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    Subject[PATCH 4.19 047/361] ARM: dts: exynos: Disable pull control for MAX8997 interrupts on Origen
    Date
    4.19-stable review patch.  If anyone has any objections, please let me know.

    ------------------

    From: Marek Szyprowski <m.szyprowski@samsung.com>

    commit f5e758b8358f6c27e8a351ddf0b441a64cdabb94 upstream.

    PMIC_IRQB and PMIC_KEYINB lines on Exynos4210-based Origen board have
    external pull-up resistors, so disable any pull control for those lines
    in respective pin controller node. This fixes support for MAX8997
    interrupts and enables operation of wakeup from MAX8997 RTC alarm.

    Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
    Fixes: 17419726aaa1 ("ARM: dts: add max8997 device node for exynos4210-origen board")
    Cc: <stable@vger.kernel.org>
    Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

    ---
    arch/arm/boot/dts/exynos4210-origen.dts | 9 +++++++++
    1 file changed, 9 insertions(+)

    --- a/arch/arm/boot/dts/exynos4210-origen.dts
    +++ b/arch/arm/boot/dts/exynos4210-origen.dts
    @@ -151,6 +151,8 @@
    reg = <0x66>;
    interrupt-parent = <&gpx0>;
    interrupts = <4 IRQ_TYPE_NONE>, <3 IRQ_TYPE_NONE>;
    + pinctrl-names = "default";
    + pinctrl-0 = <&max8997_irq>;

    max8997,pmic-buck1-dvs-voltage = <1350000>;
    max8997,pmic-buck2-dvs-voltage = <1100000>;
    @@ -288,6 +290,13 @@
    };
    };

    +&pinctrl_1 {
    + max8997_irq: max8997-irq {
    + samsung,pins = "gpx0-3", "gpx0-4";
    + samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
    + };
    +};
    +
    &sdhci_0 {
    bus-width = <4>;
    pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_cd>;

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