src: Use tabs for indentation

Change-Id: I6b40aaf5af5d114bbb0cd227dfd50b0ee19eebba
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/28934
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/soc/intel/apollolake/acpi.c b/src/soc/intel/apollolake/acpi.c
index bf93ef4..9226ac3 100644
--- a/src/soc/intel/apollolake/acpi.c
+++ b/src/soc/intel/apollolake/acpi.c
@@ -174,7 +174,7 @@
 		printk(BIOS_ERR, "BUG! Could not find SOC devicetree config\n");
 		return;
 	}
-        cfg = dev->chip_info;
+	cfg = dev->chip_info;
 
 	if(cfg->lpss_s0ix_enable)
 		fadt->flags |= ACPI_FADT_LOW_PWR_IDLE_S0;
diff --git a/src/soc/intel/apollolake/chip.c b/src/soc/intel/apollolake/chip.c
index 4ea8971..ba10e35 100644
--- a/src/soc/intel/apollolake/chip.c
+++ b/src/soc/intel/apollolake/chip.c
@@ -573,7 +573,7 @@
 
 void __weak mainboard_devtree_update(struct device *dev)
 {
-       /* Override dev tree settings per board */
+	/* Override dev tree settings per board */
 }
 
 void platform_fsp_silicon_init_params_cb(FSPS_UPD *silupd)
diff --git a/src/soc/intel/apollolake/nhlt.c b/src/soc/intel/apollolake/nhlt.c
index a46b188..6a71f1ee 100644
--- a/src/soc/intel/apollolake/nhlt.c
+++ b/src/soc/intel/apollolake/nhlt.c
@@ -260,7 +260,7 @@
 
 int nhlt_soc_add_rt5682(struct nhlt *nhlt, int hwlink)
 {
-        /* Virtual bus id of SSP links are the hardware port ids proper. */
-        return nhlt_add_ssp_endpoints(nhlt, hwlink, rt5682_descriptors,
-                                        ARRAY_SIZE(rt5682_descriptors));
+	/* Virtual bus id of SSP links are the hardware port ids proper. */
+	return nhlt_add_ssp_endpoints(nhlt, hwlink, rt5682_descriptors,
+					ARRAY_SIZE(rt5682_descriptors));
 }