[bsp][bl]update: drv_soft_i2c

bsp/bouffalo_lab/libraries/rt_drivers/Kconfig

@@ -708,275 +708,400 @@ menu "General Drivers Configuration"
         endif
 
     menuconfig BSP_USING_I2C
-        bool "Enable I2C"
-        select RT_USING_I2C
+        bool "Enable I2C BUS"
         default n
-
+        select RT_USING_I2C
         if BSP_USING_I2C
-        menuconfig BSP_USING_I2C0
-            bool "Enable I2C0"
-            default n
-            if BSP_USING_I2C0
-                choice 
-                    prompt "I2C0 SCL"
-                    default I2C0_SCL_USING_GPIO14
+            config BSP_USING_HW_I2C
+                bool "Enable Hardware I2C BUS"
+                default n
+            if BSP_USING_HW_I2C
+                menuconfig BSP_USING_I2C0
+                    bool "Enable I2C0 (hardware)"
+                    default n
+                    if BSP_USING_I2C0
+                        choice 
+                            prompt "I2C0 SCL"
+                            default I2C0_SCL_USING_GPIO14
 
-                    config I2C0_SCL_USING_GPIO0
-                        bool "GPIO_0"
-                    config I2C0_SCL_USING_GPIO2
-                        bool "GPIO_2"
-                    config I2C0_SCL_USING_GPIO4
-                        bool "GPIO_4"
-                    config I2C0_SCL_USING_GPIO6
-                        bool "GPIO_6"
-                    config I2C0_SCL_USING_GPIO8
-                        bool "GPIO_8"
-                    config I2C0_SCL_USING_GPIO8
-                        bool "GPIO_8"
-                    config I2C0_SCL_USING_GPIO10
-                        bool "GPIO_10"
-                    config I2C0_SCL_USING_GPIO12
-                        bool "GPIO_12"
-                    config I2C0_SCL_USING_GPIO14
-                        bool "GPIO_14"
-                    config I2C0_SCL_USING_GPIO16
-                        bool "GPIO_16"
-                    config I2C0_SCL_USING_GPIO18
-                        bool "GPIO_18"
-                    config I2C0_SCL_USING_GPIO20
-                        bool "GPIO_20"
-                    config I2C0_SCL_USING_GPIO22
-                        bool "GPIO_22"
-                    config I2C0_SCL_USING_GPIO24
-                        depends on BSP_USING_BL61X || BSP_USING_BL70X || BSP_USING_BL808
-                        bool "GPIO_8"
-                    config I2C0_SCL_USING_GPIO26
-                        depends on BSP_USING_BL61X || BSP_USING_BL70X || BSP_USING_BL808
-                        bool "GPIO_26"
-                    config I2C0_SCL_USING_GPIO28
-                        depends on BSP_USING_BL61X || BSP_USING_BL70X || BSP_USING_BL808
-                        bool "GPIO_28"
-                    config I2C0_SCL_USING_GPIO30
-                        depends on BSP_USING_BL61X || BSP_USING_BL70X || BSP_USING_BL808
-                        bool "GPIO_30"
-                    config I2C0_SCL_USING_GPIO32
-                        depends on BSP_USING_BL61X || BSP_USING_BL808
-                        bool "GPIO_32"
-                    config I2C0_SCL_USING_GPIO34
-                        depends on BSP_USING_BL61X || BSP_USING_BL808
-                        bool "GPIO_34"
-                    config I2C0_SDA_USING_GPIO36
-                        depends on BSP_USING_BL808
-                        bool "GPIO_36"
-                    config I2C0_SDA_USING_GPIO38
-                        depends on BSP_USING_BL808
-                        bool "GPIO_38"
-                    config I2C0_SDA_USING_GPIO40
-                        depends on BSP_USING_BL808
-                        bool "GPIO_40"
-                    config I2C1_SDA_USING_GPIO42
-                        depends on BSP_USING_BL808
-                        bool "GPIO_42"
-                    config I2C0_SDA_USING_GPIO44
-                        depends on BSP_USING_BL808
-                        bool "GPIO_44"
-                endchoice
+                            config I2C0_SCL_USING_GPIO0
+                                bool "GPIO_0"
+                            config I2C0_SCL_USING_GPIO2
+                                bool "GPIO_2"
+                            config I2C0_SCL_USING_GPIO4
+                                bool "GPIO_4"
+                            config I2C0_SCL_USING_GPIO6
+                                bool "GPIO_6"
+                            config I2C0_SCL_USING_GPIO8
+                                bool "GPIO_8"
+                            config I2C0_SCL_USING_GPIO10
+                                bool "GPIO_10"
+                            config I2C0_SCL_USING_GPIO12
+                                bool "GPIO_12"
+                            config I2C0_SCL_USING_GPIO14
+                                bool "GPIO_14"
+                            config I2C0_SCL_USING_GPIO16
+                                bool "GPIO_16"
+                            config I2C0_SCL_USING_GPIO18
+                                bool "GPIO_18"
+                            config I2C0_SCL_USING_GPIO20
+                                bool "GPIO_20"
+                            config I2C0_SCL_USING_GPIO22
+                                bool "GPIO_22"
+                            config I2C0_SCL_USING_GPIO24
+                                depends on BSP_USING_BL61X || BSP_USING_BL70X || BSP_USING_BL808
+                                bool "GPIO_8"
+                            config I2C0_SCL_USING_GPIO26
+                                depends on BSP_USING_BL61X || BSP_USING_BL70X || BSP_USING_BL808
+                                bool "GPIO_26"
+                            config I2C0_SCL_USING_GPIO28
+                                depends on BSP_USING_BL61X || BSP_USING_BL70X || BSP_USING_BL808
+                                bool "GPIO_28"
+                            config I2C0_SCL_USING_GPIO30
+                                depends on BSP_USING_BL61X || BSP_USING_BL70X || BSP_USING_BL808
+                                bool "GPIO_30"
+                            config I2C0_SCL_USING_GPIO32
+                                depends on BSP_USING_BL61X || BSP_USING_BL808
+                                bool "GPIO_32"
+                            config I2C0_SCL_USING_GPIO34
+                                depends on BSP_USING_BL61X || BSP_USING_BL808
+                                bool "GPIO_34"
+                            config I2C0_SDA_USING_GPIO36
+                                depends on BSP_USING_BL808
+                                bool "GPIO_36"
+                            config I2C0_SDA_USING_GPIO38
+                                depends on BSP_USING_BL808
+                                bool "GPIO_38"
+                            config I2C0_SDA_USING_GPIO40
+                                depends on BSP_USING_BL808
+                                bool "GPIO_40"
+                            config I2C1_SDA_USING_GPIO42
+                                depends on BSP_USING_BL808
+                                bool "GPIO_42"
+                            config I2C0_SDA_USING_GPIO44
+                                depends on BSP_USING_BL808
+                                bool "GPIO_44"
+                        endchoice
 
