<p></p>
<p><b>@bergzand</b> commented on this pull request.</p>

<hr>

<p>In <a href="https://github.com/RIOT-OS/RIOT/pull/14057#discussion_r423515963">cpu/nrf52/include/periph_cpu.h</a>:</p>
<pre style='color:#555'>> @@ -180,6 +186,34 @@ typedef struct {
 } uart_conf_t;
 #endif
 
+/**
+ * @brief  SPI configuration values
+ */
+typedef struct {
+    NRF_SPIM_Type *dev; /**< SPI device used */
+    gpio_t sclk;        /**< CLK pin */
+    gpio_t mosi;        /**< MOSI pin */
+    gpio_t miso;        /**< MISO pin */
+    uint8_t ppi;        /**< PPI channel */
</pre>
<p>This is only required for the errata58 workaround and thus not required for the nrf52840 MCU. Should I ifdef this to only use it with the nrf52832?</p>

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