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dm: core: Use const device for the dev_read_...() interface

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These functions do not modify the device so should use a const pointer to
it. Update the code accordingly.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2020-01-27 08:49:40 -07:00
parent d975ce21ce
commit 88b3a37eaa
2 changed files with 159 additions and 143 deletions
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97
drivers/core/read.c
View file

@ -11,27 +11,29 @@
#include <mapmem.h> #include <mapmem.h>
#include <dm/of_access.h> #include <dm/of_access.h>
int dev_read_u32(struct udevice *dev, const char *propname, u32 *outp) int dev_read_u32(const struct udevice *dev, const char *propname, u32 *outp)
{ {
return ofnode_read_u32(dev_ofnode(dev), propname, outp); return ofnode_read_u32(dev_ofnode(dev), propname, outp);
} }
int dev_read_u32_default(struct udevice *dev, const char *propname, int def) int dev_read_u32_default(const struct udevice *dev, const char *propname,
int def)
{ {
return ofnode_read_u32_default(dev_ofnode(dev), propname, def); return ofnode_read_u32_default(dev_ofnode(dev), propname, def);
} }
int dev_read_s32(struct udevice *dev, const char *propname, s32 *outp) int dev_read_s32(const struct udevice *dev, const char *propname, s32 *outp)
{ {
return ofnode_read_u32(dev_ofnode(dev), propname, (u32 *)outp); return ofnode_read_u32(dev_ofnode(dev), propname, (u32 *)outp);
} }
int dev_read_s32_default(struct udevice *dev, const char *propname, int def) int dev_read_s32_default(const struct udevice *dev, const char *propname,
int def)
{ {
return ofnode_read_u32_default(dev_ofnode(dev), propname, def); return ofnode_read_u32_default(dev_ofnode(dev), propname, def);
} }
int dev_read_u32u(struct udevice *dev, const char *propname, uint *outp) int dev_read_u32u(const struct udevice *dev, const char *propname, uint *outp)
{ {
u32 val; u32 val;
int ret; int ret;
@ -44,32 +46,33 @@ int dev_read_u32u(struct udevice *dev, const char *propname, uint *outp)
return 0; return 0;
} }
int dev_read_u64(struct udevice *dev, const char *propname, u64 *outp) int dev_read_u64(const struct udevice *dev, const char *propname, u64 *outp)
{ {
return ofnode_read_u64(dev_ofnode(dev), propname, outp); return ofnode_read_u64(dev_ofnode(dev), propname, outp);
} }
u64 dev_read_u64_default(struct udevice *dev, const char *propname, u64 def) u64 dev_read_u64_default(const struct udevice *dev, const char *propname,
u64 def)
{ {
return ofnode_read_u64_default(dev_ofnode(dev), propname, def); return ofnode_read_u64_default(dev_ofnode(dev), propname, def);
} }
const char *dev_read_string(struct udevice *dev, const char *propname) const char *dev_read_string(const struct udevice *dev, const char *propname)
{ {
return ofnode_read_string(dev_ofnode(dev), propname); return ofnode_read_string(dev_ofnode(dev), propname);
} }
bool dev_read_bool(struct udevice *dev, const char *propname) bool dev_read_bool(const struct udevice *dev, const char *propname)
{ {
return ofnode_read_bool(dev_ofnode(dev), propname); return ofnode_read_bool(dev_ofnode(dev), propname);
} }
ofnode dev_read_subnode(struct udevice *dev, const char *subnode_name) ofnode dev_read_subnode(const struct udevice *dev, const char *subnode_name)
{ {
return ofnode_find_subnode(dev_ofnode(dev), subnode_name); return ofnode_find_subnode(dev_ofnode(dev), subnode_name);
} }
ofnode dev_read_first_subnode(struct udevice *dev) ofnode dev_read_first_subnode(const struct udevice *dev)
{ {
return ofnode_first_subnode(dev_ofnode(dev)); return ofnode_first_subnode(dev_ofnode(dev));
} }
@ -79,12 +82,12 @@ ofnode dev_read_next_subnode(ofnode node)
return ofnode_next_subnode(node); return ofnode_next_subnode(node);
} }
int dev_read_size(struct udevice *dev, const char *propname) int dev_read_size(const struct udevice *dev, const char *propname)
{ {
return ofnode_read_size(dev_ofnode(dev), propname); return ofnode_read_size(dev_ofnode(dev), propname);
} }
fdt_addr_t dev_read_addr_index(struct udevice *dev, int index) fdt_addr_t dev_read_addr_index(const struct udevice *dev, int index)
{ {
if (ofnode_is_np(dev_ofnode(dev))) if (ofnode_is_np(dev_ofnode(dev)))
return ofnode_get_addr_index(dev_ofnode(dev), index); return ofnode_get_addr_index(dev_ofnode(dev), index);
@ -92,7 +95,7 @@ fdt_addr_t dev_read_addr_index(struct udevice *dev, int index)
return devfdt_get_addr_index(dev, index); return devfdt_get_addr_index(dev, index);
} }
fdt_addr_t dev_read_addr_size_index(struct udevice *dev, int index, fdt_addr_t dev_read_addr_size_index(const struct udevice *dev, int index,
fdt_size_t *size) fdt_size_t *size)
{ {
if (ofnode_is_np(dev_ofnode(dev))) if (ofnode_is_np(dev_ofnode(dev)))
@ -101,7 +104,7 @@ fdt_addr_t dev_read_addr_size_index(struct udevice *dev, int index,
return devfdt_get_addr_size_index(dev, index, size); return devfdt_get_addr_size_index(dev, index, size);
} }
void *dev_remap_addr_index(struct udevice *dev, int index) void *dev_remap_addr_index(const struct udevice *dev, int index)
{ {
fdt_addr_t addr = dev_read_addr_index(dev, index); fdt_addr_t addr = dev_read_addr_index(dev, index);
@ -111,7 +114,7 @@ void *dev_remap_addr_index(struct udevice *dev, int index)
return map_physmem(addr, 0, MAP_NOCACHE); return map_physmem(addr, 0, MAP_NOCACHE);
} }
fdt_addr_t dev_read_addr_name(struct udevice *dev, const char *name) fdt_addr_t dev_read_addr_name(const struct udevice *dev, const char *name)
{ {
int index = dev_read_stringlist_search(dev, "reg-names", name); int index = dev_read_stringlist_search(dev, "reg-names", name);
@ -121,7 +124,7 @@ fdt_addr_t dev_read_addr_name(struct udevice *dev, const char *name)
return dev_read_addr_index(dev, index); return dev_read_addr_index(dev, index);
} }
fdt_addr_t dev_read_addr_size_name(struct udevice *dev, const char *name, fdt_addr_t dev_read_addr_size_name(const struct udevice *dev, const char *name,
fdt_size_t *size) fdt_size_t *size)
{ {
int index = dev_read_stringlist_search(dev, "reg-names", name); int index = dev_read_stringlist_search(dev, "reg-names", name);
@ -132,7 +135,7 @@ fdt_addr_t dev_read_addr_size_name(struct udevice *dev, const char *name,
return dev_read_addr_size_index(dev, index, size); return dev_read_addr_size_index(dev, index, size);
} }
void *dev_remap_addr_name(struct udevice *dev, const char *name) void *dev_remap_addr_name(const struct udevice *dev, const char *name)
{ {
fdt_addr_t addr = dev_read_addr_name(dev, name); fdt_addr_t addr = dev_read_addr_name(dev, name);
@ -142,52 +145,52 @@ void *dev_remap_addr_name(struct udevice *dev, const char *name)