-                choice
-                    prompt "I2C0 SDA"
-                    default I2C0_SDA_USING_GPIO15
+                        choice
+                            prompt "I2C0 SDA"
+                            default I2C0_SDA_USING_GPIO15
 
-                    config I2C0_SDA_USING_GPIO1
-                        bool "GPIO_1"
-                    config I2C0_SDA_USING_GPIO3
-                        bool "GPIO_3"
-                    config I2C0_SDA_USING_GPIO5
-                        bool "GPIO_5"
-                    config I2C0_SDA_USING_GPIO7
-                        bool "GPIO_7"
-                    config I2C0_SDA_USING_GPIO9
-                        bool "GPIO_9"
-                    config I2C0_SDA_USING_GPIO11
-                        bool "GPIO_11"
-                    config I2C0_SDA_USING_GPIO13
-                        bool "GPIO_13"
-                    config I2C0_SDA_USING_GPIO15
-                        bool "GPIO_15"
-                    config I2C0_SDA_USING_GPIO17
-                        bool "GPIO_17"
-                    config I2C0_SDA_USING_GPIO19
-                        bool "GPIO_19"
-                    config I2C0_SDA_USING_GPIO21
-                        bool "GPIO_21"
-                    config I2C0_SDA_USING_GPIO23
-                        depends on BSP_USING_BL61X || BSP_USING_BL70X || BSP_USING_BL808
-                        bool "GPIO_23"                        
-                    config I2C0_SDA_USING_GPIO25
-                        depends on BSP_USING_BL61X || BSP_USING_BL70X || BSP_USING_BL808
-                        bool "GPIO_25"
-                    config I2C0_SDA_USING_GPIO27
-                        depends on BSP_USING_BL61X || BSP_USING_BL70X || BSP_USING_BL808
-                        bool "GPIO_27"
-                    config I2C0_SDA_USING_GPIO29
-                        depends on BSP_USING_BL61X || BSP_USING_BL70X || BSP_USING_BL808
-                        bool "GPIO_29"
-                    config I2C0_SDA_USING_GPIO31
-                        depends on BSP_USING_BL61X || BSP_USING_BL70X || BSP_USING_BL808
-                        bool "GPIO_31"
-                    config I2C0_SDA_USING_GPIO33
-                        depends on BSP_USING_BL61X || BSP_USING_BL808
-                        bool "GPIO_33"
-                    config I2C0_SDA_USING_GPIO35
-                        depends on BSP_USING_BL808
-                        bool "GPIO_35"
-                    config I2C0_SDA_USING_GPIO37
-                        depends on BSP_USING_BL808
-                        bool "GPIO_37"
-                    config I2C0_SDA_USING_GPIO39
-                        depends on BSP_USING_BL808
-                        bool "GPIO_39"
-                    config I2C0_SDA_USING_GPIO41
-                        depends on BSP_USING_BL808
-                        bool "GPIO_41"
-                    config I2C0_SDA_USING_GPIO43
-                        depends on BSP_USING_BL808
-                        bool "GPIO_43"
-                    config I2C0_SDA_USING_GPIO45
-                        depends on BSP_USING_BL808
-                        bool "GPIO_45"
-                    endchoice
+                            config I2C0_SDA_USING_GPIO1
+                                bool "GPIO_1"
+                            config I2C0_SDA_USING_GPIO3
+                                bool "GPIO_3"
+                            config I2C0_SDA_USING_GPIO5
+                                bool "GPIO_5"
+                            config I2C0_SDA_USING_GPIO7
+                                bool "GPIO_7"
+                            config I2C0_SDA_USING_GPIO9
+                                bool "GPIO_9"
+                            config I2C0_SDA_USING_GPIO11
+                                bool "GPIO_11"
+                            config I2C0_SDA_USING_GPIO13
+                                bool "GPIO_13"
+                            config I2C0_SDA_USING_GPIO15
+                                bool "GPIO_15"
+                            config I2C0_SDA_USING_GPIO17
+                                bool "GPIO_17"
+                            config I2C0_SDA_USING_GPIO19
+                                bool "GPIO_19"
+                            config I2C0_SDA_USING_GPIO21
+                                bool "GPIO_21"
+                            config I2C0_SDA_USING_GPIO23
+                                depends on BSP_USING_BL61X || BSP_USING_BL70X || BSP_USING_BL808
+                                bool "GPIO_23"                        
+                            config I2C0_SDA_USING_GPIO25
+                                depends on BSP_USING_BL61X || BSP_USING_BL70X || BSP_USING_BL808
+                                bool "GPIO_25"
+                            config I2C0_SDA_USING_GPIO27
+                                depends on BSP_USING_BL61X || BSP_USING_BL70X || BSP_USING_BL808
+                                bool "GPIO_27"
+                            config I2C0_SDA_USING_GPIO29
+                                depends on BSP_USING_BL61X || BSP_USING_BL70X || BSP_USING_BL808
+                                bool "GPIO_29"
+                            config I2C0_SDA_USING_GPIO31
+                                depends on BSP_USING_BL61X || BSP_USING_BL70X || BSP_USING_BL808
+                                bool "GPIO_31"
+                            config I2C0_SDA_USING_GPIO33
+                                depends on BSP_USING_BL61X || BSP_USING_BL808
+                                bool "GPIO_33"
+                            config I2C0_SDA_USING_GPIO35
+                                depends on BSP_USING_BL808
+                                bool "GPIO_35"
+                            config I2C0_SDA_USING_GPIO37
+                                depends on BSP_USING_BL808
+                                bool "GPIO_37"
+                            config I2C0_SDA_USING_GPIO39
+                                depends on BSP_USING_BL808
+                                bool "GPIO_39"
+                            config I2C0_SDA_USING_GPIO41
+                                depends on BSP_USING_BL808
+                                bool "GPIO_41"
+                            config I2C0_SDA_USING_GPIO43
+                                depends on BSP_USING_BL808
+                                bool "GPIO_43"
+                            config I2C0_SDA_USING_GPIO45
+                                depends on BSP_USING_BL808
+                                bool "GPIO_45"
+                            endchoice
 
