diff options
Diffstat (limited to 'arch/arm64/boot/dts/qcom/msm8916-pm8916.dtsi')
| -rw-r--r-- | arch/arm64/boot/dts/qcom/msm8916-pm8916.dtsi | 143 |
1 files changed, 112 insertions, 31 deletions
diff --git a/arch/arm64/boot/dts/qcom/msm8916-pm8916.dtsi b/arch/arm64/boot/dts/qcom/msm8916-pm8916.dtsi index 539823b2c36e..b1a7eafbee31 100644 --- a/arch/arm64/boot/dts/qcom/msm8916-pm8916.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8916-pm8916.dtsi @@ -1,4 +1,12 @@ // SPDX-License-Identifier: GPL-2.0-only +/* + * msm8916-pm8916.dtsi describes common properties (e.g. regulator connections) + * that apply to most devices that make use of the MSM8916 SoC and PM8916 PMIC. + * Many regulators have a fixed purpose in the original reference design and + * were rarely re-used for different purposes. Devices that deviate from the + * typical reference design should not make use of this include and instead add + * the necessary properties in the board-specific device tree. + */ #include "msm8916.dtsi" #include "pm8916.dtsi" @@ -7,12 +15,12 @@ vdda-supply = <&pm8916_l2>; }; -&dsi0 { +&mdss_dsi0 { vdda-supply = <&pm8916_l2>; vddio-supply = <&pm8916_l6>; }; -&dsi_phy0 { +&mdss_dsi0_phy { vddio-supply = <&pm8916_l6>; }; @@ -20,15 +28,10 @@ pll-supply = <&pm8916_l7>; }; -&pronto { - vddpx-supply = <&pm8916_l7>; - - iris { - vddxo-supply = <&pm8916_l7>; - vddrfa-supply = <&pm8916_s3>; - vddpa-supply = <&pm8916_l9>; - vdddig-supply = <&pm8916_l5>; - }; +&pm8916_codec { + vdd-cdc-io-supply = <&pm8916_l5>; + vdd-cdc-tx-rx-cx-supply = <&pm8916_l5>; + vdd-micbias-supply = <&pm8916_l13>; }; &sdhc_1 { @@ -46,31 +49,109 @@ v3p3-supply = <&pm8916_l13>; }; +&wcnss { + vddpx-supply = <&pm8916_l7>; +}; + +&wcnss_iris { + vddxo-supply = <&pm8916_l7>; + vddrfa-supply = <&pm8916_s3>; + vddpa-supply = <&pm8916_l9>; + vdddig-supply = <&pm8916_l5>; +}; + &rpm_requests { - smd_rpm_regulators: pm8916-regulators { + pm8916_rpm_regulators: regulators { compatible = "qcom,rpm-pm8916-regulators"; + vdd_l1_l2_l3-supply = <&pm8916_s3>; + vdd_l4_l5_l6-supply = <&pm8916_s4>; + vdd_l7-supply = <&pm8916_s4>; /* pm8916_s1 is managed by rpmpd (MSM8916_VDDCX) */ - pm8916_s3: s3 {}; - pm8916_s4: s4 {}; - pm8916_l1: l1 {}; - pm8916_l2: l2 {}; + pm8916_s3: s3 { + regulator-min-microvolt = <1250000>; + regulator-max-microvolt = <1350000>; + regulator-always-on; /* Needed for L2 */ + }; + + pm8916_s4: s4 { + regulator-min-microvolt = <1850000>; + regulator-max-microvolt = <2150000>; + regulator-always-on; /* Needed for L5/L7 */ + }; + + /* + * Some of the regulators are unused or managed by another + * processor (e.g. the modem). We should still define nodes for + * them to ensure the vote from the application processor can be + * dropped in case the regulators are already on during boot. + * + * The labels for these nodes are omitted on purpose because + * boards should configure a proper voltage before using them. + */ + l1 {}; + + pm8916_l2: l2 { + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + regulator-always-on; /* Needed for LPDDR RAM */ + }; + /* pm8916_l3 is managed by rpmpd (MSM8916_VDDMX) */ - pm8916_l4: l4 {}; - pm8916_l5: l5 {}; - pm8916_l6: l6 {}; - pm8916_l7: l7 {}; - pm8916_l8: l8 {}; - pm8916_l9: l9 {}; - pm8916_l10: l10 {}; - pm8916_l11: l11 {}; - pm8916_l12: l12 {}; - pm8916_l13: l13 {}; - pm8916_l14: l14 {}; - pm8916_l15: l15 {}; - pm8916_l16: l16 {}; - pm8916_l17: l17 {}; - pm8916_l18: l18 {}; + + l4 {}; + + pm8916_l5: l5 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; /* Needed for most digital I/O */ + }; + + pm8916_l6: l6 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; + + pm8916_l7: l7 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; /* Needed for CPU PLL */ + }; + + pm8916_l8: l8 { + regulator-min-microvolt = <2900000>; + regulator-max-microvolt = <2900000>; + }; + + pm8916_l9: l9 { + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + + l10 {}; + + pm8916_l11: l11 { + regulator-min-microvolt = <2950000>; + regulator-max-microvolt = <2950000>; + regulator-allow-set-load; + regulator-system-load = <200000>; + }; + + pm8916_l12: l12 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <2950000>; + }; + + pm8916_l13: l13 { + regulator-min-microvolt = <3075000>; + regulator-max-microvolt = <3075000>; + }; + + l14 {}; + l15 {}; + l16 {}; + l17 {}; + l18 {}; }; }; |