return map_physmem(addr, 0, MAP_NOCACHE); return map_physmem(addr, 0, MAP_NOCACHE);
} }
fdt_addr_t dev_read_addr(struct udevice *dev) fdt_addr_t dev_read_addr(const struct udevice *dev)
{ {
return dev_read_addr_index(dev, 0); return dev_read_addr_index(dev, 0);
} }
void *dev_read_addr_ptr(struct udevice *dev) void *dev_read_addr_ptr(const struct udevice *dev)
{ {
fdt_addr_t addr = dev_read_addr(dev); fdt_addr_t addr = dev_read_addr(dev);
return (addr == FDT_ADDR_T_NONE) ? NULL : map_sysmem(addr, 0); return (addr == FDT_ADDR_T_NONE) ? NULL : map_sysmem(addr, 0);
} }
void *dev_remap_addr(struct udevice *dev) void *dev_remap_addr(const struct udevice *dev)
{ {
return dev_remap_addr_index(dev, 0); return dev_remap_addr_index(dev, 0);
} }
fdt_addr_t dev_read_addr_size(struct udevice *dev, const char *property, fdt_addr_t dev_read_addr_size(const struct udevice *dev, const char *property,
fdt_size_t *sizep) fdt_size_t *sizep)
{ {
return ofnode_get_addr_size(dev_ofnode(dev), property, sizep); return ofnode_get_addr_size(dev_ofnode(dev), property, sizep);
} }
const char *dev_read_name(struct udevice *dev) const char *dev_read_name(const struct udevice *dev)
{ {
return ofnode_get_name(dev_ofnode(dev)); return ofnode_get_name(dev_ofnode(dev));
} }
int dev_read_stringlist_search(struct udevice *dev, const char *property, int dev_read_stringlist_search(const struct udevice *dev, const char *property,
const char *string) const char *string)
{ {
return ofnode_stringlist_search(dev_ofnode(dev), property, string); return ofnode_stringlist_search(dev_ofnode(dev), property, string);
} }
int dev_read_string_index(struct udevice *dev, const char *propname, int index, int dev_read_string_index(const struct udevice *dev, const char *propname,
const char **outp) int index, const char **outp)
{ {
return ofnode_read_string_index(dev_ofnode(dev), propname, index, outp); return ofnode_read_string_index(dev_ofnode(dev), propname, index, outp);
} }
int dev_read_string_count(struct udevice *dev, const char *propname) int dev_read_string_count(const struct udevice *dev, const char *propname)
{ {
return ofnode_read_string_count(dev_ofnode(dev), propname); return ofnode_read_string_count(dev_ofnode(dev), propname);
} }
int dev_read_phandle_with_args(struct udevice *dev, const char *list_name, int dev_read_phandle_with_args(const struct udevice *dev, const char *list_name,
const char *cells_name, int cell_count, const char *cells_name, int cell_count,
int index, struct ofnode_phandle_args *out_args) int index, struct ofnode_phandle_args *out_args)
{ {
@ -196,34 +199,34 @@ int dev_read_phandle_with_args(struct udevice *dev, const char *list_name,
out_args); out_args);
} }
int dev_count_phandle_with_args(struct udevice *dev, const char *list_name, int dev_count_phandle_with_args(const struct udevice *dev,
const char *cells_name) const char *list_name, const char *cells_name)
{ {
return ofnode_count_phandle_with_args(dev_ofnode(dev), list_name, return ofnode_count_phandle_with_args(dev_ofnode(dev), list_name,
cells_name); cells_name);
} }
int dev_read_addr_cells(struct udevice *dev) int dev_read_addr_cells(const struct udevice *dev)
{ {
return ofnode_read_addr_cells(dev_ofnode(dev)); return ofnode_read_addr_cells(dev_ofnode(dev));
} }
int dev_read_size_cells(struct udevice *dev) int dev_read_size_cells(const struct udevice *dev)
{ {
return ofnode_read_size_cells(dev_ofnode(dev)); return ofnode_read_size_cells(dev_ofnode(dev));
} }
int dev_read_simple_addr_cells(struct udevice *dev) int dev_read_simple_addr_cells(const struct udevice *dev)
{ {
return ofnode_read_simple_addr_cells(dev_ofnode(dev)); return ofnode_read_simple_addr_cells(dev_ofnode(dev));
} }
int dev_read_simple_size_cells(struct udevice *dev) int dev_read_simple_size_cells(const struct udevice *dev)
{ {
return ofnode_read_simple_size_cells(dev_ofnode(dev)); return ofnode_read_simple_size_cells(dev_ofnode(dev));
} }
int dev_read_phandle(struct udevice *dev) int dev_read_phandle(const struct udevice *dev)
{ {
ofnode node = dev_ofnode(dev); ofnode node = dev_ofnode(dev);
@ -233,12 +236,13 @@ int dev_read_phandle(struct udevice *dev)
return fdt_get_phandle(gd->fdt_blob, ofnode_to_offset(node)); return fdt_get_phandle(gd->fdt_blob, ofnode_to_offset(node));
} }
const void *dev_read_prop(struct udevice *dev, const char *propname, int *lenp) const void *dev_read_prop(const struct udevice *dev, const char *propname,
int *lenp)
{ {
return ofnode_get_property(dev_ofnode(dev), propname, lenp); return ofnode_get_property(dev_ofnode(dev), propname, lenp);
} }
int dev_read_alias_seq(struct udevice *dev, int *devnump) int dev_read_alias_seq(const struct udevice *dev, int *devnump)
{ {
ofnode node = dev_ofnode(dev); ofnode node = dev_ofnode(dev);
const char *uc_name = dev->uclass->uc_drv->name; const char *uc_name = dev->uclass->uc_drv->name;
@ -256,19 +260,19 @@ int dev_read_alias_seq(struct udevice *dev, int *devnump)
return ret; return ret;
} }
int dev_read_u32_array(struct udevice *dev, const char *propname, int dev_read_u32_array(const struct udevice *dev, const char *propname,
u32 *out_values, size_t sz) u32 *out_values, size_t sz)
{ {
return ofnode_read_u32_array(dev_ofnode(dev), propname, out_values, sz); return ofnode_read_u32_array(dev_ofnode(dev), propname, out_values, sz);
} }
const uint8_t *dev_read_u8_array_ptr(struct udevice *dev, const char *propname, const uint8_t *dev_read_u8_array_ptr(const struct udevice *dev,
size_t sz) const char *propname, size_t sz)
{ {
return ofnode_read_u8_array_ptr(dev_ofnode(dev), propname, sz); return ofnode_read_u8_array_ptr(dev_ofnode(dev), propname, sz);
} }
int dev_read_enabled(struct udevice *dev) int dev_read_enabled(const struct udevice *dev)
{ {
ofnode node = dev_ofnode(dev); ofnode node = dev_ofnode(dev);
@ -279,23 +283,24 @@ int dev_read_enabled(struct udevice *dev)
ofnode_to_offset(node)); ofnode_to_offset(node));
} }
int dev_read_resource(struct udevice *dev, uint index, struct resource *res) int dev_read_resource(const struct udevice *dev, uint index,
struct resource *res)
{ {
return ofnode_read_resource(dev_ofnode(dev), index, res); return ofnode_read_resource(dev_ofnode(dev), index, res);
} }
int dev_read_resource_byname(struct udevice *dev, const char *name, int dev_read_resource_byname(const struct udevice *dev, const char *name,
struct resource *res) struct resource *res)
{ {
return ofnode_read_resource_byname(dev_ofnode(dev), name, res); return ofnode_read_resource_byname(dev_ofnode(dev), name, res);
} }
