[bsp/max32660] add the driver of i2c

bsp/maxim/MAX32660_EVSYS/.config

@@ -14,7 +14,7 @@ CONFIG_RT_ALIGN_SIZE=4
 CONFIG_RT_THREAD_PRIORITY_32=y
 # CONFIG_RT_THREAD_PRIORITY_256 is not set
 CONFIG_RT_THREAD_PRIORITY_MAX=32
-CONFIG_RT_TICK_PER_SECOND=100
+CONFIG_RT_TICK_PER_SECOND=1000
 CONFIG_RT_USING_OVERFLOW_CHECK=y
 CONFIG_RT_USING_HOOK=y
 CONFIG_RT_USING_IDLE_HOOK=y
@@ -120,7 +120,9 @@ CONFIG_RT_SERIAL_RB_BUFSZ=64
 # CONFIG_RT_USING_CAN is not set
 # CONFIG_RT_USING_HWTIMER is not set
 # CONFIG_RT_USING_CPUTIME is not set
-# CONFIG_RT_USING_I2C is not set
+CONFIG_RT_USING_I2C=y
+# CONFIG_RT_I2C_DEBUG is not set
+# CONFIG_RT_USING_I2C_BITOPS is not set
 # CONFIG_RT_USING_PHY is not set
 CONFIG_RT_USING_PIN=y
 # CONFIG_RT_USING_ADC is not set
@@ -272,6 +274,7 @@ CONFIG_RT_USING_PIN=y
 # CONFIG_PKG_USING_PDULIB is not set
 # CONFIG_PKG_USING_BTSTACK is not set
 # CONFIG_PKG_USING_LORAWAN_ED_STACK is not set
+# CONFIG_PKG_USING_WAYZ_IOTKIT is not set
 
 #
 # security packages
@@ -300,6 +303,7 @@ CONFIG_RT_USING_PIN=y
 # CONFIG_PKG_USING_HELIX is not set
 # CONFIG_PKG_USING_AZUREGUIX is not set
 # CONFIG_PKG_USING_TOUCHGFX2RTT is not set
+# CONFIG_PKG_USING_LVGL is not set
 
 #
 # tools packages
@@ -311,6 +315,8 @@ CONFIG_RT_USING_PIN=y
 # CONFIG_PKG_USING_RDB is not set
 # CONFIG_PKG_USING_QRCODE is not set
 # CONFIG_PKG_USING_ULOG_EASYFLASH is not set
+# CONFIG_PKG_USING_ULOG_FILE is not set
+# CONFIG_PKG_USING_LOGMGR is not set
 # CONFIG_PKG_USING_ADBD is not set
 # CONFIG_PKG_USING_COREMARK is not set
 # CONFIG_PKG_USING_DHRYSTONE is not set
@@ -324,6 +330,16 @@ CONFIG_RT_USING_PIN=y
 # CONFIG_PKG_USING_UMCN is not set
 # CONFIG_PKG_USING_LWRB2RTT is not set
 # CONFIG_PKG_USING_CPU_USAGE is not set
+# CONFIG_PKG_USING_GBK2UTF8 is not set
+# CONFIG_PKG_USING_VCONSOLE is not set
+# CONFIG_PKG_USING_KDB is not set
+# CONFIG_PKG_USING_WAMR is not set
+# CONFIG_PKG_USING_MICRO_XRCE_DDS_CLIENT is not set
+# CONFIG_PKG_USING_LWLOG is not set
+# CONFIG_PKG_USING_ANV_TRACE is not set
+# CONFIG_PKG_USING_ANV_MEMLEAK is not set
+# CONFIG_PKG_USING_ANV_TESTSUIT is not set
+# CONFIG_PKG_USING_ANV_BENCH is not set
 
