Abstracting dev_get_addr can improve drivers that want to get device's address.
Signed-off-by: Peng Fan Peng.Fan@freescale.com --- drivers/core/device.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+)
diff --git a/drivers/core/device.c b/drivers/core/device.c index 963b16f..0ba5c76 100644 --- a/drivers/core/device.c +++ b/drivers/core/device.c @@ -12,6 +12,7 @@ #include <common.h> #include <fdtdec.h> #include <malloc.h> +#include <libfdt.h> #include <dm/device.h> #include <dm/device-internal.h> #include <dm/lists.h> @@ -390,3 +391,21 @@ ulong dev_get_of_data(struct udevice *dev) { return dev->of_id->data; } + +#ifdef CONFIG_OF_CONTROL +void *dev_get_addr(struct udevice *dev) +{ + fdt_addr_t addr; + + addr = fdtdec_get_addr(gd->fdt_blob, dev->of_offset, "reg"); + if (addr == FDT_ADDR_T_NONE) + return NULL; + else + return (void *)addr; +} +#else +void *dev_get_addr(struct udevice *dev) +{ + return NULL; +} +#endif