[bsp][rtduino] pico rtduino support spi

bsp/raspberry-pico/.ci/attachconfig/rtduino.attach

@@ -1,6 +1,2 @@
 # scons: --strict
 CONFIG_BSP_USING_ARDUINO=y
-
-# check some important arduino libraries
-CONFIG_PKG_USING_ARDUINO_TENSORFLOW_LITE_MICRO=y
-CONFIG_PKG_USING_ARDUINO_TENSORFLOW_LITE_MICRO_EXAMPLE_HELLO_WORLD=y

bsp/raspberry-pico/applications/arduino_pinout/pins_arduino.c

@@ -11,6 +11,14 @@
 #include <Arduino.h>
 #include <board.h>
 #include "pins_arduino.h"
+#include <pico/stdlib.h>
+#include <hardware/spi.h>
+#include <hardware/gpio.h>
+#include <pico/binary_info.h>
+
+#define DBG_TAG    "RTduino.pins_arduino"
+#define DBG_LVL    DBG_INFO
+#include <rtdbg.h>
 
 /*
  * {Arduino Pin, RT-Thread Pin [, Device Name, Channel]}
@@ -51,3 +59,28 @@ const pin_map_t pin_map_table[]=
     {A1, 27, "adc1", 1},                               /* ADC */
     {A2, 28, "adc2", 2},                               /* ADC */
 };
+
+#ifdef RTDUINO_USING_SPI
+void switchToSPI(const char *bus_name)
+{
+    if(!rt_strcmp(bus_name, "spi0"))
+    {
+        /**SPI0 GPIO Configuration
+        18u     ------> SPI0_SCK
+        16u     ------> SPI0_MISO
+        19u     ------> SPI0_MOSI
+        17u     ------> SPI0_CS
+        */
+        gpio_set_function(BSP_SPI0_SCK_PIN, GPIO_FUNC_SPI);
+        gpio_set_function(BSP_SPI0_MISO_PIN, GPIO_FUNC_SPI);
+        gpio_set_function(BSP_SPI0_MOSI_PIN, GPIO_FUNC_SPI);
+        gpio_init(BSP_SPI0_CS_PIN);
+        // Make the SPI pins available to picotool
+        bi_decl(bi_3pins_with_func(BSP_SPI0_MISO_PIN, BSP_SPI0_MOSI_PIN, BSP_SPI0_SCK_PIN, GPIO_FUNC_SPI));
+        // Make the CS pin available to picotool
+        bi_decl(bi_1pin_with_name(BSP_SPI0_CS_PIN, "SPI CS"));
+
+        LOG_I("D16, D17, D18 and D19 will switch from PWM to SPI");
+    }
+}
+#endif /* RTDUINO_USING_SPI */

bsp/raspberry-pico/applications/arduino_pinout/pins_arduino.h

@@ -51,4 +51,10 @@
 /* Serial2 : P-TX  P-RX */
 #define RTDUINO_SERIAL2_DEVICE_NAME      "uart1"
 
+#define SS          D17
+#define RTDUINO_DEFAULT_SPI_BUS_NAME     "spi0"
+
+/* i2c0 : D4-SDA D5-SCL */
+#define RTDUINO_DEFAULT_IIC_BUS_NAME    "i2c0"
+
 #endif /* Pins_Arduino_h */

bsp/raspberry-pico/board/Kconfig

@@ -22,6 +22,10 @@ menu "Onboard Peripheral Drivers"
         select BSP_USING_PWM7
         select BSP_USING_I2C
         select BSP_USING_I2C0
+        select BSP_USING_SPI
+        select BSP_USING_SPI0
+        select RTDUINO_USING_WIRE
+        select RTDUINO_USING_SPI
         imply RTDUINO_USING_SERVO
         default n
 
