arch/arm64/boot/dts/qcom/msm8916-pm8916.dtsi

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * msm8916-pm8916.dtsi describes common properties (e.g. regulator connections)
   4  * that apply to most devices that make use of the MSM8916 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 "msm8916.dtsi"
  12 #include "pm8916.dtsi"
  13
  14 &camss {
  15         vdda-supply = <&pm8916_l2>;
  16 };
  17
  18 &mdss_dsi0 {
  19         vdda-supply = <&pm8916_l2>;
  20         vddio-supply = <&pm8916_l6>;
  21 };
  22
  23 &mdss_dsi0_phy {
  24         vddio-supply = <&pm8916_l6>;
  25 };
  26
  27 &mpss {
  28         pll-supply = <&pm8916_l7>;
  29 };
  30
  31 &pm8916_codec {
  32         vdd-cdc-io-supply = <&pm8916_l5>;
  33         vdd-cdc-tx-rx-cx-supply = <&pm8916_l5>;
  34         vdd-micbias-supply = <&pm8916_l13>;
  35 };
  36
  37 &sdhc_1 {
  38         vmmc-supply = <&pm8916_l8>;
  39         vqmmc-supply = <&pm8916_l5>;
  40 };
  41
  42 &sdhc_2 {
  43         vmmc-supply = <&pm8916_l11>;
  44         vqmmc-supply = <&pm8916_l12>;
  45 };
  46
  47 &usb_hs_phy {
  48         v1p8-supply = <&pm8916_l7>;
  49         v3p3-supply = <&pm8916_l13>;
  50 };
  51
  52 &wcnss {
  53         vddpx-supply = <&pm8916_l7>;
  54 };
  55
  56 &wcnss_iris {
  57         vddxo-supply = <&pm8916_l7>;
  58         vddrfa-supply = <&pm8916_s3>;
  59         vddpa-supply = <&pm8916_l9>;
  60         vdddig-supply = <&pm8916_l5>;
  61 };
  62
  63 &rpm_requests {
  64         pm8916_rpm_regulators: regulators {
  65                 compatible = "qcom,rpm-pm8916-regulators";
  66                 vdd_l1_l2_l3-supply = <&pm8916_s3>;
  67                 vdd_l4_l5_l6-supply = <&pm8916_s4>;
  68                 vdd_l7-supply = <&pm8916_s4>;
  69
  70                 /* pm8916_s1 is managed by rpmpd (MSM8916_VDDCX) */
  71
  72                 pm8916_s3: s3 {
  73                         regulator-min-microvolt = <1250000>;
  74                         regulator-max-microvolt = <1350000>;
  75                         regulator-always-on; /* Needed for L2 */
  76                 };
  77
  78                 pm8916_s4: s4 {
  79                         regulator-min-microvolt = <1850000>;
  80                         regulator-max-microvolt = <2150000>;
  81                         regulator-always-on; /* Needed for L5/L7 */
  82                 };
  83
  84                 /*
  85                  * Some of the regulators are unused or managed by another
  86                  * processor (e.g. the modem). We should still define nodes for
  87                  * them to ensure the vote from the application processor can be
  88                  * dropped in case the regulators are already on during boot.
  89                  *
  90                  * The labels for these nodes are omitted on purpose because
  91                  * boards should configure a proper voltage before using them.
  92                  */
  93                 l1 {};
  94
  95                 pm8916_l2: l2 {
  96                         regulator-min-microvolt = <1200000>;
  97                         regulator-max-microvolt = <1200000>;
  98                         regulator-always-on; /* Needed for LPDDR RAM */
  99                 };
 100
 101                 /* pm8916_l3 is managed by rpmpd (MSM8916_VDDMX) */
 102
 103                 l4 {};
 104
 105                 pm8916_l5: l5 {
 106                         regulator-min-microvolt = <1800000>;
 107                         regulator-max-microvolt = <1800000>;
 108                         regulator-always-on; /* Needed for most digital I/O */
 109                 };
 110
 111                 pm8916_l6: l6 {
 112                         regulator-min-microvolt = <1800000>;
 113                         regulator-max-microvolt = <1800000>;
 114                 };
 115
 116                 pm8916_l7: l7 {
 117                         regulator-min-microvolt = <1800000>;
 118                         regulator-max-microvolt = <1800000>;
 119                         regulator-always-on; /* Needed for CPU PLL */
 120                 };
 121
 122                 pm8916_l8: l8 {
 123                         regulator-min-microvolt = <2900000>;
 124                         regulator-max-microvolt = <2900000>;
 125                 };
 126
 127                 pm8916_l9: l9 {
 128                         regulator-min-microvolt = <3300000>;
 129                         regulator-max-microvolt = <3300000>;
 130                 };
 131
 132                 l10 {};
 133
 134                 pm8916_l11: l11 {
 135                         regulator-min-microvolt = <2950000>;
 136                         regulator-max-microvolt = <2950000>;
 137                         regulator-allow-set-load;
 138                         regulator-system-load = <200000>;
 139                 };
 140
 141                 pm8916_l12: l12 {
 142                         regulator-min-microvolt = <1800000>;
 143                         regulator-max-microvolt = <2950000>;
 144                 };
 145
 146                 pm8916_l13: l13 {
 147                         regulator-min-microvolt = <3075000>;
 148                         regulator-max-microvolt = <3075000>;
 149                 };
 150
 151                 l14 {};
 152                 l15 {};
 153                 l16 {};
 154                 l17 {};
 155                 l18 {};
 156         };
 157 };