[bsp/nrf5x]support for uarte1

bsp/nrf5x/libraries/drivers/SConscript

@@ -9,8 +9,10 @@ src = Split("""
 """)
 
 if GetDepend(['BSP_USING_UART']):
-    src += ['drv_uart.c']
-    
+    if GetDepend(['NRFX_USING_UART']):
+        src += ['drv_uart.c']
+    else:   
+        src += ['drv_uarte.c']   
 if GetDepend(['BSP_USING_ON_CHIP_FLASH']):
     src += ['drv_flash.c']
 

bsp/nrf5x/libraries/drivers/drv_uarte.c

@@ -0,0 +1,281 @@
+/*
+ * Copyright (c) 2006-2020, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2020-04-28     xckhmf       Modify for <nrfx>
+ * 2020-10-31     xckhmf       Support for UART1
+ *
+ */
+#include <rtdevice.h>
+#include <nrfx_uarte.h>
+#include "drv_uart.h"
+
+#ifdef BSP_USING_UART
+#if defined(BSP_USING_UART0) || defined(BSP_USING_UART1)
+typedef struct
+{
+    struct rt_serial_device *serial;
+    nrfx_uarte_t uarte_instance;
+    uint8_t rx_length;
+    uint8_t tx_buffer[1];
+    uint8_t rx_buffer[1];
+    bool isInit;
+    uint32_t rx_pin;
+    uint32_t tx_pin;
+} drv_uart_cb_t;
+
+#ifdef BSP_USING_UART0
+static struct rt_serial_device m_serial_0;
+drv_uart_cb_t m_uarte0_cb = {
+    .uarte_instance = NRFX_UARTE_INSTANCE(0),
+    .rx_length = 0,
+    .rx_pin = BSP_UART0_RX_PIN,
+    .tx_pin = BSP_UART0_TX_PIN,
+    .isInit = false
+};
+#endif  /* BSP_USING_UART0 */
+
+#ifdef BSP_USING_UART1
+static struct rt_serial_device m_serial_1;
+drv_uart_cb_t m_uarte1_cb = {
+    .uarte_instance = NRFX_UARTE_INSTANCE(1),
+    .rx_length = 0,
+    .rx_pin = BSP_UART1_RX_PIN,
+    .tx_pin = BSP_UART1_TX_PIN,
+    .isInit = false
+};
+#endif  /* BSP_USING_UART1 */
+
+static void uarte_evt_handler(nrfx_uarte_event_t const * p_event,
+                              void *                     p_context)
+{
+    drv_uart_cb_t *p_cb = RT_NULL;
+    p_cb = (drv_uart_cb_t*)p_context;
+    switch (p_event->type)
+    {
+        case NRFX_UARTE_EVT_RX_DONE:
+            p_cb->rx_length = p_event->data.rxtx.bytes;
+            if(p_cb->serial->parent.open_flag&RT_DEVICE_FLAG_INT_RX)
+            {
+                rt_hw_serial_isr(p_cb->serial, RT_SERIAL_EVENT_RX_IND);
+            }
+            (void)nrfx_uarte_rx(&(p_cb->uarte_instance), p_cb->rx_buffer, 1);
+            break;
+
+        case NRFX_UARTE_EVT_ERROR:
+            (void)nrfx_uarte_rx(&(p_cb->uarte_instance), p_cb->rx_buffer, 1);
+            break;
+        
+        case NRFX_UARTE_EVT_TX_DONE:
+            if(p_cb->serial->parent.open_flag&RT_DEVICE_FLAG_INT_TX)
+            {
+                rt_hw_serial_isr(p_cb->serial, RT_SERIAL_EVENT_TX_DONE);
+            }
+            break;
+
+        default:
+            break;
+    }
+}
+
+static rt_err_t _uart_cfg(struct rt_serial_device *serial, struct serial_configure *cfg)
+{
