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 Reviewed-by: Bin Meng bmeng.cn@gmail.com ---
Changes in v3: None Changes in v2: None
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 ca892b305e2..072f7948efa 100644 --- a/drivers/sysreset/sysreset_x86.c +++ b/drivers/sysreset/sysreset_x86.c @@ -98,6 +98,11 @@ 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; +} + #ifdef CONFIG_EFI_LOADER void __efi_runtime EFIAPI efi_reset_system( enum efi_reset_type reset_type, @@ -140,6 +145,7 @@ 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) = {