board: ge: mx53ppd: Move check_time() to common location

We are going to be using check_time() on more than the mx53ppd, move this
function to a common location.

Signed-off-by: Martyn Welch <martyn.welch@collabora.co.uk>

board/ge/common/Makefile

@@ -4,4 +4,4 @@
 # SPDX-License-Identifier:	GPL-2.0+
 #
 
-obj-y  := vpd_reader.o
+obj-y  := vpd_reader.o ge_common.o

board/ge/common/ge_common.c

@@ -0,0 +1,55 @@
+/*
+ * Copyright 2017 General Electric Company
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <i2c.h>
+#include <rtc.h>
+
+void check_time(void)
+{
+	int ret, i;
+	struct rtc_time tm;
+	u8 retry = 3;
+
+	unsigned int current_i2c_bus = i2c_get_bus_num();
+
+	ret = i2c_set_bus_num(CONFIG_SYS_RTC_BUS_NUM);
+	if (ret < 0)
+		return;
+
+	rtc_init();
+
+	for (i = 0; i < retry; i++) {
+		ret = rtc_get(&tm);
+		if (!ret || ret == -EINVAL)
+			break;
+	}
+
+	if (ret < 0)
+		env_set("rtc_status", "RTC_ERROR");
+
+	if (tm.tm_year > 2037) {
+		tm.tm_sec  = 0;
+		tm.tm_min  = 0;
+		tm.tm_hour = 0;
+		tm.tm_mday = 1;
+		tm.tm_wday = 2;
+		tm.tm_mon  = 1;
+		tm.tm_year = 2036;
+
+		for (i = 0; i < retry; i++) {
+			ret = rtc_set(&tm);
+			if (!ret)
+				break;
+		}
+
+		if (ret < 0)
+			env_set("rtc_status", "RTC_ERROR");
+	}
+
+	i2c_set_bus_num(current_i2c_bus);
+}
+

board/ge/common/ge_common.h

@@ -0,0 +1,7 @@
+/*
+ * Copyright 2017 General Electric Company
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+void check_time(void);

board/ge/mx53ppd/mx53ppd.c

@@ -33,8 +33,8 @@
 #include <watchdog.h>
 #include "ppd_gpio.h"
 #include <stdlib.h>
+#include "../../ge/common/ge_common.h"
 #include "../../ge/common/vpd_reader.h"
-#include <rtc.h>
 
 #define MX53PPD_LCD_POWER		IMX_GPIO_NR(3, 24)
 
@@ -357,51 +357,6 @@ static int read_vpd(uint eeprom_bus)
 	return res;
 }
 
-static void check_time(void)
-{
-	int ret, i;
-	struct rtc_time tm;
-	u8 retry = 3;
-
-	unsigned int current_i2c_bus = i2c_get_bus_num();
-
-	ret = i2c_set_bus_num(CONFIG_SYS_RTC_BUS_NUM);
-	if (ret < 0)
-		return;
-
-	rtc_init();
-
-	for (i = 0; i < retry; i++) {
-		ret = rtc_get(&tm);
-		if (!ret || ret == -EINVAL)
-			break;
-	}
-
-	if (ret < 0)
-		env_set("rtc_status", "RTC_ERROR");
-
-	if (tm.tm_year > 2037) {
-		tm.tm_sec  = 0;
-		tm.tm_min  = 0;
-		tm.tm_hour = 0;
-		tm.tm_mday = 1;
-		tm.tm_wday = 2;
-		tm.tm_mon  = 1;
-		tm.tm_year = 2036;
-
-		for (i = 0; i < retry; i++) {
-			ret = rtc_set(&tm);
-			if (!ret)
-				break;
-		}
-
-		if (ret < 0)
-			env_set("rtc_status", "RTC_ERROR");
-	}
-
-	i2c_set_bus_num(current_i2c_bus);
-}
-
 int board_init(void)
 {
 	gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;