superio: Use 'include <stdlib.h>' when appropriate

Change-Id: I55e7b680e128f29a9fd549edfb676e6571330677
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/32830
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
diff --git a/src/superio/fintek/f71808a/superio.c b/src/superio/fintek/f71808a/superio.c
index 200b21e..05132cc 100644
--- a/src/superio/fintek/f71808a/superio.c
+++ b/src/superio/fintek/f71808a/superio.c
@@ -18,7 +18,6 @@
 #include <device/device.h>
 #include <device/pnp.h>
 #include <superio/conf_mode.h>
-#include <stdlib.h>
 #include <pc80/keyboard.h>
 
 #include "f71808a.h"
diff --git a/src/superio/fintek/f71859/superio.c b/src/superio/fintek/f71859/superio.c
index da998d0..2cd1bb1 100644
--- a/src/superio/fintek/f71859/superio.c
+++ b/src/superio/fintek/f71859/superio.c
@@ -18,7 +18,6 @@
 #include <device/device.h>
 #include <device/pnp.h>
 #include <superio/conf_mode.h>
-#include <stdlib.h>
 #include "f71859.h"
 
 static void f71859_init(struct device *dev)
diff --git a/src/superio/fintek/f71863fg/superio.c b/src/superio/fintek/f71863fg/superio.c
index a5cd632..5a33a71 100644
--- a/src/superio/fintek/f71863fg/superio.c
+++ b/src/superio/fintek/f71863fg/superio.c
@@ -17,8 +17,8 @@
 #include <device/device.h>
 #include <device/pnp.h>
 #include <superio/conf_mode.h>
-#include <stdlib.h>
 #include <pc80/keyboard.h>
+
 #include "f71863fg.h"
 
 static void f71863fg_init(struct device *dev)
diff --git a/src/superio/fintek/f71869ad/superio.c b/src/superio/fintek/f71869ad/superio.c
index 15fdf3e..67b39ef 100644
--- a/src/superio/fintek/f71869ad/superio.c
+++ b/src/superio/fintek/f71869ad/superio.c
@@ -17,7 +17,6 @@
 #include <device/device.h>
 #include <device/pnp.h>
 #include <superio/conf_mode.h>
-#include <stdlib.h>
 #include <pc80/keyboard.h>
 
 #include "fintek_internal.h"
diff --git a/src/superio/fintek/f81216h/superio.c b/src/superio/fintek/f81216h/superio.c
index e55ec57..106ab0e 100644
--- a/src/superio/fintek/f81216h/superio.c
+++ b/src/superio/fintek/f81216h/superio.c
@@ -19,7 +19,6 @@
 #include <device/pnp.h>
 #include <superio/conf_mode.h>
 #include <console/console.h>
-#include <stdlib.h>
 
 #include "chip.h"
 #include "f81216h.h"
diff --git a/src/superio/fintek/f81865f/superio.c b/src/superio/fintek/f81865f/superio.c
index b6156ee..d62fc82 100644
--- a/src/superio/fintek/f81865f/superio.c
+++ b/src/superio/fintek/f81865f/superio.c
@@ -17,8 +17,8 @@
 #include <device/device.h>
 #include <device/pnp.h>
 #include <superio/conf_mode.h>
-#include <stdlib.h>
 #include <pc80/keyboard.h>
+
 #include "f81865f.h"
 
 static void f81865f_init(struct device *dev)
diff --git a/src/superio/fintek/f81866d/superio.c b/src/superio/fintek/f81866d/superio.c
index 53a5aac..c66bf27 100644
--- a/src/superio/fintek/f81866d/superio.c
+++ b/src/superio/fintek/f81866d/superio.c
@@ -19,8 +19,8 @@
 #include <device/device.h>
 #include <device/pnp.h>
 #include <superio/conf_mode.h>
-#include <stdlib.h>
 #include <pc80/keyboard.h>
+
 #include "f81866d.h"
 #include "fintek_internal.h"
 
diff --git a/src/superio/ite/common/env_ctrl.c b/src/superio/ite/common/env_ctrl.c
index bee0a50..9d7594f 100644
--- a/src/superio/ite/common/env_ctrl.c
+++ b/src/superio/ite/common/env_ctrl.c
@@ -17,9 +17,9 @@
  * GNU General Public License for more details.
  */
 