u64 dev_translate_address(struct udevice *dev, const fdt32_t *in_addr) u64 dev_translate_address(const struct udevice *dev, const fdt32_t *in_addr)
{ {
return ofnode_translate_address(dev_ofnode(dev), in_addr); return ofnode_translate_address(dev_ofnode(dev), in_addr);
} }
u64 dev_translate_dma_address(struct udevice *dev, const fdt32_t *in_addr) u64 dev_translate_dma_address(const struct udevice *dev, const fdt32_t *in_addr)
{ {
return ofnode_translate_dma_address(dev_ofnode(dev), in_addr); return ofnode_translate_dma_address(dev_ofnode(dev), in_addr);
} }
@ -308,7 +313,7 @@ int dev_read_alias_highest_id(const char *stem)
return fdtdec_get_alias_highest_id(gd->fdt_blob, stem); return fdtdec_get_alias_highest_id(gd->fdt_blob, stem);
} }
fdt_addr_t dev_read_addr_pci(struct udevice *dev) fdt_addr_t dev_read_addr_pci(const struct udevice *dev)
{ {
ulong addr; ulong addr;

205
include/dm/read.h
View file

@ -16,12 +16,12 @@
struct resource; struct resource;
#if CONFIG_IS_ENABLED(OF_LIVE) #if CONFIG_IS_ENABLED(OF_LIVE)
static inline const struct device_node *dev_np(struct udevice *dev) static inline const struct device_node *dev_np(const struct udevice *dev)
{ {
return ofnode_to_np(dev->node); return ofnode_to_np(dev->node);
} }
#else #else
static inline const struct device_node *dev_np(struct udevice *dev) static inline const struct device_node *dev_np(const struct udevice *dev)
{ {
return NULL; return NULL;
} }
@ -53,7 +53,7 @@ static inline bool dev_of_valid(const struct udevice *dev)
* @outp: place to put value (if found) * @outp: place to put value (if found)
* @return 0 if OK, -ve on error * @return 0 if OK, -ve on error
*/ */
int dev_read_u32(struct udevice *dev, const char *propname, u32 *outp); int dev_read_u32(const struct udevice *dev, const char *propname, u32 *outp);
/** /**
* dev_read_u32_default() - read a 32-bit integer from a device's DT property * dev_read_u32_default() - read a 32-bit integer from a device's DT property
@ -63,7 +63,8 @@ int dev_read_u32(struct udevice *dev, const char *propname, u32 *outp);
* @def: default value to return if the property has no value * @def: default value to return if the property has no value
* @return property value, or @def if not found * @return property value, or @def if not found
*/ */
int dev_read_u32_default(struct udevice *dev, const char *propname, int def); int dev_read_u32_default(const struct udevice *dev, const char *propname,
int def);
/** /**
* dev_read_s32() - read a signed 32-bit integer from a device's DT property * dev_read_s32() - read a signed 32-bit integer from a device's DT property
@ -73,7 +74,7 @@ int dev_read_u32_default(struct udevice *dev, const char *propname, int def);
* @outp: place to put value (if found) * @outp: place to put value (if found)
* @return 0 if OK, -ve on error * @return 0 if OK, -ve on error
*/ */
int dev_read_s32(struct udevice *dev, const char *propname, s32 *outp); int dev_read_s32(const struct udevice *dev, const char *propname, s32 *outp);
/** /**
* dev_read_s32_default() - read a signed 32-bit int from a device's DT property * dev_read_s32_default() - read a signed 32-bit int from a device's DT property
@ -83,7 +84,8 @@ int dev_read_s32(struct udevice *dev, const char *propname, s32 *outp);
* @def: default value to return if the property has no value * @def: default value to return if the property has no value
* @return property value, or @def if not found * @return property value, or @def if not found
*/ */
int dev_read_s32_default(struct udevice *dev, const char *propname, int def); int dev_read_s32_default(const struct udevice *dev, const char *propname,
int def);
/** /**
* dev_read_u32u() - read a 32-bit integer from a device's DT property * dev_read_u32u() - read a 32-bit integer from a device's DT property
@ -95,7 +97,7 @@ int dev_read_s32_default(struct udevice *dev, const char *propname, int def);
* @outp: place to put value (if found) * @outp: place to put value (if found)
* @return 0 if OK, -ve on error * @return 0 if OK, -ve on error
*/ */
int dev_read_u32u(struct udevice *dev, const char *propname, uint *outp); int dev_read_u32u(const struct udevice *dev, const char *propname, uint *outp);
/** /**
* dev_read_u64() - read a 64-bit integer from a device's DT property * dev_read_u64() - read a 64-bit integer from a device's DT property
@ -105,7 +107,7 @@ int dev_read_u32u(struct udevice *dev, const char *propname, uint *outp);
* @outp: place to put value (if found) * @outp: place to put value (if found)
* @return 0 if OK, -ve on error * @return 0 if OK, -ve on error
*/ */
int dev_read_u64(struct udevice *dev, const char *propname, u64 *outp); int dev_read_u64(const struct udevice *dev, const char *propname, u64 *outp);
/** /**
* dev_read_u64_default() - read a 64-bit integer from a device's DT property * dev_read_u64_default() - read a 64-bit integer from a device's DT property
@ -115,7 +117,8 @@ int dev_read_u64(struct udevice *dev, const char *propname, u64 *outp);
* @def: default value to return if the property has no value * @def: default value to return if the property has no value
* @return property value, or @def if not found * @return property value, or @def if not found
*/ */
u64 dev_read_u64_default(struct udevice *dev, const char *propname, u64 def); u64 dev_read_u64_default(const struct udevice *dev, const char *propname,
u64 def);
/** /**
* dev_read_string() - Read a string from a device's DT property * dev_read_string() - Read a string from a device's DT property
@ -124,7 +127,7 @@ u64 dev_read_u64_default(struct udevice *dev, const char *propname, u64 def);
* @propname: name of the property to read * @propname: name of the property to read
* @return string from property value, or NULL if there is no such property * @return string from property value, or NULL if there is no such property
*/ */
const char *dev_read_string(struct udevice *dev, const char *propname); const char *dev_read_string(const struct udevice *dev, const char *propname);
/** /**
* dev_read_bool() - read a boolean value from a device's DT property * dev_read_bool() - read a boolean value from a device's DT property
@ -133,7 +136,7 @@ const char *dev_read_string(struct udevice *dev, const char *propname);
* @propname: name of property to read * @propname: name of property to read
* @return true if property is present (meaning true), false if not present * @return true if property is present (meaning true), false if not present
*/ */
bool dev_read_bool(struct udevice *dev, const char *propname); bool dev_read_bool(const struct udevice *dev, const char *propname);
/** /**
* dev_read_subnode() - find a named subnode of a device * dev_read_subnode() - find a named subnode of a device
