boards/arm/samv7/samv71-xult: Add support for the OA-TC6 10BASE-T1x MAC-PHYs

Add support for the OA-TC6 10BASE-T1x driver to the SAMV71 Xplained ultra board.

Signed-off-by: michal matias <mich4l.matias@gmail.com>

boards/arm/samv7/common/include/board_oa_tc6.h

@@ -0,0 +1,58 @@
+/****************************************************************************
+ * boards/arm/samv7/common/include/board_oa_tc6.h
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.  The
+ * ASF licenses this file to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the
+ * License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ ****************************************************************************/
+
+#ifndef __BOARDS_ARM_SAMV7_COMMON_INCLUDE_BOARD_OA_TC6_H
+#define __BOARDS_ARM_SAMV7_COMMON_INCLUDE_BOARD_OA_TC6_H
+
+#ifndef __ASSEMBLY__
+
+#undef EXTERN
+#if defined(__cplusplus)
+#define EXTERN extern "C"
+extern "C"
+{
+#else
+#define EXTERN extern
+#endif
+
+/****************************************************************************
+ * Public Function Prototypes
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: board_oa_tc6_initialize
+ *
+ * Description:
+ *   Initialize and register the OA-TC6 10BASE-T1x network driver.
+ *
+ * Input Parameters:
+ *   None
+ *
+ * Returned Value:
+ *   Zero (OK) on success; a negated errno value on failure.
+ *
+ ****************************************************************************/
+
+int board_oa_tc6_initialize(void);
+
+#endif /* __ASSEMBLY__ */
+#endif /* __BOARDS_ARM_SAMV7_COMMON_INCLUDE_BOARD_OA_TC6_H */

boards/arm/samv7/samv71-xult/configs/oa_tc6/defconfig

@@ -0,0 +1,94 @@
+#
+# This file is autogenerated: PLEASE DO NOT EDIT IT.
+#
+# You can use "make menuconfig" to make any modifications to the installed .config file.
+# You can then do "make savedefconfig" to generate a new defconfig file that includes your
+# modifications.
+#
+# CONFIG_ARCH_RAMFUNCS is not set
+# CONFIG_MMCSD_MMCSUPPORT is not set
+# CONFIG_MMCSD_SPI is not set
+# CONFIG_NET_UDP_CHECKSUMS is not set
+# CONFIG_SAMV7_UART0 is not set
+# CONFIG_SAMV7_UART2 is not set
+# CONFIG_SAMV7_UART4 is not set
+CONFIG_ARCH="arm"
+CONFIG_ARCH_BOARD="samv71-xult"
+CONFIG_ARCH_BOARD_COMMON=y
+CONFIG_ARCH_BOARD_SAMV71_XULT=y
+CONFIG_ARCH_BUTTONS=y
+CONFIG_ARCH_CHIP="samv7"
+CONFIG_ARCH_CHIP_SAMV71=y
+CONFIG_ARCH_CHIP_SAMV71Q21=y
+CONFIG_ARCH_CHIP_SAMV71Q=y
+CONFIG_ARCH_CHIP_SAMV7=y
+CONFIG_ARCH_CHIP_SAMV7_MEM_FLASH=0x200000
+CONFIG_ARCH_CHIP_SAMV7_MEM_RAM=0x60000
+CONFIG_ARCH_INTERRUPTSTACK=2048
+CONFIG_ARCH_IRQBUTTONS=y
+CONFIG_ARCH_STACKDUMP=y
+CONFIG_ARMV7M_DCACHE=y
+CONFIG_ARMV7M_ICACHE=y
+CONFIG_BOARD_LOOPSPERMSEC=51262
+CONFIG_BUILTIN=y
+CONFIG_FAT_LCNAMES=y
+CONFIG_FAT_LFN=y
+CONFIG_FS_FAT=y
+CONFIG_FS_PROCFS=y
+CONFIG_INIT_ENTRYPOINT="nsh_main"
+CONFIG_LIBC_HOSTNAME="SAMV71-XULT"
+CONFIG_LINE_MAX=64
+CONFIG_MMCSD_MULTIBLOCK_LIMIT=1
+CONFIG_MMCSD_SDIO=y
+CONFIG_NET=y
+CONFIG_NETDB_DNSCLIENT=y
+CONFIG_NETDEV_HPWORK_THREAD=y
+CONFIG_NETDEV_LATEINIT=y
+CONFIG_NETDEV_PHY_IOCTL=y
+CONFIG_NET_BROADCAST=y
+CONFIG_NET_ICMP_SOCKET=y
+CONFIG_NET_ICMPv6=y
+CONFIG_NET_IPFRAG=y
+CONFIG_NET_IPv6=y
+CONFIG_NET_OA_TC6=y
+CONFIG_NET_OA_TC6_LAN865X=y
+CONFIG_NET_OA_TC6_NCV7410=y
+CONFIG_NET_STATISTICS=y
+CONFIG_NET_TCP=y
+CONFIG_NET_TCP_DELAYED_ACK=y
+CONFIG_NET_TCP_KEEPALIVE=y
+CONFIG_NET_TCP_WRITE_BUFFERS=y
+CONFIG_NET_UDP=y
+CONFIG_NSH_ARCHINIT=y
+CONFIG_NSH_BUILTIN_APPS=y
+CONFIG_NSH_FILEIOSIZE=512
+CONFIG_NSH_READLINE=y
+CONFIG_PREALLOC_TIMERS=4
+CONFIG_RAM_SIZE=393216
+CONFIG_RAM_START=0x20400000
+CONFIG_RAW_BINARY=y
+CONFIG_RR_INTERVAL=200
+CONFIG_SAMV7_GPIOA_IRQ=y
+CONFIG_SAMV7_GPIOB_IRQ=y
+CONFIG_SAMV7_GPIOD_IRQ=y
+CONFIG_SAMV7_GPIO_IRQ=y
+CONFIG_SAMV7_HSMCI0=y
+CONFIG_SAMV7_JTAG_FULL_SW_ENABLE=y
+CONFIG_SAMV7_SPI0=y
+CONFIG_SAMV7_SPI_DMA=y
+CONFIG_SAMV7_SPI_DMATHRESHOLD=0
+CONFIG_SAMV7_TWIHS0=y
+CONFIG_SAMV7_USART1=y
+CONFIG_SAMV7_XDMAC=y
+CONFIG_SCHED_HPWORK=y
+CONFIG_SCHED_LPWORK=y
+CONFIG_SCHED_WAITPID=y
+CONFIG_SDIO_BLOCKSETUP=y
+CONFIG_SPI_DELAY_CONTROL=y
+CONFIG_START_DAY=10
+CONFIG_START_MONTH=3
+CONFIG_START_YEAR=2014
+CONFIG_SYSTEM_NSH=y
+CONFIG_SYSTEM_PING6=y
+CONFIG_SYSTEM_PING=y
+CONFIG_USART1_SERIAL_CONSOLE=y

