[[renesas/drivers] Fix error code issues 6183.Add hardware i2c driver. (#6279)

* [renesas/ra2l1-cpk] add Captouch板载触摸按键配置说明.md

* Update Captouch板载触摸按键配置说明.md

* [renesas/drv_wdt.c] Fix error code issues
[renesas/drv_i2c.c] add hardware i2c driver

* [update] drv_wdt.c,drv_i2c.c
Co-authored-by: Man, Jianting (Meco) <920369182@qq.com>

bsp/renesas/libraries/HAL_Drivers/SConscript

@@ -29,6 +29,9 @@ if GetDepend(['BSP_USING_I2C', 'RT_USING_I2C_BITOPS']):
     if GetDepend('BSP_USING_I2C0') or GetDepend('BSP_USING_I2C1'):
         src += ['drv_soft_i2c.c']
 
+if GetDepend(['BSP_USING_I2C', 'BSP_USING_HW_I2C']): 
+        src += ['drv_i2c.c']
+
 if GetDepend(['BSP_USING_SPI']):
     src += ['drv_spi.c']
 

bsp/renesas/libraries/HAL_Drivers/drv_i2c.c

+/*
+ * Copyright (c) 2006-2022, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2022-02-22     airm2m       first version
+ */
+
+#include <rtdevice.h>
+#include <rtthread.h>
+#include "board.h"
+
+#include <stdlib.h>
+
+#ifdef BSP_USING_HW_I2C
+
+#define DBG_TAG              "drv.hwi2c"
+#ifdef DRV_DEBUG
+    #define DBG_LVL               DBG_LOG
+#else
+    #define DBG_LVL               DBG_INFO
+#endif /* DRV_DEBUG */
+#include <rtdbg.h>
+
+#include <hal_data.h>
+
+static struct rt_i2c_bus_device prv_ra_i2c;
+static volatile i2c_master_event_t i2c_event = I2C_MASTER_EVENT_ABORTED;
+
+void i2c_master_callback(i2c_master_callback_args_t *p_args)
+{
+    if (NULL != p_args)
+    {
+        /* capture callback event for validating the i2c transfer event*/
+        i2c_event = p_args->event;
+    }
+}
+
+static fsp_err_t validate_i2c_event(void)
+{
+    uint16_t local_time_out = UINT16_MAX;
+
+    /* resetting call back event capture variable */
+    i2c_event = (i2c_master_event_t)0;
+
+    do
+    {
+        /* This is to avoid infinite loop */
+        --local_time_out;
+
+        if(0 == local_time_out)
+        {
+            return FSP_ERR_TRANSFER_ABORTED;
+        }
+
+    }while(i2c_event == 0);
+
+    if(i2c_event != I2C_MASTER_EVENT_ABORTED)
+    {
+        /* Make sure this is always Reset before return*/
+        i2c_event = (i2c_master_event_t)0;
+        return FSP_SUCCESS;
+    }
+
+    /* Make sure this is always Reset before return */
+    i2c_event = (i2c_master_event_t)0;
+    return FSP_ERR_TRANSFER_ABORTED;
+}
+
+static rt_size_t ra_i2c_mst_xfer(struct rt_i2c_bus_device *bus,
+                                struct rt_i2c_msg msgs[],
+                                rt_uint32_t num)
+{
+    rt_size_t i;
+    struct rt_i2c_msg *msg = msgs;
+    RT_ASSERT(bus != RT_NULL);
+    fsp_err_t err     = FSP_SUCCESS;
+    bool restart = false;
+
+    for (i = 0; i < num; i++)
+    {
+        if (msg[i].flags & RT_I2C_NO_START)
+        {
+            restart = true;
+        }
+        if (msg[i].flags & RT_I2C_ADDR_10BIT)
+        {
+            LOG_E("10Bit not support");
+            break;
+        }
+        else
+        {
+            g_i2c_master1_ctrl.slave = msg[i].addr;
+        }
+
+        if (msg[i].flags & RT_I2C_RD)
+        {
+            err = R_IIC_MASTER_Read(&g_i2c_master1_ctrl, msg[i].buf, msg[i].len, restart);
+            if (FSP_SUCCESS == err)
+            {
+                err = validate_i2c_event();
+                /* handle error */
+                if(FSP_ERR_TRANSFER_ABORTED == err)
+                {
+                    LOG_E("POWER_CTL reg I2C read failed");
+                    break;
+                }
+            }
+            /* handle error */
+            else
+            {
+                /* Write API returns itself is not successful */
+                LOG_E("R_IIC_MASTER_Write API failed");
+                break;
+            }
+        }
+        else
+        {
+            err = R_IIC_MASTER_Write(&g_i2c_master1_ctrl, msg[i].buf, msg[i].len, restart);
+            if (FSP_SUCCESS == err)
+            {
+                err = validate_i2c_event();
+                /* handle error */
+                if(FSP_ERR_TRANSFER_ABORTED == err)
+                {
+                    LOG_E("POWER_CTL reg I2C write failed");
+                    break;
+                }
+            }
+            /* handle error */
+            else
+            {
+                /* Write API returns itself is not successful */
+                LOG_E("R_IIC_MASTER_Write API failed");
+                break;
+            }
+        }
+    }
+    return i;
+}
+
+static const struct rt_i2c_bus_device_ops ra_i2c_ops =
+{
+    .master_xfer        = ra_i2c_mst_xfer,
+    .slave_xfer         = RT_NULL,
+    .i2c_bus_control    = RT_NULL
+};
+
+int ra_hw_i2c_init(void)
+{
+    fsp_err_t err     = FSP_SUCCESS;
+    prv_ra_i2c.ops = &ra_i2c_ops;
+    prv_ra_i2c.priv = 0;
+    /* opening IIC master module */
+    err = R_IIC_MASTER_Open(&g_i2c_master1_ctrl, &g_i2c_master1_cfg);
+    /* handle error */
+    if (FSP_SUCCESS != err)
+    {
+        LOG_E("R_IIC_MASTER_Open API failed");
+        return err;
+    }
+    rt_i2c_bus_device_register(&prv_ra_i2c, "i2c1");
+
+    return 0;
+}
+INIT_DEVICE_EXPORT(ra_hw_i2c_init);
+
+#endif /* BSP_USING_I2C */

