hal: renesas: rx: Add support for CTSU driver

drivers/rx/CMakeLists.txt

@@ -136,3 +136,19 @@ if(CONFIG_USE_RX_RDP_LVD)
 		rdp/src/r_lvd_rx/src
 		rdp/src/r_lvd_rx/src/targets/${CONFIG_SOC_SERIES})
 endif()
+
+if(CONFIG_USE_RX_RDP_CTSU)
+	zephyr_library_sources(
+		rdp/src/r_ctsu_qe/src/r_ctsu_qe.c
+		rdp/src/r_ctsu_qe/src/r_ctsu_qe_pinset.c
+		rdp/src/rm_touch_qe/src/rm_touch_qe.c
+	)
+	zephyr_include_directories(
+		rdp/src/r_ctsu_qe
+		rdp/src/r_ctsu_qe/inc
+		rdp/src/rm_touch_qe
+		rdp/src/rm_touch_qe/inc
+	)
+endif()
+
+zephyr_compile_definitions_ifdef(CONFIG_INPUT_RENESAS_RX_QE_TOUCH_CFG QE_TOUCH_CONFIGURATION)

drivers/rx/rdp/src/r_bsp/mcu/all/r_fsp_error.h

@@ -0,0 +1,60 @@
+/*
+* Copyright (c) 2011 Renesas Electronics Corporation and/or its affiliates
+*
+* SPDX-License-Identifier: BSD-3-Clause
+*/
+/***********************************************************************************************************************
+* File Name    : r_fsp_error.h
+* Description  : The user chooses which MCU and board they are developing for in this file. If the board you are using
+*                is not listed below, please add your own or use the default 'User Board'.
+***********************************************************************************************************************/
+/***********************************************************************************************************************
+* History : DD.MM.YYYY Version  Description
+*         : 23.04.2021 1.00     First Release
+*         : 26.02.2025 1.01     Changed the disclaimer.
+***********************************************************************************************************************/
+#ifndef R_FSP_ERROR_H_
+#define R_FSP_ERROR_H_
+
+
+/***********************************************************************************************************************
+ * Includes
+ **********************************************************************************************************************/
+#include "fsp_common_api.h"
+
+/***********************************************************************************************************************
+ * Macro definitions
+ **********************************************************************************************************************/
+/** Macro to log and return error without an assertion. */
+#ifndef FSP_RETURN
+
+ #define FSP_RETURN(err)    FSP_ERROR_LOG((err)); \
+    return err;
+#endif
+
+/** This function is called before returning an error code. To stop on a runtime error, define fsp_error_log in
+ * user code and do required debugging (breakpoints, stack dump, etc) in this function.*/
+ #define FSP_ERROR_LOG(err)
+
+/** Default assertion calls ::FSP_ERROR_RETURN if condition "a" is false. Used to identify incorrect use of API's in FSP
+ * functions. */
+ #define FSP_ASSERT(a)    FSP_ERROR_RETURN((a), FSP_ERR_ASSERTION)
+
+/** All FSP error codes are returned using this macro. Calls ::FSP_ERROR_LOG function if condition "a" is false. Used
+ * to identify runtime errors in FSP functions. */
+
+#define FSP_ERROR_RETURN(a, err)                        \
+    {                                                   \
+        if ((a))                                        \
+        {                                               \
+            (void) 0;                  /* Do nothing */ \
+        }                                               \
+        else                                            \
+        {                                               \
+            FSP_ERROR_LOG(err);                         \
+            return err;                                 \
+        }                                               \
+    }
+
+
+#endif /* R_FSP_ERROR_H_ */