+    nrfx_uarte_config_t config = NRFX_UARTE_DEFAULT_CONFIG(NRF_UARTE_PSEL_DISCONNECTED,\
+                                                            NRF_UARTE_PSEL_DISCONNECTED);
+
+    drv_uart_cb_t *p_cb = RT_NULL;
+
+    RT_ASSERT(serial != RT_NULL);
+    RT_ASSERT(cfg != RT_NULL);
+  
+    if (serial->parent.user_data == RT_NULL)
+    {
+        return -RT_ERROR;
+    }
+    p_cb = (drv_uart_cb_t*)serial->parent.user_data;
+    if(p_cb->isInit)
+    {
+        nrfx_uarte_uninit(&(p_cb->uarte_instance));
+        p_cb->isInit = false;
+    }
+
+    switch (cfg->baud_rate)
+    {
+    case BAUD_RATE_2400:
+        config.baudrate = NRF_UARTE_BAUDRATE_2400;
+        break;
+    case BAUD_RATE_4800:
+        config.baudrate = NRF_UARTE_BAUDRATE_4800;
+        break;
+    case BAUD_RATE_9600:
+        config.baudrate = NRF_UARTE_BAUDRATE_9600;
+        break;
+    case BAUD_RATE_19200:
+        config.baudrate = NRF_UARTE_BAUDRATE_19200;
+        break;
+    case BAUD_RATE_38400:
+        config.baudrate = NRF_UARTE_BAUDRATE_38400;
+        break;
+    case BAUD_RATE_57600:
+        config.baudrate = NRF_UARTE_BAUDRATE_57600;
+        break;
+    case BAUD_RATE_115200:
+        config.baudrate = NRF_UARTE_BAUDRATE_115200;
+        break;
+    case BAUD_RATE_230400:
+        config.baudrate = NRF_UARTE_BAUDRATE_230400;
+        break;
+    case BAUD_RATE_460800:
+        config.baudrate = NRF_UARTE_BAUDRATE_460800;
+        break;
+    case BAUD_RATE_921600:
+        config.baudrate = NRF_UARTE_BAUDRATE_921600;
+        break;
+    case BAUD_RATE_2000000:
+    case BAUD_RATE_3000000:
+        return -RT_EINVAL;
+    default:
+        config.baudrate = NRF_UARTE_BAUDRATE_115200;
+        break;
+    }
+    config.hal_cfg.parity = (cfg->parity == PARITY_NONE)?\
+                            NRF_UARTE_PARITY_EXCLUDED:NRF_UARTE_PARITY_INCLUDED;
+    config.hal_cfg.hwfc = NRF_UARTE_HWFC_DISABLED;
+    config.pselrxd = p_cb->rx_pin;
+    config.pseltxd = p_cb->tx_pin;   
+    config.p_context = (void *)p_cb;
+
+    nrfx_uarte_init(&(p_cb->uarte_instance),(nrfx_uarte_config_t const *)&config,uarte_evt_handler);
+    nrfx_uarte_rx(&(p_cb->uarte_instance),p_cb->rx_buffer,1);    
+    p_cb->isInit = true;
+    return RT_EOK;
+}
+
+static rt_err_t _uart_ctrl(struct rt_serial_device *serial, int cmd, void *arg)
+{
+    drv_uart_cb_t *p_cb = RT_NULL;
+    RT_ASSERT(serial != RT_NULL);
+
+    if (serial->parent.user_data == RT_NULL)
+    {
+        return -RT_ERROR;
+    }
+    p_cb = (drv_uart_cb_t*)serial->parent.user_data;
+
+    switch (cmd)
+    {
+        /* disable interrupt */
+    case RT_DEVICE_CTRL_CLR_INT:
+        break;
+
+        /* enable interrupt */
+    case RT_DEVICE_CTRL_SET_INT:
+        break;
+
