diff --git a/bsp/nxp/lpc/lpc55sxx/Libraries/drivers/drv_soft_spi.c b/bsp/nxp/lpc/lpc55sxx/Libraries/drivers/drv_soft_spi.c
index e80385a1a2..441f2265e8 100644
--- a/bsp/nxp/lpc/lpc55sxx/Libraries/drivers/drv_soft_spi.c
+++ b/bsp/nxp/lpc/lpc55sxx/Libraries/drivers/drv_soft_spi.c
@@ -185,7 +185,7 @@ static void lpc_pin_init(void)
 {
     rt_size_t obj_num = sizeof(spi_obj) / sizeof(struct lpc_soft_spi);
 
-    for(rt_size_t i; i < obj_num; i++)
+    for(rt_size_t i = 0; i < obj_num; i++)
     {
         lpc_spi_gpio_init(&spi_obj[i]);
     }
diff --git a/bsp/raspberry-pico/drivers/drv_soft_spi.c b/bsp/raspberry-pico/drivers/drv_soft_spi.c
index 11ac0db7af..0073946eae 100644
--- a/bsp/raspberry-pico/drivers/drv_soft_spi.c
+++ b/bsp/raspberry-pico/drivers/drv_soft_spi.c
@@ -159,7 +159,7 @@ static void pico_pin_init(void)
 {
     rt_size_t obj_num = sizeof(spi_obj) / sizeof(struct pico_soft_spi);
 
-    for(rt_size_t i; i < obj_num; i++)
+    for(rt_size_t i = 0; i < obj_num; i++)
     {
         pico_spi_gpio_init(&spi_obj[i]);
     }
diff --git a/bsp/renesas/libraries/HAL_Drivers/drv_soft_spi.c b/bsp/renesas/libraries/HAL_Drivers/drv_soft_spi.c
index a89bf9f92d..af4b02b392 100644
--- a/bsp/renesas/libraries/HAL_Drivers/drv_soft_spi.c
+++ b/bsp/renesas/libraries/HAL_Drivers/drv_soft_spi.c
@@ -189,7 +189,7 @@ static void ra_pin_init(void)
 {
     rt_size_t obj_num = sizeof(spi_obj) / sizeof(struct ra_soft_spi);
 
-    for(rt_size_t i; i < obj_num; i++)
+    for(rt_size_t i = 0; i < obj_num; i++)
     {
         ra_spi_gpio_init(&spi_obj[i]);
     }
diff --git a/bsp/stm32/libraries/HAL_Drivers/drivers/drv_soft_spi.c b/bsp/stm32/libraries/HAL_Drivers/drivers/drv_soft_spi.c
index 6f36d5ad8e..912e709820 100644
--- a/bsp/stm32/libraries/HAL_Drivers/drivers/drv_soft_spi.c
+++ b/bsp/stm32/libraries/HAL_Drivers/drivers/drv_soft_spi.c
@@ -190,7 +190,7 @@ static void stm32_pin_init(void)
 {
     rt_size_t obj_num = sizeof(spi_obj) / sizeof(struct stm32_soft_spi);
 
-    for(rt_size_t i; i < obj_num; i++)
+    for(rt_size_t i = 0; i < obj_num; i++)
     {
         stm32_spi_gpio_init(&spi_obj[i]);
     }
diff --git a/bsp/stm32/stm32f407-rt-spark/applications/arduino_pinout/pins_arduino.c b/bsp/stm32/stm32f407-rt-spark/applications/arduino_pinout/pins_arduino.c
index 88fed11beb..3ca3a980b7 100644
--- a/bsp/stm32/stm32f407-rt-spark/applications/arduino_pinout/pins_arduino.c
+++ b/bsp/stm32/stm32f407-rt-spark/applications/arduino_pinout/pins_arduino.c
@@ -44,8 +44,8 @@ const pin_map_t pin_map_table[]=
     {D20, GET_PIN(G, 0)},
     {D21, GET_PIN(A, 0)},
     {D22, GET_PIN(G, 5), "sspi1"},          /* SOFT-SPI-SCK */
-    {D23, GET_PIN(G, 3), "sspi1"},          /* SOFT-SPI-SCK */
-    {D24, GET_PIN(G, 1), "sspi1"},          /* SOFT-SPI-SCK */
+    {D23, GET_PIN(G, 3), "sspi1"},          /* SOFT-SPI-MISO */
+    {D24, GET_PIN(G, 1), "sspi1"},          /* SOFT-SPI-MOSI */
     {D25, GET_PIN(G, 7), "i2c4"},           /* I2C-SCL (Wire) */
     {D26, GET_PIN(D, 7), "i2c4"},           /* I2C-SDA (Wire) */
     {D27, GET_PIN(B, 6), "i2c5"},           /* I2C-SCL (Wire) */
diff --git a/bsp/wch/risc-v/Libraries/ch32_drivers/drv_soft_spi.c b/bsp/wch/risc-v/Libraries/ch32_drivers/drv_soft_spi.c
index 4b1a6301f0..60a2c6dfc2 100644
--- a/bsp/wch/risc-v/Libraries/ch32_drivers/drv_soft_spi.c
+++ b/bsp/wch/risc-v/Libraries/ch32_drivers/drv_soft_spi.c
@@ -193,7 +193,7 @@ static void ch32_pin_init(void)
 {
     rt_size_t obj_num = sizeof(spi_obj) / sizeof(struct ch32_soft_spi);
 
-    for(rt_size_t i; i < obj_num; i++)
+    for(rt_size_t i = 0; i < obj_num; i++)
     {
         ch32_spi_gpio_init(&spi_obj[i]);
     }