-                config I2C0_FREQUENCY
-                    int "I2C0 Frequency"
-                    default 400000
-            endif
+                        config I2C0_FREQUENCY
+                            int "I2C0 Frequency"
+                            default 400000
+                    endif
+            
 
-        menuconfig BSP_USING_I2C1
-            depends on BSP_USING_BL61X || BSP_USING_BL808
-            bool "Enable I2C1"
-            default n
-            if BSP_USING_I2C1
-                choice 
-                    prompt "I2C1 SCL"
-                    default I2C1_SCL_USING_GPIO0
+                menuconfig BSP_USING_I2C1
+                    depends on BSP_USING_BL61X || BSP_USING_BL808
+                    bool "Enable I2C1 (hardware)"
+                    default n
+                    if BSP_USING_I2C1
+                        choice 
+                            prompt "I2C1 SCL"
+                            default I2C1_SCL_USING_GPIO0
 
-                    config I2C1_SCL_USING_GPIO0
-                        bool "GPIO_0"
-                    config I2C1_SCL_USING_GPIO2
-                        bool "GPIO_2"
-                    config I2C1_SCL_USING_GPIO4
-                        bool "GPIO_4"
-                    config I2C1_SCL_USING_GPIO6
-                        bool "GPIO_6"
-                    config I2C1_SCL_USING_GPIO8
-                        bool "GPIO_8"
-                    config I2C1_SCL_USING_GPIO8
-                        bool "GPIO_8"
-                    config I2C1_SCL_USING_GPIO10
-                        bool "GPIO_10"
-                    config I2C1_SCL_USING_GPIO12
-                        bool "GPIO_12"
-                    config I2C1_SCL_USING_GPIO14
-                        bool "GPIO_14"
-                    config I2C1_SCL_USING_GPIO16
-                        bool "GPIO_16"
-                    config I2C1_SCL_USING_GPIO18
-                        bool "GPIO_18"
-                    config I2C1_SCL_USING_GPIO20
-                        bool "GPIO_20"
-                    config I2C1_SCL_USING_GPIO22
-                        bool "GPIO_22"
-                    config I2C1_SCL_USING_GPIO24
-                        bool "GPIO_8"
-                    config I2C1_SCL_USING_GPIO26
-                        bool "GPIO_26"
-                    config I2C1_SCL_USING_GPIO28
-                        bool "GPIO_28"
-                    config I2C1_SCL_USING_GPIO30
-                        bool "GPIO_30"
-                    config I2C1_SCL_USING_GPIO32
-                        bool "GPIO_32"
-                    config I2C1_SCL_USING_GPIO34
-                        bool "GPIO_34"
-                    config I2C1_SDA_USING_GPIO36
-                        depends on BSP_USING_BL808
-                        bool "GPIO_36"
-                    config I2C1_SDA_USING_GPIO38
-                        depends on BSP_USING_BL808
-                        bool "GPIO_38"
-                    config I2C1_SDA_USING_GPIO40
-                        depends on BSP_USING_BL808
-                        bool "GPIO_40"
-                    config I2C1_SDA_USING_GPIO42
-                        depends on BSP_USING_BL808
-                        bool "GPIO_42"
-                    config I2C1_SDA_USING_GPIO44
-                        depends on BSP_USING_BL808
-                        bool "GPIO_44"
-                endchoice
+                            config I2C1_SCL_USING_GPIO0
+                                bool "GPIO_0"
+                            config I2C1_SCL_USING_GPIO2
+                                bool "GPIO_2"
+                            config I2C1_SCL_USING_GPIO4
+                                bool "GPIO_4"
+                            config I2C1_SCL_USING_GPIO6
+                                bool "GPIO_6"
+                            config I2C1_SCL_USING_GPIO8
+                                bool "GPIO_8"
+                            config I2C1_SCL_USING_GPIO10
+                                bool "GPIO_10"
+                            config I2C1_SCL_USING_GPIO12
+                                bool "GPIO_12"
+                            config I2C1_SCL_USING_GPIO14
+                                bool "GPIO_14"
+                            config I2C1_SCL_USING_GPIO16
+                                bool "GPIO_16"
+                            config I2C1_SCL_USING_GPIO18
+                                bool "GPIO_18"
+                            config I2C1_SCL_USING_GPIO20
+                                bool "GPIO_20"
+                            config I2C1_SCL_USING_GPIO22
+                                bool "GPIO_22"
+                            config I2C1_SCL_USING_GPIO24
+                                bool "GPIO_24"
+                            config I2C1_SCL_USING_GPIO26
+                                bool "GPIO_26"
+                            config I2C1_SCL_USING_GPIO28
+                                bool "GPIO_28"
+                            config I2C1_SCL_USING_GPIO30
+                                bool "GPIO_30"
+                            config I2C1_SCL_USING_GPIO32
+                                bool "GPIO_32"
+                            config I2C1_SCL_USING_GPIO34
+                                bool "GPIO_34"
+                            config I2C1_SDA_USING_GPIO36
+                                depends on BSP_USING_BL808
+                                bool "GPIO_36"
+                            config I2C1_SDA_USING_GPIO38
+                                depends on BSP_USING_BL808
+                                bool "GPIO_38"
+                            config I2C1_SDA_USING_GPIO40
+                                depends on BSP_USING_BL808
+                                bool "GPIO_40"
+                            config I2C1_SDA_USING_GPIO42
+                                depends on BSP_USING_BL808
+                                bool "GPIO_42"
+                            config I2C1_SDA_USING_GPIO44
+                                depends on BSP_USING_BL808
+                                bool "GPIO_44"
+                        endchoice
 
-                choice
-                    prompt "I2C1 SDA"
-                    default I2C1_SDA_USING_GPIO1
+                        choice
+                            prompt "I2C1 SDA"
+                            default I2C1_SDA_USING_GPIO1
 