@ -143,7 +146,7 @@ bool dev_read_bool(struct udevice *dev, const char *propname);
* @return reference to subnode (which can be invalid if there is no such * @return reference to subnode (which can be invalid if there is no such
* subnode) * subnode)
*/ */
ofnode dev_read_subnode(struct udevice *dev, const char *subbnode_name); ofnode dev_read_subnode(const struct udevice *dev, const char *subbnode_name);
/** /**
* dev_read_size() - read the size of a property * dev_read_size() - read the size of a property
@ -152,7 +155,7 @@ ofnode dev_read_subnode(struct udevice *dev, const char *subbnode_name);
* @propname: property to check * @propname: property to check
* @return size of property if present, or -EINVAL if not * @return size of property if present, or -EINVAL if not
*/ */
int dev_read_size(struct udevice *dev, const char *propname); int dev_read_size(const struct udevice *dev, const char *propname);
/** /**
* dev_read_addr_index() - Get the indexed reg property of a device * dev_read_addr_index() - Get the indexed reg property of a device
@ -163,7 +166,7 @@ int dev_read_size(struct udevice *dev, const char *propname);
* *
* @return address or FDT_ADDR_T_NONE if not found * @return address or FDT_ADDR_T_NONE if not found
*/ */
fdt_addr_t dev_read_addr_index(struct udevice *dev, int index); fdt_addr_t dev_read_addr_index(const struct udevice *dev, int index);
/** /**
* dev_read_addr_size_index() - Get the indexed reg property of a device * dev_read_addr_size_index() - Get the indexed reg property of a device
@ -175,7 +178,7 @@ fdt_addr_t dev_read_addr_index(struct udevice *dev, int index);
* *
* @return address or FDT_ADDR_T_NONE if not found * @return address or FDT_ADDR_T_NONE if not found
*/ */
fdt_addr_t dev_read_addr_size_index(struct udevice *dev, int index, fdt_addr_t dev_read_addr_size_index(const struct udevice *dev, int index,
fdt_size_t *size); fdt_size_t *size);
/** /**
@ -188,7 +191,7 @@ fdt_addr_t dev_read_addr_size_index(struct udevice *dev, int index,
* *
* @return pointer or NULL if not found * @return pointer or NULL if not found
*/ */
void *dev_remap_addr_index(struct udevice *dev, int index); void *dev_remap_addr_index(const struct udevice *dev, int index);
/** /**
* dev_read_addr_name() - Get the reg property of a device, indexed by name * dev_read_addr_name() - Get the reg property of a device, indexed by name
@ -200,7 +203,7 @@ void *dev_remap_addr_index(struct udevice *dev, int index);
* *
* @return address or FDT_ADDR_T_NONE if not found * @return address or FDT_ADDR_T_NONE if not found
*/ */
fdt_addr_t dev_read_addr_name(struct udevice *dev, const char* name); fdt_addr_t dev_read_addr_name(const struct udevice *dev, const char *name);
/** /**
* dev_read_addr_size_name() - Get the reg property of a device, indexed by name * dev_read_addr_size_name() - Get the reg property of a device, indexed by name
@ -213,7 +216,7 @@ fdt_addr_t dev_read_addr_name(struct udevice *dev, const char* name);
* *
* @return address or FDT_ADDR_T_NONE if not found * @return address or FDT_ADDR_T_NONE if not found
*/ */
fdt_addr_t dev_read_addr_size_name(struct udevice *dev, const char *name, fdt_addr_t dev_read_addr_size_name(const struct udevice *dev, const char *name,
fdt_size_t *size); fdt_size_t *size);
/** /**
@ -227,7 +230,7 @@ fdt_addr_t dev_read_addr_size_name(struct udevice *dev, const char *name,
* *
* @return pointer or NULL if not found * @return pointer or NULL if not found
*/ */
void *dev_remap_addr_name(struct udevice *dev, const char* name); void *dev_remap_addr_name(const struct udevice *dev, const char *name);
/** /**
* dev_read_addr() - Get the reg property of a device * dev_read_addr() - Get the reg property of a device
@ -236,7 +239,7 @@ void *dev_remap_addr_name(struct udevice *dev, const char* name);
* *
* @return address or FDT_ADDR_T_NONE if not found * @return address or FDT_ADDR_T_NONE if not found
*/ */
fdt_addr_t dev_read_addr(struct udevice *dev); fdt_addr_t dev_read_addr(const struct udevice *dev);
/** /**
* dev_read_addr_ptr() - Get the reg property of a device * dev_read_addr_ptr() - Get the reg property of a device
@ -246,7 +249,7 @@ fdt_addr_t dev_read_addr(struct udevice *dev);
* *
* @return pointer or NULL if not found * @return pointer or NULL if not found
*/ */
void *dev_read_addr_ptr(struct udevice *dev); void *dev_read_addr_ptr(const struct udevice *dev);
/** /**
* dev_read_addr_pci() - Read an address and handle PCI address translation * dev_read_addr_pci() - Read an address and handle PCI address translation
@ -266,7 +269,7 @@ void *dev_read_addr_ptr(struct udevice *dev);
* @dev: Device to read from * @dev: Device to read from
* @return address or FDT_ADDR_T_NONE if not found * @return address or FDT_ADDR_T_NONE if not found
*/ */
fdt_addr_t dev_read_addr_pci(struct udevice *dev); fdt_addr_t dev_read_addr_pci(const struct udevice *dev);
/** /**
* dev_remap_addr() - Get the reg property of a device as a * dev_remap_addr() - Get the reg property of a device as a
@ -276,7 +279,7 @@ fdt_addr_t dev_read_addr_pci(struct udevice *dev);
* *
* @return pointer or NULL if not found * @return pointer or NULL if not found
*/ */
void *dev_remap_addr(struct udevice *dev); void *dev_remap_addr(const struct udevice *dev);
/** /**
* dev_read_addr_size() - get address and size from a device property * dev_read_addr_size() - get address and size from a device property
@ -289,8 +292,8 @@ void *dev_remap_addr(struct udevice *dev);
* @sizep: place to put size value (on success) * @sizep: place to put size value (on success)
* @return address value, or FDT_ADDR_T_NONE on error * @return address value, or FDT_ADDR_T_NONE on error
*/ */
fdt_addr_t dev_read_addr_size(struct udevice *dev, const char *propname, fdt_addr_t dev_read_addr_size(const struct udevice *dev, const char *propname,
fdt_size_t *sizep); fdt_size_t *sizep);
/** /**
* dev_read_name() - get the name of a device's node * dev_read_name() - get the name of a device's node
@ -298,7 +301,7 @@ fdt_addr_t dev_read_addr_size(struct udevice *dev, const char *propname,
* @dev: Device to read from * @dev: Device to read from
* @return name of node * @return name of node
*/ */
const char *dev_read_name(struct udevice *dev); const char *dev_read_name(const struct udevice *dev);
/** /**
* dev_read_stringlist_search() - find string in a string list and return index * dev_read_stringlist_search() - find string in a string list and return index
@ -318,8 +321,8 @@ const char *dev_read_name(struct udevice *dev);
* -ENODATA if the property is not found * -ENODATA if the property is not found
