[PATCH] tty: serial: Prepare cleanup of powerpc's asm/prom.h

[Christophe Leroy]

powerpc's asm/prom.h brings some headers that it doesn't
need itself.

In order to clean it up, first add missing headers in
users of asm/prom.h

Signed-off-by: Christophe Leroy <christophe.leroy at csgroup.eu>
---
 drivers/tty/serial/cpm_uart/cpm_uart_cpm2.c | 1 -
 drivers/tty/serial/mpc52xx_uart.c           | 2 ++
 drivers/tty/serial/pmac_zilog.c             | 1 -
 3 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/tty/serial/cpm_uart/cpm_uart_cpm2.c b/drivers/tty/serial/cpm_uart/cpm_uart_cpm2.c
index 6a1cd03bfe39..108af254e8f3 100644
--- a/drivers/tty/serial/cpm_uart/cpm_uart_cpm2.c
+++ b/drivers/tty/serial/cpm_uart/cpm_uart_cpm2.c
@@ -25,7 +25,6 @@
 #include <asm/io.h>
 #include <asm/irq.h>
 #include <asm/fs_pd.h>
-#include <asm/prom.h>
 
 #include <linux/serial_core.h>
 #include <linux/kernel.h>
diff --git a/drivers/tty/serial/mpc52xx_uart.c b/drivers/tty/serial/mpc52xx_uart.c
index 8a6958377764..4ec785e4f9b1 100644
--- a/drivers/tty/serial/mpc52xx_uart.c
+++ b/drivers/tty/serial/mpc52xx_uart.c
@@ -38,6 +38,8 @@
 #include <linux/delay.h>
 #include <linux/io.h>
 #include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_irq.h>
 #include <linux/of_platform.h>
 #include <linux/clk.h>
 
diff --git a/drivers/tty/serial/pmac_zilog.c b/drivers/tty/serial/pmac_zilog.c
index 5d97c201ad88..c903085acb8d 100644
--- a/drivers/tty/serial/pmac_zilog.c
+++ b/drivers/tty/serial/pmac_zilog.c
@@ -51,7 +51,6 @@
 #include <asm/irq.h>
 
 #ifdef CONFIG_PPC_PMAC
-#include <asm/prom.h>
 #include <asm/machdep.h>
 #include <asm/pmac_feature.h>
 #include <asm/dbdma.h>
-- 
2.35.1