dm: treewide: Rename ..._platdata variables to just ..._plat

Try to maintain some consistency between these variables by using _plat as
a suffix for them.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/x86/cpu/intel_common/itss.c b/arch/x86/cpu/intel_common/itss.c
index b9ea968..e71ea02 100644
--- a/arch/x86/cpu/intel_common/itss.c
+++ b/arch/x86/cpu/intel_common/itss.c
@@ -19,7 +19,7 @@
 #include <spl.h>
 #include <asm/itss.h>
 
-struct itss_platdata {
+struct itss_plat {
 #if CONFIG_IS_ENABLED(OF_PLATDATA)
 	/* Put this first since driver model will copy the data here */
 	struct dtd_intel_itss dtplat;
@@ -184,7 +184,7 @@
 	int ret;
 
 #if CONFIG_IS_ENABLED(OF_PLATDATA)
-	struct itss_platdata *plat = dev_get_plat(dev);
+	struct itss_plat *plat = dev_get_plat(dev);
 	struct dtd_intel_itss *dtplat = &plat->dtplat;
 
 	/*
@@ -242,6 +242,6 @@
 	.ops		= &itss_ops,
 	.bind		= itss_bind,
 	.of_to_plat = itss_of_to_plat,
-	.plat_auto	= sizeof(struct itss_platdata),
+	.plat_auto	= sizeof(struct itss_plat),
 	.priv_auto	= sizeof(struct itss_priv),
 };