-#include <stdlib.h>
 #include <console/console.h>
 #include <delay.h>
+#include <stddef.h>
 #include <superio/hwm5_conf.h>
 
 #include "env_ctrl.h"
diff --git a/src/superio/ite/it8528e/superio.c b/src/superio/ite/it8528e/superio.c
index 1ed8fe0..d7169e6 100644
--- a/src/superio/ite/it8528e/superio.c
+++ b/src/superio/ite/it8528e/superio.c
@@ -19,7 +19,6 @@
 
 #include <device/device.h>
 #include <device/pnp.h>
-#include <stdlib.h>
 #include <superio/conf_mode.h>
 
 #include "it8528e.h"
diff --git a/src/superio/ite/it8623e/superio.c b/src/superio/ite/it8623e/superio.c
index 5fdfcef..0448832 100644
--- a/src/superio/ite/it8623e/superio.c
+++ b/src/superio/ite/it8623e/superio.c
@@ -19,7 +19,6 @@
 #include <device/device.h>
 #include <device/pnp.h>
 #include <pc80/keyboard.h>
-#include <stdlib.h>
 #include <superio/conf_mode.h>
 #include <superio/ite/common/env_ctrl.h>
 
diff --git a/src/superio/ite/it8712f/superio.c b/src/superio/ite/it8712f/superio.c
index 6f096b0..2004236 100644
--- a/src/superio/ite/it8712f/superio.c
+++ b/src/superio/ite/it8712f/superio.c
@@ -18,7 +18,6 @@
 #include <device/device.h>
 #include <device/pnp.h>
 #include <pc80/keyboard.h>
-#include <stdlib.h>
 #include <superio/conf_mode.h>
 
 #include "it8712f.h"
diff --git a/src/superio/ite/it8718f/superio.c b/src/superio/ite/it8718f/superio.c
index ed15955..297aead 100644
--- a/src/superio/ite/it8718f/superio.c
+++ b/src/superio/ite/it8718f/superio.c
@@ -17,7 +17,6 @@
 #include <device/device.h>
 #include <device/pnp.h>
 #include <pc80/keyboard.h>
-#include <stdlib.h>
 #include <superio/ite/common/env_ctrl.h>
 #include <superio/conf_mode.h>
 
diff --git a/src/superio/ite/it8721f/superio.c b/src/superio/ite/it8721f/superio.c
index cf3ca3f..5426992 100644
--- a/src/superio/ite/it8721f/superio.c
+++ b/src/superio/ite/it8721f/superio.c
@@ -18,8 +18,8 @@
 #include <device/device.h>
 #include <device/pnp.h>
 #include <pc80/keyboard.h>
-#include <stdlib.h>
 #include <superio/conf_mode.h>
+
 #include "it8721f.h"
 
 static void init(struct device *dev)
diff --git a/src/superio/ite/it8728f/superio.c b/src/superio/ite/it8728f/superio.c
index 7107bb4..58a837e 100644
--- a/src/superio/ite/it8728f/superio.c
+++ b/src/superio/ite/it8728f/superio.c
@@ -18,7 +18,6 @@
 #include <device/pnp.h>
 #include <superio/conf_mode.h>
 #include <pc80/keyboard.h>
-#include <stdlib.h>
 #include <superio/ite/common/env_ctrl.h>
 