* -EINVAL on some other error * -EINVAL on some other error
*/ */
int dev_read_stringlist_search(struct udevice *dev, const char *property, int dev_read_stringlist_search(const struct udevice *dev, const char *property,
const char *string); const char *string);
/** /**
* dev_read_string_index() - obtain an indexed string from a string list * dev_read_string_index() - obtain an indexed string from a string list
@ -332,8 +335,8 @@ int dev_read_stringlist_search(struct udevice *dev, const char *property,
* @return: * @return:
* length of string, if found or -ve error value if not found * length of string, if found or -ve error value if not found
*/ */
int dev_read_string_index(struct udevice *dev, const char *propname, int index, int dev_read_string_index(const struct udevice *dev, const char *propname,
const char **outp); int index, const char **outp);
/** /**
* dev_read_string_count() - find the number of strings in a string list * dev_read_string_count() - find the number of strings in a string list
@ -343,7 +346,7 @@ int dev_read_string_index(struct udevice *dev, const char *propname, int index,
* @return: * @return:
* number of strings in the list, or -ve error value if not found * number of strings in the list, or -ve error value if not found
*/ */
int dev_read_string_count(struct udevice *dev, const char *propname); int dev_read_string_count(const struct udevice *dev, const char *propname);
/** /**
* dev_read_phandle_with_args() - Find a node pointed by phandle in a list * dev_read_phandle_with_args() - Find a node pointed by phandle in a list
* *
@ -382,10 +385,9 @@ int dev_read_string_count(struct udevice *dev, const char *propname);
* @cells_name could not be found, the arguments were truncated or there * @cells_name could not be found, the arguments were truncated or there
* were too many arguments. * were too many arguments.
*/ */
int dev_read_phandle_with_args(struct udevice *dev, const char *list_name, int dev_read_phandle_with_args(const struct udevice *dev, const char *list_name,
const char *cells_name, int cell_count, const char *cells_name, int cell_count,
int index, int index, struct ofnode_phandle_args *out_args);
struct ofnode_phandle_args *out_args);
/** /**
* dev_count_phandle_with_args() - Return phandle number in a list * dev_count_phandle_with_args() - Return phandle number in a list
@ -402,8 +404,8 @@ int dev_read_phandle_with_args(struct udevice *dev, const char *list_name,
* errno value. * errno value.
*/ */
int dev_count_phandle_with_args(struct udevice *dev, const char *list_name, int dev_count_phandle_with_args(const struct udevice *dev,
const char *cells_name); const char *list_name, const char *cells_name);
/** /**
* dev_read_addr_cells() - Get the number of address cells for a device's node * dev_read_addr_cells() - Get the number of address cells for a device's node
@ -414,7 +416,7 @@ int dev_count_phandle_with_args(struct udevice *dev, const char *list_name,
* @dev: device to check * @dev: device to check
* @return number of address cells this node uses * @return number of address cells this node uses
*/ */
int dev_read_addr_cells(struct udevice *dev); int dev_read_addr_cells(const struct udevice *dev);
/** /**
* dev_read_size_cells() - Get the number of size cells for a device's node * dev_read_size_cells() - Get the number of size cells for a device's node
@ -425,7 +427,7 @@ int dev_read_addr_cells(struct udevice *dev);
* @dev: device to check * @dev: device to check
* @return number of size cells this node uses * @return number of size cells this node uses
*/ */
int dev_read_size_cells(struct udevice *dev); int dev_read_size_cells(const struct udevice *dev);
/** /**
* dev_read_addr_cells() - Get the address cells property in a node * dev_read_addr_cells() - Get the address cells property in a node
@ -435,7 +437,7 @@ int dev_read_size_cells(struct udevice *dev);
* @dev: device to check * @dev: device to check
* @return number of address cells this node uses * @return number of address cells this node uses
*/ */
int dev_read_simple_addr_cells(struct udevice *dev); int dev_read_simple_addr_cells(const struct udevice *dev);
/** /**
* dev_read_size_cells() - Get the size cells property in a node * dev_read_size_cells() - Get the size cells property in a node
@ -445,7 +447,7 @@ int dev_read_simple_addr_cells(struct udevice *dev);
* @dev: device to check * @dev: device to check
* @return number of size cells this node uses * @return number of size cells this node uses
*/ */
int dev_read_simple_size_cells(struct udevice *dev); int dev_read_simple_size_cells(const struct udevice *dev);
/** /**
* dev_read_phandle() - Get the phandle from a device * dev_read_phandle() - Get the phandle from a device
@ -453,7 +455,7 @@ int dev_read_simple_size_cells(struct udevice *dev);
* @dev: device to check * @dev: device to check
* @return phandle (1 or greater), or 0 if no phandle or other error * @return phandle (1 or greater), or 0 if no phandle or other error
*/ */
int dev_read_phandle(struct udevice *dev); int dev_read_phandle(const struct udevice *dev);
/** /**
* dev_read_prop()- - read a property from a device's node * dev_read_prop()- - read a property from a device's node
@ -463,7 +465,8 @@ int dev_read_phandle(struct udevice *dev);
* @lenp: place to put length on success * @lenp: place to put length on success
* @return pointer to property, or NULL if not found * @return pointer to property, or NULL if not found
*/ */
const void *dev_read_prop(struct udevice *dev, const char *propname, int *lenp); const void *dev_read_prop(const struct udevice *dev, const char *propname,
int *lenp);
/** /**
* dev_read_alias_seq() - Get the alias sequence number of a node * dev_read_alias_seq() - Get the alias sequence number of a node
@ -476,7 +479,7 @@ const void *dev_read_prop(struct udevice *dev, const char *propname, int *lenp);
* @devnump: set to the sequence number if one is found * @devnump: set to the sequence number if one is found
* @return 0 if a sequence was found, -ve if not * @return 0 if a sequence was found, -ve if not
*/ */
int dev_read_alias_seq(struct udevice *dev, int *devnump); int dev_read_alias_seq(const struct udevice *dev, int *devnump);
/** /**
* dev_read_u32_array() - Find and read an array of 32 bit integers * dev_read_u32_array() - Find and read an array of 32 bit integers
@ -494,7 +497,7 @@ int dev_read_alias_seq(struct udevice *dev, int *devnump);
* property does not have a value, and -EOVERFLOW if the property data isn't * property does not have a value, and -EOVERFLOW if the property data isn't
* large enough. * large enough.