-                    config I2C1_SDA_USING_GPIO1
-                        bool "GPIO_1"
-                    config I2C1_SDA_USING_GPIO3
-                        bool "GPIO_3"
-                    config I2C1_SDA_USING_GPIO5
-                        bool "GPIO_5"
-                    config I2C1_SDA_USING_GPIO7
-                        bool "GPIO_7"
-                    config I2C1_SDA_USING_GPIO9
-                        bool "GPIO_9"
-                    config I2C1_SDA_USING_GPIO11
-                        bool "GPIO_11"
-                    config I2C1_SDA_USING_GPIO13
-                        bool "GPIO_13"
-                    config I2C1_SDA_USING_GPIO15
-                        bool "GPIO_15"
-                    config I2C1_SDA_USING_GPIO17
-                        bool "GPIO_17"
-                    config I2C1_SDA_USING_GPIO19
-                        bool "GPIO_19"
-                    config I2C1_SDA_USING_GPIO21
-                        bool "GPIO_21"
-                    config I2C1_SDA_USING_GPIO23
-                        bool "GPIO_23"                        
-                    config I2C1_SDA_USING_GPIO25
-                        bool "GPIO_25"
-                    config I2C1_SDA_USING_GPIO27
-                        bool "GPIO_27"
-                    config I2C1_SDA_USING_GPIO29
-                        bool "GPIO_29"
-                    config I2C1_SDA_USING_GPIO31
-                        bool "GPIO_31"
-                    config I2C1_SDA_USING_GPIO33
-                        bool "GPIO_33"
-                    config I2C1_SDA_USING_GPIO35
-                        depends on BSP_USING_BL808
-                        bool "GPIO_35"
-                    config I2C1_SDA_USING_GPIO37
-                        depends on BSP_USING_BL808
-                        bool "GPIO_37"
-                    config I2C1_SDA_USING_GPIO39
-                        depends on BSP_USING_BL808
-                        bool "GPIO_39"
-                    config I2C1_SDA_USING_GPIO41
-                        depends on BSP_USING_BL808
-                        bool "GPIO_41"
-                    config I2C1_SDA_USING_GPIO43
-                        depends on BSP_USING_BL808
-                        bool "GPIO_43"
-                    config I2C1_SDA_USING_GPIO45
-                        depends on BSP_USING_BL808
-                        bool "GPIO_45"
-                endchoice
+                            config I2C1_SDA_USING_GPIO1
+                                bool "GPIO_1"
+                            config I2C1_SDA_USING_GPIO3
+                                bool "GPIO_3"
+                            config I2C1_SDA_USING_GPIO5
+                                bool "GPIO_5"
+                            config I2C1_SDA_USING_GPIO7
+                                bool "GPIO_7"
+                            config I2C1_SDA_USING_GPIO9
+                                bool "GPIO_9"
+                            config I2C1_SDA_USING_GPIO11
+                                bool "GPIO_11"
+                            config I2C1_SDA_USING_GPIO13
+                                bool "GPIO_13"
+                            config I2C1_SDA_USING_GPIO15
+                                bool "GPIO_15"
+                            config I2C1_SDA_USING_GPIO17
+                                bool "GPIO_17"
+                            config I2C1_SDA_USING_GPIO19
+                                bool "GPIO_19"
+                            config I2C1_SDA_USING_GPIO21
+                                bool "GPIO_21"
+                            config I2C1_SDA_USING_GPIO23
+                                bool "GPIO_23"                        
+                            config I2C1_SDA_USING_GPIO25
+                                bool "GPIO_25"
+                            config I2C1_SDA_USING_GPIO27
+                                bool "GPIO_27"
+                            config I2C1_SDA_USING_GPIO29
+                                bool "GPIO_29"
+                            config I2C1_SDA_USING_GPIO31
+                                bool "GPIO_31"
+                            config I2C1_SDA_USING_GPIO33
+                                bool "GPIO_33"
+                            config I2C1_SDA_USING_GPIO35
+                                depends on BSP_USING_BL808
+                                bool "GPIO_35"
+                            config I2C1_SDA_USING_GPIO37
+                                depends on BSP_USING_BL808
+                                bool "GPIO_37"
+                            config I2C1_SDA_USING_GPIO39
+                                depends on BSP_USING_BL808
+                                bool "GPIO_39"
+                            config I2C1_SDA_USING_GPIO41
+                                depends on BSP_USING_BL808
+                                bool "GPIO_41"
+                            config I2C1_SDA_USING_GPIO43
+                                depends on BSP_USING_BL808
+                                bool "GPIO_43"
+                            config I2C1_SDA_USING_GPIO45
+                                depends on BSP_USING_BL808
+                                bool "GPIO_45"
+                        endchoice
 
