esp32: include register headers in soc.h

This fixes a build issue on esp32 that was introduced recently with the
merge of an old PR.

Include the register headers in soc.h rather than soc.c and make them
available to other code via soc.h

Signed-off-by: Anas Nashif <anas.nashif@intel.com>

arch/xtensa/soc/esp32/esp32-mp.c

@@ -22,16 +22,6 @@
 #define DPORT_APPCPU_CTRL_B    _REG(DPORT_BASE, 0x030)
 #define DPORT_APPCPU_CTRL_C    _REG(DPORT_BASE, 0x034)
 
-/* Two fields with same naming conventions live in two different
- * registers and have different widths...
- */
-#define RTC_CNTL_SW_STALL_APPCPU_C0  (0x03 << 0)  /* reg: OPTIONS0 */
-#define RTC_CNTL_SW_STALL_APPCPU_C1  (0x3f << 20) /* reg: SW_CPU_STALL */
-
-#define DPORT_APPCPU_CLKGATE_EN  BIT(0)
-#define DPORT_APPCPU_RUNSTALL    BIT(0)
-#define DPORT_APPCPU_RESETTING   BIT(0)
-
 struct cpustart_rec {
 	int cpu;
 	void (*fn)(int, void *);

arch/xtensa/soc/esp32/soc.c

@@ -5,7 +5,7 @@
  */
 
 /* Include esp-idf headers first to avoid redefining BIT() macro */
-#include <soc/dport_reg.h>
+#include "soc.h"
 #include <soc/rtc_cntl_reg.h>
 #include <soc/timer_group_reg.h>
 #include <xtensa/config/core-isa.h>

arch/xtensa/soc/esp32/soc.h

@@ -6,7 +6,8 @@
 
 #ifndef __SOC_H__
 #define __SOC_H__
-
+#include <soc/dport_reg.h>
+#include <soc/rtc_cntl_reg.h>
 #include <rom/ets_sys.h>
 
 #include <zephyr/types.h>