soc/intel: Use config_of()

Change-Id: I0727a6b327410197cf32f598d1312737744386b3
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34328
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: David Guckian
diff --git a/src/soc/intel/baytrail/lpe.c b/src/soc/intel/baytrail/lpe.c
index 1843f08..9636640 100644
--- a/src/soc/intel/baytrail/lpe.c
+++ b/src/soc/intel/baytrail/lpe.c
@@ -91,7 +91,7 @@
 	struct soc_intel_baytrail_config *config;
 	const char *freq_str;
 
-	config = dev->chip_info;
+	config = config_of(dev);
 	switch (config->lpe_codec_clk_freq) {
 	case 19:
 		freq_str = "19.2";
@@ -150,7 +150,7 @@
 
 static void lpe_init(struct device *dev)
 {
-	struct soc_intel_baytrail_config *config = dev->chip_info;
+	struct soc_intel_baytrail_config *config = config_of(dev);
 
 	lpe_stash_firmware_info(dev);