 #
 # system packages
@@ -361,6 +377,13 @@ CONFIG_RT_USING_PIN=y
 # CONFIG_PKG_USING_UC_COMMON is not set
 # CONFIG_PKG_USING_UC_MODBUS is not set
 # CONFIG_PKG_USING_PPOOL is not set
+# CONFIG_PKG_USING_OPENAMP is not set
+# CONFIG_PKG_USING_RT_KPRINTF_THREADSAFE is not set
+# CONFIG_PKG_USING_RT_MEMCPY_CM is not set
+# CONFIG_PKG_USING_QFPLIB_M0_FULL is not set
+# CONFIG_PKG_USING_QFPLIB_M0_TINY is not set
+# CONFIG_PKG_USING_QFPLIB_M3 is not set
+# CONFIG_PKG_USING_LPM is not set
 
 #
 # peripheral libraries and drivers
@@ -369,6 +392,7 @@ CONFIG_RT_USING_PIN=y
 # CONFIG_PKG_USING_REALTEK_AMEBA is not set
 # CONFIG_PKG_USING_SHT2X is not set
 # CONFIG_PKG_USING_SHT3X is not set
+# CONFIG_PKG_USING_AS7341 is not set
 # CONFIG_PKG_USING_STM32_SDIO is not set
 # CONFIG_PKG_USING_ICM20608 is not set
 # CONFIG_PKG_USING_U8G2 is not set
@@ -418,7 +442,10 @@ CONFIG_RT_USING_PIN=y
 # CONFIG_PKG_USING_SSD1306 is not set
 # CONFIG_PKG_USING_QKEY is not set
 # CONFIG_PKG_USING_RS485 is not set
-# CONFIG_PKG_USING_BSAL is not set
+# CONFIG_PKG_USING_NES is not set
+# CONFIG_PKG_USING_VIRTUAL_SENSOR is not set
+# CONFIG_PKG_USING_VDEVICE is not set
+# CONFIG_PKG_USING_SGM706 is not set
 
 #
 # miscellaneous packages
@@ -468,6 +495,9 @@ CONFIG_RT_USING_PIN=y
 # CONFIG_PKG_USING_TETRIS is not set
 # CONFIG_PKG_USING_LWGPS is not set
 # CONFIG_PKG_USING_TENSORFLOWLITEMICRO is not set
+# CONFIG_PKG_USING_STATE_MACHINE is not set
+# CONFIG_PKG_USING_MCURSES is not set
+# CONFIG_PKG_USING_COWSAY is not set
 
 #
 # Hardware Drivers Config
@@ -485,3 +515,4 @@ CONFIG_BSP_USING_UART1=y
 # CONFIG_BSP_UART1_RX_USING_DMA is not set
 # CONFIG_BSP_USING_SPI is not set
 # CONFIG_BSP_USING_ON_CHIP_FLASH is not set
+# CONFIG_BSP_USING_I2C is not set

bsp/maxim/MAX32660_EVSYS/board/Kconfig

@@ -66,6 +66,22 @@ menu "On-chip Peripheral Drivers"
         select PKG_USING_FAL
         bool "Enable on-chip FLASH"
         default n
+    config BSP_USING_I2C
+        bool "Enable I2C"
+        select RT_USING_I2C
+        default n
+
+        if BSP_USING_I2C
+            config BSP_USING_I2C0
+                bool "Enable I2C0 bus [SCL P0.8; SDA P0.9]"
+                default y
+            
+            config BSP_USING_I2C1
+                bool "Enable I2C1 bus [SCL P0.2; SDA P0.3]"
+                default n
+        endif
+            
+            
         
