diff options
| author | Richard Zhu <r65037@freescale.com> | 2011-12-14 13:11:07 +0800 |
|---|---|---|
| committer | Jason Liu <r64343@freescale.com> | 2012-01-09 21:10:56 +0800 |
| commit | 45cf5693f4ac00e726e1502cb2bec41378d402eb (patch) | |
| tree | f6779027fcd7756e733a3eaf6f515affa4f79775 /arch/arm/mach-mx5 | |
| parent | a1f59a174840d38529e1bf709649ee10b2b188f4 (diff) | |
ENGR00170244-5 ARM: AHCI: Enable PDDQ mode on mx53 loco board
In order to save the power consumption, enable the
PDDQ mode of AHCI PHY when there is no sata disk
on the port
Signed-off-by: Richard Zhu <r65037@freescale.com>
Diffstat (limited to 'arch/arm/mach-mx5')
| -rwxr-xr-x | arch/arm/mach-mx5/board-mx53_loco.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm/mach-mx5/board-mx53_loco.c b/arch/arm/mach-mx5/board-mx53_loco.c index 56f88d185a95..257933af0177 100755 --- a/arch/arm/mach-mx5/board-mx53_loco.c +++ b/arch/arm/mach-mx5/board-mx53_loco.c @@ -480,9 +480,9 @@ static int mx53_loco_sata_init(struct device *dev, void __iomem *addr) tmpdata = clk_get_rate(clk) / 1000; clk_put(clk); - sata_init(addr, tmpdata); - - return ret; + ret = sata_init(addr, tmpdata); + if (ret == 0) + return ret; release_sata_ref_clk: clk_disable(sata_ref_clk); |