From c131c8bca86b428daef7a25c26a96af42658be21 Mon Sep 17 00:00:00 2001 From: Philipp Tomsich Date: Mon, 11 Sep 2017 22:04:12 +0200 Subject: dm: core: add dev_read_addr_ptr() The dev_read_addr_ptr() mimics the behaviour of the devfdt_get_addr_ptr(), retrieving the first address of the node's reg-property and returning it as a pointer (or NULL on failure). Signed-off-by: Philipp Tomsich Acked-by: Philipp Tomsich Reviewed-by: Simon Glass --- drivers/core/read.c | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'drivers') diff --git a/drivers/core/read.c b/drivers/core/read.c index 6acb33388f5..065589a6abc 100644 --- a/drivers/core/read.c +++ b/drivers/core/read.c @@ -57,6 +57,13 @@ fdt_addr_t dev_read_addr(struct udevice *dev) return dev_read_addr_index(dev, 0); } +void *dev_read_addr_ptr(struct udevice *dev) +{ + fdt_addr_t addr = dev_read_addr(dev); + + return (addr == FDT_ADDR_T_NONE) ? NULL : (void *)addr; +} + fdt_addr_t dev_read_addr_size(struct udevice *dev, const char *property, fdt_size_t *sizep) { -- cgit v1.2.3