[bsp/at32] ethernet support phy lan8720 and yt8512

bsp/at32/at32f407-start/board/Kconfig

@@ -42,6 +42,12 @@ menu "On-chip Peripheral Drivers"
 
                 config PHY_USING_DP83848
                     bool "PHY USING DP83848"
+
+                config PHY_USING_LAN8720
+                    bool "PHY USING LAN8720"
+
+                config PHY_USING_YT8512
+                    bool "PHY USING YT8512"
             endchoice
         endif
 

bsp/at32/at32f437-start/board/Kconfig

@@ -81,6 +81,12 @@ menu "On-chip Peripheral Drivers"
 
                 config PHY_USING_DP83848
                     bool "PHY USING DP83848"
+
+                config PHY_USING_LAN8720
+                    bool "PHY USING LAN8720"
+
+                config PHY_USING_YT8512
+                    bool "PHY USING YT8512"
             endchoice
         endif
 

bsp/at32/libraries/rt_drivers/drv_emac.c

@@ -10,6 +10,7 @@
  *                             performance
  * 2022-10-15     shelton      optimize code
  * 2023-10-18     shelton      optimize code
+ * 2024-09-02     shelton      add support phy lan8720 and yt8512
  */
 
 #include "drv_emac.h"
@@ -161,7 +162,8 @@ static void phy_clock_config(void)
     /* 83848 clkout output 50 mhz */
 #if defined (SOC_SERIES_AT32F407)
     crm_clock_out_set(CRM_CLKOUT_SCLK);
-#if defined (PHY_USING_DM9162)
+#if defined (PHY_USING_DM9162) || defined (PHY_USING_LAN8720) || \
+    defined (PHY_USING_YT8512)
     crm_clkout_div_set(CRM_CLKOUT_DIV_8);
 #elif defined (PHY_USING_DP83848)
     crm_clkout_div_set(CRM_CLKOUT_DIV_4);
@@ -170,7 +172,8 @@ static void phy_clock_config(void)
 
 #if defined (SOC_SERIES_AT32F437)
     crm_clock_out1_set(CRM_CLKOUT1_PLL);
-#if defined (PHY_USING_DM9162)
+#if defined (PHY_USING_DM9162) || defined (PHY_USING_LAN8720) || \
+    defined (PHY_USING_YT8512)
     crm_clkout_div_set(CRM_CLKOUT_INDEX_1, CRM_CLKOUT_DIV1_5, CRM_CLKOUT_DIV2_2);
 #elif defined (PHY_USING_DP83848)
     crm_clkout_div_set(CRM_CLKOUT_INDEX_1, CRM_CLKOUT_DIV1_5, CRM_CLKOUT_DIV2_1);
@@ -260,7 +263,7 @@ static error_status emac_speed_config(emac_auto_negotiation_type nego, emac_dupl
         {
             return ERROR;
         }
-#ifdef PHY_USING_DM9162
+#if defined (PHY_USING_DM9162) || defined (PHY_USING_LAN8720)
         if(data & PHY_FULL_DUPLEX_100MBPS_BIT)
         {
             emac_fast_speed_set(EMAC_SPEED_100MBPS);
@@ -282,7 +285,7 @@ static error_status emac_speed_config(emac_auto_negotiation_type nego, emac_dupl
             emac_duplex_mode_set(EMAC_HALF_DUPLEX);
         }
 #endif
-#ifdef PHY_USING_DP83848
+#if defined (PHY_USING_DP83848)
         if(data & PHY_DUPLEX_MODE)
         {
             emac_duplex_mode_set(EMAC_FULL_DUPLEX);
@@ -299,6 +302,24 @@ static error_status emac_speed_config(emac_auto_negotiation_type nego, emac_dupl
         {
             emac_fast_speed_set(EMAC_SPEED_100MBPS);
         }
+#endif
+#if defined (PHY_USING_YT8512)
+        if(data & PHY_DUPLEX_MODE)
+        {
+            emac_duplex_mode_set(EMAC_FULL_DUPLEX);
+        }
+        else
+        {
+            emac_duplex_mode_set(EMAC_HALF_DUPLEX);
+        }
+        if(data & PHY_SPEED_MODE)
+        {
+            emac_fast_speed_set(EMAC_SPEED_100MBPS);
+        }
+        else
+        {
+            emac_fast_speed_set(EMAC_SPEED_10MBPS);
+        }
 #endif
     }
     else
@@ -475,12 +496,12 @@ rt_err_t emac_txpkt_chainmode(rt_uint32_t frame_length)
     if((dma_tx_desc_to_set->status & EMAC_DMATXDESC_OWN) != (u32)RESET)
     {
         /* return error: own bit set */
-        return RT_ERROR;
+        return -RT_ERROR;
     }
 
     if(frame_length == 0)
     {
-        return RT_ERROR;
+        return -RT_ERROR;
     }
 
     if(frame_length > EMAC_MAX_PACKET_LENGTH)
@@ -629,7 +650,7 @@ rt_err_t emac_rxpkt_chainmode(void)
     if((dma_rx_desc_to_get->status & EMAC_DMARXDESC_OWN) != (u32)RESET)
     {
         /* return error: own bit set */
-        return RT_ERROR;
+        return -RT_ERROR;
     }
     if((dma_rx_desc_to_get->status & EMAC_DMARXDESC_LS) != (u32)RESET)
     {
@@ -660,7 +681,7 @@ rt_err_t emac_rxpkt_chainmode(void)
         dma_rx_desc_to_get = (emac_dma_desc_type*) (dma_rx_desc_to_get->buf2nextdescaddr);
     }
 
