/* SPDX-License-Identifier: GPL-2.0-only */ /* * This file is created based on MT8186 Functional Specification * Chapter number: 3.7 */ #include <assert.h> #include <console/console.h> #include <delay.h> #include <soc/mt6366.h> #include <soc/pmic_wrap.h> #include <soc/pmif.h> #include <soc/regulator.h> #include <timer.h> static struct pmic_setting init_setting[] = { {0x1E, 0xA, 0xA, 0}, {0x22, 0x1F00, 0x1F00, 0}, {0x2E, 0x1, 0x1, 0}, {0x30, 0x1, 0x1, 0}, {0x36, 0x8888, 0xFFFF, 0}, {0x3A, 0x8888, 0xFFFF, 0}, {0x3C, 0x8888, 0xFFFF, 0}, {0x3E, 0x888, 0xFFF, 0}, {0x94, 0x0, 0xFFFF, 0}, {0x10C, 0x18, 0x18, 0}, {0x112, 0x4, 0x4, 0}, {0x118, 0x8, 0x8, 0}, {0x12A, 0x100, 0x180, 0}, {0x134, 0x80, 0x2890, 0}, {0x14C, 0x20, 0x20, 0}, {0x198, 0x0, 0x1FF, 0}, {0x790, 0x280, 0x780, 0}, {0x7AC, 0x0, 0x2000, 0}, {0x98A, 0x1840, 0x1E40, 0}, {0xA08, 0x1, 0x1, 0}, {0xA24, 0x1E00, 0x1F00, 0}, {0xA38, 0x0, 0x100, 0}, {0xA3C, 0x81F2, 0x81F2, 0}, {0xA44, 0xFFFF, 0xFFFF, 0}, {0xA46, 0xFC00, 0xFC00, 0}, {0xC8A, 0x4, 0xC, 0}, {0xF8C, 0xAAA, 0xAAA, 0}, {0x1188, 0x0, 0x8000, 0}, {0x119E, 0x6000, 0x7000, 0}, {0x11A2, 0x0, 0x3000, 0}, {0x11B0, 0x4000, 0x4000, 0}, {0x11B4, 0x0, 0x100, 0}, {0x123A, 0x8040, 0x83FF, 0}, {0x123E, 0x4, 0x4, 0}, {0x1242, 0x1, 0x1, 0}, {0x1260, 0x0, 0x154, 0}, {0x1312, 0x8, 0x8, 0}, {0x1334, 0x0, 0x100, 0}, {0x138A, 0x10, 0x7F, 0}, {0x138C, 0x15, 0x7F, 0}, {0x138E, 0x1030, 0x3030, 0}, {0x140A, 0x10, 0x7F, 0}, {0x140C, 0x15, 0x7F, 0}, {0x140E, 0x1030, 0x3030, 0}, {0x148A, 0x10, 0x7F, 0}, {0x148E, 0x1030, 0x3030, 0}, {0x14A2, 0x20, 0x20, 0}, {0x150A, 0x10, 0x7F, 0}, {0x150E, 0x1030, 0x3030, 0}, {0x158A, 0x8, 0x7F, 0}, {0x158C, 0x90C, 0x7F7F, 0}, {0x158E, 0x1030, 0x3030, 0}, {0x159C, 0x8, 0xC, 0}, {0x15A2, 0x20, 0x20, 0}, {0x168A, 0x50, 0x7F, 0}, {0x168C, 0x1964, 0x7F7F, 0}, {0x168E, 0x2020, 0x3030, 0}, {0x16A2, 0x20, 0x20, 0}, {0x16AA, 0x50, 0x7F, 0}, {0x170C, 0x1964, 0x7F7F, 0}, {0x170E, 0x2020, 0x3030, 0}, {0x172A, 0x44, 0x7F, 0}, {0x178C, 0x202, 0x7F7F, 0}, {0x178E, 0x70, 0x73, 0}, {0x1790, 0xC, 0xC, 0}, {0x1798, 0x2810, 0x3F3F, 0}, {0x179A, 0x800, 0x3F00, 0}, {0x179E, 0x1, 0x1, 0}, {0x1808, 0x2000, 0x3000, 0}, {0x180C, 0x60, 0x60, 0}, {0x1814, 0x3FF0, 0x7FFF, 0}, {0x1816, 0x3, 0x7, 0}, {0x181A, 0x6081, 0xFFBF, 0}, {0x181C, 0x503, 0x787, 0}, {0x181E, 0xA462, 0xFFFF, 0}, {0x1820, 0xA662, 0xFFFF, 0}, {0x1824, 0xDB6, 0xFFF, 0}, {0x1828, 0x160, 0x160, 0}, {0x1830, 0x3FF0, 0x7FFF, 0}, {0x1832, 0x3, 0x7, 0}, {0x1836, 0x6081, 0xFFBF, 0}, {0x1838, 0x503, 