 #include "chip.h"
diff --git a/src/superio/ite/it8772f/superio.c b/src/superio/ite/it8772f/superio.c
index 4d9ea71..bf67264 100644
--- a/src/superio/ite/it8772f/superio.c
+++ b/src/superio/ite/it8772f/superio.c
@@ -20,7 +20,6 @@
 #include <pc80/keyboard.h>
 #include <arch/io.h>
 #include <delay.h>
-#include <stdlib.h>
 #include <superio/conf_mode.h>
 #include <superio/hwm5_conf.h>
 
diff --git a/src/superio/nsc/pc87382/superio.c b/src/superio/nsc/pc87382/superio.c
index 7c04023..c90ebd9 100644
--- a/src/superio/nsc/pc87382/superio.c
+++ b/src/superio/nsc/pc87382/superio.c
@@ -16,7 +16,7 @@
 
 #include <device/device.h>
 #include <device/pnp.h>
-#include <stdlib.h>
+
 #include "pc87382.h"
 
 static void init(struct device *dev)
diff --git a/src/superio/nsc/pc87384/superio.c b/src/superio/nsc/pc87384/superio.c
index cef7ff7..87dd265 100644
--- a/src/superio/nsc/pc87384/superio.c
+++ b/src/superio/nsc/pc87384/superio.c
@@ -16,7 +16,7 @@
 
 #include <device/device.h>
 #include <device/pnp.h>
-#include <stdlib.h>
+
 #include "pc87384.h"
 
 static struct device_operations ops = {
diff --git a/src/superio/nsc/pc87392/superio.c b/src/superio/nsc/pc87392/superio.c
index a15d0a2..4a5bed2 100644
--- a/src/superio/nsc/pc87392/superio.c
+++ b/src/superio/nsc/pc87392/superio.c
@@ -16,7 +16,7 @@
 
 #include <device/device.h>
 #include <device/pnp.h>
-#include <stdlib.h>
+
 #include "pc87392.h"
 
 static void init(struct device *dev)
diff --git a/src/superio/nsc/pc87417/superio.c b/src/superio/nsc/pc87417/superio.c
index f867ff3..f98ba84 100644
--- a/src/superio/nsc/pc87417/superio.c
+++ b/src/superio/nsc/pc87417/superio.c
@@ -19,7 +19,7 @@
 #include <device/device.h>
 #include <device/pnp.h>
 #include <pc80/keyboard.h>
-#include <stdlib.h>
+
 #include "pc87417.h"
 
 static void init(struct device *dev)
diff --git a/src/superio/nuvoton/nct5104d/superio.c b/src/superio/nuvoton/nct5104d/superio.c
index 40d1200..493e0ce 100644
--- a/src/superio/nuvoton/nct5104d/superio.c
+++ b/src/superio/nuvoton/nct5104d/superio.c
@@ -16,7 +16,7 @@
 
 #include <device/pnp.h>
 #include <superio/conf_mode.h>
-#include <stdlib.h>
+
 #include "nct5104d.h"
 #include "chip.h"
 
diff --git a/src/superio/nuvoton/nct5572d/superio.c b/src/superio/nuvoton/nct5572d/superio.c
index e8249d4..3084687 100644
--- a/src/superio/nuvoton/nct5572d/superio.c
+++ b/src/superio/nuvoton/nct5572d/superio.c
@@ -21,7 +21,6 @@
 #include <device/pnp.h>
 #include <pc80/keyboard.h>
 #include <pc80/mc146818rtc.h>
-#include <stdlib.h>
 #include <arch/acpi.h>
 #include <superio/conf_mode.h>
 
diff --git a/src/superio/nuvoton/nct6776/superio.c b/src/superio/nuvoton/nct6776/superio.c
index e399c0a..78e07b6 100644
--- a/src/superio/nuvoton/nct6776/superio.c
+++ b/src/superio/nuvoton/nct6776/superio.c
@@ -19,7 +19,6 @@
 #include <device/device.h>
 #include <device/pnp.h>
 #include <pc80/keyboard.h>
-#include <stdlib.h>
 #include <superio/conf_mode.h>
 
