X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=drivers%2Fcore%2Fread.c;h=cdd78be03e22280f1e0e877befd1556249e1e02b;hb=10d3e90f46feace58f4141b696d91644e594e3ed;hp=5d440cee72144c80078412aeaefb6d4d75ed6709;hpb=76cc372879e2f2f0467e8a3875f097d189647793;p=platform%2Fkernel%2Fu-boot.git

diff --git a/drivers/core/read.c b/drivers/core/read.c
index 5d440ce..cdd78be 100644
--- a/drivers/core/read.c
+++ b/drivers/core/read.c
@@ -1,15 +1,21 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright (c) 2017 Google, Inc
  * Written by Simon Glass <sjg@chromium.org>
- *
- * SPDX-License-Identifier:	GPL-2.0+
  */
 
+#include <asm/types.h>
+#include <asm/io.h>
 #include <common.h>
 #include <dm.h>
 #include <mapmem.h>
 #include <dm/of_access.h>
 
+int dev_read_u32(struct udevice *dev, const char *propname, u32 *outp)
+{
+	return ofnode_read_u32(dev_ofnode(dev), propname, outp);
+}
+
 int dev_read_u32_default(struct udevice *dev, const char *propname, int def)
 {
 	return ofnode_read_u32_default(dev_ofnode(dev), propname, def);
@@ -53,6 +59,36 @@ fdt_addr_t dev_read_addr_index(struct udevice *dev, int index)
 		return devfdt_get_addr_index(dev, index);
 }
 
+void *dev_remap_addr_index(struct udevice *dev, int index)
+{
+	fdt_addr_t addr = dev_read_addr_index(dev, index);
+
+	if (addr == FDT_ADDR_T_NONE)
+		return NULL;
+
+	return map_physmem(addr, 0, MAP_NOCACHE);
+}
+
+fdt_addr_t dev_read_addr_name(struct udevice *dev, const char *name)
+{
+	int index = dev_read_stringlist_search(dev, "reg-names", name);
+
+	if (index < 0)
+		return FDT_ADDR_T_NONE;
+	else
+		return dev_read_addr_index(dev, index);
+}
+
+void *dev_remap_addr_name(struct udevice *dev, const char *name)
+{
+	fdt_addr_t addr = dev_read_addr_name(dev, name);
+
+	if (addr == FDT_ADDR_T_NONE)
+		return NULL;
+
+	return map_physmem(addr, 0, MAP_NOCACHE);
+}
+
 fdt_addr_t dev_read_addr(struct udevice *dev)
 {
 	return dev_read_addr_index(dev, 0);
@@ -65,8 +101,13 @@ void *dev_read_addr_ptr(struct udevice *dev)
 	return (addr == FDT_ADDR_T_NONE) ? NULL : map_sysmem(addr, 0);
 }
 
+void *dev_remap_addr(struct udevice *dev)
+{
+	return dev_remap_addr_index(dev, 0);
+}
+
 fdt_addr_t dev_read_addr_size(struct udevice *dev, const char *property,
-				fdt_size_t *sizep)
+			      fdt_size_t *sizep)
 {
 	return ofnode_get_addr_size(dev_ofnode(dev), property, sizep);
 }
@@ -77,7 +118,7 @@ const char *dev_read_name(struct udevice *dev)
 }
 
 int dev_read_stringlist_search(struct udevice *dev, const char *property,
-			  const char *string)
+			       const char *string)
 {
 	return ofnode_stringlist_search(dev_ofnode(dev), property, string);
 }
@@ -94,15 +135,21 @@ int dev_read_string_count(struct udevice *dev, const char *propname)
 }
 
 int dev_read_phandle_with_args(struct udevice *dev, const char *list_name,
-				const char *cells_name, int cell_count,
-				int index,
-				struct ofnode_phandle_args *out_args)
+			       const char *cells_name, int cell_count,
+			       int index, struct ofnode_phandle_args *out_args)
 {
 	return ofnode_parse_phandle_with_args(dev_ofnode(dev), list_name,
 					      cells_name, cell_count, index,
 					      out_args);
 }
 
+int dev_count_phandle_with_args(struct udevice *dev, const char *list_name,
+				const char *cells_name)
+{
+	return ofnode_count_phandle_with_args(dev_ofnode(dev), list_name,
+					      cells_name);
+}
+
 int dev_read_addr_cells(struct udevice *dev)
 {
 	return ofnode_read_addr_cells(dev_ofnode(dev));
@@ -189,3 +236,8 @@ int dev_read_resource_byname(struct udevice *dev, const char *name,
 {
 	return ofnode_read_resource_byname(dev_ofnode(dev), name, res);
 }
+
+u64 dev_translate_address(struct udevice *dev, const fdt32_t *in_addr)
+{
+	return ofnode_translate_address(dev_ofnode(dev), in_addr);
+}