dm: sandbox: sysreset: Convert driver to livetree

Update this driver to support a live device tree.

Signed-off-by: Simon Glass <sjg@chromium.org>

diff --git a/drivers/sysreset/sysreset_sandbox.c b/drivers/sysreset/sysreset_sandbox.c
index 0c4e2e1a93a696903cee0c8fb8f6e7e303854155..12b3e5f86eb0fbc940d57f8200ae68360f819e50 100644 (file)
--- a/drivers/sysreset/sysreset_sandbox.c
+++ b/drivers/sysreset/sysreset_sandbox.c
@@ -41,7 +41,7 @@ static int sandbox_sysreset_request(struct udevice *dev, enum sysreset_t type)
         * (see the U_BOOT_DEVICE() declaration below) should not do anything.
         * If we are that device, return an error.
         */
-       if (state->fdt_fname && dev_of_offset(dev) == -1)
+       if (state->fdt_fname && !dev_of_valid(dev))
                return -ENODEV;
 
        switch (type) {