*/ */
int dev_read_u32_array(struct udevice *dev, const char *propname, int dev_read_u32_array(const struct udevice *dev, const char *propname,
u32 *out_values, size_t sz); u32 *out_values, size_t sz);
/** /**
@ -504,7 +507,7 @@ int dev_read_u32_array(struct udevice *dev, const char *propname,
* @return reference to the first subnode (which can be invalid if the device's * @return reference to the first subnode (which can be invalid if the device's
* node has no subnodes) * node has no subnodes)
*/ */
ofnode dev_read_first_subnode(struct udevice *dev); ofnode dev_read_first_subnode(const struct udevice *dev);
/** /**
* ofnode_next_subnode() - find the next sibling of a subnode * ofnode_next_subnode() - find the next sibling of a subnode
@ -529,8 +532,8 @@ ofnode dev_read_next_subnode(ofnode node);
* @return pointer to byte array if found, or NULL if the property is not * @return pointer to byte array if found, or NULL if the property is not
* found or there is not enough data * found or there is not enough data
*/ */
const uint8_t *dev_read_u8_array_ptr(struct udevice *dev, const char *propname, const uint8_t *dev_read_u8_array_ptr(const struct udevice *dev,
size_t sz); const char *propname, size_t sz);
/** /**
* dev_read_enabled() - check whether a node is enabled * dev_read_enabled() - check whether a node is enabled
@ -543,7 +546,7 @@ const uint8_t *dev_read_u8_array_ptr(struct udevice *dev, const char *propname,
* @dev: device to examine * @dev: device to examine
* @return integer value 0 (not enabled) or 1 (enabled) * @return integer value 0 (not enabled) or 1 (enabled)
*/ */
int dev_read_enabled(struct udevice *dev); int dev_read_enabled(const struct udevice *dev);
/** /**
* dev_read_resource() - obtain an indexed resource from a device. * dev_read_resource() - obtain an indexed resource from a device.
@ -553,7 +556,8 @@ int dev_read_enabled(struct udevice *dev);
* @res returns the resource * @res returns the resource
* @return 0 if ok, negative on error * @return 0 if ok, negative on error
*/ */
int dev_read_resource(struct udevice *dev, uint index, struct resource *res); int dev_read_resource(const struct udevice *dev, uint index,
struct resource *res);
/** /**
* dev_read_resource_byname() - obtain a named resource from a device. * dev_read_resource_byname() - obtain a named resource from a device.
@ -563,7 +567,7 @@ int dev_read_resource(struct udevice *dev, uint index, struct resource *res);
* @res: returns the resource * @res: returns the resource
* @return 0 if ok, negative on error * @return 0 if ok, negative on error
*/ */
int dev_read_resource_byname(struct udevice *dev, const char *name, int dev_read_resource_byname(const struct udevice *dev, const char *name,
struct resource *res); struct resource *res);
/** /**
@ -577,7 +581,7 @@ int dev_read_resource_byname(struct udevice *dev, const char *name,
* @in_addr: pointer to the address to translate * @in_addr: pointer to the address to translate
* @return the translated address; OF_BAD_ADDR on error * @return the translated address; OF_BAD_ADDR on error
*/ */
u64 dev_translate_address(struct udevice *dev, const fdt32_t *in_addr); u64 dev_translate_address(const struct udevice *dev, const fdt32_t *in_addr);
/** /**
* dev_translate_dma_address() - Translate a device-tree DMA address * dev_translate_dma_address() - Translate a device-tree DMA address
@ -590,7 +594,8 @@ u64 dev_translate_address(struct udevice *dev, const fdt32_t *in_addr);
* @in_addr: pointer to the DMA address to translate * @in_addr: pointer to the DMA address to translate
* @return the translated DMA address; OF_BAD_ADDR on error * @return the translated DMA address; OF_BAD_ADDR on error
*/ */
u64 dev_translate_dma_address(struct udevice *dev, const fdt32_t *in_addr); u64 dev_translate_dma_address(const struct udevice *dev,
const fdt32_t *in_addr);
/** /**
* dev_read_alias_highest_id - Get highest alias id for the given stem * dev_read_alias_highest_id - Get highest alias id for the given stem
@ -604,31 +609,31 @@ int dev_read_alias_highest_id(const char *stem);
#else /* CONFIG_DM_DEV_READ_INLINE is enabled */ #else /* CONFIG_DM_DEV_READ_INLINE is enabled */
static inline int dev_read_u32(struct udevice *dev, static inline int dev_read_u32(const struct udevice *dev,
const char *propname, u32 *outp) const char *propname, u32 *outp)
{ {
return ofnode_read_u32(dev_ofnode(dev), propname, outp); return ofnode_read_u32(dev_ofnode(dev), propname, outp);
} }
static inline int dev_read_u32_default(struct udevice *dev, static inline int dev_read_u32_default(const struct udevice *dev,
const char *propname, int def) const char *propname, int def)
{ {
return ofnode_read_u32_default(dev_ofnode(dev), propname, def); return ofnode_read_u32_default(dev_ofnode(dev), propname, def);
} }
static inline int dev_read_s32(struct udevice *dev, static inline int dev_read_s32(const struct udevice *dev,
const char *propname, s32 *outp) const char *propname, s32 *outp)
{ {
return ofnode_read_s32(dev_ofnode(dev), propname, outp); return ofnode_read_s32(dev_ofnode(dev), propname, outp);
} }
static inline int dev_read_s32_default(struct udevice *dev, static inline int dev_read_s32_default(const struct udevice *dev,
const char *propname, int def) const char *propname, int def)
{ {
return ofnode_read_s32_default(dev_ofnode(dev), propname, def); return ofnode_read_s32_default(dev_ofnode(dev), propname, def);
} }
static inline int dev_read_u32u(struct udevice *dev, static inline int dev_read_u32u(const struct udevice *dev,
const char *propname, uint *outp) const char *propname, uint *outp)
{ {
u32 val; u32 val;
@ -642,128 +647,131 @@ static inline int dev_read_u32u(struct udevice *dev,
return 0; return 0;
} }
