src/mainboard/google/corsola/regulator.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <assert.h>
   4 #include <console/console.h>
   5 #include <soc/mt6366.h>
   6 #include <soc/regulator.h>
   7
   8 #define REGULATOR_NOT_SUPPORT -1
   9
  10 static const int regulator_id[] = {
  11         [MTK_REGULATOR_VDD1] = REGULATOR_NOT_SUPPORT,
  12         [MTK_REGULATOR_VDD2] = REGULATOR_NOT_SUPPORT,
  13         [MTK_REGULATOR_VDDQ] = MT6366_VDDQ,
  14         [MTK_REGULATOR_VMDDR] = REGULATOR_NOT_SUPPORT,
  15         [MTK_REGULATOR_VCORE] = MT6366_VCORE,
  16         [MTK_REGULATOR_VCC] = REGULATOR_NOT_SUPPORT,
  17         [MTK_REGULATOR_VCCQ] = REGULATOR_NOT_SUPPORT,
  18         [MTK_REGULATOR_VDRAM1] = MT6366_VDRAM1,
  19         [MTK_REGULATOR_VMCH] = MT6366_VMCH,
  20         [MTK_REGULATOR_VMC] = MT6366_VMC,
  21         [MTK_REGULATOR_VPROC12] = MT6366_VPROC12,
  22         [MTK_REGULATOR_VSRAM_PROC12] = MT6366_VSRAM_PROC12,
  23         [MTK_REGULATOR_VRF12] = MT6366_VRF12,
  24         [MTK_REGULATOR_VCN33] = MT6366_VCN33,
  25 };
  26
  27 _Static_assert(ARRAY_SIZE(regulator_id) == MTK_REGULATOR_NUM, "regulator_id size error");
  28
  29 void mainboard_set_regulator_voltage(enum mtk_regulator regulator, uint32_t voltage_uv)
  30 {
  31         assert(regulator < MTK_REGULATOR_NUM);
  32
  33         if (regulator_id[regulator] < 0) {
  34                 printk(BIOS_ERR, "Invalid regulator ID: %d\n", regulator);
  35                 return;
  36         }
  37         mt6366_set_voltage(regulator_id[regulator], voltage_uv);
  38 }
  39
  40 uint32_t mainboard_get_regulator_voltage(enum mtk_regulator regulator)
  41 {
  42         assert(regulator < MTK_REGULATOR_NUM);
  43
  44         if (regulator_id[regulator] < 0) {
  45                 printk(BIOS_ERR, "Invalid regulator ID: %d\n", regulator);
  46                 return 0;
  47         }
  48         return mt6366_get_voltage(regulator_id[regulator]);
  49 }