common: Drop linux/bitops.h from common header

Move this uncommon header out of the common header.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/board/gdsys/a38x/ihs_phys.c b/board/gdsys/a38x/ihs_phys.c
index 2ef3b3a..c23d150 100644
--- a/board/gdsys/a38x/ihs_phys.c
+++ b/board/gdsys/a38x/ihs_phys.c
@@ -2,6 +2,7 @@
 #include <dm.h>
 #include <miiphy.h>
 #include <asm-generic/gpio.h>
+#include <linux/bitops.h>
 #include <linux/delay.h>
 
 #include "ihs_phys.h"
diff --git a/board/gdsys/common/cmd_ioloop.c b/board/gdsys/common/cmd_ioloop.c
index 3b4494c..3ea2bec 100644
--- a/board/gdsys/common/cmd_ioloop.c
+++ b/board/gdsys/common/cmd_ioloop.c
@@ -7,6 +7,7 @@
 #include <common.h>
 #include <command.h>
 #include <console.h>
+#include <linux/bitops.h>
 #include <linux/delay.h>
 
 #include <gdsys_fpga.h>
diff --git a/board/gdsys/common/ioep-fpga.c b/board/gdsys/common/ioep-fpga.c
index 066222c..7292d7a 100644
--- a/board/gdsys/common/ioep-fpga.c
+++ b/board/gdsys/common/ioep-fpga.c
@@ -9,6 +9,7 @@
 #include <common.h>
 
 #include <gdsys_fpga.h>
+#include <linux/bitops.h>
 
 enum pcb_video_type {
 	PCB_DVI_SL,
@@ -443,6 +444,7 @@
 	return 0;
 }
 
+#include <linux/bitops.h>
 #endif
 
 bool ioep_fpga_has_osd(unsigned int fpga)
diff --git a/board/gdsys/mpc8308/hrcon.c b/board/gdsys/mpc8308/hrcon.c
index 90946cc..d206f8f 100644
--- a/board/gdsys/mpc8308/hrcon.c
+++ b/board/gdsys/mpc8308/hrcon.c
@@ -11,6 +11,7 @@
 #include <i2c.h>
 #include <init.h>
 #include <spi.h>
+#include <linux/bitops.h>
 #include <linux/delay.h>
 #include <linux/libfdt.h>
 #include <fdt_support.h>
diff --git a/board/gdsys/mpc8308/strider.c b/board/gdsys/mpc8308/strider.c
index 9b82c94..b3af8fe 100644
--- a/board/gdsys/mpc8308/strider.c
+++ b/board/gdsys/mpc8308/strider.c
@@ -11,6 +11,7 @@
 #include <i2c.h>
 #include <init.h>
 #include <spi.h>
+#include <linux/bitops.h>
 #include <linux/delay.h>
 #include <linux/libfdt.h>
 #include <fdt_support.h>