[PATCH v1 0/1] ahci: imx: setup power saving methods
From: Richard Zhu <hidden>
Date: 2013-09-27 08:07:44
Also in:
linux-ide
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(-)