From eec2ac0dd4c3ab6def9eb994a239e017bd64d79f Mon Sep 17 00:00:00 2001
From: joerg65 <joerg.wolff@gmx.de>
Date: Sat, 2 Mar 2019 21:53:10 +0100
Subject: [PATCH] Corrections for Odroid N2 to support Android

---
 wiringPi/odroidn2.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/wiringPi/odroidn2.c b/wiringPi/odroidn2.c
index 67b5d09..644ec57 100755
--- a/wiringPi/odroidn2.c
+++ b/wiringPi/odroidn2.c
@@ -608,7 +608,15 @@ static void init_gpio_mmap (void)
 		msg(MSG_ERR, "wiringPiSetup: Cannot open memory area for GPIO use. \n");
 	} else {
 		//#define N2_GPIO_BASE	0xff634000
+#ifdef ANDROID
+#if defined(__aarch64__)
 		mapped = mmap(0, BLOCK_SIZE, PROT_READ|PROT_WRITE, MAP_SHARED, fd, N2_GPIO_BASE);
+#else
+		mapped = mmap64(0, BLOCK_SIZE, PROT_READ|PROT_WRITE, MAP_SHARED, fd, (off64_t)N2_GPIO_BASE);
+#endif
+#else
+		mapped = mmap(0, BLOCK_SIZE, PROT_READ|PROT_WRITE, MAP_SHARED, fd, N2_GPIO_BASE);
+#endif
 
 		if (mapped == MAP_FAILED)
 			msg(MSG_ERR, "wiringPiSetup: mmap (GPIO) failed: %s \n", strerror (errno));