 #include "nct6776.h"
diff --git a/src/superio/nuvoton/nct6779d/superio.c b/src/superio/nuvoton/nct6779d/superio.c
index 49e6306..7ef3488 100644
--- a/src/superio/nuvoton/nct6779d/superio.c
+++ b/src/superio/nuvoton/nct6779d/superio.c
@@ -20,7 +20,6 @@
 #include <device/device.h>
 #include <device/pnp.h>
 #include <pc80/keyboard.h>
-#include <stdlib.h>
 #include <superio/conf_mode.h>
 
 #include "nct6779d.h"
diff --git a/src/superio/nuvoton/nct6791d/superio.c b/src/superio/nuvoton/nct6791d/superio.c
index 3a6d740..23d5a6f8 100644
--- a/src/superio/nuvoton/nct6791d/superio.c
+++ b/src/superio/nuvoton/nct6791d/superio.c
@@ -21,7 +21,6 @@
 #include <device/device.h>
 #include <device/pnp.h>
 #include <pc80/keyboard.h>
-#include <stdlib.h>
 #include <superio/conf_mode.h>
 
 #include "nct6791d.h"
diff --git a/src/superio/nuvoton/npcd378/superio.c b/src/superio/nuvoton/npcd378/superio.c
index c1f557e..f11e75a 100644
--- a/src/superio/nuvoton/npcd378/superio.c
+++ b/src/superio/nuvoton/npcd378/superio.c
@@ -23,7 +23,6 @@
 #include <device/pnp.h>
 #include <option.h>
 #include <pc80/keyboard.h>
-#include <stdlib.h>
 #include <superio/conf_mode.h>
 #include <arch/acpi.h>
 #include <arch/acpigen.h>
diff --git a/src/superio/nuvoton/wpcm450/superio.c b/src/superio/nuvoton/wpcm450/superio.c
index c666818..aeb394a 100644
--- a/src/superio/nuvoton/wpcm450/superio.c
+++ b/src/superio/nuvoton/wpcm450/superio.c
@@ -17,7 +17,7 @@
 #include <device/device.h>
 #include <device/pnp.h>
 #include <pc80/keyboard.h>
-#include <stdlib.h>
+
 #include "wpcm450.h"
 
 static void init(struct device *dev)
diff --git a/src/superio/renesas/m3885x/superio.c b/src/superio/renesas/m3885x/superio.c
index 79d300b..4bc590f 100644
--- a/src/superio/renesas/m3885x/superio.c
+++ b/src/superio/renesas/m3885x/superio.c
@@ -16,7 +16,6 @@
 #include <device/device.h>
 #include <device/pnp.h>
 #include <console/console.h>
-#include <stdlib.h>
 #include <pc80/keyboard.h>
 
 void m3885_configure_multikey(void);
diff --git a/src/superio/smsc/fdc37n972/superio.c b/src/superio/smsc/fdc37n972/superio.c
index 0ee9850..3706dec 100644
--- a/src/superio/smsc/fdc37n972/superio.c
+++ b/src/superio/smsc/fdc37n972/superio.c
@@ -17,7 +17,6 @@
 #include <device/pnp.h>
 #include <superio/conf_mode.h>
 #include <pc80/keyboard.h>
-#include <stdlib.h>
 
 #include "fdc37n972.h"
 
diff --git a/src/superio/smsc/kbc1100/superio.c b/src/superio/smsc/kbc1100/superio.c
index cd621a4..9de88e2 100644
--- a/src/superio/smsc/kbc1100/superio.c
+++ b/src/superio/smsc/kbc1100/superio.c
@@ -19,7 +19,7 @@
 #include <device/pnp.h>
 #include <superio/conf_mode.h>
 #include <pc80/keyboard.h>
-#include <stdlib.h>
+
 #include "kbc1100.h"
 
 /* Forward declarations */
diff --git a/src/superio/smsc/lpc47m10x/superio.c b/src/superio/smsc/lpc47m10x/superio.c
index 0cf8324..a4e3799 100644
--- a/src/superio/smsc/lpc47m10x/superio.c
+++ b/src/superio/smsc/lpc47m10x/superio.c
@@ -22,7 +22,7 @@
 #include <device/pnp.h>
 #include <superio/conf_mode.h>
 #include <pc80/keyboard.h>
-#include <stdlib.h>
+
 #include "lpc47m10x.h"
 
