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/arch/arm/include/asm/arch-rockchip/lvds_rk3288.h b/arch/arm/include/asm/arch-rockchip/lvds_rk3288.h
index 0f00df6..fb25504 100644
--- a/arch/arm/include/asm/arch-rockchip/lvds_rk3288.h
+++ b/arch/arm/include/asm/arch-rockchip/lvds_rk3288.h
@@ -6,6 +6,10 @@
 #ifndef _ASM_ARCH_LVDS_RK3288_H
 #define _ASM_ARCH_LVDS_RK3288_H
 
+#ifndef __ASSEMBLY__
+#include <linux/bitops.h>
+#endif
+
 #define RK3288_LVDS_CH0_REG0			0x00
 #define RK3288_LVDS_CH0_REG0_LVDS_EN		BIT(7)
 #define RK3288_LVDS_CH0_REG0_TTL_EN		BIT(6)