Merge tag 'dm-pull-6feb20' of https://gitlab.denx.de/u-boot/custodians/u-boot-dm

sandbox conversion to SDL2
TPM TEE driver
Various minor sandbox video enhancements
New driver model core utility functions

1 files changed, 43 insertions, 29 deletions

diff --git a/drivers/core/ofnode.c b/drivers/core/ofnode.c
index 8f0eab2ca62..96a5dd20bd1 100644
--- a/drivers/core/ofnode.c
+++ b/drivers/core/ofnode.c
@@ -8,6 +8,7 @@
 #include <dm.h>
 #include <fdtdec.h>
 #include <fdt_support.h>
+#include <malloc.h>
 #include <linux/libfdt.h>
 #include <dm/of_access.h>
 #include <dm/of_addr.h>
@@ -101,30 +102,47 @@ bool ofnode_read_bool(ofnode node, const char *propname)
 	return prop ? true : false;
 }
 
-const char *ofnode_read_string(ofnode node, const char *propname)
+const void *ofnode_read_prop(ofnode node, const char *propname, int *sizep)
 {
-	const char *str = NULL;
-	int len = -1;
+	const char *val = NULL;
+	int len;
 
 	assert(ofnode_valid(node));
 	debug("%s: %s: ", __func__, propname);
 
 	if (ofnode_is_np(node)) {
 		struct property *prop = of_find_property(
-				ofnode_to_np(node), propname, NULL);
+				ofnode_to_np(node), propname, &len);
 
 		if (prop) {
-			str = prop->value;
+			val = prop->value;
 			len = prop->length;
 		}
 	} else {
-		str = fdt_getprop(gd->fdt_blob, ofnode_to_offset(node),
+		val = fdt_getprop(gd->fdt_blob, ofnode_to_offset(node),
 				  propname, &len);
 	}
-	if (!str) {
+	if (!val) {
 		debug("<not found>\n");
+		if (sizep)
+			*sizep = -FDT_ERR_NOTFOUND;
 		return NULL;
 	}
+	if (sizep)
+		*sizep = len;
+
+	return val;
+}
+
+const char *ofnode_read_string(ofnode node, const char *propname)
+{
+	const char *str;
+	int len;
+
+	str = ofnode_read_prop(node, propname, &len);
+	if (!str)
+		return NULL;
+
 	if (strnlen(str, len) >= len) {
 		debug("<invalid>\n");
 		return NULL;
@@ -134,6 +152,16 @@ const char *ofnode_read_string(ofnode node, const char *propname)
 	return str;
 }
 
+int ofnode_read_size(ofnode node, const char *propname)
+{
+	int len;
+
+	if (!ofnode_read_prop(node, propname, &len))
+		return -EINVAL;
+
+	return len;
+}
+
 ofnode ofnode_find_subnode(ofnode node, const char *subnode_name)
 {
 	ofnode subnode;
@@ -236,25 +264,6 @@ ofnode ofnode_get_by_phandle(uint phandle)
 	return node;
 }
 
-int ofnode_read_size(ofnode node, const char *propname)
-{
-	int len;
-
-	if (ofnode_is_np(node)) {
-		struct property *prop = of_find_property(
-				ofnode_to_np(node), propname, NULL);
-
-		if (prop)
-			return prop->length;
-	} else {
-		if (fdt_getprop(gd->fdt_blob, ofnode_to_offset(node), propname,
-				&len))
-			return len;
-	}
-
-	return -EINVAL;
-}
-
 fdt_addr_t ofnode_get_addr_size_index(ofnode node, int index, fdt_size_t *size)
 {
 	int na, ns;
@@ -419,20 +428,25 @@ ofnode ofnode_path(const char *path)
 		return offset_to_ofnode(fdt_path_offset(gd->fdt_blob, path));
 }
 
-const char *ofnode_get_chosen_prop(const char *name)
+const void *ofnode_read_chosen_prop(const char *propname, int *sizep)
 {
 	ofnode chosen_node;
 
 	chosen_node = ofnode_path("/chosen");
 
-	return ofnode_read_string(chosen_node, name);
+	return ofnode_read_prop(chosen_node, propname, sizep);
+}
+
+const char *ofnode_read_chosen_string(const char *propname)
+{
+	return ofnode_read_chosen_prop(propname, NULL);
 }
 
 ofnode ofnode_get_chosen_node(const char *name)
 {
 	const char *prop;
 
-	prop = ofnode_get_chosen_prop(name);
+	prop = ofnode_read_chosen_prop(name, NULL);
 	if (!prop)
 		return ofnode_null();