soc: rockchip: power-domain: add support for sub-power domains

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This patch adds support for making one power domain a sub-domain of
other domain. This is useful for modeling power dependences,
which needs to have more than one power domain enabled to be operational.

Signed-off-by: Elaine Zhang <zhangqing@rock-chips.com>
[restructured error handling in subdomain-addition]
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

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Elaine Zhang 2016-03-10 05:22:55 +08:00 • committed by Heiko Stuebner

parent 1fe767a56c

commit 6be05b5ec1

1 changed files with 63 additions and 0 deletions

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drivers/soc/rockchip/pm_domains.c

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