static inline int dev_read_u64(struct udevice *dev, static inline int dev_read_u64(const struct udevice *dev,
const char *propname, u64 *outp) const char *propname, u64 *outp)
{ {
return ofnode_read_u64(dev_ofnode(dev), propname, outp); return ofnode_read_u64(dev_ofnode(dev), propname, outp);
} }
static inline u64 dev_read_u64_default(struct udevice *dev, static inline u64 dev_read_u64_default(const struct udevice *dev,
const char *propname, u64 def) const char *propname, u64 def)
{ {
return ofnode_read_u64_default(dev_ofnode(dev), propname, def); return ofnode_read_u64_default(dev_ofnode(dev), propname, def);
} }
static inline const char *dev_read_string(struct udevice *dev, static inline const char *dev_read_string(const struct udevice *dev,
const char *propname) const char *propname)
{ {
return ofnode_read_string(dev_ofnode(dev), propname); return ofnode_read_string(dev_ofnode(dev), propname);
} }
static inline bool dev_read_bool(struct udevice *dev, const char *propname) static inline bool dev_read_bool(const struct udevice *dev,
const char *propname)
{ {
return ofnode_read_bool(dev_ofnode(dev), propname); return ofnode_read_bool(dev_ofnode(dev), propname);
} }
static inline ofnode dev_read_subnode(struct udevice *dev, static inline ofnode dev_read_subnode(const struct udevice *dev,
const char *subbnode_name) const char *subbnode_name)
{ {
return ofnode_find_subnode(dev_ofnode(dev), subbnode_name); return ofnode_find_subnode(dev_ofnode(dev), subbnode_name);
} }
static inline int dev_read_size(struct udevice *dev, const char *propname) static inline int dev_read_size(const struct udevice *dev, const char *propname)
{ {
return ofnode_read_size(dev_ofnode(dev), propname); return ofnode_read_size(dev_ofnode(dev), propname);
} }
static inline fdt_addr_t dev_read_addr_index(struct udevice *dev, int index) static inline fdt_addr_t dev_read_addr_index(const struct udevice *dev,
int index)
{ {
return devfdt_get_addr_index(dev, index); return devfdt_get_addr_index(dev, index);
} }
static inline fdt_addr_t dev_read_addr_size_index(struct udevice *dev, static inline fdt_addr_t dev_read_addr_size_index(const struct udevice *dev,
int index, int index,
fdt_size_t *size) fdt_size_t *size)
{ {
return devfdt_get_addr_size_index(dev, index, size); return devfdt_get_addr_size_index(dev, index, size);
} }
static inline fdt_addr_t dev_read_addr_name(struct udevice *dev, static inline fdt_addr_t dev_read_addr_name(const struct udevice *dev,
const char *name) const char *name)
{ {
return devfdt_get_addr_name(dev, name); return devfdt_get_addr_name(dev, name);
} }
static inline fdt_addr_t dev_read_addr_size_name(struct udevice *dev, static inline fdt_addr_t dev_read_addr_size_name(const struct udevice *dev,
const char *name, const char *name,
fdt_size_t *size) fdt_size_t *size)
{ {
return devfdt_get_addr_size_name(dev, name, size); return devfdt_get_addr_size_name(dev, name, size);
} }
static inline fdt_addr_t dev_read_addr(struct udevice *dev) static inline fdt_addr_t dev_read_addr(const struct udevice *dev)
{ {
return devfdt_get_addr(dev); return devfdt_get_addr(dev);
} }
static inline void *dev_read_addr_ptr(struct udevice *dev) static inline void *dev_read_addr_ptr(const struct udevice *dev)
{ {
return devfdt_get_addr_ptr(dev); return devfdt_get_addr_ptr(dev);
} }
static inline fdt_addr_t dev_read_addr_pci(struct udevice *dev) static inline fdt_addr_t dev_read_addr_pci(const struct udevice *dev)
{ {
return devfdt_get_addr_pci(dev); return devfdt_get_addr_pci(dev);
} }
static inline void *dev_remap_addr(struct udevice *dev) static inline void *dev_remap_addr(const struct udevice *dev)
{ {
return devfdt_remap_addr(dev); return devfdt_remap_addr(dev);
} }
static inline void *dev_remap_addr_index(struct udevice *dev, int index) static inline void *dev_remap_addr_index(const struct udevice *dev, int index)
{ {
return devfdt_remap_addr_index(dev, index); return devfdt_remap_addr_index(dev, index);
} }
static inline void *dev_remap_addr_name(struct udevice *dev, const char *name) static inline void *dev_remap_addr_name(const struct udevice *dev,
const char *name)
{ {
return devfdt_remap_addr_name(dev, name); return devfdt_remap_addr_name(dev, name);
} }
static inline fdt_addr_t dev_read_addr_size(struct udevice *dev, static inline fdt_addr_t dev_read_addr_size(const struct udevice *dev,
const char *propname, const char *propname,
fdt_size_t *sizep) fdt_size_t *sizep)
{ {
return ofnode_get_addr_size(dev_ofnode(dev), propname, sizep); return ofnode_get_addr_size(dev_ofnode(dev), propname, sizep);
} }
static inline const char *dev_read_name(struct udevice *dev) static inline const char *dev_read_name(const struct udevice *dev)
{ {
return ofnode_get_name(dev_ofnode(dev)); return ofnode_get_name(dev_ofnode(dev));
} }
static inline int dev_read_stringlist_search(struct udevice *dev, static inline int dev_read_stringlist_search(const struct udevice *dev,
const char *propname, const char *propname,
const char *string) const char *string)
{ {
return ofnode_stringlist_search(dev_ofnode(dev), propname, string); return ofnode_stringlist_search(dev_ofnode(dev), propname, string);
} }
static inline int dev_read_string_index(struct udevice *dev, static inline int dev_read_string_index(const struct udevice *dev,
const char *propname, int index, const char *propname, int index,
const char **outp) const char **outp)
{ {
return ofnode_read_string_index(dev_ofnode(dev), propname, index, outp); return ofnode_read_string_index(dev_ofnode(dev), propname, index, outp);
} }
static inline int dev_read_string_count(struct udevice *dev, static inline int dev_read_string_count(const struct udevice *dev,
const char *propname) const char *propname)
{ {
return ofnode_read_string_count(dev_ofnode(dev), propname); return ofnode_read_string_count(dev_ofnode(dev), propname);