+    case RT_DEVICE_CTRL_CUSTOM:
+        if ((rt_uint32_t)(arg) == UART_CONFIG_BAUD_RATE_9600)
+        {
+            p_cb->serial->config.baud_rate = 9600;
+        }
+        else if ((rt_uint32_t)(arg) == UART_CONFIG_BAUD_RATE_115200)
+        {
+            p_cb->serial->config.baud_rate = 115200;
+        }
+        _uart_cfg(serial, &(serial->config));
+        break;
+
+    case RT_DEVICE_CTRL_PIN:
+        _uart_cfg(serial, &(serial->config));
+        break;
+
+    case RT_DEVICE_POWERSAVE:
+        if(p_cb->isInit)
+        {
+            nrfx_uarte_uninit(&(p_cb->uarte_instance));
+            p_cb->isInit = false;
+        }
+        break;
+
+    case RT_DEVICE_WAKEUP:
+        _uart_cfg(serial, &(serial->config));
+        break;
+
+    default:
+        return -RT_ERROR;
+    }
+
+    return RT_EOK;
+}
+
+static int _uart_putc(struct rt_serial_device *serial, char c)
+{
+    drv_uart_cb_t *p_cb = RT_NULL;
+    int rtn = -1;
+    RT_ASSERT(serial != RT_NULL);
+
+    if (serial->parent.user_data != RT_NULL)
+    {
+        p_cb = (drv_uart_cb_t*)serial->parent.user_data;
+    }
+    p_cb->tx_buffer[0] = c;
+    nrfx_uarte_tx(&(p_cb->uarte_instance),p_cb->tx_buffer,1);
+    if(!(serial->parent.open_flag&RT_DEVICE_FLAG_INT_TX))
+    {
+        while(nrfx_uarte_tx_in_progress(&(p_cb->uarte_instance)))
+        {
+        }
+    } 
+    return rtn;
+}
+
+static int _uart_getc(struct rt_serial_device *serial)
+{
+    int ch = -1;
+    drv_uart_cb_t *p_cb = RT_NULL;
+    RT_ASSERT(serial != RT_NULL);
+
+    if (serial->parent.user_data != RT_NULL)
+    {
+        p_cb = (drv_uart_cb_t*)serial->parent.user_data;
+    }  
+    if(p_cb->rx_length)
+    {
+        ch = p_cb->rx_buffer[0];
+        p_cb->rx_length--;
+    }
+    return ch;
+}
+
+static struct rt_uart_ops _uart_ops = {
+    _uart_cfg,
+    _uart_ctrl,
+    _uart_putc,
+    _uart_getc
+};
+
+void rt_hw_uart_init(void)
+{
+    struct serial_configure config = RT_SERIAL_CONFIG_DEFAULT;
+
+#ifdef BSP_USING_UART0 
+    m_serial_0.config = config;
+    m_serial_0.ops = &_uart_ops;
+    m_uarte0_cb.serial = &m_serial_0;
+    rt_hw_serial_register(&m_serial_0, "uart0", \
+                            RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX ,  &m_uarte0_cb);
+#endif  /* BSP_USING_UART0 */
+    
+#ifdef BSP_USING_UART1 
+    m_serial_1.config = config;
+    m_serial_1.ops = &_uart_ops;
+    m_uarte1_cb.serial = &m_serial_1;
+    rt_hw_serial_register(&m_serial_1, "uart1", \
+                            RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX |RT_DEVICE_FLAG_INT_TX,  &m_uarte1_cb);
+#endif  /* BSP_USING_UART1 */
+
+}
+#endif /* defined(BSP_USING_UART0) || defined(BSP_USING_UART1) */
+#endif /* BSP_USING_UART */

