[PATCH v1 0/1] ahci: imx: setup power saving methods

[Richard Zhu]

In order to save power consumption amap.
* Disable sata phy internal pll reference clock when
sysetem enter into suspend mode, enable it after resume.
* Enter into test power down mode when there is no sata disk
detected on the port and 'AHCI_IMX_PHY_POWER_DOWN_MODE' is
enabled.

[v1] ahci: imx: setup power saving methods

drivers/ata/Kconfig    |    8 +++++
drivers/ata/ahci_imx.c |   78 ++++++++++++++++++++++++++++++++++++++++++++++--
2 files changed, 83 insertions(+), 3 deletions(-)