 endmenu
 

bsp/maxim/MAX32660_EVSYS/project.uvoptx

@@ -73,7 +73,7 @@
         <LExpSel>0</LExpSel>
       </OPTXL>
       <OPTFL>
-        <tvExp>1</tvExp>
+        <tvExp>0</tvExp>
         <tvExpOptDlg>0</tvExpOptDlg>
         <IsCurrentTarget>1</IsCurrentTarget>
       </OPTFL>
@@ -117,26 +117,6 @@
         <pMon>BIN\CMSIS_AGDI.dll</pMon>
       </DebugOpt>
       <TargetDriverDllRegistry>
-        <SetRegEntry>
-          <Number>0</Number>
-          <Key>ARMRTXEVENTFLAGS</Key>
-          <Name>-L70 -Z18 -C0 -M0 -T1</Name>
-        </SetRegEntry>
-        <SetRegEntry>
-          <Number>0</Number>
-          <Key>DLGTARM</Key>
-          <Name>(1010=-1,-1,-1,-1,0)(1007=-1,-1,-1,-1,0)(1008=-1,-1,-1,-1,0)(1009=-1,-1,-1,-1,0)</Name>
-        </SetRegEntry>
-        <SetRegEntry>
-          <Number>0</Number>
-          <Key>ARMDBGFLAGS</Key>
-          <Name></Name>
-        </SetRegEntry>
-        <SetRegEntry>
-          <Number>0</Number>
-          <Key>DLGUARM</Key>
-          <Name></Name>
-        </SetRegEntry>
         <SetRegEntry>
           <Number>0</Number>
           <Key>CMSIS_AGDI</Key>
@@ -155,12 +135,12 @@
       <DebugFlag>
         <trace>0</trace>
         <periodic>0</periodic>
-        <aLwin>1</aLwin>
+        <aLwin>0</aLwin>
         <aCover>0</aCover>
         <aSer1>0</aSer1>
         <aSer2>0</aSer2>
         <aPa>0</aPa>
-        <viewmode>1</viewmode>
+        <viewmode>0</viewmode>
         <vrSel>0</vrSel>
         <aSym>0</aSym>
         <aTbox>0</aTbox>
@@ -203,7 +183,7 @@
 
   <Group>
     <GroupName>Applications</GroupName>
-    <tvExp>1</tvExp>
+    <tvExp>0</tvExp>
     <tvExpOptDlg>0</tvExpOptDlg>
     <cbSel>0</cbSel>
     <RteFlg>0</RteFlg>
@@ -223,7 +203,7 @@
 
   <Group>
     <GroupName>CPU</GroupName>
-    <tvExp>1</tvExp>
+    <tvExp>0</tvExp>
     <tvExpOptDlg>0</tvExpOptDlg>
     <cbSel>0</cbSel>
     <RteFlg>0</RteFlg>
@@ -291,7 +271,7 @@
 
   <Group>
     <GroupName>DeviceDrivers</GroupName>
-    <tvExp>1</tvExp>
+    <tvExp>0</tvExp>
     <tvExpOptDlg>0</tvExpOptDlg>
     <cbSel>0</cbSel>
     <RteFlg>0</RteFlg>
@@ -302,6 +282,30 @@
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
       <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\components\drivers\i2c\i2c_core.c</PathWithFileName>
+      <FilenameWithoutPath>i2c_core.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>8</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\..\..\components\drivers\i2c\i2c_dev.c</PathWithFileName>
+      <FilenameWithoutPath>i2c_dev.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
+    <File>
+      <GroupNumber>3</GroupNumber>
+      <FileNumber>9</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
       <PathWithFileName>..\..\..\components\drivers\misc\pin.c</PathWithFileName>
       <FilenameWithoutPath>pin.c</FilenameWithoutPath>
       <RteFlg>0</RteFlg>
@@ -309,7 +313,7 @@
     </File>
     <File>
       <GroupNumber>3</GroupNumber>
-      <FileNumber>8</FileNumber>
+      <FileNumber>10</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -321,7 +325,7 @@
     </File>
     <File>
       <GroupNumber>3</GroupNumber>
-      <FileNumber>9</FileNumber>
+      <FileNumber>11</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -333,7 +337,7 @@
     </File>
     <File>
       <GroupNumber>3</GroupNumber>
-      <FileNumber>10</FileNumber>
+      <FileNumber>12</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -345,7 +349,7 @@
     </File>
     <File>
       <GroupNumber>3</GroupNumber>
-      <FileNumber>11</FileNumber>
+      <FileNumber>13</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -357,7 +361,7 @@
     </File>
     <File>
       <GroupNumber>3</GroupNumber>
-      <FileNumber>12</FileNumber>
+      <FileNumber>14</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -369,7 +373,7 @@
     </File>
     <File>
       <GroupNumber>3</GroupNumber>
-      <FileNumber>13</FileNumber>
+      <FileNumber>15</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -381,7 +385,7 @@
     </File>
     <File>
       <GroupNumber>3</GroupNumber>
-      <FileNumber>14</FileNumber>
+      <FileNumber>16</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -393,7 +397,7 @@
     </File>
     <File>
       <GroupNumber>3</GroupNumber>
-      <FileNumber>15</FileNumber>
+      <FileNumber>17</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -407,13 +411,13 @@
 
