[PATCH v3 26/36] dts: msm8916: import PMIC dtsi files

[Sumit Garg]

On Tue, 30 Jan 2024 at 19:35, Caleb Connolly <caleb.connolly at linaro.org> wrote:
>
> Import the supporting pm8916.dtsi and msm8916-pm8916.dtsi files from
> upstream in preparation for switching boards over.
>
> Taken from kernel tag v6.7
>
> Reviewed-by: Neil Armstrong <neil.armstrong at linaro.org>
> Signed-off-by: Caleb Connolly <caleb.connolly at linaro.org>
> ---
>  arch/arm/dts/msm8916-pm8916.dtsi | 157 ++++++++++++++++++++++++++++++++++
>  arch/arm/dts/pm8916.dtsi         | 178 +++++++++++++++++++++++++++++++++++++++
>  2 files changed, 335 insertions(+)
>

[snip]

> diff --git a/arch/arm/dts/pm8916.dtsi b/arch/arm/dts/pm8916.dtsi
> new file mode 100644
> index 000000000000..f4de86787743
> --- /dev/null
> +++ b/arch/arm/dts/pm8916.dtsi
> @@ -0,0 +1,178 @@
> +// SPDX-License-Identifier: GPL-2.0
> +#include <dt-bindings/iio/qcom,spmi-vadc.h>
> +#include <dt-bindings/input/linux-event-codes.h>
> +#include <dt-bindings/interrupt-controller/irq.h>
> +#include <dt-bindings/spmi/spmi.h>
> +
> +&spmi_bus {
> +
> +       pm8916_0: pmic at 0 {
> +               compatible = "qcom,pm8916", "qcom,spmi-pmic";
> +               reg = <0x0 SPMI_USID>;
> +               #address-cells = <1>;
> +               #size-cells = <0>;
> +
> +               pon at 800 {
> +                       compatible = "qcom,pm8916-pon";
> +                       reg = <0x800>;
> +                       mode-bootloader = <0x2>;
> +                       mode-recovery = <0x1>;
> +
> +                       pwrkey {
> +                               compatible = "qcom,pm8941-pwrkey";
> +                               interrupts = <0x0 0x8 0 IRQ_TYPE_EDGE_BOTH>;
> +                               debounce = <15625>;
> +                               bias-pull-up;
> +                               linux,code = <KEY_POWER>;
> +                       };
> +
> +                       pm8916_resin: resin {
> +                               compatible = "qcom,pm8941-resin";
> +                               interrupts = <0x0 0x8 1 IRQ_TYPE_EDGE_BOTH>;
> +                               debounce = <15625>;
> +                               bias-pull-up;
> +                               status = "disabled";
> +                       };
> +
> +                       watchdog {
> +                               compatible = "qcom,pm8916-wdt";
> +                               interrupts = <0x0 0x8 6 IRQ_TYPE_EDGE_RISING>;
> +                               timeout-sec = <60>;
> +                       };

watchdog button isn't supported by the U-Boot driver code. So it leads
to spurious error as follows:

Unknown button node 'watchdog' should be 'pwrkey' or 'resin'

I suppose the button-qcom-pmic driver should gracefully handle the
unsupported case.

-Sumit