hwmon: epm_adc: Add debug logs

Add Version and firmware debug logs during initialization.

Change-Id: I3ded6b8a141a1b20b155309df5cac42fd76b9471
Signed-off-by: Siddartha Mohanadoss <smohanad@codeaurora.org>
diff --git a/drivers/hwmon/epm_adc.c b/drivers/hwmon/epm_adc.c
index f7cf2df..2f5ed9d 100644
--- a/drivers/hwmon/epm_adc.c
+++ b/drivers/hwmon/epm_adc.c
@@ -888,6 +888,12 @@
 	init_resp->num_dev		= rx_buf[6];
 	init_resp->num_channel		= rx_buf[7];
 
+	pr_debug("EPM PSOC response for hello command: resp_cmd:0x%x\n",
+							rx_buf[0]);
+	pr_debug("EPM PSOC version:0x%x\n", rx_buf[1]);
+	pr_debug("EPM PSOC firmware version:0x%x\n",
+			rx_buf[6] | rx_buf[5] | rx_buf[4] | rx_buf[3]);
+
 	return rc;
 }