@@ -158,15 +162,15 @@ menu "On-chip Peripheral Drivers"
                 default n
                 if BSP_USING_SOFT_SPI0
                     config BSP_S_SPI0_SCK_PIN
-                        int "spi0 sck pin number (GP)"
+                        int "spi0 SCK pin number (GP)"
                         range 0 28
                         default 6
                     config BSP_S_SPI0_MOSI_PIN
-                        int "spi0 mosi pin number (GP)"
+                        int "spi0 MOSI pin number (GP)"
                         range 0 28
                         default 7
                     config BSP_S_SPI0_MISO_PIN
-                        int "spi0 miso pin number (GP)"
+                        int "spi0 MISO pin number (GP)"
                         range 0 28
                         default 4
                 endif
@@ -175,15 +179,15 @@ menu "On-chip Peripheral Drivers"
                 default n
                 if BSP_USING_SOFT_SPI1
                     config BSP_S_SPI1_SCK_PIN
-                        int "spi1 sck pin number (GP)"
+                        int "spi1 SCK pin number (GP)"
                         range 0 28
                         default 10
                     config BSP_S_SPI1_MOSI_PIN
-                        int "spi1 mosi pin number (GP)"
+                        int "spi1 MOSI pin number (GP)"
                         range 0 28
                         default 11
                     config BSP_S_SPI1_MISO_PIN
-                        int "spi1 miso pin number (GP)"
+                        int "spi1 MISO pin number (GP)"
                         range 0 28
                         default 12
                 endif
@@ -227,66 +231,66 @@ menu "On-chip Peripheral Drivers"
                 default n
             if BSP_USING_SPI0
                 choice
-                    prompt "spi0 tx pin number (GP)"
+                    prompt "spi0 MOSI pin number (GP)"
                     depends on BSP_USING_SPI0
-                    default BSP_SPI0_TX_PIN_3
-                    config BSP_SPI0_TX_PIN_3
+                    default BSP_SPI0_MOSI_PIN_19 if BSP_USING_ARDUINO
+                    config BSP_SPI0_MOSI_PIN_19
+                        bool "19"
+                    config BSP_SPI0_MOSI_PIN_3
                         bool "3"
-                    config BSP_SPI0_TX_PIN_7
+                    config BSP_SPI0_MOSI_PIN_7
                         bool "7"
-                    config BSP_SPI0_TX_PIN_19
-                        bool "19"
                 endchoice
-                config BSP_SPI0_TX_PIN
+                config BSP_SPI0_MOSI_PIN
                     int
-                    default 3 if BSP_SPI0_TX_PIN_3
-                    default 7 if BSP_SPI0_TX_PIN_7
-                    default 19 if BSP_SPI0_TX_PIN_19
+                    default 3 if BSP_SPI0_MOSI_PIN_3
+                    default 7 if BSP_SPI0_MOSI_PIN_7
+                    default 19 if BSP_SPI0_MOSI_PIN_19
 
                 choice
-                    prompt "spi0 rx pin number (GP)"
+                    prompt "spi0 MISO pin number (GP)"
                     depends on BSP_USING_SPI0
-                    default BSP_SPI0_RX_PIN_4
-                    config BSP_SPI0_RX_PIN_0
+                    default BSP_SPI0_MISO_PIN_16 if BSP_USING_ARDUINO
+                    config BSP_SPI0_MISO_PIN_16
+                        bool "16"
+                    config BSP_SPI0_MISO_PIN_0
                         bool "0"
-                    config BSP_SPI0_RX_PIN_4
+                    config BSP_SPI0_MISO_PIN_4
                         bool "4"
-                    config BSP_SPI0_RX_PIN_16
-                        bool "16"
                 endchoice
-                config BSP_SPI0_RX_PIN
+                config BSP_SPI0_MISO_PIN
                     int
-                    default 0 if BSP_SPI0_RX_PIN_0
-                    default 4 if BSP_SPI0_RX_PIN_4
-                    default 16 if BSP_SPI0_RX_PIN_16
+                    default 0 if BSP_SPI0_MISO_PIN_0
+                    default 4 if BSP_SPI0_MISO_PIN_4
+                    default 16 if BSP_SPI0_MISO_PIN_16
 