 /**
diff --git a/src/superio/smsc/lpc47m15x/superio.c b/src/superio/smsc/lpc47m15x/superio.c
index 7b7623f..40eb7d2 100644
--- a/src/superio/smsc/lpc47m15x/superio.c
+++ b/src/superio/smsc/lpc47m15x/superio.c
@@ -19,7 +19,7 @@
 #include <device/pnp.h>
 #include <superio/conf_mode.h>
 #include <pc80/keyboard.h>
-#include <stdlib.h>
+
 #include "lpc47m15x.h"
 
 /* Forward declarations */
diff --git a/src/superio/smsc/lpc47n207/early_serial.c b/src/superio/smsc/lpc47n207/early_serial.c
index b8e5c0b..9bda334 100644
--- a/src/superio/smsc/lpc47n207/early_serial.c
+++ b/src/superio/smsc/lpc47n207/early_serial.c
@@ -16,7 +16,7 @@
 #include <arch/io.h>
 #include <device/pnp.h>
 #include <stdint.h>
-#include <stdlib.h>
+
 #include "lpc47n207.h"
 
 /*
diff --git a/src/superio/smsc/lpc47n217/superio.c b/src/superio/smsc/lpc47n217/superio.c
index fe188af..1b34bec 100644
--- a/src/superio/smsc/lpc47n217/superio.c
+++ b/src/superio/smsc/lpc47n217/superio.c
@@ -24,7 +24,7 @@
 #include <device/pnp.h>
 #include <console/console.h>
 #include <assert.h>
-#include <stdlib.h>
+
 #include "lpc47n217.h"
 
 /* Forward declarations */
diff --git a/src/superio/smsc/lpc47n227/superio.c b/src/superio/smsc/lpc47n227/superio.c
index 6fcf8e4..57297ab 100644
--- a/src/superio/smsc/lpc47n227/superio.c
+++ b/src/superio/smsc/lpc47n227/superio.c
@@ -20,7 +20,6 @@
 #include <device/pnp.h>
 #include <console/console.h>
 #include <assert.h>
-#include <stdlib.h>
 #include <pc80/keyboard.h>
 #include <superio/conf_mode.h>
 
diff --git a/src/superio/smsc/mec1308/superio.c b/src/superio/smsc/mec1308/superio.c
index 2cd9bd3..106b8ad 100644
--- a/src/superio/smsc/mec1308/superio.c
+++ b/src/superio/smsc/mec1308/superio.c
@@ -19,7 +19,7 @@
 #include <device/pnp.h>
 #include <superio/conf_mode.h>
 #include <pc80/keyboard.h>
-#include <stdlib.h>
+
 #include "mec1308.h"
 
 static void mec1308_init(struct device *dev)
diff --git a/src/superio/smsc/sio1036/superio.c b/src/superio/smsc/sio1036/superio.c
index dc8a551..c39d097 100644
--- a/src/superio/smsc/sio1036/superio.c
+++ b/src/superio/smsc/sio1036/superio.c
@@ -18,7 +18,6 @@
 #include <device/device.h>
 #include <device/pnp.h>
 #include <superio/conf_mode.h>
-#include <stdlib.h>
 
 #include "sio1036.h"
 
diff --git a/src/superio/smsc/sio10n268/superio.c b/src/superio/smsc/sio10n268/superio.c
index b8243ec..cf432a0 100644
--- a/src/superio/smsc/sio10n268/superio.c
+++ b/src/superio/smsc/sio10n268/superio.c
@@ -13,10 +13,10 @@
  * GNU General Public License for more details.
  */
 
