From 73236a825c0a481219e8667d8b14a8114a6fe917 Mon Sep 17 00:00:00 2001
From: Meco Man <920369182@qq.com>
Date: Fri, 29 Apr 2022 23:39:57 -0400
Subject: [PATCH] [stm32][spi] remove hardware NSS

---
 bsp/stm32/libraries/HAL_Drivers/drv_spi.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/bsp/stm32/libraries/HAL_Drivers/drv_spi.c b/bsp/stm32/libraries/HAL_Drivers/drv_spi.c
index 6f021bd9a7..2713b4afc1 100644
--- a/bsp/stm32/libraries/HAL_Drivers/drv_spi.c
+++ b/bsp/stm32/libraries/HAL_Drivers/drv_spi.c
@@ -138,14 +138,7 @@ static rt_err_t stm32_spi_init(struct stm32_spi *spi_drv, struct rt_spi_configur
         spi_handle->Init.CLKPolarity = SPI_POLARITY_LOW;
     }
 
-    if (cfg->mode & RT_SPI_NO_CS)
-    {
-        spi_handle->Init.NSS = SPI_NSS_HARD_OUTPUT;
-    }
-    else
-    {
-        spi_handle->Init.NSS = SPI_NSS_SOFT;
-    }
+    spi_handle->Init.NSS = SPI_NSS_SOFT;
 
     uint32_t SPI_APB_CLOCK;