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SubjectRe: [PATCH V3] gpio: mxc: add power management support
On Wed, Jul 18, 2018 at 3:30 AM Anson Huang <> wrote:

> GPIO registers could lose context on i.MX7D, when
> enter LPSR mode, the whole SoC will be powered off
> except LPSR domain, GPIO banks will lose context
> in this case, need to restore the context after
> resume from LPSR mode.
> This patch adds new compatible string for i.MX7D
> which supports GPIO power off feature in suspend,
> and adds the GPIO save/restore operations in noirq
> suspend/resume phase, since GPIO is fundamental
> module which could be used by other peripherals'
> resume phase.
> Signed-off-by: Anson Huang <>

Patch applied with Fabio's ACK!

Linus Walleij

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