bsp: k230: add i2c driver

        Requirement: The BSP for the k230 platform in the RT-Thread repository
        does not yet have an I2C driver.

        Solution: Provide I2C driver for the k230 platform in the RT-Thread
        repository.
        1. support i2c master mode

Signed-off-by: Ze-Hou <[email protected]>

Author: Ze-Hou

bsp/k230/.ci/attachconfig/ci.attachconfig.yml

@@ -0,0 +1,9 @@
+scons.args: &scons
+    scons_arg:
+      - '--strict'
+devices.i2c:
+    <<: *scons
+    kconfig:
+      - CONFIG_RT_USING_I2C=y
+      - CONFIG_BSP_USING_I2C=y
+      - CONFIG_BSP_USING_I2C0=y

bsp/k230/.config

@@ -227,6 +227,7 @@ CONFIG_FINSH_THREAD_STACK_SIZE=8192
 CONFIG_FINSH_USING_HISTORY=y
 CONFIG_FINSH_HISTORY_LINES=5
 # CONFIG_FINSH_USING_WORD_OPERATION is not set
+# CONFIG_FINSH_USING_FUNC_EXT is not set
 CONFIG_FINSH_USING_SYMTAB=y
 CONFIG_FINSH_CMD_SIZE=80
 CONFIG_MSH_USING_BUILT_IN_COMMANDS=y
@@ -425,6 +426,7 @@ CONFIG_RT_USING_POSIX_TIMER=y
 #
 CONFIG_RT_USING_SAL=y
 CONFIG_SAL_INTERNET_CHECK=y
+CONFIG_SOCKET_TABLE_STEP_LEN=4
 
 #
 # Docking with protocol stacks
@@ -1617,6 +1619,7 @@ CONFIG_PKG_ZLIB_VER="latest"
 #
 # Drivers Configuration
 #
+# CONFIG_BSP_USING_I2C is not set
 # CONFIG_BSP_USING_RTC is not set
 # CONFIG_BSP_USING_ADC is not set
 # CONFIG_BSP_USING_TS is not set

bsp/k230/board/Kconfig

@@ -1,4 +1,31 @@
 menu "Drivers Configuration"
+    menuconfig BSP_USING_I2C
+        bool "Enable I2C"
+        select RT_USING_I2C
+        default n
+
+        if BSP_USING_I2C
+            config BSP_USING_I2C0
+                bool "Enable I2C0"
+                default n
+
+            config BSP_USING_I2C1
+                bool "Enable I2C1"
+                default n
+
+            config BSP_USING_I2C2
+                bool "Enable I2C2"
+                default n
+
+            config BSP_USING_I2C3
+                bool "Enable I2C3"
+                default n
+
+            config BSP_USING_I2C4
+                bool "Enable I2C4"
+                default n
+
+        endif
 
     config BSP_USING_RTC
         bool "Enable RTC"

bsp/k230/drivers/interdrv/i2c/SConscript

@@ -0,0 +1,11 @@
+# RT-Thread building script for I2C component
+
+from building import *
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c')
+CPPPATH = [cwd]
+
+group = DefineGroup('I2C', src, depend = ['BSP_USING_I2C'], CPPPATH = CPPPATH)
+
+Return('group')