bsp/renesas/libraries/HAL_Drivers/drv_wdt.c

@@ -31,6 +31,7 @@ static rt_err_t wdt_init(rt_watchdog_t *wdt)
 
 static rt_err_t wdt_control(rt_watchdog_t *wdt, int cmd, void *arg)
 {
+    rt_err_t ret = -RT_ERROR;
     struct st_wdt_timeout_values *wdt_value = {0};
     switch (cmd)
     {
@@ -39,18 +40,29 @@ static rt_err_t wdt_control(rt_watchdog_t *wdt, int cmd, void *arg)
         if (R_WDT_Refresh(&g_wdt_ctrl) != FSP_SUCCESS)
         {
             LOG_E("watch dog keepalive fail.");
+            ret =  -RT_ERROR;
+        }
+        else
+        {
+            ret = RT_EOK;
         }
         break;
     /* set watchdog timeout */
     case RT_DEVICE_CTRL_WDT_SET_TIMEOUT:
         /**< set*/
+        LOG_W("Use the FSP tool to modify the configuration parameters!");
+        ret = -RT_EINVAL;
         break;
     case RT_DEVICE_CTRL_WDT_GET_TIMEOUT:
         wdt_value = (struct st_wdt_timeout_values *)arg;
         if (R_WDT_TimeoutGet(&g_wdt_ctrl, wdt_value) != FSP_SUCCESS)
         {
             LOG_E("wdt get timeout failed.");
-            return -RT_ERROR;
+            ret =  -RT_ERROR;
+        }
+        else
+        {
+            ret = RT_EOK;
         }
         break;
     case RT_DEVICE_CTRL_WDT_START:
@@ -59,20 +71,24 @@ static rt_err_t wdt_control(rt_watchdog_t *wdt, int cmd, void *arg)
             if (R_WDT_Refresh(&g_wdt_ctrl) != FSP_SUCCESS)
             {
                 LOG_E("wdt start failed.");
-                return -RT_ERROR;
+                ret =  -RT_ERROR;
+            }
+            else
+            {
+                ret = RT_EOK;
             }
         }
         else
         {
             LOG_E("wdt start failed.");
-            return -RT_ERROR;
+            ret =  -RT_ERROR;
         }
         break;
     default:
         LOG_W("This command is not supported.");
-        return -RT_ERROR;
+        ret =  -RT_ERROR;
     }
-    return RT_EOK;
+    return ret;
 }
 
 int rt_wdt_init(void)

