x86: Remove <common.h> and add needed includes

Remove <common.h> from all x86 architecture files and when needed add
missing include files directly.

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/arch/x86/cpu/tangier/acpi.c b/arch/x86/cpu/tangier/acpi.c
index 1d37cc9..d4d0ef6 100644
--- a/arch/x86/cpu/tangier/acpi.c
+++ b/arch/x86/cpu/tangier/acpi.c
@@ -5,7 +5,6 @@
  * Partially based on acpi.c for other x86 platforms
  */
 
-#include <common.h>
 #include <cpu.h>
 #include <dm.h>
 #include <mapmem.h>
diff --git a/arch/x86/cpu/tangier/pinmux.c b/arch/x86/cpu/tangier/pinmux.c
index 23bfa7c..6afb864 100644
--- a/arch/x86/cpu/tangier/pinmux.c
+++ b/arch/x86/cpu/tangier/pinmux.c
@@ -3,7 +3,6 @@
  * Copyright (c) 2018 Emlid Limited
  */
 
-#include <common.h>
 #include <dm.h>
 #include <log.h>
 #include <dm/pinctrl.h>
diff --git a/arch/x86/cpu/tangier/sdram.c b/arch/x86/cpu/tangier/sdram.c
index 374b262..7e1d290 100644
--- a/arch/x86/cpu/tangier/sdram.c
+++ b/arch/x86/cpu/tangier/sdram.c
@@ -3,12 +3,12 @@
  * Copyright (c) 2017 Intel Corporation
  */
 
-#include <common.h>
 #include <init.h>
 #include <log.h>
 #include <asm/e820.h>
 #include <asm/global_data.h>
 #include <asm/sfi.h>
+#include <asm/u-boot.h>
 #include <linux/printk.h>
 
 DECLARE_GLOBAL_DATA_PTR;
diff --git a/arch/x86/cpu/tangier/sysreset.c b/arch/x86/cpu/tangier/sysreset.c
index b03bc28..f57423a 100644
--- a/arch/x86/cpu/tangier/sysreset.c
+++ b/arch/x86/cpu/tangier/sysreset.c
@@ -5,7 +5,6 @@
  * Reset driver for tangier processor
  */
 
-#include <common.h>
 #include <dm.h>
 #include <sysreset.h>
 #include <asm/scu.h>
diff --git a/arch/x86/cpu/tangier/tangier.c b/arch/x86/cpu/tangier/tangier.c
index 1e2f6cc..8a8f7d2 100644
--- a/arch/x86/cpu/tangier/tangier.c
+++ b/arch/x86/cpu/tangier/tangier.c
@@ -3,7 +3,6 @@
  * Copyright (c) 2017 Intel Corporation
  */
 
-#include <common.h>
 #include <cpu_func.h>
 #include <init.h>
 #include <asm/u-boot-x86.h>