[bsp][drivers][soft_i2c] unify the software I2C driver

bsp/stm32/stm32f429-st-disco/.ci/attachconfig/ci.attachconfig.yml

@@ -7,4 +7,13 @@ nano:
   <<: *scons
   kconfig:
     - CONFIG_RT_USING_NANO=y
-  
+
+devices.soft_i2c:
+  <<: *scons
+  kconfig:
+    - CONFIG_RT_USING_I2C=y
+    - CONFIG_RT_USING_SOFT_I2C=y
+    - CONFIG_RT_USING_SOFT_I2C1=y
+    - CONFIG_RT_SOFT_I2C1_SCL_PIN=24
+    - CONFIG_RT_SOFT_I2C1_SDA_PIN=25
+    - CONFIG_RT_SOFT_I2C1_BUS_NAME="swi2c1"

bsp/stm32/stm32f429-st-disco/board/Kconfig

@@ -94,23 +94,25 @@ menu "On-chip Peripheral Drivers"
 
         endif
 
-    menuconfig BSP_USING_I2C1
-        bool "Enable I2C1 BUS (software simulation)"
+    menuconfig BSP_USING_SOFT_I2C
+        bool "Enable software I2C (swi2c)"
         default n
         select RT_USING_I2C
-        select RT_USING_I2C_BITOPS
-        select RT_USING_PIN
-        if BSP_USING_I2C1
-            config BSP_I2C1_SCL_PIN
-                int "I2C1 scl pin number"
-                range 1 176
-                default 24
-            config BSP_I2C1_SDA_PIN
-                int "I2C1 sda pin number"
-                range 1 176
-                default 25
+        select RT_USING_SOFT_I2C
+        if BSP_USING_SOFT_I2C
+        menuconfig BSP_USING_SOFT_I2C1
+            bool "Enable software I2C1 Bus (swi2c1)"
+            default n
+            select RT_USING_SOFT_I2C1
+            if BSP_USING_SOFT_I2C1
+                config RT_SOFT_I2C1_SCL_PIN
+                    int "swi2c1 SCL pin number"
+                    default 24
+                config RT_SOFT_I2C1_SDA_PIN
+                    int "swi2c1 SDA pin number"
+                    default 25
+            endif
         endif
-
     menuconfig BSP_USING_SPI
         bool "Enable SPI BUS"
         select RT_USING_SPI
@@ -165,4 +167,16 @@ menu "Board extended module Drivers"
 
 endmenu
 
+    config RT_SOFT_I2C1_HAS_PIN_DEFAULT
+        bool
+        default y if RT_USING_SOFT_I2C1
+
+    config RT_SOFT_I2C1_SCL_PIN_DEFAULT
+        int
+        default 24 if RT_USING_SOFT_I2C1
+
+    config RT_SOFT_I2C1_SDA_PIN_DEFAULT
+        int
+        default 25 if RT_USING_SOFT_I2C1
+
 endmenu