   <Group>
     <GroupName>Drivers</GroupName>
-    <tvExp>1</tvExp>
+    <tvExp>0</tvExp>
     <tvExpOptDlg>0</tvExpOptDlg>
     <cbSel>0</cbSel>
     <RteFlg>0</RteFlg>
     <File>
       <GroupNumber>4</GroupNumber>
-      <FileNumber>16</FileNumber>
+      <FileNumber>18</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -425,7 +429,7 @@
     </File>
     <File>
       <GroupNumber>4</GroupNumber>
-      <FileNumber>17</FileNumber>
+      <FileNumber>19</FileNumber>
       <FileType>2</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -437,7 +441,7 @@
     </File>
     <File>
       <GroupNumber>4</GroupNumber>
-      <FileNumber>18</FileNumber>
+      <FileNumber>20</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -449,7 +453,7 @@
     </File>
     <File>
       <GroupNumber>4</GroupNumber>
-      <FileNumber>19</FileNumber>
+      <FileNumber>21</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -459,17 +463,29 @@
       <RteFlg>0</RteFlg>
       <bShared>0</bShared>
     </File>
+    <File>
+      <GroupNumber>4</GroupNumber>
+      <FileNumber>22</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\libraries\HAL_Drivers\drv_i2c.c</PathWithFileName>
+      <FilenameWithoutPath>drv_i2c.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
   </Group>
 
   <Group>
     <GroupName>finsh</GroupName>
-    <tvExp>1</tvExp>
+    <tvExp>0</tvExp>
     <tvExpOptDlg>0</tvExpOptDlg>
     <cbSel>0</cbSel>
     <RteFlg>0</RteFlg>
     <File>
       <GroupNumber>5</GroupNumber>
-      <FileNumber>20</FileNumber>
+      <FileNumber>23</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -481,7 +497,7 @@
     </File>
     <File>
       <GroupNumber>5</GroupNumber>
-      <FileNumber>21</FileNumber>
+      <FileNumber>24</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -493,7 +509,7 @@
     </File>
     <File>
       <GroupNumber>5</GroupNumber>
-      <FileNumber>22</FileNumber>
+      <FileNumber>25</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -507,13 +523,13 @@
 
