cyclic: Use schedule() instead of WATCHDOG_RESET()

Globally replace all occurances of WATCHDOG_RESET() with schedule(),
which handles the HW_WATCHDOG functionality and the cyclic
infrastructure.

Signed-off-by: Stefan Roese <sr@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
Tested-by: Tom Rini <trini@konsulko.com> [am335x_evm, mx6cuboxi, rpi_3,dra7xx_evm, pine64_plus, am65x_evm, j721e_evm]
diff --git a/post/lib_powerpc/cpu.c b/post/lib_powerpc/cpu.c
index 8506fd6..1d47107 100644
--- a/post/lib_powerpc/cpu.c
+++ b/post/lib_powerpc/cpu.c
@@ -61,7 +61,7 @@
 	int ic = icache_status();
 	int ret = 0;
 
-	WATCHDOG_RESET();
+	schedule();
 	if (ic)
 		icache_disable();
 
@@ -73,7 +73,7 @@
 		ret = cpu_post_test_two ();
 	if (ret == 0)
 		ret = cpu_post_test_twox ();
-	WATCHDOG_RESET();
+	schedule();
 	if (ret == 0)
 		ret = cpu_post_test_three ();
 	if (ret == 0)
@@ -82,7 +82,7 @@
 		ret = cpu_post_test_threei ();
 	if (ret == 0)
 		ret = cpu_post_test_andi ();
-	WATCHDOG_RESET();
+	schedule();
 	if (ret == 0)
 		ret = cpu_post_test_srawi ();
 	if (ret == 0)
@@ -91,7 +91,7 @@
 		ret = cpu_post_test_rlwinm ();
 	if (ret == 0)
 		ret = cpu_post_test_rlwimi ();
-	WATCHDOG_RESET();
+	schedule();
 	if (ret == 0)
 		ret = cpu_post_test_store ();
 	if (ret == 0)
@@ -100,20 +100,20 @@
 		ret = cpu_post_test_cr ();
 	if (ret == 0)
 		ret = cpu_post_test_b ();
-	WATCHDOG_RESET();
+	schedule();
 	if (ret == 0)
 		ret = cpu_post_test_multi ();
-	WATCHDOG_RESET();
+	schedule();
 	if (ret == 0)
 		ret = cpu_post_test_string ();
 	if (ret == 0)
 		ret = cpu_post_test_complex ();
-	WATCHDOG_RESET();
+	schedule();
 
 	if (ic)
 		icache_enable();
 
-	WATCHDOG_RESET();
+	schedule();
 
 	return ret;
 }