drivers/ata8520e: adapted to the new SPI API

drivers/ata8520e/ata8520e.c

@@ -1,5 +1,6 @@
 /*
  * Copyright (C) 2017 Inria
+ *               2023 Hugues Larrive
  *
  * This file is subject to the terms and conditions of the GNU Lesser General
  * Public License v2.1. See the file LICENSE in the top level directory for more
@@ -14,6 +15,7 @@
  * @brief       Device driver for Microchip ATA8520E transceiver
  *
  * @author      Alexandre Abadie <alexandre.abadie@inria.fr>
+ * @author      Hugues Larrive <hugues.larrive@pm.me>
  *
  * @}
  */
@@ -242,6 +244,7 @@ int ata8520e_init(ata8520e_t *dev, const ata8520e_params_t *params)
 {
     /* write config params to device descriptor */
     dev->params = *params;
+    dev->params.spi_clk = spi_get_clk(dev->params.spi, dev->params.spi_freq);
 
     /* Initialize pins*/
     if (gpio_init_int(INTPIN, GPIO_IN_PD,

drivers/ata8520e/include/ata8520e_params.h

@@ -1,5 +1,6 @@
 /*
  * Copyright (C) 2017 Inria
+ *               2023 Hugues Larrive
  *
  * This file is subject to the terms and conditions of the GNU Lesser
  * General Public License v2.1. See the file LICENSE in the top level
@@ -14,13 +15,15 @@
  * @brief       Default initialization parameters for the ATA8520E device
  *
  * @author      Alexandre Abadie <alexandre.abadie@inria.fr>
+ * @author      Hugues Larrive <hugues.larrive@pm.me>
  */
 
 #ifndef ATA8520E_PARAMS_H
 #define ATA8520E_PARAMS_H
 
 #include "board.h"
 #include "ata8520e.h"
+#include "macros/units.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -34,7 +37,7 @@ extern "C" {
 #define ATA8520E_PARAM_SPI         SPI_DEV(0)
 #endif
 #ifndef ATA8520E_PARAM_SPI_CLK
-#define ATA8520E_PARAM_SPI_CLK     (SPI_CLK_100KHZ)
+#define ATA8520E_PARAM_SPI_CLK     KHZ(125)
 #endif
 #ifndef ATA8520E_PARAM_CS_PIN
 #define ATA8520E_PARAM_CS_PIN      GPIO_PIN(0, 0)
@@ -51,7 +54,7 @@ extern "C" {
 
 #ifndef ATA8520E_PARAMS
 #define ATA8520E_PARAMS            { .spi = ATA8520E_PARAM_SPI,             \
-                                     .spi_clk = ATA8520E_PARAM_SPI_CLK,     \
+                                     .spi_freq = ATA8520E_PARAM_SPI_CLK,    \
                                      .cs_pin = ATA8520E_PARAM_CS_PIN,       \
                                      .int_pin = ATA8520E_PARAM_INT_PIN,     \
                                      .power_pin = ATA8520E_PARAM_POWER_PIN, \

drivers/include/ata8520e.h

@@ -1,5 +1,6 @@
 /*
  * Copyright (C) 2017 Inria
+ *               2023 Hugues Larrive
  *
  * This file is subject to the terms and conditions of the GNU Lesser General
  * Public License v2.1. See the file LICENSE in the top level directory for more
@@ -20,6 +21,7 @@
  * @brief       Device driver for Microchip ATA8520E transceiver (Sigfox)
  *
  * @author      Alexandre Abadie <alexandre.abadie@inria.fr>
+ * @author      Hugues Larrive <hugues.larrive@pm.me>
  */
 
 #ifndef ATA8520E_H
@@ -121,7 +123,9 @@ typedef enum {
  */
 typedef struct {
     spi_t spi;                              /**< SPI device */
-    spi_clk_t spi_clk;                      /**< SPI clock speed */
+    spi_clk_t spi_clk;                      /**< SPI clock configuration
+                                             *   computed during init */
+    uint32_t spi_freq;                      /**< SPI clock speed to use */
     gpio_t cs_pin;                          /**< Chip select pin */
     gpio_t int_pin;                         /**< IRQ pin */
     gpio_t power_pin;                       /**< Power pin */