soc: common: nordic_nrf: move pinctrl_soc.h to a common dir

Because both, RISC-V and ARM cores share the same pinctrl driver. The
top level common folder will disappear with the introduction of HWMv2,
where multi-arch SoCs will be well supported.

Signed-off-by: Gerard Marull-Paretas <gerard@teslabs.com>

boards/posix/nrf_bsim/soc/pinctrl_soc.h

@@ -8,6 +8,6 @@
 #define BOARDS_POSIX_NRF_BSIM_SOC_PINCTRL_SOC_H
 
 /* We reuse the real SOC's header: */
-#include "../soc/arm/nordic_nrf/common/pinctrl_soc.h"
+#include "../soc/common/nordic_nrf/pinctrl_soc.h"
 
 #endif /* BOARDS_POSIX_NRF_BSIM_SOC_PINCTRL_SOC_H */

soc/CMakeLists.txt

@@ -9,6 +9,8 @@ if(_SOC_IS_IN_TREE)
 endif()
 unset(_SOC_IS_IN_TREE)
 
+add_subdirectory(common)
+
 if(EXISTS ${SOC_DIR}/${ARCH}/CMakeLists.txt)
   add_subdirectory(${SOC_DIR}/${ARCH} soc/${ARCH})
 else()

soc/common/CMakeLists.txt

@@ -0,0 +1,4 @@
+# Copyright (c) 2024 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+add_subdirectory_ifdef(CONFIG_SOC_FAMILY_NRF nordic_nrf)

soc/common/nordic_nrf/CMakeLists.txt

@@ -0,0 +1,4 @@
+# Copyright (c) 2024 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+zephyr_include_directories(.)