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    Subject[PATCH v6 7/7] ARM: dts: add suspend voltage setting for RK808
    Date
    global_pwroff would be pull to high when RK3288 entering suspend,
    this pin is a sleep signal for RK808, so RK808 could goto sleep
    mode, and some regulators would be disable.

    Signed-off-by: Chris Zhong <zyw@rock-chips.com>

    ---

    Changes in v6: None
    Changes in v5: None
    Changes in v4: None
    Changes in v3: None
    Changes in v2: None

    arch/arm/boot/dts/rk3288-evb-rk808.dts | 16 +++++++++++++++-
    1 file changed, 15 insertions(+), 1 deletion(-)

    diff --git a/arch/arm/boot/dts/rk3288-evb-rk808.dts b/arch/arm/boot/dts/rk3288-evb-rk808.dts
    index ff522f8..319fcb6 100644
    --- a/arch/arm/boot/dts/rk3288-evb-rk808.dts
    +++ b/arch/arm/boot/dts/rk3288-evb-rk808.dts
    @@ -27,7 +27,7 @@
    interrupt-parent = <&gpio0>;
    interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
    pinctrl-names = "default";
    - pinctrl-0 = <&pmic_int>;
    + pinctrl-0 = <&pmic_int &global_pwroff>;
    rockchip,system-power-controller;
    wakeup-source;
    #clock-cells = <1>;
    @@ -46,6 +46,7 @@
    regulator-min-microvolt = <750000>;
    regulator-max-microvolt = <1300000>;
    regulator-name = "vdd_arm";
    + regulator-suspend-mem-disabled;
    };

    vdd_gpu: DCDC_REG2 {
    @@ -54,12 +55,14 @@
    regulator-min-microvolt = <850000>;
    regulator-max-microvolt = <1250000>;
    regulator-name = "vdd_gpu";
    + regulator-suspend-mem-disabled;
    };

    vcc_ddr: DCDC_REG3 {
    regulator-always-on;
    regulator-boot-on;
    regulator-name = "vcc_ddr";
    + regulator-suspend-mem-enabled;
    };

    vcc_io: DCDC_REG4 {
    @@ -68,6 +71,7 @@
    regulator-min-microvolt = <3300000>;
    regulator-max-microvolt = <3300000>;
    regulator-name = "vcc_io";
    + regulator-suspend-mem-microvolt = <3300000>;
    };

    vccio_pmu: LDO_REG1 {
    @@ -76,6 +80,7 @@
    regulator-min-microvolt = <3300000>;
    regulator-max-microvolt = <3300000>;
    regulator-name = "vccio_pmu";
    + regulator-suspend-mem-microvolt = <3300000>;
    };

    vcc_tp: LDO_REG2 {
    @@ -84,6 +89,7 @@
    regulator-min-microvolt = <3300000>;
    regulator-max-microvolt = <3300000>;
    regulator-name = "vcc_tp";
    + regulator-suspend-mem-disabled;
    };

    vdd_10: LDO_REG3 {
    @@ -92,6 +98,7 @@
    regulator-min-microvolt = <1000000>;
    regulator-max-microvolt = <1000000>;
    regulator-name = "vdd_10";
    + regulator-suspend-mem-microvolt = <1000000>;
    };

    vcc18_lcd: LDO_REG4 {
    @@ -100,6 +107,7 @@
    regulator-min-microvolt = <1800000>;
    regulator-max-microvolt = <1800000>;
    regulator-name = "vcc18_lcd";
    + regulator-suspend-mem-disabled;
    };

    vccio_sd: LDO_REG5 {
    @@ -108,6 +116,7 @@
    regulator-min-microvolt = <1800000>;
    regulator-max-microvolt = <3300000>;
    regulator-name = "vccio_sd";
    + regulator-suspend-mem-disabled;
    };

    vdd10_lcd: LDO_REG6 {
    @@ -116,6 +125,7 @@
    regulator-min-microvolt = <1000000>;
    regulator-max-microvolt = <1000000>;
    regulator-name = "vdd10_lcd";
    + regulator-suspend-mem-disabled;
    };

    vcc_18: LDO_REG7 {
    @@ -124,6 +134,7 @@
    regulator-min-microvolt = <1800000>;
    regulator-max-microvolt = <1800000>;
    regulator-name = "vcc_18";
    + regulator-suspend-mem-microvolt = <1800000>;
    };

    vcca_codec: LDO_REG8 {
    @@ -132,18 +143,21 @@
    regulator-min-microvolt = <3300000>;
    regulator-max-microvolt = <3300000>;
    regulator-name = "vcca_codec";
    + regulator-suspend-mem-disabled;
    };

    vcc_wl: SWITCH_REG1 {
    regulator-always-on;
    regulator-boot-on;
    regulator-name = "vcc_wl";
    + regulator-suspend-mem-enabled;
    };

    vcc_lcd: SWITCH_REG2 {
    regulator-always-on;
    regulator-boot-on;
    regulator-name = "vcc_lcd";
    + regulator-suspend-mem-disabled;
    };
    };
    };
    --
    1.7.9.5


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