} }
static inline int dev_read_phandle_with_args(struct udevice *dev, static inline int dev_read_phandle_with_args(const struct udevice *dev,
const char *list_name, const char *cells_name, int cell_count, const char *list_name, const char *cells_name, int cell_count,
int index, struct ofnode_phandle_args *out_args) int index, struct ofnode_phandle_args *out_args)
{ {
@ -772,59 +780,60 @@ static inline int dev_read_phandle_with_args(struct udevice *dev,
out_args); out_args);
} }
static inline int dev_count_phandle_with_args(struct udevice *dev, static inline int dev_count_phandle_with_args(const struct udevice *dev,
const char *list_name, const char *cells_name) const char *list_name, const char *cells_name)
{ {
return ofnode_count_phandle_with_args(dev_ofnode(dev), list_name, return ofnode_count_phandle_with_args(dev_ofnode(dev), list_name,
cells_name); cells_name);
} }
static inline int dev_read_addr_cells(struct udevice *dev) static inline int dev_read_addr_cells(const struct udevice *dev)
{ {
/* NOTE: this call should walk up the parent stack */ /* NOTE: this call should walk up the parent stack */
return fdt_address_cells(gd->fdt_blob, dev_of_offset(dev)); return fdt_address_cells(gd->fdt_blob, dev_of_offset(dev));
} }
static inline int dev_read_size_cells(struct udevice *dev) static inline int dev_read_size_cells(const struct udevice *dev)
{ {
/* NOTE: this call should walk up the parent stack */ /* NOTE: this call should walk up the parent stack */
return fdt_size_cells(gd->fdt_blob, dev_of_offset(dev)); return fdt_size_cells(gd->fdt_blob, dev_of_offset(dev));
} }
static inline int dev_read_simple_addr_cells(struct udevice *dev) static inline int dev_read_simple_addr_cells(const struct udevice *dev)
{ {
return fdt_address_cells(gd->fdt_blob, dev_of_offset(dev)); return fdt_address_cells(gd->fdt_blob, dev_of_offset(dev));
} }
static inline int dev_read_simple_size_cells(struct udevice *dev) static inline int dev_read_simple_size_cells(const struct udevice *dev)
{ {
return fdt_size_cells(gd->fdt_blob, dev_of_offset(dev)); return fdt_size_cells(gd->fdt_blob, dev_of_offset(dev));
} }
static inline int dev_read_phandle(struct udevice *dev) static inline int dev_read_phandle(const struct udevice *dev)
{ {
return fdt_get_phandle(gd->fdt_blob, dev_of_offset(dev)); return fdt_get_phandle(gd->fdt_blob, dev_of_offset(dev));
} }
static inline const void *dev_read_prop(struct udevice *dev, static inline const void *dev_read_prop(const struct udevice *dev,
const char *propname, int *lenp) const char *propname, int *lenp)
{ {
return ofnode_get_property(dev_ofnode(dev), propname, lenp); return ofnode_get_property(dev_ofnode(dev), propname, lenp);
} }
static inline int dev_read_alias_seq(struct udevice *dev, int *devnump) static inline int dev_read_alias_seq(const struct udevice *dev, int *devnump)
{ {
return fdtdec_get_alias_seq(gd->fdt_blob, dev->uclass->uc_drv->name, return fdtdec_get_alias_seq(gd->fdt_blob, dev->uclass->uc_drv->name,
dev_of_offset(dev), devnump); dev_of_offset(dev), devnump);
} }
static inline int dev_read_u32_array(struct udevice *dev, const char *propname, static inline int dev_read_u32_array(const struct udevice *dev,
u32 *out_values, size_t sz) const char *propname, u32 *out_values,
size_t sz)
{ {
return ofnode_read_u32_array(dev_ofnode(dev), propname, out_values, sz); return ofnode_read_u32_array(dev_ofnode(dev), propname, out_values, sz);
} }
static inline ofnode dev_read_first_subnode(struct udevice *dev) static inline ofnode dev_read_first_subnode(const struct udevice *dev)
{ {
return ofnode_first_subnode(dev_ofnode(dev)); return ofnode_first_subnode(dev_ofnode(dev));
} }
@ -834,36 +843,38 @@ static inline ofnode dev_read_next_subnode(ofnode node)
return ofnode_next_subnode(node); return ofnode_next_subnode(node);
} }
static inline const uint8_t *dev_read_u8_array_ptr(struct udevice *dev, static inline const uint8_t *dev_read_u8_array_ptr(const struct udevice *dev,
const char *propname, size_t sz) const char *propname, size_t sz)
{ {
return ofnode_read_u8_array_ptr(dev_ofnode(dev), propname, sz); return ofnode_read_u8_array_ptr(dev_ofnode(dev), propname, sz);
} }
static inline int dev_read_enabled(struct udevice *dev) static inline int dev_read_enabled(const struct udevice *dev)
{ {
return fdtdec_get_is_enabled(gd->fdt_blob, dev_of_offset(dev)); return fdtdec_get_is_enabled(gd->fdt_blob, dev_of_offset(dev));
} }
static inline int dev_read_resource(struct udevice *dev, uint index, static inline int dev_read_resource(const struct udevice *dev, uint index,
struct resource *res) struct resource *res)
{ {
return ofnode_read_resource(dev_ofnode(dev), index, res); return ofnode_read_resource(dev_ofnode(dev), index, res);
} }
static inline int dev_read_resource_byname(struct udevice *dev, static inline int dev_read_resource_byname(const struct udevice *dev,
const char *name, const char *name,
struct resource *res) struct resource *res)
{ {
return ofnode_read_resource_byname(dev_ofnode(dev), name, res); return ofnode_read_resource_byname(dev_ofnode(dev), name, res);
} }
static inline u64 dev_translate_address(struct udevice *dev, const fdt32_t *in_addr) static inline u64 dev_translate_address(const struct udevice *dev,
const fdt32_t *in_addr)
{ {
return ofnode_translate_address(dev_ofnode(dev), in_addr); return ofnode_translate_address(dev_ofnode(dev), in_addr);
} }
static inline u64 dev_translate_dma_address(struct udevice *dev, const fdt32_t *in_addr) static inline u64 dev_translate_dma_address(const struct udevice *dev,
const fdt32_t *in_addr)
{ {
return ofnode_translate_dma_address(dev_ofnode(dev), in_addr); return ofnode_translate_dma_address(dev_ofnode(dev), in_addr);
} }