-#include <stdlib.h>
 #include <device/device.h>
 #include <device/pnp.h>
 #include <pc80/keyboard.h>
+
 #include "sio10n268.h"
 
 static void init(struct device *dev)
diff --git a/src/superio/smsc/smscsuperio/superio.c b/src/superio/smsc/smscsuperio/superio.c
index 4ce006d..aa5af38 100644
--- a/src/superio/smsc/smscsuperio/superio.c
+++ b/src/superio/smsc/smscsuperio/superio.c
@@ -35,7 +35,6 @@
 #include <superio/conf_mode.h>
 #include <console/console.h>
 #include <pc80/keyboard.h>
-#include <stdlib.h>
 
 /* The following Super I/O chips are currently supported by this driver: */
 #define LPC47M172	0x14
diff --git a/src/superio/winbond/w83627dhg/superio.c b/src/superio/winbond/w83627dhg/superio.c
index 9e15037..bd9900b 100644
--- a/src/superio/winbond/w83627dhg/superio.c
+++ b/src/superio/winbond/w83627dhg/superio.c
@@ -17,7 +17,7 @@
 #include <device/pnp.h>
 #include <superio/conf_mode.h>
 #include <pc80/keyboard.h>
-#include <stdlib.h>
+
 #include "w83627dhg.h"
 
 static void w83627dhg_enable_UR2(struct device *dev)
diff --git a/src/superio/winbond/w83627ehg/superio.c b/src/superio/winbond/w83627ehg/superio.c
index 85e3250..da50173 100644
--- a/src/superio/winbond/w83627ehg/superio.c
+++ b/src/superio/winbond/w83627ehg/superio.c
@@ -24,7 +24,7 @@
 #include <console/console.h>
 #include <pc80/keyboard.h>
 #include <pc80/mc146818rtc.h>
-#include <stdlib.h>
+
 #include "w83627ehg.h"
 
 static void enable_hwm_smbus(struct device *dev)
diff --git a/src/superio/winbond/w83627hf/superio.c b/src/superio/winbond/w83627hf/superio.c
index 54120fb..a4d734f 100644
--- a/src/superio/winbond/w83627hf/superio.c
+++ b/src/superio/winbond/w83627hf/superio.c
@@ -24,7 +24,7 @@
 #include <console/console.h>
 #include <pc80/keyboard.h>
 #include <pc80/mc146818rtc.h>
-#include <stdlib.h>
+
 #include "w83627hf.h"
 
 static void enable_hwm_smbus(struct device *dev)
diff --git a/src/superio/winbond/w83627uhg/superio.c b/src/superio/winbond/w83627uhg/superio.c
index 82974ba..e783740 100644
--- a/src/superio/winbond/w83627uhg/superio.c
+++ b/src/superio/winbond/w83627uhg/superio.c
@@ -18,8 +18,8 @@
 #include <device/pnp.h>
 #include <superio/conf_mode.h>
 #include <stdint.h>
-#include <stdlib.h>
 #include <pc80/keyboard.h>
+
 #include "w83627uhg.h"
 
 /*
diff --git a/src/superio/winbond/w83667hg-a/superio.c b/src/superio/winbond/w83667hg-a/superio.c
index 0735f04..4a995d6 100644
--- a/src/superio/winbond/w83667hg-a/superio.c
+++ b/src/superio/winbond/w83667hg-a/superio.c
@@ -21,7 +21,6 @@
 #include <device/pnp.h>
 #include <pc80/keyboard.h>
 #include <pc80/mc146818rtc.h>
-#include <stdlib.h>
 #include <arch/acpi.h>
 #include <superio/conf_mode.h>
 
diff --git a/src/superio/winbond/w83977tf/superio.c b/src/superio/winbond/w83977tf/superio.c
index b4f316b..b11e5be 100644
--- a/src/superio/winbond/w83977tf/superio.c
+++ b/src/superio/winbond/w83977tf/superio.c
@@ -20,7 +20,7 @@
 #include <device/pnp.h>
 #include <superio/conf_mode.h>
 #include <pc80/keyboard.h>
-#include <stdlib.h>
+
 #include "w83977tf.h"
 
 static void w83977tf_init(struct device *dev)