linux-kernel - Re: [PATCH v3 08/11] arm64: dts: qcom: pm6150: Add PM6150/PM6150L PMIC peripherals

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Message-ID: <5db86b1b.1c69fb81.be45f.0bb2@mx.google.com>
Date:   Tue, 29 Oct 2019 09:38:50 -0700
From:   Stephen Boyd <swboyd@...omium.org>
To:     Rajendra Nayak <rnayak@...eaurora.org>, agross@...nel.org,
        bjorn.andersson@...aro.org, robh+dt@...nel.org
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, mka@...omium.org,
        Kiran Gunda <kgunda@...eaurora.org>,
        Rajendra Nayak <rnayak@...eaurora.org>
Subject: Re: [PATCH v3 08/11] arm64: dts: qcom: pm6150: Add PM6150/PM6150L PMIC peripherals

Quoting Rajendra Nayak (2019-10-23 02:02:16)
> diff --git a/arch/arm64/boot/dts/qcom/pm6150.dtsi b/arch/arm64/boot/dts/qcom/pm6150.dtsi
> new file mode 100644
> index 000000000000..20eb928e5ce3
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/pm6150.dtsi
> @@ -0,0 +1,85 @@
> +// SPDX-License-Identifier: BSD-3-Clause
> +// Copyright (c) 2019, The Linux Foundation. All rights reserved.
> +
> +#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>
> +#include <dt-bindings/thermal/thermal.h>
> +
> +&spmi_bus {
> +       pm6150_lsid0: pmic@0 {
> +               compatible = "qcom,pm6150", "qcom,spmi-pmic";
> +               reg = <0x0 SPMI_USID>;
> +               #address-cells = <1>;
> +               #size-cells = <0>;
> +
> +               pm6150_pon: pon@800 {
> +                       compatible = "qcom,pm8998-pon";
> +                       reg = <0x800>;
> +                       mode-bootloader = <0x2>;
> +                       mode-recovery = <0x1>;

Can this have status = "disabled"? Or is the idea that if the pmic power
button isn't used it should be disabled in the board dts file?

> +
> +                       pwrkey {
> +                               compatible = "qcom,pm8941-pwrkey";
> +                               interrupts = <0x0 0x8 0 IRQ_TYPE_EDGE_BOTH>;
> +                               debounce = <15625>;
> +                               bias-pull-up;
> +                               linux,code = <KEY_POWER>;
> +                       };
> +               };
> +
> +               pm6150_temp: temp-alarm@...0 {
> +                       compatible = "qcom,spmi-temp-alarm";
> +                       reg = <0x2400>;
> +                       interrupts = <0x0 0x24 0x0 IRQ_TYPE_EDGE_RISING>;
> +                       io-channels = <&pm6150_adc ADC5_DIE_TEMP>;
> +                       io-channel-names = "thermal";
> +                       #thermal-sensor-cells = <0>;
> +               };
> +
> +               pm6150_adc: adc@...0 {
> +                       compatible = "qcom,spmi-adc5";
> +                       reg = <0x3100>;
> +                       interrupts = <0x0 0x31 0x0 IRQ_TYPE_EDGE_RISING>;
> +                       #address-cells = <1>;
> +                       #size-cells = <0>;
> +                       #io-channel-cells = <1>;
> +
> +                       adc-chan@...5_DIE_TEMP {
> +                               reg = <ADC5_DIE_TEMP>;
> +                               label = "die_temp";
> +                       };
> +               };
> +
> +               pm6150_gpio: gpios@...0 {
> +                       compatible = "qcom,pm6150-gpio", "qcom,spmi-gpio";
> +                       reg = <0xc000 0xa00>;

Drop the size?

> +                       gpio-controller;
> +                       #gpio-cells = <2>;
> +                       interrupts = <0 0xc0 0 IRQ_TYPE_NONE>,
> +                                    <0 0xc1 0 IRQ_TYPE_NONE>,
> +                                    <0 0xc2 0 IRQ_TYPE_NONE>,
> +                                    <0 0xc3 0 IRQ_TYPE_NONE>,
> +                                    <0 0xc4 0 IRQ_TYPE_NONE>,
> +                                    <0 0xc5 0 IRQ_TYPE_NONE>,
> +                                    <0 0xc6 0 IRQ_TYPE_NONE>,
> +                                    <0 0xc7 0 IRQ_TYPE_NONE>,
> +                                    <0 0xc8 0 IRQ_TYPE_NONE>,
> +                                    <0 0xc9 0 IRQ_TYPE_NONE>;

Isn't this supposed to go away?

> +
> +                       interrupt-names = "pm6150_gpio1", "pm6150_gpio2",
> +                                       "pm6150_gpio3", "pm6150_gpio4",
> +                                       "pm6150_gpio5", "pm6150_gpio6",
> +                                       "pm6150_gpio7", "pm6150_gpio8",
> +                                       "pm6150_gpio9", "pm6150_gpio10";

And this? And have gpio-ranges and use the irqdomain work. Basically,
should look like pm8998.

> +               };
> +       };
> +
> +       pm6150_lsid1: pmic@1 {
> +               compatible = "qcom,pm6150", "qcom,spmi-pmic";
> +               reg = <0x1 SPMI_USID>;
> +               #address-cells = <1>;
> +               #size-cells = <0>;
> +       };
> +};