common: Drop linux/delay.h from common header

Move this uncommon header out of the common header.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/ram/rockchip/dmc-rk3368.c b/drivers/ram/rockchip/dmc-rk3368.c
index 8dc4738..31a3c83 100644
--- a/drivers/ram/rockchip/dmc-rk3368.c
+++ b/drivers/ram/rockchip/dmc-rk3368.c
@@ -20,6 +20,7 @@
 #include <asm/arch-rockchip/ddr_rk3368.h>
 #include <asm/arch-rockchip/sdram.h>
 #include <asm/arch-rockchip/sdram_rk3288.h>
+#include <linux/delay.h>
 #include <linux/err.h>
 
 struct dram_info {
diff --git a/drivers/ram/rockchip/sdram_pctl_px30.c b/drivers/ram/rockchip/sdram_pctl_px30.c
index 1839ceb..331d85f 100644
--- a/drivers/ram/rockchip/sdram_pctl_px30.c
+++ b/drivers/ram/rockchip/sdram_pctl_px30.c
@@ -8,6 +8,7 @@
 #include <asm/io.h>
 #include <asm/arch-rockchip/sdram.h>
 #include <asm/arch-rockchip/sdram_pctl_px30.h>
+#include <linux/delay.h>
 
 /*
  * rank = 1: cs0
diff --git a/drivers/ram/rockchip/sdram_phy_px30.c b/drivers/ram/rockchip/sdram_phy_px30.c
index 5de7377..f7f6de1 100644
--- a/drivers/ram/rockchip/sdram_phy_px30.c
+++ b/drivers/ram/rockchip/sdram_phy_px30.c
@@ -9,6 +9,7 @@
 #include <asm/arch-rockchip/sdram.h>
 #include <asm/arch-rockchip/sdram_common.h>
 #include <asm/arch-rockchip/sdram_phy_px30.h>
+#include <linux/delay.h>
 
 static void sdram_phy_dll_bypass_set(void __iomem *phy_base, u32 freq)
 {
diff --git a/drivers/ram/rockchip/sdram_px30.c b/drivers/ram/rockchip/sdram_px30.c
index 67f494c..fd5763d 100644
--- a/drivers/ram/rockchip/sdram_px30.c
+++ b/drivers/ram/rockchip/sdram_px30.c
@@ -17,6 +17,7 @@
 #include <asm/arch-rockchip/hardware.h>
 #include <asm/arch-rockchip/sdram.h>
 #include <asm/arch-rockchip/sdram_px30.h>
+#include <linux/delay.h>
 
 struct dram_info {
 #ifdef CONFIG_TPL_BUILD
diff --git a/drivers/ram/rockchip/sdram_rk3188.c b/drivers/ram/rockchip/sdram_rk3188.c
index cc9bd02..7aedb4f 100644
--- a/drivers/ram/rockchip/sdram_rk3188.c
+++ b/drivers/ram/rockchip/sdram_rk3188.c
@@ -25,6 +25,7 @@
 #include <asm/arch-rockchip/pmu_rk3188.h>
 #include <asm/arch-rockchip/sdram.h>
 #include <asm/arch-rockchip/sdram_rk3288.h>
+#include <linux/delay.h>
 #include <linux/err.h>
 
 struct chan_info {
diff --git a/drivers/ram/rockchip/sdram_rk322x.c b/drivers/ram/rockchip/sdram_rk322x.c
index 0b11b48..094693c 100644
--- a/drivers/ram/rockchip/sdram_rk322x.c
+++ b/drivers/ram/rockchip/sdram_rk322x.c
@@ -20,6 +20,7 @@
 #include <asm/arch-rockchip/uart.h>
 #include <asm/arch-rockchip/sdram.h>
 #include <asm/types.h>
+#include <linux/delay.h>
 #include <linux/err.h>
 
 DECLARE_GLOBAL_DATA_PTR;
diff --git a/drivers/ram/rockchip/sdram_rk3288.c b/drivers/ram/rockchip/sdram_rk3288.c
index 2e6186d..64d704e 100644
--- a/drivers/ram/rockchip/sdram_rk3288.c
+++ b/drivers/ram/rockchip/sdram_rk3288.c
@@ -25,6 +25,7 @@
 #include <asm/arch-rockchip/pmu_rk3288.h>
 #include <asm/arch-rockchip/sdram.h>
 #include <asm/arch-rockchip/sdram_rk3288.h>
+#include <linux/delay.h>
 #include <linux/err.h>
 #include <power/regulator.h>
 #include <power/rk8xx_pmic.h>
diff --git a/drivers/ram/rockchip/sdram_rk3328.c b/drivers/ram/rockchip/sdram_rk3328.c
index f013010..3f3926f 100644
--- a/drivers/ram/rockchip/sdram_rk3328.c
+++ b/drivers/ram/rockchip/sdram_rk3328.c
@@ -19,6 +19,7 @@
 #include <asm/arch-rockchip/sdram.h>
 #include <asm/arch-rockchip/sdram_rk3328.h>
 #include <asm/arch-rockchip/uart.h>
+#include <linux/delay.h>
 
 struct dram_info {
 #ifdef CONFIG_TPL_BUILD
diff --git a/drivers/ram/rockchip/sdram_rk3399.c b/drivers/ram/rockchip/sdram_rk3399.c
index 9d2d3cf..60a1ab8 100644
--- a/drivers/ram/rockchip/sdram_rk3399.c
+++ b/drivers/ram/rockchip/sdram_rk3399.c
@@ -22,6 +22,7 @@
 #include <asm/arch-rockchip/hardware.h>
 #include <asm/arch-rockchip/sdram.h>
 #include <asm/arch-rockchip/sdram_rk3399.h>
+#include <linux/delay.h>
 #include <linux/err.h>
 #include <time.h>