   <Group>
     <GroupName>Kernel</GroupName>
-    <tvExp>1</tvExp>
+    <tvExp>0</tvExp>
     <tvExpOptDlg>0</tvExpOptDlg>
     <cbSel>0</cbSel>
     <RteFlg>0</RteFlg>
     <File>
       <GroupNumber>6</GroupNumber>
-      <FileNumber>23</FileNumber>
+      <FileNumber>26</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -525,7 +541,7 @@
     </File>
     <File>
       <GroupNumber>6</GroupNumber>
-      <FileNumber>24</FileNumber>
+      <FileNumber>27</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -537,7 +553,7 @@
     </File>
     <File>
       <GroupNumber>6</GroupNumber>
-      <FileNumber>25</FileNumber>
+      <FileNumber>28</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -549,7 +565,7 @@
     </File>
     <File>
       <GroupNumber>6</GroupNumber>
-      <FileNumber>26</FileNumber>
+      <FileNumber>29</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -561,7 +577,7 @@
     </File>
     <File>
       <GroupNumber>6</GroupNumber>
-      <FileNumber>27</FileNumber>
+      <FileNumber>30</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -573,7 +589,7 @@
     </File>
     <File>
       <GroupNumber>6</GroupNumber>
-      <FileNumber>28</FileNumber>
+      <FileNumber>31</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -585,7 +601,7 @@
     </File>
     <File>
       <GroupNumber>6</GroupNumber>
-      <FileNumber>29</FileNumber>
+      <FileNumber>32</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -597,7 +613,7 @@
     </File>
     <File>
       <GroupNumber>6</GroupNumber>
-      <FileNumber>30</FileNumber>
+      <FileNumber>33</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -609,7 +625,7 @@
     </File>
     <File>
       <GroupNumber>6</GroupNumber>
-      <FileNumber>31</FileNumber>
+      <FileNumber>34</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -621,7 +637,7 @@
     </File>
     <File>
       <GroupNumber>6</GroupNumber>
-      <FileNumber>32</FileNumber>
+      <FileNumber>35</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -633,7 +649,7 @@
     </File>
     <File>
       <GroupNumber>6</GroupNumber>
-      <FileNumber>33</FileNumber>
+      <FileNumber>36</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -645,7 +661,7 @@
     </File>
     <File>
       <GroupNumber>6</GroupNumber>
-      <FileNumber>34</FileNumber>
+      <FileNumber>37</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -657,7 +673,7 @@
     </File>
     <File>
       <GroupNumber>6</GroupNumber>
-      <FileNumber>35</FileNumber>
+      <FileNumber>38</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -677,7 +693,7 @@
     <RteFlg>0</RteFlg>
     <File>
       <GroupNumber>7</GroupNumber>
-      <FileNumber>36</FileNumber>
+      <FileNumber>39</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -689,7 +705,7 @@
     </File>
     <File>
       <GroupNumber>7</GroupNumber>
-      <FileNumber>37</FileNumber>
+      <FileNumber>40</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -701,7 +717,7 @@
     </File>
     <File>
       <GroupNumber>7</GroupNumber>
-      <FileNumber>38</FileNumber>
+      <FileNumber>41</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -713,7 +729,7 @@
     </File>
     <File>
       <GroupNumber>7</GroupNumber>
-      <FileNumber>39</FileNumber>
+      <FileNumber>42</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -725,7 +741,7 @@
     </File>
     <File>
       <GroupNumber>7</GroupNumber>
-      <FileNumber>40</FileNumber>
+      <FileNumber>43</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -737,7 +753,7 @@
     </File>
     <File>
       <GroupNumber>7</GroupNumber>
-      <FileNumber>41</FileNumber>
+      <FileNumber>44</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -749,7 +765,7 @@
     </File>
     <File>
       <GroupNumber>7</GroupNumber>
-      <FileNumber>42</FileNumber>
+      <FileNumber>45</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -761,7 +777,7 @@
     </File>
     <File>
       <GroupNumber>7</GroupNumber>
-      <FileNumber>43</FileNumber>
+      <FileNumber>46</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -773,7 +789,7 @@
     </File>
     <File>
       <GroupNumber>7</GroupNumber>
-      <FileNumber>44</FileNumber>
+      <FileNumber>47</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -785,7 +801,7 @@
     </File>
     <File>
       <GroupNumber>7</GroupNumber>
-      <FileNumber>45</FileNumber>
+      <FileNumber>48</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -797,7 +813,7 @@
     </File>
     <File>
       <GroupNumber>7</GroupNumber>
-      <FileNumber>46</FileNumber>
+      <FileNumber>49</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -809,7 +825,7 @@
     </File>
     <File>
       <GroupNumber>7</GroupNumber>
-      <FileNumber>47</FileNumber>
+      <FileNumber>50</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -821,7 +837,7 @@
     </File>
     <File>
       <GroupNumber>7</GroupNumber>
-      <FileNumber>48</FileNumber>
+      <FileNumber>51</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -833,7 +849,7 @@
     </File>
     <File>
       <GroupNumber>7</GroupNumber>
-      <FileNumber>49</FileNumber>
+      <FileNumber>52</FileNumber>
       <FileType>1</FileType>
       <tvExp>0</tvExp>
       <tvExpOptDlg>0</tvExpOptDlg>
@@ -843,6 +859,18 @@
       <RteFlg>0</RteFlg>
       <bShared>0</bShared>
     </File>
+    <File>
+      <GroupNumber>7</GroupNumber>
+      <FileNumber>53</FileNumber>
+      <FileType>1</FileType>
+      <tvExp>0</tvExp>
+      <tvExpOptDlg>0</tvExpOptDlg>
+      <bDave2>0</bDave2>
+      <PathWithFileName>..\libraries\MAX32660PeriphDriver\Source\i2c.c</PathWithFileName>
+      <FilenameWithoutPath>i2c.c</FilenameWithoutPath>
+      <RteFlg>0</RteFlg>
+      <bShared>0</bShared>
+    </File>
   </Group>
 
