Abstracting dev_get_addr can improve drivers that want to get device's address.
Signed-off-by: Peng Fan Peng.Fan@freescale.com Acked-by: Igor Grinberg grinberg@compulab.co.il --- drivers/core/device.c | 12 ++++++++++++ include/dm/device.h | 10 ++++++++++ 2 files changed, 22 insertions(+)
diff --git a/drivers/core/device.c b/drivers/core/device.c index b73d3b8..73c3e07 100644 --- a/drivers/core/device.c +++ b/drivers/core/device.c @@ -449,3 +449,15 @@ enum uclass_id device_get_uclass_id(struct udevice *dev) { return dev->uclass->uc_drv->id; } + +#ifdef CONFIG_OF_CONTROL +fdt_addr_t dev_get_addr(struct udevice *dev) +{ + return fdtdec_get_addr(gd->fdt_blob, dev->of_offset, "reg"); +} +#else +fdt_addr_t dev_get_addr(struct udevice *dev) +{ + return FDT_ADDR_T_NONE; +} +#endif diff --git a/include/dm/device.h b/include/dm/device.h index 81afa8c..7a48eb8 100644 --- a/include/dm/device.h +++ b/include/dm/device.h @@ -12,6 +12,7 @@ #define _DM_DEVICE_H
#include <dm/uclass-id.h> +#include <fdtdec.h> #include <linker_lists.h> #include <linux/list.h>
@@ -351,4 +352,13 @@ int device_find_first_child(struct udevice *parent, struct udevice **devp); */ int device_find_next_child(struct udevice **devp);
+/** + * dev_get_addr() - Get the reg property of a device + * + * @dev: Pointer to a device + * + * @return addr + */ +fdt_addr_t dev_get_addr(struct udevice *dev); + #endif