On Fri, Jul 5, 2019 at 6:26 AM Biwen Li <biwen.li@xxxxxxx> wrote:
>
> The patch adds binding for ftm alarm driver
>
> Signed-off-by: Biwen Li <biwen.li@xxxxxxx>
Please add dts maintainer for binding patches. I have added Rob.
> ---
> .../devicetree/bindings/rtc/rtc-fsl-ftm-alarm.txt | 33 ++++++++++++++++++++++
> 1 file changed, 33 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/rtc/rtc-fsl-ftm-alarm.txt
>
> diff --git a/Documentation/devicetree/bindings/rtc/rtc-fsl-ftm-alarm.txt b/Documentation/devicetree/bindings/rtc/rtc-fsl-ftm-alarm.txt
> new file mode 100644
> index 0000000..0f330b4
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/rtc/rtc-fsl-ftm-alarm.txt
> @@ -0,0 +1,33 @@
> +Freescale FlexTimer Module (FTM) Alarm
> +
> +Required properties:
> +
> +- compatible : Should be "fsl,ftm-alarm" or "fsl,<chip>-ftm-alarm", the
> + supported chips include
> + "fsl,ls1012a-ftm-alarm"
> + "fsl,ls1021a-ftm-alarm"
> + "fsl,ls1028a-ftm-alarm"
> + "fsl,ls1043a-ftm-alarm"
> + "fsl,ls1046a-ftm-alarm"
> + "fsl,ls1088a-ftm-alarm"
> + "fsl,ls208xa-ftm-alarm"
> +- reg : Specifies base physical address and size of the register sets for the
> + FlexTimer Module and base physical address of IP Powerdown Exception Control
> + Register.
> +- reg-names: names of the mapped memory regions listed in regs property.
> + should include the following entries:
> + "ftm": Address of the register sets for FlexTimer Module
> + "pmctrl": Address of IP Powerdown Exception Control register
I assume we don't need this after we let the rcpm driver to deal with this.
> +- interrupts : Should be the FlexTimer Module interrupt.
> +- big-endian: If the host controller is big-endian mode, specify this property.
> + The default endian mode is little-endian.
If it is optional as suggested by the description, put it in the
optinal property section.
> +
> +Example:
> +ftm_alarm0: timer@29d0000 {
> + compatible = "fsl,ls1043a-ftm-alarm";
> + reg = <0x0 0x29d0000 0x0 0x10000>,
> + <0x0 0x1ee2140 0x0 0x4>;
> + reg-names = "ftm", "pmctrl";
> + interrupts = <0 86 0x4>;
> + big-endian;
> +};
> --
> 2.7.4
>