 </ProjectOpt>

bsp/maxim/MAX32660_EVSYS/project.uvprojx

@@ -185,6 +185,7 @@
             <uocXRam>0</uocXRam>
             <RvdsVP>2</RvdsVP>
             <RvdsMve>0</RvdsMve>
+            <RvdsCdeCp>0</RvdsCdeCp>
             <hadIRAM2>0</hadIRAM2>
             <hadIROM2>0</hadIROM2>
             <StupSel>8</StupSel>
@@ -338,7 +339,7 @@
               <MiscControls></MiscControls>
               <Define>TARGET=32660, TARGET_REV=0x4131, __RTTHREAD__</Define>
               <Undefine></Undefine>
-              <IncludePath>applications;.;..\..\..\libcpu\arm\common;..\..\..\libcpu\arm\cortex-m4;..\..\..\components\drivers\include;..\..\..\components\drivers\include;..\..\..\components\drivers\include;board;..\libraries\HAL_Drivers;..\..\..\components\finsh;.;..\..\..\include;..\libraries\MAX32660PeriphDriver\CMSIS\Device\Maxim\MAX32660\Include;..\libraries\MAX32660PeriphDriver\CMSIS\Core\Include;..\libraries\MAX32660PeriphDriver\Include</IncludePath>
+              <IncludePath>applications;.;..\..\..\libcpu\arm\common;..\..\..\libcpu\arm\cortex-m4;..\..\..\components\drivers\include;..\..\..\components\drivers\include;..\..\..\components\drivers\include;..\..\..\components\drivers\include;board;..\libraries\HAL_Drivers;..\..\..\components\finsh;.;..\..\..\include;..\libraries\MAX32660PeriphDriver\CMSIS\Device\Maxim\MAX32660\Include;..\libraries\MAX32660PeriphDriver\CMSIS\Core\Include;..\libraries\MAX32660PeriphDriver\Include</IncludePath>
             </VariousControls>
           </Cads>
           <Aads>
@@ -351,7 +352,7 @@
             <NoWarn>0</NoWarn>
             <uSurpInc>0</uSurpInc>
             <useXO>0</useXO>
-            <uClangAs>0</uClangAs>
+            <ClangAsOpt>4</ClangAsOpt>
             <VariousControls>
               <MiscControls></MiscControls>
               <Define></Define>
@@ -422,6 +423,16 @@
         <Group>
           <GroupName>DeviceDrivers</GroupName>
           <Files>
+            <File>
+              <FileName>i2c_core.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\components\drivers\i2c\i2c_core.c</FilePath>
+            </File>
+            <File>
+              <FileName>i2c_dev.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\components\drivers\i2c\i2c_dev.c</FilePath>
+            </File>
             <File>
               <FileName>pin.c</FileName>
               <FileType>1</FileType>
@@ -492,6 +503,11 @@
               <FileType>1</FileType>
               <FilePath>..\libraries\HAL_Drivers\drv_uart.c</FilePath>
             </File>
+            <File>
+              <FileName>drv_i2c.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\libraries\HAL_Drivers\drv_i2c.c</FilePath>
+            </File>
           </Files>
         </Group>
         <Group>
@@ -657,6 +673,11 @@
               <FileType>1</FileType>
               <FilePath>..\libraries\MAX32660PeriphDriver\Source\uart.c</FilePath>
             </File>
+            <File>
+              <FileName>i2c.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\libraries\MAX32660PeriphDriver\Source\i2c.c</FilePath>
+            </File>
           </Files>
         </Group>
       </Groups>
@@ -669,4 +690,19 @@
     <files/>
   </RTE>
 
