From 20464f3a9b46ef882b9fdf140dcc7ff6a6db8d4c Mon Sep 17 00:00:00 2001
From: Baolin Wang <baolin.wang@linaro.org>
Date: Mon, 17 Sep 2018 11:33:40 -0700
Subject: [PATCH] serial: sprd: Remove unused structure

Remove the unused reg_backup structure.

Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
Acked-by: Chunyan Zhang <chunyan.zhang@spreadtrum.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/tty/serial/sprd_serial.c | 11 -----------
 1 file changed, 11 deletions(-)

diff --git a/drivers/tty/serial/sprd_serial.c b/drivers/tty/serial/sprd_serial.c
index 828f1143859c..1b0e3fbe546a 100644
--- a/drivers/tty/serial/sprd_serial.c
+++ b/drivers/tty/serial/sprd_serial.c
@@ -95,19 +95,8 @@
 #define SPRD_IMSR_BREAK_DETECT		BIT(7)
 #define SPRD_IMSR_TIMEOUT		BIT(13)
 
-struct reg_backup {
-	u32 ien;
-	u32 ctrl0;
-	u32 ctrl1;
-	u32 ctrl2;
-	u32 clkd0;
-	u32 clkd1;
-	u32 dspwait;
-};
-
 struct sprd_uart_port {
 	struct uart_port port;
-	struct reg_backup reg_bak;
 	char name[16];
 };