From: T Karthik Reddy t.karthik.reddy@xilinx.com
This patch adds functions dev_read_u64_default & dev_read_u64 to read unsigned 64-bit values from devicetree.
Signed-off-by: T Karthik Reddy t.karthik.reddy@xilinx.com Signed-off-by: Michal Simek michal.simek@xilinx.com ---
drivers/core/ofnode.c | 2 +- drivers/core/read.c | 10 ++++++++++ include/dm/ofnode.h | 2 +- include/dm/read.h | 32 ++++++++++++++++++++++++++++++++ 4 files changed, 44 insertions(+), 2 deletions(-)
diff --git a/drivers/core/ofnode.c b/drivers/core/ofnode.c index e74a662d1d30..7eca00cd6613 100644 --- a/drivers/core/ofnode.c +++ b/drivers/core/ofnode.c @@ -79,7 +79,7 @@ int ofnode_read_u64(ofnode node, const char *propname, u64 *outp) return 0; }
-int ofnode_read_u64_default(ofnode node, const char *propname, u64 def) +u64 ofnode_read_u64_default(ofnode node, const char *propname, u64 def) { assert(ofnode_valid(node)); ofnode_read_u64(node, propname, &def); diff --git a/drivers/core/read.c b/drivers/core/read.c index 8b5502de1159..5dd2ddca70e8 100644 --- a/drivers/core/read.c +++ b/drivers/core/read.c @@ -11,6 +11,16 @@ #include <mapmem.h> #include <dm/of_access.h>
+int dev_read_u64(struct udevice *dev, const char *propname, u64 *outp) +{ + return ofnode_read_u64(dev_ofnode(dev), propname, outp); +} + +u64 dev_read_u64_default(struct udevice *dev, const char *propname, u64 def) +{ + return ofnode_read_u64_default(dev_ofnode(dev), propname, def); +} + int dev_read_u32(struct udevice *dev, const char *propname, u32 *outp) { return ofnode_read_u32(dev_ofnode(dev), propname, outp); diff --git a/include/dm/ofnode.h b/include/dm/ofnode.h index 4f89db44c19e..5c4cbf099869 100644 --- a/include/dm/ofnode.h +++ b/include/dm/ofnode.h @@ -254,7 +254,7 @@ int ofnode_read_u64(ofnode node, const char *propname, u64 *outp); * @def: default value to return if the property has no value * @return property value, or @def if not found */ -int ofnode_read_u64_default(ofnode node, const char *propname, u64 def); +u64 ofnode_read_u64_default(ofnode node, const char *propname, u64 def);
/** * ofnode_read_string() - Read a string from a property diff --git a/include/dm/read.h b/include/dm/read.h index 0c62d62f1148..8985f248c68f 100644 --- a/include/dm/read.h +++ b/include/dm/read.h @@ -44,6 +44,26 @@ static inline bool dev_of_valid(struct udevice *dev) }
#ifndef CONFIG_DM_DEV_READ_INLINE +/** + * dev_read_u64() - read a 64-bit integer from a device's DT property + * + * @dev: device to read DT property from + * @propname: name of the property to read from + * @outp: place to put value (if found) + * @return 0 if OK, -ve on error + */ +int dev_read_u64(struct udevice *dev, const char *propname, u64 *outp); + +/** + * dev_read_u64_default() - read a 64-bit integer from a device's DT property + * + * @dev: device to read DT property from + * @propname: name of the property to read from + * @def: default value to return if the property has no value + * @return property value, or @def if not found + */ +u64 dev_read_u64_default(struct udevice *dev, const char *propname, u64 def); + /** * dev_read_u32() - read a 32-bit integer from a device's DT property * @@ -563,6 +583,18 @@ int dev_read_alias_highest_id(const char *stem);
#else /* CONFIG_DM_DEV_READ_INLINE is enabled */
+static inline int dev_read_u64(struct udevice *dev, + const char *propname, u64 *outp) +{ + return ofnode_read_u64(dev_ofnode(dev), propname, outp); +} + +static inline u64 dev_read_u64_default(struct udevice *dev, + const char *propname, u64 def) +{ + return ofnode_read_u64_default(dev_ofnode(dev), propname, def); +} + static inline int dev_read_u32(struct udevice *dev, const char *propname, u32 *outp) {