Add new api to get device address based on index.
Signed-off-by: Mugunthan V N mugunthanvnm@ti.com --- drivers/core/device.c | 20 ++++++++++++++++++++ include/dm/device.h | 9 +++++++++ 2 files changed, 29 insertions(+)
diff --git a/drivers/core/device.c b/drivers/core/device.c index a3dc2ca..7557e5c 100644 --- a/drivers/core/device.c +++ b/drivers/core/device.c @@ -620,6 +620,26 @@ fdt_addr_t dev_get_addr(struct udevice *dev) #endif }
+fdt_addr_t dev_get_addr_index(struct udevice *dev, int index) +{ +#if CONFIG_IS_ENABLED(OF_CONTROL) + fdt_addr_t addr; + + addr = fdtdec_get_addr_size_auto_parent(gd->fdt_blob, + dev->parent->of_offset, + dev->of_offset, "reg", + index, NULL); + if (CONFIG_IS_ENABLED(SIMPLE_BUS) && addr != FDT_ADDR_T_NONE) { + if (device_get_uclass_id(dev->parent) == UCLASS_SIMPLE_BUS) + addr = simple_bus_translate(dev->parent, addr); + } + + return addr; +#else + return FDT_ADDR_T_NONE; +#endif +} + bool device_has_children(struct udevice *dev) { return !list_empty(&dev->child_head); diff --git a/include/dm/device.h b/include/dm/device.h index 8519612..e6506b4 100644 --- a/include/dm/device.h +++ b/include/dm/device.h @@ -441,6 +441,15 @@ int device_find_next_child(struct udevice **devp); fdt_addr_t dev_get_addr(struct udevice *dev);
/** + * dev_get_addr() - Get the reg property of a device + * + * @dev: Pointer to a device + * + * @return addr + */ +fdt_addr_t dev_get_addr_index(struct udevice *dev, int index); + +/** * device_has_children() - check if a device has any children * * @dev: Device to check