+  <LayerInfo>
+    <Layers>
+      <Layer>
+        <LayName>&lt;Project Info&gt;</LayName>
+        <LayDesc></LayDesc>
+        <LayUrl></LayUrl>
+        <LayKeys></LayKeys>
+        <LayCat></LayCat>
+        <LayLic></LayLic>
+        <LayTarg>0</LayTarg>
+        <LayPrjMark>1</LayPrjMark>
+      </Layer>
+    </Layers>
+  </LayerInfo>
+
 </Project>

bsp/maxim/MAX32660_EVSYS/rtconfig.h

@@ -10,7 +10,7 @@
 #define RT_ALIGN_SIZE 4
 #define RT_THREAD_PRIORITY_32
 #define RT_THREAD_PRIORITY_MAX 32
-#define RT_TICK_PER_SECOND 100
+#define RT_TICK_PER_SECOND 1000
 #define RT_USING_OVERFLOW_CHECK
 #define RT_USING_HOOK
 #define RT_USING_IDLE_HOOK
@@ -79,6 +79,7 @@
 #define RT_USING_SERIAL
 #define RT_SERIAL_USING_DMA
 #define RT_SERIAL_RB_BUFSZ 64
+#define RT_USING_I2C
 #define RT_USING_PIN
 
 /* Using USB */

bsp/maxim/libraries/HAL_Drivers/SConscript

@@ -20,6 +20,9 @@ if GetDepend(['RT_USING_PWM']):
 if GetDepend(['RT_USING_SPI']):
     src += ['drv_spi.c']
 
+if GetDepend(['RT_USING_I2C']):
+    src += ['drv_i2c.c']
+
 if GetDepend(['RT_USING_I2C', 'RT_USING_I2C_BITOPS']):
     src += ['drv_soft_i2c.c']
 

