[PATCH v3 8/9] simple-pm-bus: Use -ENOSYS for checking missing system call

[Simon Glass]

We don't need to check -ENOTSUPP since this is not used for this purpose
in U-Boot. Update the code accordingly.

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

Reviewed-by: Sean Anderson <seanga2 at gmail.com>
---

(no changes since v1)

 drivers/core/simple-pm-bus.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Applied to u-boot-dm, thanks!