tree: Remove unused <stddef.h>

Change-Id: I7d7ad562eeff7247b7377b6570d489faee0aeda0
Signed-off-by: Elyes Haouas <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/82669
Reviewed-by: Yu-Ping Wu <yupingso@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Yidi Lin <yidilin@google.com>

src/drivers/uart/oxpcie_early.c

@@ -1,7 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
 #include <stdint.h>
-#include <stddef.h>
 #include <device/pci_ops.h>
 #include <console/uart.h>
 #include <device/pci.h>

src/ec/google/chromeec/ec_skuid.c

@@ -1,6 +1,5 @@
 /* SPDX-License-Identifier: GPL-2.0-or-later */
 
-#include <stddef.h>
 #include <ec/google/chromeec/ec.h>
 
 uint32_t google_chromeec_get_board_sku(void)

src/ec/google/chromeec/ec_smbios.c

@@ -1,6 +1,5 @@
 /* SPDX-License-Identifier: GPL-2.0-or-later */
 
-#include <stddef.h>
 #include <ec/google/chromeec/ec.h>
 #include <console/console.h>
 #include <string.h>

src/ec/purism/librem-ec/librem_ec.c

@@ -1,8 +1,8 @@
 /* SPDX-License-Identifier: GPL-2.0-only */
 
+#include <commonlib/bsd/helpers.h>
 #include "librem_ec.h"
 #include "../../system76/ec/system76_ec.h"
-#include <stddef.h>
 
 #define CMD_PROBE 1
 

src/mainboard/intel/glkrvp/boardid.c

@@ -2,7 +2,6 @@
 
 #include <baseboard/variants.h>
 #include <boardid.h>
-#include <stddef.h>
 #include <ec/acpi/ec.h>
 
 #define BOARD_ID_GLK_RVP1_DDR4	0x5 /* RVP1 - DDR4 */

src/mainboard/intel/kblrvp/board_id.c

@@ -2,7 +2,6 @@
 #include "board_id.h"
 #include <ec/acpi/ec.h>
 #include <stdint.h>
-#include <stddef.h>
 
 /*
  * Get Board info via EC I/O port write/read

src/soc/amd/cezanne/psp_verstage/svc.c

@@ -3,7 +3,6 @@
 #include <assert.h>
 #include <bl_uapp/bl_syscall_public.h>
 #include <psp_verstage.h>
-#include <stddef.h>
 #include <svc_call.h>
 
 void svc_exit(uint32_t status)

src/soc/amd/glinda/psp_verstage/svc.c

@@ -7,7 +7,6 @@
 #include <assert.h>
 #include <bl_uapp/bl_syscall_public.h>
 #include <psp_verstage.h>
-#include <stddef.h>
 #include <string.h>
 #include <svc_call.h>
 

src/soc/amd/mendocino/psp_verstage/svc.c

@@ -5,7 +5,6 @@
 #include <assert.h>
 #include <bl_uapp/bl_syscall_public.h>
 #include <psp_verstage.h>
-#include <stddef.h>
 #include <string.h>
 #include <svc_call.h>
 

src/soc/amd/phoenix/psp_verstage/svc.c

@@ -5,7 +5,6 @@
 #include <assert.h>
 #include <bl_uapp/bl_syscall_public.h>
 #include <psp_verstage.h>
-#include <stddef.h>
 #include <string.h>
 #include <svc_call.h>
 

src/soc/amd/picasso/psp_verstage/svc.c

@@ -3,7 +3,6 @@
 #include <assert.h>
 #include <bl_uapp/bl_syscall_public.h>
 #include <psp_verstage.h>
-#include <stddef.h>
 #include <svc_call.h>
 
 void svc_exit(uint32_t status)

src/soc/mediatek/mt8186/pll.c

@@ -8,7 +8,6 @@
 #include <console/console.h>
 #include <device/mmio.h>
 #include <delay.h>
-#include <stddef.h>
 #include <timer.h>
 
 #include <soc/addressmap.h>

src/soc/mediatek/mt8188/pll.c

@@ -3,7 +3,6 @@
 #include <console/console.h>
 #include <device/mmio.h>
 #include <delay.h>
-#include <stddef.h>
 #include <timer.h>
 
 #include <soc/addressmap.h>

src/soc/mediatek/mt8195/pll.c

@@ -3,7 +3,6 @@
 #include <console/console.h>
 #include <device/mmio.h>
 #include <delay.h>
-#include <stddef.h>
 #include <timer.h>
 
 #include <soc/addressmap.h>