-                config I2C1_FREQUENCY
-                    int "I2C1 Frequency"
-                    default 400000
+                        config I2C1_FREQUENCY
+                            int "I2C1 Frequency"
+                            default 400000
+                    endif
+                
             endif
+            if !BSP_USING_HW_I2C
+                menuconfig BSP_USING_SOFT_I2C1
+                    bool "Enable I2C1 BUS (software simulation)"
+                    select RT_USING_I2C_BITOPS
+                    select BSP_USING_GPIO
+                    default n
+                    if BSP_USING_SOFT_I2C1
+                        choice 
+                            prompt "I2C1 SCL"
+                            default SOFT_I2C1_SCL_USING_GPIO0
+
+                            config SOFT_I2C1_SCL_USING_GPIO0
+                                bool "GPIO_0"
+                            config SOFT_I2C1_SCL_USING_GPIO2
+                                bool "GPIO_2"
+                            config SOFT_I2C1_SCL_USING_GPIO4
+                                bool "GPIO_4"
+                            config SOFT_I2C1_SCL_USING_GPIO6
+                                bool "GPIO_6"
+                            config SOFT_I2C1_SCL_USING_GPIO8
+                                bool "GPIO_8"
+                            config SOFT_I2C1_SCL_USING_GPIO10
+                                bool "GPIO_10"
+                            config SOFT_I2C1_SCL_USING_GPIO12
+                                bool "GPIO_12"
+                            config SOFT_I2C1_SCL_USING_GPIO14
+                                bool "GPIO_14"
+                            config SOFT_I2C1_SCL_USING_GPIO16
+                                bool "GPIO_16"
+                            config SOFT_I2C1_SCL_USING_GPIO18
+                                bool "GPIO_18"
+                            config SOFT_I2C1_SCL_USING_GPIO20
+                                bool "GPIO_20"
+                            config SOFT_I2C1_SCL_USING_GPIO22
+                                bool "GPIO_22"
+                            config SOFT_I2C1_SCL_USING_GPIO24
+                                bool "GPIO_8"
+                            config SOFT_I2C1_SCL_USING_GPIO26
+                                bool "GPIO_26"
+                            config SOFT_I2C1_SCL_USING_GPIO28
+                                bool "GPIO_28"
+                            config SOFT_I2C1_SCL_USING_GPIO30
+                                bool "GPIO_30"
+                            config SOFT_I2C1_SCL_USING_GPIO32
+                                bool "GPIO_32"
+                            config SOFT_I2C1_SCL_USING_GPIO34
+                                bool "GPIO_34"
+                            config SOFT_I2C1_SDA_USING_GPIO36
+                                depends on BSP_USING_BL808
+                                bool "GPIO_36"
+                            config SOFT_I2C1_SDA_USING_GPIO38
+                                depends on BSP_USING_BL808
+                                bool "GPIO_38"
+                            config SOFT_I2C1_SDA_USING_GPIO40
+                                depends on BSP_USING_BL808
+                                bool "GPIO_40"
+                            config SOFT_I2C1_SDA_USING_GPIO42
+                                depends on BSP_USING_BL808
+                                bool "GPIO_42"
+                            config SOFT_I2C1_SDA_USING_GPIO44
+                                depends on BSP_USING_BL808
+                                bool "GPIO_44"
+                        endchoice
+
+                        choice
+                            prompt "I2C1 SDA"
+                            default SOFT_I2C1_SDA_USING_GPIO1
+
+                            config SOFT_I2C1_SDA_USING_GPIO1