bsp/renesas/ra2l1-cpk/board/Kconfig

@@ -168,19 +168,29 @@ menu "Hardware Drivers Config"
             select RT_USING_I2C_BITOPS
             select RT_USING_PIN
             if BSP_USING_I2C
-                menuconfig BSP_USING_I2C1
-                    bool "Enable I2C1 BUS (software simulation)"
-                    default y
-                    if BSP_USING_I2C1
-                        config BSP_I2C1_SCL_PIN
-                            hex "i2c1 scl pin number"
-                            range 0x0000 0x0B0F
-                            default 0x0512
-                        config BSP_I2C1_SDA_PIN
-                            hex "I2C1 sda pin number"
-                            range 0x0000 0x0B0F
-                            default 0x0511
-                    endif
+                config BSP_USING_HW_I2C
+                    bool "Enable Hardware I2C BUS"
+                    default n
+                if BSP_USING_HW_I2C
+                    config BSP_USING_HW_I2C1
+                        bool "Enable Hardware I2C1 BUS"
+                        default n
+                endif
+                if !BSP_USING_HW_I2C
+                    menuconfig BSP_USING_I2C1
+                        bool "Enable I2C1 BUS (software simulation)"
+                        default y
+                        if BSP_USING_I2C1
+                            config BSP_I2C1_SCL_PIN
+                                hex "i2c1 scl pin number"
+                                range 0x0000 0x0B0F
+                                default 0x050C
+                            config BSP_I2C1_SDA_PIN
+                                hex "I2C1 sda pin number"
+                                range 0x0000 0x0B0F
+                                default 0x050B
+                        endif
+                endif
             endif
 
         menuconfig BSP_USING_SPI

bsp/renesas/ra6m4-cpk/board/Kconfig

@@ -300,19 +300,29 @@ menu "Hardware Drivers Config"
             select RT_USING_I2C_BITOPS
             select RT_USING_PIN
             if BSP_USING_I2C
-                menuconfig BSP_USING_I2C1
-                    bool "Enable I2C1 BUS (software simulation)"
-                    default y
-                    if BSP_USING_I2C1
-                        config BSP_I2C1_SCL_PIN
-                            hex "i2c1 scl pin number"
-                            range 0x0000 0x0B0F
-                            default 0x0512
-                        config BSP_I2C1_SDA_PIN
-                            hex "I2C1 sda pin number"
-                            range 0x0000 0x0B0F
-                            default 0x0511
-                    endif
+                config BSP_USING_HW_I2C
+                    bool "Enable Hardware I2C BUS"
+                    default n
+                if BSP_USING_HW_I2C
+                    config BSP_USING_HW_I2C1
+                        bool "Enable Hardware I2C1 BUS"
+                        default n
+                endif
+                if !BSP_USING_HW_I2C
+                    menuconfig BSP_USING_I2C1
+                        bool "Enable I2C1 BUS (software simulation)"
+                        default y
+                        if BSP_USING_I2C1
+                            config BSP_I2C1_SCL_PIN
+                                hex "i2c1 scl pin number"
+                                range 0x0000 0x0B0F
+                                default 0x050C
+                            config BSP_I2C1_SDA_PIN
+                                hex "I2C1 sda pin number"
+                                range 0x0000 0x0B0F
+                                default 0x050B
+                        endif
+                endif
             endif
 
         menuconfig BSP_USING_SPI

bsp/renesas/ra6m4-iot/board/Kconfig

@@ -300,19 +300,29 @@ menu "Hardware Drivers Config"
             select RT_USING_I2C_BITOPS
             select RT_USING_PIN
             if BSP_USING_I2C
-                menuconfig BSP_USING_I2C1
-                    bool "Enable I2C1 BUS (software simulation)"
-                    default y
-                    if BSP_USING_I2C1
-                        config BSP_I2C1_SCL_PIN
-                            hex "i2c1 scl pin number"
-                            range 0x0000 0x0B0F
-                            default 0x0512
-                        config BSP_I2C1_SDA_PIN
-                            hex "I2C1 sda pin number"
-                            range 0x0000 0x0B0F
-                            default 0x0511
-                    endif
+                config BSP_USING_HW_I2C
+                    bool "Enable Hardware I2C BUS"
+                    default n
+                if BSP_USING_HW_I2C
+                    config BSP_USING_HW_I2C1
+                        bool "Enable Hardware I2C1 BUS"
+                        default n
+                endif
+                if !BSP_USING_HW_I2C
+                    menuconfig BSP_USING_I2C1
+                        bool "Enable I2C1 BUS (software simulation)"
+                        default y
+                        if BSP_USING_I2C1
+                            config BSP_I2C1_SCL_PIN
+                                hex "i2c1 scl pin number"
+                                range 0x0000 0x0B0F
+                                default 0x050C
+                            config BSP_I2C1_SDA_PIN
+                                hex "I2C1 sda pin number"
+                                range 0x0000 0x0B0F
+                                default 0x050B
+                        endif
+                endif
             endif
 
         menuconfig BSP_USING_SPI