src/sb: Use 'print("%s...", __func__)'

Change-Id: Ie0d845d3e501ed5ebeef1997944445d31768e410
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/39373
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/southbridge/intel/bd82x6x/lpc.c b/src/southbridge/intel/bd82x6x/lpc.c
index 0341de2..987db36 100644
--- a/src/southbridge/intel/bd82x6x/lpc.c
+++ b/src/southbridge/intel/bd82x6x/lpc.c
@@ -446,7 +446,7 @@
 {
 	const config_t *const config = dev->chip_info;
 
-	printk(BIOS_DEBUG, "pch_spi_init\n");
+	printk(BIOS_DEBUG, "%s\n", __func__);
 
 	if (config->spi_uvscc)
 		RCBA32(0x3800 + 0xc8) = config->spi_uvscc;
@@ -526,7 +526,7 @@
 
 static void lpc_init(struct device *dev)
 {
-	printk(BIOS_DEBUG, "pch: lpc_init\n");
+	printk(BIOS_DEBUG, "pch: %s\n", __func__);
 
 	/* Print detected platform */
 	report_pch_info(dev);