+                                bool "GPIO_1"
+                            config SOFT_I2C1_SDA_USING_GPIO3
+                                bool "GPIO_3"
+                            config SOFT_I2C1_SDA_USING_GPIO5
+                                bool "GPIO_5"
+                            config SOFT_I2C1_SDA_USING_GPIO7
+                                bool "GPIO_7"
+                            config SOFT_I2C1_SDA_USING_GPIO9
+                                bool "GPIO_9"
+                            config SOFT_I2C1_SDA_USING_GPIO11
+                                bool "GPIO_11"
+                            config SOFT_I2C1_SDA_USING_GPIO13
+                                bool "GPIO_13"
+                            config SOFT_I2C1_SDA_USING_GPIO15
+                                bool "GPIO_15"
+                            config SOFT_I2C1_SDA_USING_GPIO17
+                                bool "GPIO_17"
+                            config SOFT_I2C1_SDA_USING_GPIO19
+                                bool "GPIO_19"
+                            config SOFT_I2C1_SDA_USING_GPIO21
+                                bool "GPIO_21"
+                            config SOFT_I2C1_SDA_USING_GPIO23
+                                bool "GPIO_23"                        
+                            config SOFT_I2C1_SDA_USING_GPIO25
+                                bool "GPIO_25"
+                            config SOFT_I2C1_SDA_USING_GPIO27
+                                bool "GPIO_27"
+                            config SOFT_I2C1_SDA_USING_GPIO29
+                                bool "GPIO_29"
+                            config SOFT_I2C1_SDA_USING_GPIO31
+                                bool "GPIO_31"
+                            config SOFT_I2C1_SDA_USING_GPIO33
+                                bool "GPIO_33"
+                            config SOFT_I2C1_SDA_USING_GPIO35
+                                depends on BSP_USING_BL808
+                                bool "GPIO_35"
+                            config SOFT_I2C1_SDA_USING_GPIO37
+                                depends on BSP_USING_BL808
+                                bool "GPIO_37"
+                            config SOFT_I2C1_SDA_USING_GPIO39
+                                depends on BSP_USING_BL808
+                                bool "GPIO_39"
+                            config SOFT_I2C1_SDA_USING_GPIO41
+                                depends on BSP_USING_BL808
+                                bool "GPIO_41"
+                            config SOFT_I2C1_SDA_USING_GPIO43
+                                depends on BSP_USING_BL808
+                                bool "GPIO_43"
+                            config SOFT_I2C1_SDA_USING_GPIO45
+                                depends on BSP_USING_BL808
+                                bool "GPIO_45"
+                        endchoice
+                    endif
+                endif
         endif
 
     menuconfig BSP_USING_SPI
@@ -1290,4 +1415,3 @@ menu "General Drivers Configuration"
                 default n
         endif
 endmenu
-

bsp/bouffalo_lab/libraries/rt_drivers/SConscript

@@ -9,9 +9,12 @@ CPPPATH = [cwd]
 if GetDepend('BSP_USING_GPIO'):
     src += ['drv_gpio.c']
 
-if  GetDepend('BSP_USING_I2C'):
+if  GetDepend('BSP_USING_HW_I2C'):
     src += ['drv_i2c.c']
 
+if  GetDepend('BSP_USING_SOFT_I2C1'):
+    src += ['drv_soft_i2c.c']
+
 if  GetDepend('BSP_USING_ADC'):
     src += ['drv_adc.c']
 

bsp/bouffalo_lab/libraries/rt_drivers/drv_gpio.c

@@ -12,7 +12,7 @@
 #include "drv_gpio.h"
 #include <stdbool.h>
 
-#ifdef BSP_USING_PIN
+#ifdef BSP_USING_GPIO
 
 #define DBG_TAG              "drv.gpio"
 #define DBG_LVL               DBG_INFO
@@ -227,4 +227,4 @@ int rt_hw_pin_init(void)
 }
 INIT_BOARD_EXPORT(rt_hw_pin_init);
 
