git.sur5r.net Git - u-boot/blob - arch/sandbox/dts/sandbox_pmic.dtsi

   1 /*
   2  *  Sandbox PMIC dts node
   3  *
   4  *  Copyright (C) 2015 Samsung Electronics
   5  *  Przemyslaw Marczak  <p.marczak@samsung.com>
   6  *
   7  * SPDX-License-Identifier:     GPL-2.0+
   8  */
   9
  10 #include <dt-bindings/pmic/sandbox_pmic.h>
  11
  12 &sandbox_pmic {
  13         compatible = "sandbox,pmic";
  14
  15         pmic_emul {
  16                 compatible = "sandbox,i2c-pmic";
  17
  18                 /*
  19                  * Default PMICs register values are set by macro
  20                  * VAL2REG(min, step, value) [uV/uA]
  21                  * VAL2OMREG(mode id)
  22                  * reg-defaults - byte array
  23                  */
  24                 reg-defaults = /bits/ 8 <
  25                         /* BUCK1 */
  26                         VAL2REG(800000, 25000, 1000000)
  27                         VAL2REG(150000, 25000, 150000)
  28                         VAL2OMREG(BUCK_OM_OFF)
  29                         /* BUCK2 */
  30                         VAL2REG(750000, 50000, 3000000)
  31                         VAL2REG(150000, 25000, 150000)
  32                         VAL2OMREG(0)
  33                         /* LDO1 */
  34                         VAL2REG(800000, 25000, 1600000)
  35                         VAL2REG(100000, 50000, 150000)
  36                         VAL2OMREG(LDO_OM_OFF)
  37                         /* LDO2 */
  38                         VAL2REG(750000, 50000, 3000000)
  39                         VAL2REG(150000, 25000, 150000)
  40                         VAL2OMREG(0)
  41                         /* reg[12:15] - not used */
  42                         0x00
  43                         0x00
  44                         0x00
  45                         0x00
  46                 >;
  47         };
  48
  49         buck1 {
  50                 regulator-name = "SUPPLY_1.2V";
  51                 regulator-min-microvolt = <1200000>;
  52                 regulator-max-microvolt = <1200000>;
  53                 regulator-min-microamp = <200000>;
  54                 regulator-max-microamp = <200000>;
  55                 regulator-always-on;
  56         };
  57
  58         buck2: buck2 {
  59                 regulator-name = "SUPPLY_3.3V";
  60                 regulator-min-microvolt = <3300000>;
  61                 regulator-max-microvolt = <3300000>;
  62         };
  63
  64         ldo1 {
  65                 regulator-name = "VDD_EMMC_1.8V";
  66                 regulator-min-microvolt = <1800000>;
  67                 regulator-max-microvolt = <1800000>;
  68                 regulator-min-microamp = <100000>;
  69                 regulator-max-microamp = <100000>;
  70                 regulator-boot-on;
  71         };
  72
  73         ldo2 {
  74                 regulator-name = "VDD_LCD_3.3V";
  75                 regulator-min-microvolt = <3300000>;
  76                 regulator-max-microvolt = <3300000>;
  77         };
  78 };