bsp/nrf5x/libraries/drivers/drv_uarte.h

@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2006-2020, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2020-04-28     xckhmf       Modify for <nrfx>
+ * 2020-10-31     xckhmf       Support for UART1
+ *
+ */
+#ifndef __DRV_UART_H__
+#define __DRV_UART_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define RT_DEVICE_CTRL_CUSTOM   0x20
+#define RT_DEVICE_CTRL_PIN      0x21
+#define RT_DEVICE_POWERSAVE     0x22
+#define RT_DEVICE_WAKEUP        0x23
+
+#define UART_CONFIG_BAUD_RATE_9600      1
+#define UART_CONFIG_BAUD_RATE_115200    2
+
+void rt_hw_uart_init(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __DRV_UART_H__ */

bsp/nrf5x/nrf52832/board/Kconfig

@@ -157,12 +157,24 @@ menu "On-chip Peripheral Drivers"
         endif
 
     
-    menuconfig BSP_USING_UART
-        bool "Enable UART"
+    config BSP_USING_UART
+		bool "Enable UART"
         default y
         select RT_USING_SERIAL
-
-        if BSP_USING_UART
+		if BSP_USING_UART
+		choice
+		prompt "UART or UARTE"
+		default NRFX_USING_UART
+		help
+			Select the UART or UARTE
+		config NRFX_USING_UART
+			bool "UART"
+		
+		config NRFX_USING_UARTE
+			bool "UARTE"
+		endchoice
+		endif
+        if BSP_USING_UART&&NRFX_USING_UART
             config NRFX_UART_ENABLED
             int 
             default 1
@@ -183,9 +195,28 @@ menu "On-chip Peripheral Drivers"
                         range 0 31
                         default 6
                 endif
-            config BSP_USING_UART1
-                bool "Enable UART1"
-                default n
+        endif
+        if BSP_USING_UART&&NRFX_USING_UARTE
+            config NRFX_UARTE_ENABLED
+            int 
+            default 1
+
+            config BSP_USING_UART0
+                bool "Enable UARTE0"
+                default n 
+                if BSP_USING_UART0
+                    config NRFX_UARTE0_ENABLED
+                    int 
+                    default 1
+                    config BSP_UART0_RX_PIN
+                        int "uarte0 rx pin number"
+                        range 0 31
+                        default 8
+                    config BSP_UART0_TX_PIN
+                        int "uarte0 tx pin number"
+                        range 0 31
+                        default 6
+                endif
         endif
 
     config BSP_USING_SPI

bsp/nrf5x/nrf52840/board/Kconfig

@@ -194,12 +194,24 @@ menu "On-chip Peripheral Drivers"
         endif
 
     
-    menuconfig BSP_USING_UART
-        bool "Enable UART"
+    config BSP_USING_UART
+		bool "Enable UART"
         default y
         select RT_USING_SERIAL
-
-        if BSP_USING_UART
+		if BSP_USING_UART
+		choice
+		prompt "UART or UARTE"
+		default NRFX_USING_UART
+		help
+			Select the UART or UARTE
+		config NRFX_USING_UART
+			bool "UART"
+		
+		config NRFX_USING_UARTE
+			bool "UARTE"
+		endchoice
+		endif
+        if BSP_USING_UART&&NRFX_USING_UART
             config NRFX_UART_ENABLED
             int 
             default 1
@@ -220,9 +232,44 @@ menu "On-chip Peripheral Drivers"
                         range 0 31
                         default 6
                 endif
+        endif
+        if BSP_USING_UART&&NRFX_USING_UARTE
+            config NRFX_UARTE_ENABLED
+            int 
+            default 1
+
+            config BSP_USING_UART0
+                bool "Enable UARTE0"
+                default n 
+                if BSP_USING_UART0
+                    config NRFX_UARTE0_ENABLED
+                    int 
+                    default 1
+                    config BSP_UART0_RX_PIN
+                        int "uarte0 rx pin number"
+                        range 0 31
+                        default 8
+                    config BSP_UART0_TX_PIN
+                        int "uarte0 tx pin number"
+                        range 0 31
+                        default 6
+                endif
             config BSP_USING_UART1
-                bool "Enable UART1"
-                default n
+                bool "Enable UARTE1"
+                default n 
+                if BSP_USING_UART1
+                    config NRFX_UARTE1_ENABLED
+                    int 
+                    default 1
+                    config BSP_UART1_RX_PIN
+                        int "uarte1 rx pin number"
+                        range 0 31
+                        default 7
+                    config BSP_UART1_TX_PIN
+                        int "uarte1 tx pin number"
+                        range 0 31
+                        default 5
+                endif
         endif
 
     config BSP_USING_SPI