spi: Make idcode debug print more useful

The old print simply said "Got idcode". This makes it actually
display what it got.

BUG=none
BRANCH=none
TEST=tested on nyan
Signed-off-by: David Hendricks <dhendrix@chromium.org>

Original-Change-Id: I8f1c8fde6e4ac00b12e74f925b7bcff83d1f69f3
Original-Reviewed-on: https://chromium-review.googlesource.com/191204
Original-Tested-by: David Hendricks <dhendrix@chromium.org>
Original-Reviewed-by: Gabe Black <gabeblack@chromium.org>
Original-Commit-Queue: David Hendricks <dhendrix@chromium.org>
(cherry picked from commit 5f13789be77d038d3c1602037afe29a0351f72ee)
Signed-off-by: Marc Jones <marc.jones@se-eng.com>

Change-Id: I65d0d51c17b3bda62351532aac1756b630433ea3
Reviewed-on: http://review.coreboot.org/7754
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
diff --git a/src/drivers/spi/spi_flash.c b/src/drivers/spi/spi_flash.c
index 2750a37..de19b2b 100644
--- a/src/drivers/spi/spi_flash.c
+++ b/src/drivers/spi/spi_flash.c
@@ -285,7 +285,10 @@
 		goto err_read_id;
 
 #if CONFIG_DEBUG_SPI_FLASH
-	printk(BIOS_SPEW, "SF: Got idcodes\n");
+	printk(BIOS_SPEW, "SF: Got idcode: ");
+	for (i = 0; i < sizeof(idcode); i++)
+		printk(BIOS_SPEW, "%02x ", idcode[i]);
+	printk(BIOS_SPEW, "\n");
 #endif
 
 	/* count the number of continuation bytes */