tree c3a943de4f116caa321b1a09d71457772784e24a
parent 84b342c0f4dc0180ad4ac701b46024761ff4af11
author John Garry <john.garry@huawei.com> 1464698329 +0800
committer Martin K. Petersen <martin.petersen@oracle.com> 1468379791 -0400

hisi_sas: add v2 hw ACPI support

Add support in v2 hw driver for ACPI.

A check on whether an ACPI handle is available for the device is used to
decide on whether to use ACPI reset handler or syscon for hw reset.

Signed-off-by: John Garry <john.garry@huawei.com>
Signed-off-by: Wei Xu <xuwei5@hisilicon.com>
Reviewed-by: Zhangfei Gao <zhangfei.gao@linaro.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>