boards/arm/samv7/samv71-xult/src/Make.defs

@@ -105,6 +105,10 @@ ifeq ($(CONFIG_LCD_ST7789),y)
 CSRCS += sam_st7789.c
 endif
 
+ifeq ($(CONFIG_NET_OA_TC6),y)
+CSRCS += sam_oa_tc6.c
+endif
+
 .PHONY = context distclean
 
 $(SCRIPTOUT): $(LDSCRIPT_TEMPLATE) $(CONFIGFILE)

boards/arm/samv7/samv71-xult/src/sam_bringup.c

@@ -94,6 +94,10 @@
 #  include "board_progmem.h"
 #endif
 
+#ifdef CONFIG_NET_OA_TC6
+#  include "board_oa_tc6.h"
+#endif
+
 /****************************************************************************
  * Pre-processor Definitions
  ****************************************************************************/
@@ -566,6 +570,14 @@ int sam_bringup(void)
 #  endif
 #endif
 
+#ifdef CONFIG_NET_OA_TC6
+  ret = board_oa_tc6_initialize();
+  if (ret < 0)
+    {
+      syslog(LOG_ERR, "ERROR: board_oa_tc6_initialize() failed: %d\n", ret);
+    }
+#endif
+
   /* If we got here then perhaps not all initialization was successful, but
    * at least enough succeeded to bring-up NSH with perhaps reduced
    * capabilities.

