[PATCH v2 RESEND 0/4] Fix power domains handling on exynos542x
Kukjin Kim
kgene at kernel.org
Tue Mar 17 10:14:34 PDT 2015
On 03/12/15 22:37, Andrzej Hajda wrote:
> Hi Kukjin,
>
Hi,
> This is resend of my patchset with added (Reviewed|Tested)-by tags and removed RFC
> prefix.
>
> Exynos chipsets since 542x have asynchronous bridges connecting different IPs.
> These bridges should be operational during power domain switching, ie associated
> clocks cannot be gated.
> This patchset adds binding to provide such clocks per power domain and adds code
> which enables them during domain on/off operation.
>
> This patchset fixes power domain issues with disp1 domain and HDMI (some of them)
> on Odroid XU3:
> - disp1 power domain can be turned off,
> - no more "imprecise external abort" faults.
>
> The patchset is based on samsung-fixes-dt tag from kgene/linux-samsung.
>
> It was successfully tested on OdroidXU3.
>
Thanks, applied whole this series.
- Kukjin
> Andrzej Hajda (4):
> arm/exynos: add asynchronous bridge clock bindings
> arm/exynos/pm_domains: add support for async-bridge clocks
> ARM: dts: exynos5420: add async-bridge clocks to disp1 power domain
> ARM: dts: exynos5420: add async-bridge clocks to gsc power domain
>
> .../bindings/arm/exynos/power_domain.txt | 3 +++
> arch/arm/boot/dts/exynos5420.dtsi | 8 +++++--
> arch/arm/mach-exynos/pm_domains.c | 27 ++++++++++++++++++----
> 3 files changed, 32 insertions(+), 6 deletions(-)
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