[fromlist] poweroff: nordic: streamline RAM retention strategy #2313
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nika-nordic
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kl-cruz,
nordic-krch,
anangl,
masz-nordic and
nordic-piks
nordicjm
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Nov 29, 2024
…presence Common symbol is defined by SoCs that support RAM control helper. Upstream PR #: 82262 Signed-off-by: Nikodem Kastelik <[email protected]>
…icit Updated retained_mem driver variant exposes vendor-specific API, rather than executing implicitly during boot. Upstream PR #: 82262 Signed-off-by: Nikodem Kastelik <[email protected]>
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RAM retention is disabled for all RAM blocks before entering System OFF to achieve lowest power consumption. RAM retention can still be enabled using retained_mem driver. Upstream PR #: 82262 Signed-off-by: Nikodem Kastelik <[email protected]>
…argets Using bare-metal approach for retention configuration is no longer compatible with sys_poweroff() implementation. Upstream PR #: 82262 Signed-off-by: Nikodem Kastelik <[email protected]>
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Upstream PR: zephyrproject-rtos/zephyr#82262