                 choice
-                    prompt "spi0 sck pin number (GP)"
+                    prompt "spi0 SCK pin number (GP)"
                     depends on BSP_USING_SPI0
-                    default BSP_SPI0_SCK_PIN_2
+                    default BSP_SPI0_SCK_PIN_18 if BSP_USING_ARDUINO
+                    config BSP_SPI0_SCK_PIN_18
+                        bool "18"
                     config BSP_SPI0_SCK_PIN_2
                         bool "2"
                     config BSP_SPI0_SCK_PIN_6
                         bool "6"
-                    config BSP_SPI0_SCK_PIN_8
-                        bool "8"
                 endchoice
                 config BSP_SPI0_SCK_PIN
                     int
                     default 2 if BSP_SPI0_SCK_PIN_2
                     default 6 if BSP_SPI0_SCK_PIN_6
-                    default 8 if BSP_SPI0_SCK_PIN_8
+                    default 18 if BSP_SPI0_SCK_PIN_18
 
                 choice
-                    prompt "spi0 cs pin number (GP)"
+                    prompt "spi0 CS pin number (GP)"
                     depends on BSP_USING_SPI0
-                    default BSP_SPI0_CS_PIN_5
+                    default BSP_SPI0_CS_PIN_17 if BSP_USING_ARDUINO
+                    config BSP_SPI0_CS_PIN_17
+                        bool "17"
                     config BSP_SPI0_CS_PIN_1
                         bool "1"
                     config BSP_SPI0_CS_PIN_5
                         bool "5"
-                    config BSP_SPI0_CS_PIN_17
-                        bool "17"
                 endchoice
                 config BSP_SPI0_CS_PIN
                     int
@@ -300,41 +304,41 @@ menu "On-chip Peripheral Drivers"
                 default n
             if BSP_USING_SPI1
                 choice
-                    prompt "spi1 tx pin number (GP)"
+                    prompt "spi1 MOSI pin number (GP)"
                     depends on BSP_USING_SPI1
-                    default BSP_SPI1_TX_PIN_11
-                    config BSP_SPI1_TX_PIN_11
-                        bool "11"
-                    config BSP_SPI1_TX_PIN_15
+                    default BSP_SPI1_MOSI_PIN_15 if BSP_USING_ARDUINO
+                    config BSP_SPI1_MOSI_PIN_15
                         bool "15"
+                    config BSP_SPI1_MOSI_PIN_11
+                        bool "11"
                 endchoice
-                config BSP_SPI1_TX_PIN
+                config BSP_SPI1_MOSI_PIN
                     int
-                    default 11 if BSP_SPI1_TX_PIN_11
-                    default 15 if BSP_SPI1_TX_PIN_15
+                    default 11 if BSP_SPI1_MOSI_PIN_11
+                    default 15 if BSP_SPI1_MOSI_PIN_15
 
                 choice
-                    prompt "spi1 rx pin number (GP)"
+                    prompt "spi1 MISO pin number (GP)"
                     depends on BSP_USING_SPI1
-                    default BSP_SPI1_RX_PIN_12
-                    config BSP_SPI1_RX_PIN_8
-                        bool "8"
-                    config BSP_SPI1_RX_PIN_12
+                    default BSP_SPI1_MISO_PIN_12 if BSP_USING_ARDUINO
+                    config BSP_SPI1_MISO_PIN_12
                         bool "12"
+                    config BSP_SPI1_MISO_PIN_8
+                        bool "8"
                 endchoice
-                config BSP_SPI1_RX_PIN
+                config BSP_SPI1_MISO_PIN
                     int
-                    default 8 if BSP_SPI1_RX_PIN_8
-                    default 12 if BSP_SPI1_RX_PIN_12
+                    default 8 if BSP_SPI0_MISO_PIN_8
+                    default 12 if BSP_SPI0_MISO_PIN_12
 
