Add a default implementation of this method which always indicates that the last reset was a power-on reset. This is the most likely type of reset and without a PCH-specific driver we cannot determine any other type.
Signed-off-by: Simon Glass sjg@chromium.org ---
drivers/sysreset/sysreset_x86.c | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/drivers/sysreset/sysreset_x86.c b/drivers/sysreset/sysreset_x86.c index 20b958cfd4..2a8ec6b0d2 100644 --- a/drivers/sysreset/sysreset_x86.c +++ b/drivers/sysreset/sysreset_x86.c @@ -31,6 +31,11 @@ static int x86_sysreset_request(struct udevice *dev, enum sysreset_t type) return -EINPROGRESS; }
+static int x86_sysreset_get_last(struct udevice *dev) +{ + return SYSRESET_POWER; +} + static const struct udevice_id x86_sysreset_ids[] = { { .compatible = "x86,reset" }, { } @@ -38,6 +43,7 @@ static const struct udevice_id x86_sysreset_ids[] = {
static struct sysreset_ops x86_sysreset_ops = { .request = x86_sysreset_request, + .get_last = x86_sysreset_get_last, };
U_BOOT_DRIVER(x86_sysreset) = {