-#endif /*BSP_USING_PIN */
+#endif /*BSP_USING_GPIO */

bsp/bouffalo_lab/libraries/rt_drivers/drv_soft_i2c.c

@@ -12,45 +12,112 @@
 #include "bflb_gpio.h"
 #include "bflb_common.h"
 
-#ifdef BSP_USING_I2C
+#ifdef BSP_USING_SOFT_I2C1
 
 #define DBG_LEVEL   DBG_LOG
 #include <rtdbg.h>
 #define LOG_TAG "DRV.I2C"
 
-#if !defined(BSP_USING_I2C1) && !defined(BSP_USING_I2C2)
-#error "Please define at least one BSP_USING_I2Cx"
-/* this driver can be disabled at menuconfig -> RT-Thread Components -> Device Drivers */
-#endif
-
-// uart1
-#ifdef I2C1_SCL_USING_GPIO0
+// i2c1
+#ifdef SOFT_I2C1_SCL_USING_GPIO0
 #define BSP_I2C1_SCL_PIN           GPIO_PIN_0
-#elif defined(I2C1_SCL_USING_GPIO4)
+#elif defined(SOFT_I2C1_SCL_USING_GPIO2)
+#define BSP_I2C1_SCL_PIN           GPIO_PIN_2
+#elif defined(SOFT_I2C1_SCL_USING_GPIO4)
 #define BSP_I2C1_SCL_PIN           GPIO_PIN_4
-#elif defined(I2C1_SCL_USING_GPIO8)
+#elif defined(SOFT_I2C1_SCL_USING_GPIO6)
+#define BSP_I2C1_SCL_PIN           GPIO_PIN_6
+#elif defined(SOFT_I2C1_SCL_USING_GPIO8)
 #define BSP_I2C1_SCL_PIN           GPIO_PIN_8
-#elif defined(I2C1_SCL_USING_GPIO10)
+#elif defined(SOFT_I2C1_SCL_USING_GPIO10)
 #define BSP_I2C1_SCL_PIN           GPIO_PIN_10
-#elif defined(I2C1_SCL_USING_GPIO20)
+#elif defined(SOFT_I2C1_SCL_USING_GPIO12)
+#define BSP_I2C1_SCL_PIN           GPIO_PIN_12
+#elif defined(SOFT_I2C1_SCL_USING_GPIO14)
+#define BSP_I2C1_SCL_PIN           GPIO_PIN_14
+#elif defined(SOFT_I2C1_SCL_USING_GPIO16)
+#define BSP_I2C1_SCL_PIN           GPIO_PIN_16
+#elif defined(SOFT_I2C1_SCL_USING_GPIO18)
+#define BSP_I2C1_SCL_PIN           GPIO_PIN_18
+#elif defined(SOFT_I2C1_SCL_USING_GPIO20)
 #define BSP_I2C1_SCL_PIN           GPIO_PIN_20
+#elif defined(SOFT_I2C1_SCL_USING_GPIO22)
+#define BSP_I2C1_SCL_PIN           GPIO_PIN_22
+#elif defined(SOFT_I2C1_SCL_USING_GPIO24)
+#define BSP_I2C1_SCL_PIN           GPIO_PIN_24
+#elif defined(SOFT_I2C1_SCL_USING_GPIO26)
+#define BSP_I2C1_SCL_PIN           GPIO_PIN_26
+#elif defined(SOFT_I2C1_SCL_USING_GPIO28)
+#define BSP_I2C1_SCL_PIN           GPIO_PIN_28
+#elif defined(SOFT_I2C1_SCL_USING_GPIO30)
+#define BSP_I2C1_SCL_PIN           GPIO_PIN_30
+#elif defined(SOFT_I2C1_SCL_USING_GPIO32)
+#define BSP_I2C1_SCL_PIN           GPIO_PIN_32
+#elif defined(SOFT_I2C1_SCL_USING_GPIO34)
+#define BSP_I2C1_SCL_PIN           GPIO_PIN_34
+#elif defined(SOFT_I2C1_SCL_USING_GPIO36)
+#define BSP_I2C1_SCL_PIN           GPIO_PIN_36
+#elif defined(SOFT_I2C1_SCL_USING_GPIO38)
+#define BSP_I2C1_SCL_PIN           GPIO_PIN_38
+#elif defined(SOFT_I2C1_SCL_USING_GPIO40)
+#define BSP_I2C1_SCL_PIN           GPIO_PIN_40
+#elif defined(SOFT_I2C1_SCL_USING_GPIO42)
+#define BSP_I2C1_SCL_PIN           GPIO_PIN_42
+#elif defined(SOFT_I2C1_SCL_USING_GPIO44)
+#define BSP_I2C1_SCL_PIN           GPIO_PIN_44
 #endif
 
