fpga: cyclon2: Use logging feature instead of FPGA_DEBUG

Instead of using DEBUG or LOG_DEBUG the driver still had its own
definition for debug output.

Signed-off-by: Alexander Dahl <ada@thorsis.com>
Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/20221007122003.11239-7-ada@thorsis.com
diff --git a/drivers/fpga/cyclon2.c b/drivers/fpga/cyclon2.c
index 3b008fa..f264ff8 100644
--- a/drivers/fpga/cyclon2.c
+++ b/drivers/fpga/cyclon2.c
@@ -5,18 +5,14 @@
  * Based on ACE1XK.c
  */
 
+#define LOG_CATEGORY UCLASS_FPGA
+
 #include <common.h>		/* core U-Boot definitions */
+#include <log.h>
 #include <altera.h>
 #include <ACEX1K.h>		/* ACEX device family */
 #include <linux/delay.h>
 
-/* Define FPGA_DEBUG to get debug printf's */
-#ifdef	FPGA_DEBUG
-#define PRINTF(fmt, args...)	printf(fmt, ##args)
-#else
-#define PRINTF(fmt, args...)
-#endif
-
 /* Note: The assumption is that we cannot possibly run fast enough to
  * overrun the device (the Slave Parallel mode can free run at 50MHz).
  * If there is a need to operate slower, define CONFIG_FPGA_DELAY in
@@ -42,7 +38,7 @@
 
 	switch (desc->iface) {
 	case passive_serial:
-		PRINTF("%s: Launching Passive Serial Loader\n", __func__);
+		log_debug("Launching Passive Serial Loader\n");
 		ret_val = CYC2_ps_load(desc, buf, bsize);
 		break;
 
@@ -51,8 +47,7 @@
 		 * done in the write() callback. Use the existing PS load
 		 * function for FPP, too.
 		 */
-		PRINTF("%s: Launching Fast Passive Parallel Loader\n",
-		       __func__);
+		log_debug("Launching Fast Passive Parallel Loader\n");
 		ret_val = CYC2_ps_load(desc, buf, bsize);
 		break;
 
@@ -72,7 +67,7 @@
 
 	switch (desc->iface) {
 	case passive_serial:
-		PRINTF("%s: Launching Passive Serial Dump\n", __func__);
+		log_debug("Launching Passive Serial Dump\n");
 		ret_val = CYC2_ps_dump(desc, buf, bsize);
 		break;
 
@@ -99,22 +94,21 @@
 	Altera_CYC2_Passive_Serial_fns *fn = desc->iface_fns;
 	int	ret = 0;
 
-	PRINTF("%s: start with interface functions @ 0x%p\n",
-	       __func__, fn);
+	log_debug("start with interface functions @ 0x%p\n", fn);
 
 	if (fn) {
 		int cookie = desc->cookie;	/* make a local copy */
 		unsigned long ts;		/* timestamp */
 
-		PRINTF("%s: Function Table:\n"
-				"ptr:\t0x%p\n"
-				"struct: 0x%p\n"
-				"config:\t0x%p\n"
-				"status:\t0x%p\n"
-				"write:\t0x%p\n"
-				"done:\t0x%p\n\n",
-				__func__, &fn, fn, fn->config, fn->status,
-				fn->write, fn->done);
+		log_debug("Function Table:\n"
+			  "ptr:\t0x%p\n"
+			  "struct: 0x%p\n"
+			  "config:\t0x%p\n"
+			  "status:\t0x%p\n"
+			  "write:\t0x%p\n"
+			  "done:\t0x%p\n\n",
+			  &fn, fn, fn->config, fn->status,
+			  fn->write, fn->done);
 #ifdef CONFIG_SYS_FPGA_PROG_FEEDBACK
 		printf("Loading FPGA Device %d...", cookie);
 #endif