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This driver register pm_power_off with snvs power off function. If your boards NOT use PMIC_ON_REQ to turn on/off external pmic, or use other pin to do, please disable the driver in dts, otherwise, your pm_power_off maybe overwrote by this driver. Signed-off-by: Robin Gong <b38343@freescale.com> Acked-By: Sebastian Reichel <sre@kernel.org> Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
24 lines
657 B
Plaintext
24 lines
657 B
Plaintext
i.mx6 Poweroff Driver
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SNVS_LPCR in SNVS module can power off the whole system by pull
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PMIC_ON_REQ low if PMIC_ON_REQ is connected with external PMIC.
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If you don't want to use PMIC_ON_REQ as power on/off control,
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please set status='disabled' to disable this driver.
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Required Properties:
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-compatible: "fsl,sec-v4.0-poweroff"
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-reg: Specifies the physical address of the SNVS_LPCR register
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Example:
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snvs@020cc000 {
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compatible = "fsl,sec-v4.0-mon", "simple-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges = <0 0x020cc000 0x4000>;
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.....
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snvs_poweroff: snvs-poweroff@38 {
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compatible = "fsl,sec-v4.0-poweroff";
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reg = <0x38 0x4>;
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};
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}
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