-    return RT_ERROR;
+    return -RT_ERROR;
 }
 
 /**
@@ -809,7 +830,9 @@ static void phy_linkchange()
 
         if (SR & (PHY_SPEED_MODE))
         {
+#if defined (PHY_USING_DP83848)
             phy_speed_new |= PHY_10M;
+#endif
         }
 
         if (SR & (PHY_DUPLEX_MODE))

bsp/at32/libraries/rt_drivers/drv_emac.h

@@ -6,6 +6,7 @@
  * Change Logs:
  * Date           Author       Notes
  * 2022-05-16     shelton      first version
+ * 2024-09-02     shelton      add support phy lan8720 and yt8512
  */
 
 #ifndef __DRV_EMAC_H__
@@ -57,8 +58,6 @@
   #define PHY_INTERRUPT_FLAG_REG        0x15U
   /*  the phy interrupt mask register. */
   #define PHY_INTERRUPT_MASK_REG        0x15U
-  #define PHY_LINK_CHANGE_FLAG          (1<<2)
-  #define PHY_LINK_CHANGE_MASK          (1<<9)
   #define PHY_INT_MASK                  0
 #elif defined (PHY_USING_DP83848)
   #define PHY_CONTROL_REG               (0x00)       /*!< basic mode control register */
@@ -84,6 +83,50 @@
   /*  the phy interrupt mask register. */
   #define PHY_INTERRUPT_MASK_REG        0x12U
   #define PHY_INT_MASK                  (1<<5)
+#elif defined (PHY_USING_LAN8720)
+  #define PHY_CONTROL_REG               (0x00)       /*!< basic mode control register */
+  #define PHY_STATUS_REG                (0x01)       /*!< basic mode status register */
+  #define PHY_SPECIFIED_CS_REG          (0x1F)       /*!< specified configuration and status register */
+  /* phy control register */
+  #define PHY_AUTO_NEGOTIATION_BIT      (0x1000)     /*!< enable auto negotiation */
+  #define PHY_LOOPBACK_BIT              (0x4000)     /*!< enable loopback */
+  #define PHY_RESET_BIT                 (0x8000)     /*!< reset phy */
+  /* phy status register */
+  #define PHY_LINKED_STATUS_BIT         (0x0004)     /*!< link status */
+  #define PHY_NEGO_COMPLETE_BIT         (0x0020)     /*!< auto negotiation complete */
+  /* phy specified control/status register */
+  #define PHY_FULL_DUPLEX_100MBPS_BIT   (0x0018)     /*!< full duplex 100 mbps */
+  #define PHY_HALF_DUPLEX_100MBPS_BIT   (0x0008)     /*!< half duplex 100 mbps */
+  #define PHY_FULL_DUPLEX_10MBPS_BIT    (0x0014)     /*!< full duplex 10 mbps */
+  #define PHY_HALF_DUPLEX_10MBPS_BIT    (0x0004)     /*!< half duplex 10 mbps */
+  #define PHY_DUPLEX_MODE               (0x0100)     /*!< full duplex mode */
+  #define PHY_SPEED_MODE                (0x2000)     /*!< 100 mbps */
+  /*  the phy interrupt source flag register. */
+  #define PHY_INTERRUPT_FLAG_REG        0x1DU
+  /*  the phy interrupt mask register. */
+  #define PHY_INTERRUPT_MASK_REG        0x1EU
+  #define PHY_INT_MASK                  (1<<4)
+#elif defined (PHY_USING_YT8512)
+  #define PHY_CONTROL_REG               (0x00)       /*!< basic mode control register */
+  #define PHY_STATUS_REG                (0x01)       /*!< basic mode status register */
+  #define PHY_SPECIFIED_CS_REG          (0x11)       /*!< phy status register */
+  /* phy control register */
+  #define PHY_AUTO_NEGOTIATION_BIT      (0x1000)     /*!< enable auto negotiation */
+  #define PHY_LOOPBACK_BIT              (0x4000)     /*!< enable loopback */
+  #define PHY_RESET_BIT                 (0x8000)     /*!< reset phy */
+  /* phy status register */
+  #define PHY_LINKED_STATUS_BIT         (0x0004)     /*!< link status */
+  #define PHY_NEGO_COMPLETE_BIT         (0x0020)     /*!< auto negotiation complete */
+
+  #define PHY_DUPLEX_MODE               (0x2000)     /*!< full duplex mode */
+  #define PHY_SPEED_MODE                (0x4000)     /*!< 100 mbps */
+
+  /*  the phy interrupt source flag register. */
+  #define PHY_INTERRUPT_FLAG_REG        0x13U
+  #define PHY_LINK_CHANGE_FLAG          (3<<10)
+  /*  the phy interrupt mask register. */
+  #define PHY_INTERRUPT_MASK_REG        0x12U
+  #define PHY_INT_MASK                  (3<<10)
 #endif
 
 #endif /* __DRV_EMAC_H__ */