diff options
| -rw-r--r-- | drivers/core/fdtaddr.c | 11 | ||||
| -rw-r--r-- | include/dm/fdtaddr.h | 12 |
2 files changed, 20 insertions, 3 deletions
diff --git a/drivers/core/fdtaddr.c b/drivers/core/fdtaddr.c index 6dfda207726..c3a50a2b0c1 100644 --- a/drivers/core/fdtaddr.c +++ b/drivers/core/fdtaddr.c @@ -93,6 +93,13 @@ fdt_addr_t devfdt_get_addr_index(const struct udevice *dev, int index) #endif } +void *devfdt_get_addr_index_ptr(const struct udevice *dev, int index) +{ + fdt_addr_t addr = devfdt_get_addr_index(dev, index); + + return (addr == FDT_ADDR_T_NONE) ? NULL : (void *)(uintptr_t)addr; +} + fdt_addr_t devfdt_get_addr_size_index(const struct udevice *dev, int index, fdt_size_t *size) { @@ -155,9 +162,7 @@ fdt_addr_t devfdt_get_addr(const struct udevice *dev) void *devfdt_get_addr_ptr(const struct udevice *dev) { - fdt_addr_t addr = devfdt_get_addr_index(dev, 0); - - return (addr == FDT_ADDR_T_NONE) ? NULL : (void *)(uintptr_t)addr; + return devfdt_get_addr_index_ptr(dev, 0); } void *devfdt_remap_addr_index(const struct udevice *dev, int index) diff --git a/include/dm/fdtaddr.h b/include/dm/fdtaddr.h index a4fda581a77..d2c19942916 100644 --- a/include/dm/fdtaddr.h +++ b/include/dm/fdtaddr.h @@ -93,6 +93,18 @@ void *devfdt_map_physmem(const struct udevice *dev, unsigned long size); fdt_addr_t devfdt_get_addr_index(const struct udevice *dev, int index); /** + * devfdt_get_addr_index_ptr() - Return indexed pointer to the address of the + * reg property of a device + * + * @dev: Pointer to a device + * @index: the 'reg' property can hold a list of <addr, size> pairs + * and @index is used to select which one is required + * + * @return Pointer to addr, or NULL if there is no such property + */ +void *devfdt_get_addr_index_ptr(const struct udevice *dev, int index); + +/** * devfdt_get_addr_size_index() - Get the indexed reg property of a device * * Returns the address and size specified in the 'reg' property of a device. |