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SubjectRe: [PATCH V2 12/12] soc/tegra: pmc: configure tegra deep sleep control settings
On Tue, May 28, 2019 at 04:08:56PM -0700, Sowjanya Komatineni wrote:
> Tegra210 and prior Tegra chips have power request signal polarity,
> deep sleep entry and wake related timings which are platform specific
> that should be configured before entering into deep sleep.
>
> Below are the timings specific configurations for deep sleep and wake.
> - Core rail power-on stabilization timer
> - OSC clock stabilization timer after SOC rail power is stabilized.
> - Core power off time is the minimum wake delay to keep the system
> in deep sleep state irrespective of any quick wake event.
>
> These values depends on the discharge time of regulators and turn OFF
> time of the PMIC to allow the complete system to finish entering into
> deep sleep state.
>
> These values vary based on the platform design and are specified
> through the device tree.
>
> This patch has implementation to configure these configurations which
> are must to have for deep sleep state.
>
> Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com>
> ---
> arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi | 7 +++++++
> drivers/soc/tegra/pmc.c | 18 ++++++++++++++++++
> 2 files changed, 25 insertions(+)

Please split up the DT and driver changes into separate patches.

Thierry
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