                 choice
-                    prompt "spi1 sck pin number (GP)"
-                    depends on BSP_USING_SPI0
-                    default BSP_SPI1_SCK_PIN_10
-                    config BSP_SPI1_SCK_PIN_10
-                        bool "10"
+                    prompt "spi1 SCK pin number (GP)"
+                    depends on BSP_USING_SPI1
+                    default BSP_SPI1_SCK_PIN_14 if BSP_USING_ARDUINO
                     config BSP_SPI1_SCK_PIN_14
                         bool "14"
+                    config BSP_SPI1_SCK_PIN_10
+                        bool "10"
                 endchoice
                 config BSP_SPI1_SCK_PIN
                     int
@@ -342,13 +346,13 @@ menu "On-chip Peripheral Drivers"
                     default 14 if BSP_SPI1_SCK_PIN_14
 
                 choice
-                    prompt "spi1 cs pin number (GP)"
+                    prompt "spi1 CS pin number (GP)"
                     depends on BSP_USING_SPI0
-                    default BSP_SPI1_CS_PIN_13
-                    config BSP_SPI1_CS_PIN_9
-                        bool "9"
+                    default BSP_SPI1_CS_PIN_13 if BSP_USING_ARDUINO
                     config BSP_SPI1_CS_PIN_13
                         bool "13"
+                    config BSP_SPI1_CS_PIN_9
+                        bool "9"
                 endchoice
                 config BSP_SPI1_CS_PIN
                     int
@@ -692,11 +696,11 @@ menu "On-chip Peripheral Drivers"
                     choice
                         prompt "i2c0 scl pin number (GP)"
                         depends on BSP_USING_I2C0
-                        default BSP_I2C0_SCL_PIN_21
-                        config BSP_I2C0_SCL_PIN_1
-                            bool "1"
+                        default BSP_I2C0_SCL_PIN_5 if BSP_USING_ARDUINO
                         config BSP_I2C0_SCL_PIN_5
                             bool "5"
+                        config BSP_I2C0_SCL_PIN_1
+                            bool "1"
                         config BSP_I2C0_SCL_PIN_9
                             bool "9"
                         config BSP_I2C0_SCL_PIN_13
@@ -718,11 +722,11 @@ menu "On-chip Peripheral Drivers"
                     choice
                         prompt "i2c0 sda pin number (GP)"
                         depends on BSP_USING_I2C0
-                        default BSP_I2C0_SDA_PIN_20
-                        config BSP_I2C0_SDA_PIN_0
-                            bool "0"
+                        default BSP_I2C0_SDA_PIN_4 if BSP_USING_ARDUINO
                         config BSP_I2C0_SDA_PIN_4
                             bool "4"
+                        config BSP_I2C0_SDA_PIN_0
+                            bool "0"
                         config BSP_I2C0_SDA_PIN_8
                             bool "8"
                         config BSP_I2C0_SDA_PIN_12

bsp/raspberry-pico/drivers/drv_spi.c

@@ -38,8 +38,8 @@ static struct pico_spi pico_spi_obj[] =
 #ifdef BSP_USING_SPI0
     {
         .handle = spi0,
-        .spi_rx_pin  = BSP_SPI0_RX_PIN,
-        .spi_tx_pin  = BSP_SPI0_TX_PIN,
+        .spi_rx_pin  = BSP_SPI0_MISO_PIN,
+        .spi_tx_pin  = BSP_SPI0_MOSI_PIN,
         .spi_sck_pin = BSP_SPI0_SCK_PIN,
         .spi_cs_pin  = BSP_SPI0_CS_PIN,
         .device_name = "spi0",
@@ -48,8 +48,8 @@ static struct pico_spi pico_spi_obj[] =
 #ifdef BSP_USING_SPI1
     {
         .handle = spi1,
-        .spi_rx_pin  = BSP_SPI1_RX_PIN,
-        .spi_tx_pin  = BSP_SPI1_TX_PIN,
+        .spi_rx_pin  = BSP_SPI1_MISO_PIN,
+        .spi_tx_pin  = BSP_SPI1_MOSI_PIN,
         .spi_sck_pin = BSP_SPI1_SCK_PIN,
         .spi_cs_pin  = BSP_SPI1_CS_PIN,
         .device_name = "spi1",