From 1717ffdb38c89540b081c9eefad3acd69f011d55 Mon Sep 17 00:00:00 2001
From: Jeonghyun Kim <kimdictor@gmail.com>
Date: Mon, 23 Aug 2021 23:27:26 +0900
Subject: [PATCH] chip: stm32l4: Register spi character driver when both spi
 port and driver available

---
 boards/arm/stm32l4/nucleo-l432kc/src/stm32_spi.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/boards/arm/stm32l4/nucleo-l432kc/src/stm32_spi.c b/boards/arm/stm32l4/nucleo-l432kc/src/stm32_spi.c
index 6c71751829..9f40ce1ff8 100644
--- a/boards/arm/stm32l4/nucleo-l432kc/src/stm32_spi.c
+++ b/boards/arm/stm32l4/nucleo-l432kc/src/stm32_spi.c
@@ -30,6 +30,7 @@
 #include <errno.h>
 
 #include <nuttx/spi/spi.h>
+#include <nuttx/spi/spi_transfer.h>
 #include <arch/board/board.h>
 
 #include "chip.h"
@@ -78,6 +79,13 @@ void stm32l4_spiinitialize(void)
   else
     {
       spiinfo("INFO: SPI port 1 initialized\n");
+#ifdef CONFIG_SPI_DRIVER
+      ret = spi_register(g_spi1, 1);
+      if (ret < 0)
+      {
+        spierr("ERROR: FAILED to register driver of SPI port 1\n");
+      }
+#endif
     }
 
   /* Setup CS, EN & IRQ line IOs */
@@ -98,6 +106,13 @@ void stm32l4_spiinitialize(void)
   else
     {
       spiinfo("INFO: SPI port 2 initialized\n");
+#ifdef CONFIG_SPI_DRIVER
+      ret = spi_register(g_spi2, 2);
+      if (ret < 0)
+      {
+        spierr("ERROR: FAILED to register driver of SPI port 2\n");
+      }
+#endif
     }
 
   /* Setup CS, EN & IRQ line IOs */