bsp/maxim/libraries/HAL_Drivers/drv_i2c.c

@@ -0,0 +1,182 @@
+/*
+ * Copyright (c) 2006-2020, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2021-02-26     Jackistang   first version
+ *
+ */
+
+#include "drv_i2c.h"
+#include "i2c.h"
+#include <rtdevice.h>
+#include <rtthread.h>
+#include "board.h"
+
+#define RT_USING_I2C
+#define BSP_USING_I2C0
+
+#ifdef RT_USING_I2C
+
+#if !defined(BSP_USING_I2C0) && !defined(BSP_USING_I2C1)
+    #error "Please define at least one BSP_USING_I2Cx"
+    /* this driver can be disabled at menuconfig -> Hardware Drivers Config -> On-chip Peripheral Drivers -> Enable I2C */
+#endif
+
+#define DBG_LEVEL   DBG_LOG
+#include <rtdbg.h>
+#define LOG_TAG                "drv.i2c"
+
+/* mxc config class */
+struct mxc_i2c_config
+{
+    const char *name;
+    mxc_i2c_regs_t *i2c_periph;
+    i2c_speed_t speed;
+    IRQn_Type irq_type;
+};
+
+struct mxc_i2c
+{
+    struct rt_i2c_bus_device bus;
+    struct mxc_i2c_config *config;
+};
+
+static struct mxc_i2c_config i2c_config[] =
+{
+#ifdef BSP_USING_I2C0
+    {
+        .name       = "i2c0",
+        .i2c_periph = MXC_I2C_GET_I2C(0),
+        .irq_type   = MXC_I2C_GET_IRQ(0),
+        .speed      = I2C_STD_MODE,
+        /*I2C_STD_MODE: 100KHz, I2C_FAST_MODE: 400KHz, I2C_FASTPLUS_MODE: 1MHz, I2C_HS_MODE: 3.4MHz */
+    },
+#endif
+#ifdef BSP_USING_I2C1
+    {
+        .name       = "i2c1",
+        .i2c_periph = MXC_I2C_GET_I2C(1),
+        .irq_type   = MXC_I2C_GET_IRQ(1),
+        .speed      = I2C_STD_MODE,
+        /*I2C_STD_MODE: 100KHz, I2C_FAST_MODE: 400KHz, I2C_FASTPLUS_MODE: 1MHz, I2C_HS_MODE: 3.4MHz */
+    },
+#endif
+};
+
+static struct mxc_i2c i2c_obj[sizeof(i2c_config) / sizeof(i2c_config[0])] = {0};
+
+
+static rt_size_t mxc_i2c_mst_xfer(struct rt_i2c_bus_device *bus,
+                                  struct rt_i2c_msg msgs[],
+                                  rt_uint32_t num)
+{
+    rt_uint32_t i, ret;
+    rt_uint16_t addr;
+    int error;
+    int restart = 0;
+    struct rt_i2c_msg *msg;
+    struct mxc_i2c *obj = (struct mxc_i2c *)bus;
+
+    for (i = 0; i < num; i++)
+    {
+        msg = &msgs[i];
+
+        if (msg->flags & RT_I2C_ADDR_10BIT || msg->flags & RT_I2C_NO_START || msg->flags & RT_I2C_IGNORE_NACK || msg->flags & RT_I2C_NO_READ_ACK)
+        {
+            LOG_E("Not support RT_I2C_ADDR_10BIT or RT_I2C_NO_START or RT_I2C_IGNORE_NACK or RT_I2C_NO_READ_ACK");
+            return 0;
+        }
+
+        if (msg->flags & RT_I2C_NO_STOP)
+        {
+            restart = 1;
+        }
+
+        if (msg->flags & RT_I2C_RD)
+        {
+            addr = msg->addr << 1;
+            if ((error = I2C_MasterRead(obj->config->i2c_periph, (uint8_t)addr, msg->buf, msg->len, restart)) != msg->len)
+            {
+                LOG_E("Error writing %d", error);
+                return 0;
+            }
+        }
+        else    /* RT_I2C_WR */
+        {
+            addr = msg->addr << 1;
+            if ((error = I2C_MasterWrite(obj->config->i2c_periph, (uint8_t)addr, msg->buf, msg->len, restart)) != msg->len)
+            {
+                LOG_E("Error writing %d", error);
+                return 0;
+            }
+        }
+    }
+    ret = i;
+
+    return ret;
+}
+
+static const struct rt_i2c_bus_device_ops mxc_i2c_ops =
+{
+    mxc_i2c_mst_xfer,
+    RT_NULL,
+    RT_NULL,
+};
+
+int rt_hw_i2c_init(void)
+{
+    rt_size_t obj_num;
+    int index;
+    rt_err_t result = 0;
+
+#ifdef BSP_USING_I2C0
+    NVIC_EnableIRQ(I2C0_IRQn);
+#endif
+#ifdef BSP_USING_I2C1
+    NVIC_EnableIRQ(I2C1_IRQn);
+#endif
+
+    obj_num = sizeof(i2c_obj) / sizeof(struct mxc_i2c);
+    for (index = 0; index < obj_num; index++)
+    {
+        /* init i2c object */
+        i2c_obj[index].config = &i2c_config[index];
+        i2c_obj[index].bus.ops = &mxc_i2c_ops;
+
+        /* init i2c device */
+        I2C_Shutdown(i2c_config[index].i2c_periph);
+        I2C_Init(i2c_config[index].i2c_periph, i2c_config[index].speed, RT_NULL);
+
+        /* register i2c device */
+        result = rt_i2c_bus_device_register(&i2c_obj[index].bus,
+                                            i2c_obj[index].config->name
+                                           );
+        RT_ASSERT(result == RT_EOK);
+    }
+
+    return 0;
+}
+INIT_DEVICE_EXPORT(rt_hw_i2c_init);
+
+#ifdef BSP_USING_I2C0
+void I2C0_IRQHandler(void)
+{
+    rt_interrupt_enter();
+    I2C_Handler(MXC_I2C0);
+    rt_interrupt_leave();
+}
+#endif
+
+#ifdef BSP_USING_I2C1
+void I2C1_IRQHandler(void)
+{
+    rt_interrupt_enter();
+    I2C_Handler(MXC_I2C1);
+    rt_interrupt_leave();
+}
+#endif
+
+#endif /* RT_USING_I2C */

bsp/maxim/libraries/HAL_Drivers/drv_i2c.h

@@ -0,0 +1,16 @@
+/*
+ * Copyright (c) 2006-2020, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2021-02-26     Jackistang   first version
+ *
+ */
+
+#ifndef __DRV_I2C_H__
+#define __DRV_I2C_H__
+
+
+#endif /* __DRV_I2C_H__ */