diff options
| author |   Soren Brinkmann <soren.brinkmann@xilinx.com> | 2014-09-02 14:19:09 -0700 |
|---|---|---|
| committer |   Michal Simek <michal.simek@xilinx.com> | 2014-09-16 12:55:07 +0200 |
| commit | 0beb2bd36f6216f455363f47f8ba32fdf26667fb (patch) | |
| tree | fb371f2b3d8c5e23b81cd714d697042227c3dc6b /arch/arm/mach-zynq/common.h | |
| parent | ARM: zynq: DT: Add DDRC node (diff) | |
| download | linux-dev-0beb2bd36f6216f455363f47f8ba32fdf26667fb.tar.xz linux-dev-0beb2bd36f6216f455363f47f8ba32fdf26667fb.zip | |
ARM: zynq: PM: Enable DDR clock stop
The DDR controller can detect idle periods and leverage low power
features clock stop. When new requests occur, the DDRC resumes
normal operation.
Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Diffstat (limited to 'arch/arm/mach-zynq/common.h')
| -rw-r--r-- | arch/arm/mach-zynq/common.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/mach-zynq/common.h b/arch/arm/mach-zynq/common.h index 596ef0b5067c..0edbb6997b1c 100644 --- a/arch/arm/mach-zynq/common.h +++ b/arch/arm/mach-zynq/common.h @@ -40,6 +40,8 @@ extern void __iomem *zynq_scu_base; /* Hotplug */ extern void zynq_platform_cpu_die(unsigned int cpu); +void zynq_pm_late_init(void); + static inline void zynq_core_pm_init(void) { /* A9 clock gating */ |