", getVER());
+        printf(" ACCESS ERR : VERSION != 0x51, read value = 0x%02x\n", getVER());
 
         while (1)
             ;
     }
+#elif (_WIZCHIP_ == W5500)
+    /* Read version register */
+    if (getVERSIONR() != 0x04)
+    {
+        printf(" ACCESS ERR : VERSION != 0x04, read value = 0x%02x\n", getVERSIONR());
+
+        while (1)
+            ;
+    }
+#endif
 }
 
 /* Network */
diff --git a/port/ioLibrary_Driver/w5x00_spi.h b/port/ioLibrary_Driver/w5x00_spi.h
index b246724..2b2e447 100644
--- a/port/ioLibrary_Driver/w5x00_spi.h
+++ b/port/ioLibrary_Driver/w5x00_spi.h
@@ -70,6 +70,7 @@ static uint8_t wizchip_read(void);
  * \param tx_data Buffer of data to write
  */
 static void wizchip_write(uint8_t tx_data);
+
 #ifdef USE_SPI_DMA
 /*! \brief Configure all DMA parameters and optionally start transfer
  *  \ingroup w5x00_spi