From 812abb9fbe32751dcd402e0e9251b1f667f85248 Mon Sep 17 00:00:00 2001
From: Adam Kondraciuk <adam.kondraciuk@nordicsemi.no>
Date: Fri, 8 Nov 2024 10:57:20 +0100
Subject: [PATCH] drivers: spi: nrfx_spim: set/clear pins retention

Add pins retention control when GPD is enabled for SPIM.

Signed-off-by: Adam Kondraciuk <adam.kondraciuk@nordicsemi.no>
---
 drivers/spi/spi_nrfx_spim.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/spi/spi_nrfx_spim.c b/drivers/spi/spi_nrfx_spim.c
index 3de9f82709c5d..b0eecc076252f 100644
--- a/drivers/spi/spi_nrfx_spim.c
+++ b/drivers/spi/spi_nrfx_spim.c
@@ -11,6 +11,9 @@
 #include <zephyr/drivers/pinctrl.h>
 #include <zephyr/mem_mgmt/mem_attr.h>
 #include <soc.h>
+#ifdef CONFIG_SOC_NRF54H20_GPD
+#include <nrf/gpd.h>
+#endif
 #ifdef CONFIG_SOC_NRF52832_ALLOW_SPIM_DESPITE_PAN_58
 #include <nrfx_ppi.h>
 #endif
@@ -586,6 +589,11 @@ static int spim_nrfx_pm_action(const struct device *dev,
 		/* nrfx_spim_init() will be called at configuration before
 		 * the next transfer.
 		 */
+
+#ifdef CONFIG_SOC_NRF54H20_GPD
+		nrf_gpd_retain_pins_set(dev_config->pcfg, false);
+#endif
+
 		break;
 
 	case PM_DEVICE_ACTION_SUSPEND:
@@ -594,6 +602,10 @@ static int spim_nrfx_pm_action(const struct device *dev,
 			dev_data->initialized = false;
 		}
 
+#ifdef CONFIG_SOC_NRF54H20_GPD
+		nrf_gpd_retain_pins_set(dev_config->pcfg, true);
+#endif
+
 		ret = pinctrl_apply_state(dev_config->pcfg,
 					  PINCTRL_STATE_SLEEP);
 		if (ret < 0) {