-#ifdef I2C1_SDA_USING_GPIO1
+#ifdef SOFT_I2C1_SDA_USING_GPIO1
 #define BSP_I2C1_SDA_PIN           GPIO_PIN_1
-#elif defined(I2C1_SDA_USING_GPIO3)
+#elif defined(SOFT_I2C1_SDA_USING_GPIO3)
 #define BSP_I2C1_SDA_PIN           GPIO_PIN_3
-#elif defined(I2C1_SDA_USING_GPIO7)
+#elif defined(SOFT_I2C1_SDA_USING_GPIO5)
+#define BSP_I2C1_SDA_PIN           GPIO_PIN_5
+#elif defined(SOFT_I2C1_SDA_USING_GPIO7)
 #define BSP_I2C1_SDA_PIN           GPIO_PIN_7
-#elif defined(I2C1_SDA_USING_GPIO11)
+#elif defined(SOFT_I2C1_SDA_USING_GPIO9)
+#define BSP_I2C1_SDA_PIN           GPIO_PIN_9
+#elif defined(SOFT_I2C1_SDA_USING_GPIO11)
 #define BSP_I2C1_SDA_PIN           GPIO_PIN_11
-#elif defined(I2C1_SDA_USING_GPIO21)
+#elif defined(SOFT_I2C1_SDA_USING_GPIO13)
+#define BSP_I2C1_SDA_PIN           GPIO_PIN_13
+#elif defined(SOFT_I2C1_SDA_USING_GPIO15)
+#define BSP_I2C1_SDA_PIN           GPIO_PIN_15
+#elif defined(SOFT_I2C1_SDA_USING_GPIO17)
+#define BSP_I2C1_SDA_PIN           GPIO_PIN_17
+#elif defined(SOFT_I2C1_SDA_USING_GPIO19)
+#define BSP_I2C1_SDA_PIN           GPIO_PIN_19
+#elif defined(SOFT_I2C1_SDA_USING_GPIO21)
 #define BSP_I2C1_SDA_PIN           GPIO_PIN_21
+#elif defined(SOFT_I2C1_SDA_USING_GPIO23)
+#define BSP_I2C1_SDA_PIN           GPIO_PIN_23
+#elif defined(SOFT_I2C1_SDA_USING_GPIO25)
+#define BSP_I2C1_SDA_PIN           GPIO_PIN_25
+#elif defined(SOFT_I2C1_SDA_USING_GPIO27)
+#define BSP_I2C1_SDA_PIN           GPIO_PIN_27
+#elif defined(SOFT_I2C1_SDA_USING_GPIO29)
+#define BSP_I2C1_SDA_PIN           GPIO_PIN_29
+#elif defined(SOFT_I2C1_SDA_USING_GPIO31)
+#define BSP_I2C1_SDA_PIN           GPIO_PIN_31
+#elif defined(SOFT_I2C1_SDA_USING_GPIO33)
+#define BSP_I2C1_SDA_PIN           GPIO_PIN_33
+#elif defined(SOFT_I2C1_SDA_USING_GPIO35)
+#define BSP_I2C1_SDA_PIN           GPIO_PIN_35
+#elif defined(SOFT_I2C1_SDA_USING_GPIO37)
+#define BSP_I2C1_SDA_PIN           GPIO_PIN_37
+#elif defined(SOFT_I2C1_SDA_USING_GPIO39)
+#define BSP_I2C1_SDA_PIN           GPIO_PIN_39
+#elif defined(SOFT_I2C1_SDA_USING_GPIO41)
+#define BSP_I2C1_SDA_PIN           GPIO_PIN_41
+#elif defined(SOFT_I2C1_SDA_USING_GPIO43)
+#define BSP_I2C1_SDA_PIN           GPIO_PIN_43
+#elif defined(SOFT_I2C1_SDA_USING_GPIO45)
+#define BSP_I2C1_SDA_PIN           GPIO_PIN_45
 #endif
 
 static const struct bl_soft_i2c_config soft_i2c_config[] =
 {
-#ifdef BSP_USING_I2C1
+#ifdef BSP_USING_SOFT_I2C1
     I2C1_BUS_CONFIG,
 #endif
 };
@@ -140,7 +207,7 @@ static rt_int32_t bl_get_scl(void *data)
  */
 static void bl_udelay(rt_uint32_t us)
 {
-    arch_delay_us(us);
+    bflb_mtimer_delay_us(us);
 }
 
 static const struct rt_i2c_bit_ops bl_bit_ops_default =
@@ -209,4 +276,4 @@ int rt_hw_i2c_init(void)
 }
 INIT_BOARD_EXPORT(rt_hw_i2c_init);
 
-#endif /* BSP_USING_I2C */
+#endif /* BSP_USING_SOFT_I2C1 */

bsp/bouffalo_lab/libraries/rt_drivers/drv_soft_i2c.h

@@ -30,7 +30,7 @@ struct bl_soft_i2c_config
     const char *bus_name;
 };
 
-#ifdef BSP_USING_I2C1
+#ifdef BSP_USING_SOFT_I2C1
 #define I2C1_BUS_CONFIG                                  \
     {                                                    \
         .scl = BSP_I2C1_SCL_PIN,                         \