boards/arm/samv7/samv71-xult/src/sam_oa_tc6.c

@@ -0,0 +1,211 @@
+/****************************************************************************
+ * boards/arm/samv7/samv71-xult/src/sam_oa_tc6.c
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.  The
+ * ASF licenses this file to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the
+ * License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <nuttx/config.h>
+
+#include <debug.h>
+
+#include <nuttx/spi/spi.h>
+#include <nuttx/irq.h>
+#include <nuttx/net/oa_tc6.h>
+
+#include "sam_spi.h"
+#include "sam_gpio.h"
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#define BOARD_OA_TC6_0_INT_PIN (  GPIO_INPUT | GPIO_CFG_PULLUP      \
+                                | GPIO_INT_FALLING | GPIO_PORT_PIOA \
+                                | GPIO_PIN4)
+#define BOARD_OA_TC6_0_IRQ SAM_IRQ_PA4
+
+/****************************************************************************
+ * Private Function Prototypes
+ ****************************************************************************/
+
+static int board_oa_tc6_attach(FAR const struct oa_tc6_config_s *config,
+                               xcpt_t handler,
+                               FAR void *arg);
+
+static int board_oa_tc6_enable(FAR const struct oa_tc6_config_s *config,
+                               bool enable);
+
+/****************************************************************************
+ * Private Data
+ ****************************************************************************/
+
+static const struct oa_tc6_config_s g_esp_oa_tc6_config =
+{
+  .id                 = SPIDEV_ETHERNET(0),
+  .frequency          = 25000000,
+  .chunk_payload_size = 64,
+  .rx_cut_through     = true,
+  .attach             = board_oa_tc6_attach,
+  .enable             = board_oa_tc6_enable,
+};
+
+/****************************************************************************
+ * Private Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: board_oa_tc6_attach
+ *
+ * Description:
+ *   Configure interrupt and attach handler to the interrupt signal
+ *   from the MAC-PHY.
+ *
+ * Input Parameters:
+ *   config  - reference to the MAC-PHY configuration
+ *   handler - the interrupt handler function
+ *   arg     - reference passed to the handler on invocation
+ *
+ * Returned Value:
+ *   On success OK is returned, otherwise ERROR is returned.
+ *
+ ****************************************************************************/
+
+static int board_oa_tc6_attach(FAR const struct oa_tc6_config_s *config,
+                               xcpt_t handler, FAR void *arg)
+{
+  gpio_pinset_t pin;
+  int irq;
+
+  switch (config->id)
+    {
+      case SPIDEV_ETHERNET(0):
+          pin = BOARD_OA_TC6_0_INT_PIN;
+          irq = BOARD_OA_TC6_0_IRQ;
+          break;
+      default:
+
+          /* Unknown id */
+
+          DEBUGPANIC();
+          return ERROR;
+    }
+
+  sam_configgpio(pin);
+  sam_gpioirq(pin);
+  irq_attach(irq, handler, arg);
+
+  return OK;
+}
+
+/****************************************************************************
+ * Name: board_oa_tc6_enable
+ *
+ * Description:
+ *   Enable or disable the interrupt on the hardware level.
+ *   Enable when the enable argument is true, otherwise disable.
+ *
+ * Input Parameters:
+ *   config - reference to the MAC-PHY configuration
+ *   enable - enable / disable control
+ *
+ * Returned Value:
+ *   On success OK is returned, otherwise ERROR is returned.
+ *
+ ****************************************************************************/
+
+static int board_oa_tc6_enable(FAR const struct oa_tc6_config_s *config,
+                               bool enable)
+{
+  int irq;
+
+  switch (config->id)
+    {
+      case SPIDEV_ETHERNET(0):
+          irq = BOARD_OA_TC6_0_IRQ;
+          break;
+      default:
+
+          /* Unknown id */
+
+          DEBUGPANIC();
+          return ERROR;
+    }
+
+  if (enable)
+    {
+      sam_gpioirqenable(irq);
+    }
+  else
+    {
+      sam_gpioirqdisable(irq);
+    }
+
+  return OK;
+}
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: board_oa_tc6_initialize
+ *
+ * Description:
+ *   Initialize and register the OA-TC6 10BASE-T1x network driver.
+ *
+ * Input Parameters:
+ *   None
+ *
+ * Returned Value:
+ *   Zero (OK) on success; a negated errno value on failure.
+ *
+ ****************************************************************************/
+
+int board_oa_tc6_initialize(void)
+{
+  FAR struct spi_dev_s *spi;
+  int ret;
+
+  spi = sam_spibus_initialize(SPI0_CS1);
+  if (!spi)
+    {
+      syslog(LOG_ERR, "ERROR: Failed to initialize SPI port %d\n", SPI0_CS1);
+      return -ENODEV;
+    }
+
+  /* Bind the SPI port and config to the OA-TC6 driver */
+
+  ret = oa_tc6_initialize(spi, &g_esp_oa_tc6_config);
+  if (ret < 0)
+    {
+      syslog(LOG_ERR,
+             "ERROR: Failed to bind SPI port and config to the OA-TC6"
+             " network driver: %d\n", ret);
+      return ret;
+    }
+
+  syslog(LOG_INFO,
+         "Bound SPI and config to the OA-TC6 network driver\n");
+
+  return OK;
+}

boards/arm/samv7/samv71-xult/src/sam_spi.c

@@ -84,6 +84,12 @@ void sam_spidev_initialize(void)
   sam_configgpio(GPIO_LCD_CD);
 #endif
 
+#ifdef CONFIG_NET_OA_TC6
+  /* Enable chip select for OA-TC6 MAC-PHY */
+
+  sam_configgpio(SPI0_NPCS1);
+#endif
+
 #endif /* CONFIG_SAMV7_SPI0_MASTER */
 
 #ifdef CONFIG_SAMV7_SPI0_SLAVE
@@ -183,6 +189,10 @@ void sam_spi0select(uint32_t devid, bool selected)
         sam_gpiowrite(SPI0_NPCS1, !selected);
         break;
 #endif
+#ifdef CONFIG_NET_OA_TC6
+      case SPIDEV_ETHERNET(0):
+        sam_gpiowrite(SPI0_NPCS1, !selected);
+#endif
 
       default:
         break;