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/braswell/chip.c b/src/soc/intel/braswell/chip.c
index 900b2f3..d179cea 100644
--- a/src/soc/intel/braswell/chip.c
+++ b/src/soc/intel/braswell/chip.c
@@ -96,7 +96,7 @@
 		return;
 	}
 
-	config = dev->chip_info;
+	config = config_of(dev);
 
 	/* Set the parameters for SiliconInit */
 	printk(BIOS_DEBUG, "Updating UPD values for SiliconInit\n");
diff --git a/src/soc/intel/braswell/emmc.c b/src/soc/intel/braswell/emmc.c
index 09e801d..aae496a 100644
--- a/src/soc/intel/braswell/emmc.c
+++ b/src/soc/intel/braswell/emmc.c
@@ -33,7 +33,7 @@
 
 static void emmc_init(struct device *dev)
 {
-	struct soc_intel_braswell_config *config = dev->chip_info;
+	struct soc_intel_braswell_config *config = config_of(dev);
 
 	printk(BIOS_SPEW, "%s/%s (%s)\n",
 			__FILE__, __func__, dev_name(dev));
diff --git a/src/soc/intel/braswell/lpe.c b/src/soc/intel/braswell/lpe.c
index a06d7a6..58e3492 100644
--- a/src/soc/intel/braswell/lpe.c
+++ b/src/soc/intel/braswell/lpe.c
@@ -96,7 +96,7 @@
 	struct soc_intel_braswell_config *config;
 	const char *freq_str;
 
-	config = dev->chip_info;
+	config = config_of(dev);
 	switch (config->lpe_codec_clk_src) {
 	case LPE_CLK_SRC_XTAL:
 		/* XTAL driven bit2=0 */
@@ -152,7 +152,7 @@
 
 static void lpe_init(struct device *dev)
 {
-	struct soc_intel_braswell_config *config = dev->chip_info;
+	struct soc_intel_braswell_config *config = config_of(dev);
 
 	printk(BIOS_SPEW, "%s/%s (%s)\n",
 			__FILE__, __func__, dev_name(dev));
diff --git a/src/soc/intel/braswell/lpss.c b/src/soc/intel/braswell/lpss.c
index d1ce76a..245fc4f 100644
--- a/src/soc/intel/braswell/lpss.c
+++ b/src/soc/intel/braswell/lpss.c
@@ -139,7 +139,7 @@
 
 static void lpss_init(struct device *dev)
 {
-	struct soc_intel_braswell_config *config = dev->chip_info;
+	struct soc_intel_braswell_config *config = config_of(dev);
 	int iosf_reg, nvs_index;
 
 	printk(BIOS_SPEW, "%s/%s (%s)\n",
diff --git a/src/soc/intel/braswell/pcie.c b/src/soc/intel/braswell/pcie.c
index 6e387d1..dc779bb 100644
--- a/src/soc/intel/braswell/pcie.c
+++ b/src/soc/intel/braswell/pcie.c
@@ -141,13 +141,13 @@
 	printk(BIOS_SPEW, "%s/%s (%s)\n",
 			__FILE__, __func__, dev_name(dev));
 	if (is_first_port(dev)) {
-		struct soc_intel_braswell_config *config = dev->chip_info;
+		struct soc_intel_braswell_config *config = config_of(dev);
 		uint32_t reg = pci_read_config32(dev, PHYCTL2_IOSFBCTL);
 		pll_en_off = !!(reg & PLL_OFF_EN);
 
 		strpfusecfg = pci_read_config32(dev, STRPFUSECFG);
 
-		if (config && config->pcie_wake_enable)
+		if (config->pcie_wake_enable)
 			southcluster_smm_save_param(
 				SMM_SAVE_PARAM_PCIE_WAKE_ENABLE, 1);
 	}
diff --git a/src/soc/intel/braswell/romstage/romstage.c b/src/soc/intel/braswell/romstage/romstage.c
index e0e22f2..38a0c2e6 100644
--- a/src/soc/intel/braswell/romstage/romstage.c
+++ b/src/soc/intel/braswell/romstage/romstage.c
@@ -124,7 +124,7 @@
 		return;
 	}
 
-	config = dev->chip_info;
+	config = config_of(dev);
 	printk(BIOS_DEBUG, "Updating UPD values for MemoryInit\n");
 	upd->PcdMrcInitTsegSize = CONFIG(HAVE_SMI_HANDLER) ?
 		config->PcdMrcInitTsegSize : 0;
diff --git a/src/soc/intel/braswell/sd.c b/src/soc/intel/braswell/sd.c
index 2f3dadb..3816fc4 100644
--- a/src/soc/intel/braswell/sd.c
+++ b/src/soc/intel/braswell/sd.c
@@ -33,14 +33,11 @@
 
 static void sd_init(struct device *dev)
 {
-	struct soc_intel_braswell_config *config = dev->chip_info;
+	struct soc_intel_braswell_config *config = config_of(dev);
 
 	printk(BIOS_SPEW, "%s/%s (%s)\n",
 			__FILE__, __func__, dev_name(dev));
 
-	if (config == NULL)
-		return;
-
 	if (config->sdcard_cap_low != 0 || config->sdcard_cap_high != 0) {
 		printk(BIOS_DEBUG, "Overriding SD Card controller caps.\n");
 		pci_write_config32(dev, CAP_OVERRIDE_LOW,
diff --git a/src/soc/intel/braswell/southcluster.c b/src/soc/intel/braswell/southcluster.c
index bf9f689..67e941c 100644
--- a/src/soc/intel/braswell/southcluster.c
+++ b/src/soc/intel/braswell/southcluster.c
@@ -286,7 +286,7 @@
 	const unsigned long ilb_base = ILB_BASE_ADDRESS;
 	void *gen_pmcon1 = (void *)(PMC_BASE_ADDRESS + GEN_PMCON1);
 	const struct soc_irq_route *ir = &global_soc_irq_route;
-	struct soc_intel_braswell_config *config = dev->chip_info;
+	struct soc_intel_braswell_config *config = config_of(dev);
 
 	printk(BIOS_SPEW, "%s/%s (%s)\n",
 			__FILE__, __func__, dev_name(dev));
diff --git a/src/soc/intel/braswell/xhci.c b/src/soc/intel/braswell/xhci.c
index 6c90482..42288f9 100644
--- a/src/soc/intel/braswell/xhci.c
+++ b/src/soc/intel/braswell/xhci.c
@@ -33,9 +33,9 @@
 
 static void xhci_init(struct device *dev)
 {
-	struct soc_intel_braswell_config *config = dev->chip_info;
+	struct soc_intel_braswell_config *config = config_of(dev);
 
-	if (config && config->usb_comp_bg) {
+	if (config->usb_comp_bg) {
 		struct reg_script ops[] = {
 			REG_IOSF_WRITE(IOSF_PORT_USBPHY, USBPHY_COMPBG,
 				config->usb_comp_bg),