diff options
| -rw-r--r-- | src/mainboard/google/corsola/Makefile.inc | 2 | ||||
| -rw-r--r-- | src/mainboard/google/corsola/regulator.c | 44 | ||||
| -rw-r--r-- | src/soc/mediatek/common/include/soc/regulator.h | 3 |
3 files changed, 48 insertions, 1 deletions
diff --git a/src/mainboard/google/corsola/Makefile.inc b/src/mainboard/google/corsola/Makefile.inc index 4720dc586f..7995f8a0f2 100644 --- a/src/mainboard/google/corsola/Makefile.inc +++ b/src/mainboard/google/corsola/Makefile.inc @@ -8,9 +8,11 @@ verstage-y += reset.c romstage-y += memlayout.ld romstage-y += chromeos.c +romstage-y += regulator.c romstage-y += romstage.c ramstage-y += memlayout.ld ramstage-y += chromeos.c ramstage-y += mainboard.c +ramstage-y += regulator.c ramstage-y += reset.c diff --git a/src/mainboard/google/corsola/regulator.c b/src/mainboard/google/corsola/regulator.c new file mode 100644 index 0000000000..1ddc52c3eb --- /dev/null +++ b/src/mainboard/google/corsola/regulator.c @@ -0,0 +1,44 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#include <assert.h> +#include <console/console.h> +#include <soc/mt6366.h> +#include <soc/regulator.h> + +#define REGULATOR_NOT_SUPPORT -1 + +static const int regulator_id[] = { + [MTK_REGULATOR_VDD1] = REGULATOR_NOT_SUPPORT, + [MTK_REGULATOR_VDD2] = REGULATOR_NOT_SUPPORT, + [MTK_REGULATOR_VDDQ] = MT6366_VDDQ, + [MTK_REGULATOR_VMDDR] = REGULATOR_NOT_SUPPORT, + [MTK_REGULATOR_VCORE] = MT6366_VCORE, + [MTK_REGULATOR_VCC] = REGULATOR_NOT_SUPPORT, + [MTK_REGULATOR_VCCQ] = REGULATOR_NOT_SUPPORT, + [MTK_REGULATOR_VDRAM1] = MT6366_VDRAM1, +}; + +_Static_assert(ARRAY_SIZE(regulator_id) == MTK_REGULATOR_NUM, "regulator_id size error"); + +void mainboard_set_regulator_vol(enum mtk_regulator regulator, + uint32_t voltage_uv) +{ + assert(regulator < MTK_REGULATOR_NUM); + + if (regulator_id[regulator] < 0) { + printk(BIOS_ERR, "Invalid regulator ID: %d\n", regulator); + return; + } + mt6366_set_voltage(regulator_id[regulator], voltage_uv); +} + +uint32_t mainboard_get_regulator_vol(enum mtk_regulator regulator) +{ + assert(regulator < MTK_REGULATOR_NUM); + + if (regulator_id[regulator] < 0) { + printk(BIOS_ERR, "Invalid regulator ID: %d\n", regulator); + return 0; + } + return mt6366_get_voltage(regulator_id[regulator]); +} diff --git a/src/soc/mediatek/common/include/soc/regulator.h b/src/soc/mediatek/common/include/soc/regulator.h index 0cd0f1e8b7..08ce47f1d0 100644 --- a/src/soc/mediatek/common/include/soc/regulator.h +++ b/src/soc/mediatek/common/include/soc/regulator.h @@ -13,12 +13,13 @@ enum mtk_regulator { MTK_REGULATOR_VCORE, MTK_REGULATOR_VCC, MTK_REGULATOR_VCCQ, + MTK_REGULATOR_VDRAM1, + MTK_REGULATOR_NUM, }; void mainboard_set_regulator_vol(enum mtk_regulator regulator, uint32_t voltage_uv); uint32_t mainboard_get_regulator_vol(enum mtk_regulator regulator); - int mainboard_enable_regulator(enum mtk_regulator regulator, uint8_t enable); uint8_t mainboard_regulator_is_enabled(enum mtk_regulator regulator); |