drivers: mspi: remove redundant gpd handling

Manual handling of global power domains using gpd has been
made redundant by power domain and pinctrl refactoring, and gpd
has thus been removed. Remove gpd handling from mspi driver, as
this is automatically done by pinctrl_apply_state() now.

Signed-off-by: Bjarki Arge Andreasen <[email protected]>

Author: bjarki-andreasen

drivers/mspi/mspi_sqspi.c

@@ -21,9 +21,6 @@
 #include <hal/nrf_oscillators.h>
 #include <hal/nrf_spu.h>
 #endif
-#if defined(CONFIG_SOC_NRF54H20_GPD)
-#include <nrf/gpd.h>
-#endif
 #include <dmm.h>
 
 LOG_MODULE_REGISTER(mspi_sqspi, CONFIG_MSPI_LOG_LEVEL);
@@ -432,13 +429,6 @@ static int dev_pm_action_cb(const struct device *dev,
 			return rc;
 		}
 
-#if defined(CONFIG_SOC_NRF54H20_GPD)
-		rc = nrf_gpd_retain_pins_set(dev_config->pcfg, false);
-		if (rc < 0) {
-			LOG_ERR("Cannot clear RETAIN for pins (%d)", rc);
-			return rc;
-		}
-#endif
 		nrfx_qspi2_activate(&dev_config->qspi2);
 #if defined(CONFIG_SOC_SERIES_NRF54LX)
 		nrf_memconf_ramblock_ret_enable_set(NRF_MEMCONF,
@@ -452,13 +442,6 @@ static int dev_pm_action_cb(const struct device *dev,
 
 	if (IS_ENABLED(CONFIG_PM_DEVICE) &&
 	    action == PM_DEVICE_ACTION_SUSPEND) {
-#if defined(CONFIG_SOC_NRF54H20_GPD)
-		rc = nrf_gpd_retain_pins_set(dev_config->pcfg, true);
-		if (rc < 0) {
-			LOG_ERR("Cannot set RETAIN for pins (%d)", rc);
-			return rc;
-		}
-#endif
 		rc = pinctrl_apply_state(dev_config->pcfg,
 					 PINCTRL_STATE_SLEEP);
 		if (rc < 0) {