src/arm64/qcom/msm8939-pm8916.dtsi

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * msm8939-pm8916.dtsi describes common properties (e.g. regulator connections)
   4  * that apply to most devices that make use of the MSM8939 SoC and PM8916 PMIC.
   5  * Many regulators have a fixed purpose in the original reference design and
   6  * were rarely re-used for different purposes. Devices that deviate from the
   7  * typical reference design should not make use of this include and instead add
   8  * the necessary properties in the board-specific device tree.
   9  */
  10
  11 #include "msm8939.dtsi"
  12 #include "pm8916.dtsi"
  13
  14 &mdss_dsi0 {
  15         vdda-supply = <&pm8916_l2>;
  16         vddio-supply = <&pm8916_l6>;
  17 };
  18
  19 &mdss_dsi0_phy {
  20         vddio-supply = <&pm8916_l6>;
  21 };
  22
  23 &mdss_dsi1 {
  24         vdda-supply = <&pm8916_l2>;
  25         vddio-supply = <&pm8916_l6>;
  26 };
  27
  28 &mdss_dsi1_phy {
  29         vddio-supply = <&pm8916_l6>;
  30 };
  31
  32 &mpss {
  33         pll-supply = <&pm8916_l7>;
  34 };
  35
  36 &pm8916_codec {
  37         vdd-cdc-io-supply = <&pm8916_l5>;
  38         vdd-cdc-tx-rx-cx-supply = <&pm8916_l5>;
  39         vdd-micbias-supply = <&pm8916_l13>;
  40 };
  41
  42 &rpm_requests {
  43         pm8916_rpm_regulators: regulators {
  44                 compatible = "qcom,rpm-pm8916-regulators";
  45                 vdd_l1_l2_l3-supply = <&pm8916_s3>;
  46                 vdd_l4_l5_l6-supply = <&pm8916_s4>;
  47                 vdd_l7-supply = <&pm8916_s4>;
  48
  49                 /* pm8916_s1 is managed by rpmpd (MSM8939_VDDMDCX) */
  50                 /* pm8916_s2 is managed by rpmpd (MSM8939_VDDCX) */
  51                 pm8916_s3: s3 {
  52                         regulator-min-microvolt = <1250000>;
  53                         regulator-max-microvolt = <1350000>;
  54                         regulator-always-on; /* Needed for L2 */
  55                 };
  56                 pm8916_s4: s4 {
  57                         regulator-min-microvolt = <1850000>;
  58                         regulator-max-microvolt = <2150000>;
  59                         regulator-always-on; /* Needed for L5/L7 */
  60                 };
  61
  62                 /*
  63                  * Some of the regulators are unused or managed by another
  64                  * processor (e.g. the modem). We should still define nodes for
  65                  * them to ensure the vote from the application processor can be
  66                  * dropped in case the regulators are already on during boot.
  67                  *
  68                  * The labels for these nodes are omitted on purpose because
  69                  * boards should configure a proper voltage before using them.
  70                  */
  71                 l1 {};
  72
  73                 pm8916_l2: l2 {
  74                         regulator-min-microvolt = <1200000>;
  75                         regulator-max-microvolt = <1200000>;
  76                         regulator-always-on; /* Needed for LPDDR RAM */
  77                 };
  78
  79                 /* pm8916_l3 is managed by rpmpd (MSM8939_VDDMX) */
  80
  81                 l4 {};
  82
  83                 pm8916_l5: l5 {
  84                         regulator-min-microvolt = <1800000>;
  85                         regulator-max-microvolt = <1800000>;
  86                         regulator-always-on; /* Needed for most digital I/O */
  87                 };
  88
  89                 pm8916_l6: l6 {
  90                         regulator-min-microvolt = <1800000>;
  91                         regulator-max-microvolt = <1800000>;
  92                 };
  93
  94                 pm8916_l7: l7 {
  95                         regulator-min-microvolt = <1800000>;
  96                         regulator-max-microvolt = <1800000>;
  97                         regulator-always-on; /* Needed for CPU PLL */
  98                 };
  99
 100                 pm8916_l8: l8 {
 101                         regulator-min-microvolt = <2900000>;
 102                         regulator-max-microvolt = <2900000>;
 103                 };
 104
 105                 pm8916_l9: l9 {
 106                         regulator-min-microvolt = <3300000>;
 107                         regulator-max-microvolt = <3300000>;
 108                 };
 109
 110                 l10 {};
 111
 112                 pm8916_l11: l11 {
 113                         regulator-min-microvolt = <2950000>;
 114                         regulator-max-microvolt = <2950000>;
 115                         regulator-allow-set-load;
 116                         regulator-system-load = <200000>;
 117                 };
 118
 119                 pm8916_l12: l12 {
 120                         regulator-min-microvolt = <1800000>;
 121                         regulator-max-microvolt = <2950000>;
 122                 };
 123
 124                 pm8916_l13: l13 {
 125                         regulator-min-microvolt = <3075000>;
 126                         regulator-max-microvolt = <3075000>;
 127                 };
 128
 129                 l14 {};
 130                 l15 {};
 131                 l16 {};
 132                 l17 {};
 133                 l18 {};
 134         };
 135 };
 136
 137 &sdhc_1 {
 138         vmmc-supply = <&pm8916_l8>;
 139         vqmmc-supply = <&pm8916_l5>;
 140 };
 141
 142 &sdhc_2 {
 143         vmmc-supply = <&pm8916_l11>;
 144         vqmmc-supply = <&pm8916_l12>;
 145 };
 146
 147 &usb_hs_phy {
 148         v1p8-supply = <&pm8916_l7>;
 149         v3p3-supply = <&pm8916_l13>;
 150 };
 151
 152 &wcnss {
 153         vddpx-supply = <&pm8916_l7>;
 154 };
 155
 156 &wcnss_iris {
 157         vddxo-supply = <&pm8916_l7>;
 158         vddrfa-supply = <&pm8916_s3>;
 159         vddpa-supply = <&pm8916_l9>;
 160         vdddig-supply = <&pm8916_l5>;
 161 };