0x787, 0}, {0x183A, 0xA262, 0xFFFF, 0}, {0x183C, 0xA262, 0xFFFF, 0}, {0x1840, 0xDB6, 0xFFF, 0}, {0x1888, 0x420, 0xE7C, 0}, {0x188A, 0x801, 0x3C07, 0}, {0x188C, 0x1F, 0x3F, 0}, {0x188E, 0x129A, 0xFFFF, 0}, {0x1894, 0x58, 0x1F8, 0}, {0x1896, 0x1C, 0x7C, 0}, {0x1898, 0x1805, 0x3C07, 0}, {0x189A, 0xF, 0xF, 0}, {0x189C, 0x221A, 0xFFFF, 0}, {0x18A0, 0x2E, 0x3F, 0}, {0x18A2, 0x0, 0x40, 0}, {0x18A4, 0x2C06, 0x3C07, 0}, {0x18A6, 0xF, 0xF, 0}, {0x18A8, 0x221A, 0xFFFF, 0}, {0x18AC, 0x2E, 0x3F, 0}, {0x18AE, 0x0, 0x40, 0}, {0x18B0, 0x1805, 0x3C07, 0}, {0x18B2, 0xF, 0xF, 0}, {0x18B4, 0x221A, 0xFFFF, 0}, {0x18B8, 0x2E, 0x3F, 0}, {0x18BC, 0x50, 0x4F0, 0}, {0x18BE, 0x3C, 0xFC, 0}, {0x18C0, 0x0, 0x300, 0}, {0x18C2, 0x8886, 0xFFFF, 0}, {0x1A0E, 0x3, 0x3, 0}, {0x1A10, 0x1, 0x1, 0}, {0x1A12, 0x0, 0x1, 0}, {0x1A14, 0x0, 0x1, 0}, {0x1A16, 0x0, 0x1, 0}, {0x1A18, 0x0, 0x1, 0}, {0x1A1A, 0x0, 0x1, 0}, {0x1A1C, 0x0, 0x1, 0}, {0x1A1E, 0x0, 0x1, 0}, {0x1A20, 0x0, 0x1, 0}, {0x1A22, 0x0, 0x1, 0}, {0x1A24, 0x0, 0x1, 0}, {0x1A26, 0x0, 0x1, 0}, {0x1A2C, 0x0, 0x1, 0}, {0x1A2E, 0x0, 0x1, 0}, {0x1A30, 0x0, 0x1, 0}, {0x1A32, 0x0, 0x1, 0}, {0x1A34, 0x0, 0x1, 0}, {0x1A36, 0x0, 0x1, 0}, {0x1A38, 0x0, 0x1, 0}, {0x1A3A, 0x0, 0x1, 0}, {0x1A3C, 0x0, 0x1, 0}, {0x1A3E, 0x0, 0x1, 0}, {0x1A40, 0x0, 0x1, 0}, {0x1A42, 0x0, 0x1, 0}, {0x1A44, 0x0, 0x1, 0}, {0x1A46, 0x0, 0x1, 0}, {0x1A48, 0x0, 0x1, 0}, {0x1A4A, 0x0, 0x1, 0}, {0x1A4C, 0x0, 0x1, 0}, {0x1A4E, 0x0, 0x1, 0}, {0x1A50, 0xE7FF, 0xE7FF, 0}, {0x1A56, 0x7FFF, 0x7FFF, 0}, {0x1B48, 0x10, 0x7F, 0}, {0x1B4A, 0xF15, 0x7F7F, 0}, /* Enable HW Tracking */ {0x1B66, 0x10, 0x7F, 8}, {0x1B68, 0x38, 0x7F, 0}, {0x1B68, 0x63, 0x7F, 8}, {0x1B64, 0x6, 0x7, 0}, {0x1B6E, 0x10, 0x7F, 8}, {0x1B70, 0x38, 0x7F, 0}, {0x1B70, 0x63, 0x7F, 8}, {0x1B6C, 0x6, 0x7, 0}, {0x1B8A, 0x10, 0x7F, 0}, {0x1B8C, 0xF15, 0x7F7F, 0}, {0x1BA8, 0x10, 0x7F, 0}, {0x1BAA, 0xF15, 0x7F7F, 0}, {0x1BAC, 0x0, 0x3, 0}, {0x1BCA, 0x10, 0x7F, 0}, {0x1BCC, 0x70F, 0x7F7F, 0}, {0x1C9E, 0x38, 0x7F, 0}, {0x1CA0, 0x70F, 0x7F7F, 0}, /* VSRAM_CORE: set SW mode */ {0x1CA4, 0x1, 0xFFFF, 0}, /* VSRAM_CORE: SW set OFF */ {0x1C9C, 0x0, 0xFFFF, 0}, {0x1EA2, 0x1B, 0x1F, 0}, {0x1EA4, 0xC00, 0x1C00, 0}, {0x1EA6, 0xC00, 0x1C00, 0}, {0x1EA8, 0xC00, 0x1C00, 0}, }; static struct pmic_setting lp_setting[] = { /* Suspend */ /* [0:0]: RG_BUCK_VPROC11_SW_OP_EN */ {0x1390, 0x1, 0x1, 0}, /* [0:0]: RG_BUCK_VCORE_SW_OP_EN */ {0x1490, 0x1, 0x1, 0}, /* [0:0]: RG_BUCK_VGPU_SW_OP_EN */ {0x1510, 0x1, 0x1, 0}, /* [0:0]: RG_BUCK_VMODEM_SW_OP_EN */ {0x1590, 0x1, 0x1, 0}, /* [0:0]: RG_BUCK_VS1_SW_OP_EN */ {0x1690, 0x1, 0x1, 0}, /* [1:1]: RG_BUCK_VS2_HW0_OP_EN */ {0x1710, 0x1, 0x1, 1}, /* [1:1]: RG_BUCK_VS2_HW0_OP_CFG */ {0x1716, 0x1, 0x1, 1}, /* [1:1]: RG_BUCK_VDRAM1_HW0_OP_EN */ {0x1610, 0x1, 0x1, 1}, /* [1:1]: RG_BUCK_VDRAM1_HW0_OP_CFG */ {0x1616, 0x1, 0x1, 1}, /* [0:0]: RG_BUCK_VPROC12_SW_OP_EN */ {0x1410, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VSRAM_GPU_SW_OP_EN */ {0x1BD0, 0x1, 0x1, 0}, /* [1:1]: RG_LDO_VSRAM_OTHERS_HW0_OP_EN */ {0x1BAE, 0x1, 0x1, 1}, /* [1:1]: RG_LDO_VSRAM_OTHERS_HW0_OP_CFG */ {0x1BB4, 0x1, 0x1, 1}, /* [0:0]: RG_LDO_VSRAM_PROC11_SW_OP_EN */ {0x1B4E, 0x1, 0x1, 0}, /* [1:1]: RG_LDO_VXO22_HW0_OP_EN */ {0x1A8A, 0x1, 0x1, 1}, /* [1:1]: RG_LDO_VXO22_HW0_OP_CFG */ {0x1A90, 0x1, 0x1, 1}, /* [2:2]: RG_LDO_VRF18_HW1_OP_EN */ {0x1C1E, 0x1, 0x1, 2}, /* [2:2]: RG_LDO_VRF18_HW1_OP_CFG */ {0x1C24, 0x0, 0x1, 2}, /* [0:0]: RG_LDO_VEFUSE_SW_OP_EN */ {0x1C46, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VCN33_SW_OP_EN */ {0x1D1E, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VCN33_SW_OP_EN */ {0x1D1E, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VCN28_SW_OP_EN */ {0x1D8A, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VCN18_SW_OP_EN */ {0x1C5A, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VCAMA1_SW_OP_EN */ {0x1C6E, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VCAMD_SW_OP_EN */ {0x1C9E, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VCAMA2_SW_OP_EN */ {0x1C8A, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VSRAM_PROC12_SW_OP_EN */ {0x1B90, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VCAMIO_SW_OP_EN */ {0x1CB2, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VLDO28_SW_OP_EN */ {0x1D34, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VLDO28_SW_OP_EN */ {0x1D34, 0x1, 0x1, 0}, /* [1:1]: RG_LDO_VA12_HW0_OP_EN */ {0x1A9E, 0x1, 0x1, 1}, /* [1:1]: RG_LDO_VA12_HW0_OP_CFG */ {0x1AA4, 0x1, 0x1, 1}, /* [1:1]: RG_LDO_VAUX18_HW0_OP_EN */ {0x1AB2, 0x1, 0x1, 1}, /* [1:1]: RG_LDO_VAUX18_HW0_OP_CFG */ {0x1AB8, 0x1, 0x1, 1}, /* [1:1]: RG_LDO_VAUD28_HW0_OP_EN */ {0x1AC6, 0x1, 0x1, 1}, /* [1:1]: RG_LDO_VAUD28_HW0_OP_CFG */ {0x1ACC, 0x1, 0x1, 1}, /* [0:0]: RG_LDO_VIO28_SW_OP_EN */ {0x1ADA, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VIO18_SW_OP_EN */ {0x1AEE, 0x1, 0x1, 0}, /* [2:2]: RG_LDO_VFE28_HW1_OP_EN */ {0x1C0A, 0x1, 0x1, 2}, /* [2:2]: RG_LDO_VFE28_HW1_OP_CFG */ {0x1C10, 0x0, 0x1, 2}, /* [1:1]: RG_LDO_VDRAM2_HW0_OP_EN */ {0x1B0A, 0x1, 0x1, 1}, /* [1:1]: RG_LDO_VDRAM2_HW0_OP_CFG */ {0x1B10, 0x1, 0x1, 1}, /* [0:0]: RG_LDO_VMC_SW_OP_EN */ {0x1CC6, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VMCH_SW_OP_EN */ {0x1CDA, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VEMC_SW_OP_EN */ {0x1B1E, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VSIM1_SW_OP_EN */ {0x1D4A, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VSIM2_SW_OP_EN */ {0x1D5E, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VIBR_SW_OP_EN */ {0x1D0A, 0x1, 0x1, 0}, /* [1:1]: RG_LDO_VUSB_HW0_OP_EN */ {0x1B32, 0x1, 0x1, 1}, /* [1:1]: RG_LDO_VUSB_HW0_OP_CFG */ {0x1B38, 0x1, 0x1, 1}, /* [1:1]: RG_LDO_VUSB_HW0_OP_EN */ {0x1B32, 0x1, 0x1, 1}, /* [1:1]: RG_LDO_VUSB_HW0_OP_CFG */ {0x1B38, 0x1, 0x1, 1}, /* [1:1]: RG_LDO_VBIF28_HW0_OP_EN */ {0x1DA0, 0x1, 0x1, 1}, /* [1:1]: RG_LDO_VBIF28_HW0_OP_CFG */ {0x1DA6, 0x0, 0x1, 1}, /* Deep idle setting */ /* [0:0]: RG_BUCK_VPROC11_SW_OP_EN */ {0x1390, 0x1, 0x1, 0}, /* [0:0]: RG_BUCK_VCORE_SW_OP_EN */ {0x1490, 0x1, 0x1, 0}, /* [0:0]: RG_BUCK_VGPU_SW_OP_EN */ {0x1510, 0x1, 0x1, 0}, /* [0:0]: RG_BUCK_VMODEM_SW_OP_EN */ {0x1590, 0x1, 0x1, 0}, /* [0:0]: RG_BUCK_VS1_SW_OP_EN */ {0x1690, 0x1, 0x1, 0}, /* [3:3]: RG_BUCK_VS2_HW2_OP_EN */ {0x1710, 0x1, 0x1, 3}, /* [3:3]: RG_BUCK_VS2_HW2_OP_CFG */ {0x1716, 0x1, 0x1, 3}, /* [3:3]: RG_BUCK_VDRAM1_HW2_OP_EN */ {0x1610, 0x1, 0x1, 3}, /* [3:3]: RG_BUCK_VDRAM1_HW2_OP_CFG */ {0x1616, 0x1, 0x1, 3}, /* [0:0]: RG_BUCK_VPROC12_SW_OP_EN */ {0x1410, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VSRAM_GPU_SW_OP_EN */ {0x1BD0, 0x1, 0x1, 0}, /* [3:3]: RG_LDO_VSRAM_OTHERS_HW2_OP_EN */ {0x1BAE, 0x1, 0x1, 3}, /* [3:3]: RG_LDO_VSRAM_OTHERS_HW2_OP_CFG */ {0x1BB4, 0x1, 0x1, 3}, /* [0:0]: RG_LDO_VSRAM_PROC11_SW_OP_EN */ {0x1B4E, 0x1, 0x1, 0}, /* [3:3]: RG_LDO_VXO22_HW2_OP_EN */ {0x1A8A, 0x1, 0x1, 3}, /* [3:3]: RG_LDO_VXO22_HW2_OP_CFG */ {0x1A90, 0x1, 0x1, 3}, /* [2:2]: RG_LDO_VRF18_HW1_OP_EN */ {0x1C1E, 0x1, 0x1, 2}, /* [2:2]: RG_LDO_VRF18_HW1_OP_CFG */ {0x1C24, 0x0, 0x1, 2}, /* [0:0]: RG_LDO_VEFUSE_SW_OP_EN */ {0x1C46, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VCN33_SW_OP_EN */ {0x1D1E, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VCN33_SW_OP_EN */ {0x1D1E, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VCN28_SW_OP_EN */ {0x1D8A, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VCN18_SW_OP_EN */ {0x1C5A, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VCAMA1_SW_OP_EN */ {0x1C6E, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VCAMD_SW_OP_EN */ {0x1C9E, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VCAMA2_SW_OP_EN */ {0x1C8A, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VSRAM_PROC12_SW_OP_EN */ {0x1B90, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VCAMIO_SW_OP_EN */ {0x1CB2, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VLDO28_SW_OP_EN */ {0x1D34, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VLDO28_SW_OP_EN */ {0x1D34, 0x1, 0x1, 0}, /* [3:3]: RG_LDO_VA12_HW2_OP_EN */ {0x1A9E, 0x1, 0x1, 3}, /* [3:3]: RG_LDO_VA12_HW2_OP_CFG */ {0x1AA4, 0x1, 0x1, 3}, /* [3:3]: RG_LDO_VAUX18_HW2_OP_EN */ {0x1AB2, 0x1, 0x1, 3}, /* [3:3]: RG_LDO_VAUX18_HW2_OP_CFG */ {0x1AB8, 0x1, 0x1, 3}, /* [0:0]: RG_LDO_VAUD28_SW_OP_EN */ {0x1AC6, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VIO28_SW_OP_EN */ {0x1ADA, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VIO18_SW_OP_EN */ {0x1AEE, 0x1, 0x1, 0}, /* [2:2]: RG_LDO_VFE28_HW1_OP_EN */ {0x1C0A, 0x1, 0x1, 2}, /* [2:2]: RG_LDO_VFE28_HW1_OP_CFG */ {0x1C10, 0x0, 0x1, 2}, /* [3:3]: RG_LDO_VDRAM2_HW2_OP_EN */ {0x1B0A, 0x1, 0x1, 3}, /* [3:3]: RG_LDO_VDRAM2_HW2_OP_CFG */ {0x1B10, 0x1, 0x1, 3}, /* [0:0]: RG_LDO_VMC_SW_OP_EN */ {0x1CC6, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VMCH_SW_OP_EN */ {0x1CDA, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VEMC_SW_OP_EN */ {0x1B1E, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VSIM1_SW_OP_EN */ {0x1D4A, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VSIM2_SW_OP_EN */ {0x1D5E, 0x1, 0x1, 0}, /* [0:0]: RG_LDO_VIBR_SW_OP_EN */ {0x1D0A, 0x1, 0x1, 0}, /* [3:3]: RG_LDO_VUSB_HW2_OP_EN */ {0x1B32, 0x1, 0x1, 3}, /* [3:3]: RG_LDO_VUSB_HW2_OP_CFG */ {0x1B38, 0x1, 0x1, 3}, /* [3:3]: RG_LDO_VUSB_HW2_OP_EN */ {0x1B32, 0x1, 0x1, 3}, /* [3:3]: RG_LDO_VUSB_HW2_OP_CFG */ {0x1B38, 0x1, 0x1, 3}, /* [3:3]: RG_LDO_VBIF28_HW2_OP_EN */ {0x1DA0, 0x1, 0x1, 3}, /* [3:3]: RG_LDO_VBIF28_HW2_OP_CFG */ {0x1DA6, 0x0, 0x1, 3}, }; static struct pmic_setting scp_setting[] = { /* scp voltage initialization */ /* [6:0]: RG_BUCK_VCORE_SSHUB_VOSEL */ {0x14A6, 0x20, 0x7F, 0}, /* [14:8]: RG_BUCK_VCORE_SSHUB_VOSEL_SLEEP */ {0x14A6, 0x20, 0x7F, 8}, /* [0:0]: RG_BUCK_VCORE_SSHUB_EN */ {0x14A4, 0x1, 0x1, 0}, /* [1:1]: RG_BUCK_VCORE_SSHUB_SLEEP_VOSEL_EN */ {0x14A4, 0x0, 0x1, 1}, /* [6:0]: RG_LDO_VSRAM_OTHERS_SSHUB_VOSEL */ {0x1BC6, 0x40, 0x7F, 0}, /* [14:8]: RG_LDO_VSRAM_OTHERS_SSHUB_VOSEL_SLEEP */ {0x1BC6, 0x40, 0x7F, 8}, /* [0:0]: RG_LDO_VSRAM_OTHERS_SSHUB_EN */ {0x1BC4, 0x1, 0x1, 0}, /* [1:1]: RG_LDO_VSRAM_OTHERS_SSHUB_SLEEP_VOSEL_EN */ {0x1BC4, 0x0, 0x1, 1}, /* [4:4]: RG_SRCVOLTEN_LP_EN */ {0x134, 0x1, 0x1, 4}, }; static const int vddq_votrim[] = { 0, -10000, -20000, -30000, -40000, -50000, -60000, -70000, 80000, 70000, 60000, 50000, 40000, 30000, 20000, 10000, }; static void mt6366_protect_control(bool en_protect) { /* Write a magic number 0x9CA7 to disable protection */ pwrap_write_field(PMIC_TOP_TMA_KEY, en_protect ? 0 : 0x9CA7, 0xFFFF, 0); } static u32 pmic_read_efuse(int i) { u32 efuse_data = 0; /* 1. Enable efuse ctrl engine clock */ pwrap_write_field(PMIC_TOP_CKHWEN_CON0_CLR, 0x1, 0x1, 2); pwrap_write_field(PMIC_TOP_CKPDN_CON0_CLR, 0x1, 0x1, 4); /* 2. */ pwrap_write_field(PMIC_OTP_CON11, 0x1, 0x1, 0); /* 3. Set row to read */ pwrap_write_field(PMIC_OTP_CON0, i * 2, 0xFF, 0); /* 4. Toggle RG_OTP_RD_TRIG */ if (pwrap_read_field(PMIC_OTP_CON8, 0x1, 0) == 0) pwrap_write_field(PMIC_OTP_CON8, 0x1, 0x1, 0); else pwrap_write_field(PMIC_OTP_CON8, 0, 0x1, 0); /* 5. Polling RG_OTP_RD_BUSY = 0 */ udelay(300); while (pwrap_read_field(PMIC_OTP_CON13, 0x1, 0) == 1) ; /* 6. Read RG_OTP_DOUT_SW */ udelay(100); efuse_data = pwrap_read_field(PMIC_OTP_CON12, 0xFFFF, 0); /* 7. Disable efuse ctrl engine clock */ pwrap_write_field(PMIC_TOP_CKHWEN_CON0_SET, 0x1, 0x1, 2); pwrap_write_field(PMIC_TOP_CKPDN_CON0_SET, 0x1, 0x1, 4); return efuse_data; } static int pmic_get_efuse_votrim(void) { const u32 cali_efuse = pmic_read_efuse(106) & 0xF; assert(cali_efuse < ARRAY_SIZE(vddq_votrim)); return vddq_votrim[cali_efuse]; } static u32 pmic_get_vcore_vol(void) { u16 vol_reg; vol_reg = pwrap_read_field(PMIC_VCORE_DBG0, 0x7F, 0); return 500000 + vol_reg * 6250; } static void pmic_set_vcore_vol(u32 vcore_uv) { u16 vol_reg; assert(vcore_uv >= 500000); assert(vcore_uv <= 1100000); vol_reg = (vcore_uv - 500000) / 6250; pwrap_write_field(PMIC_VCORE_OP_EN, 1, 0x7F, 0); pwrap_write_field(PMIC_VCORE_VOSEL, vol_reg, 0x7F, 0); udelay(1); } static u32 pmic_get_vproc12_vol(void) { u16 vol_reg; vol_reg = pwrap_read_field(PMIC_VPROC12_DBG0, 0x7F, 0); return 500000 + vol_reg * 6250; } static void pmic_set_vproc12_vol(u32 v_uv) { u16 vol_reg; assert(v_uv >= 500000); assert(v_uv <= 1293750); vol_reg = (v_uv - 500000) / 6250; pwrap_write_field(PMIC_VPROC12_OP_EN, 1, 0x7F, 0); pwrap_write_field(PMIC_VPROC12_VOSEL, vol_reg, 0x7F, 0); udelay(1); } static u32 pmic_get_vsram_proc12_vol(void) { u16 vol_reg; vol_reg = pwrap_read_field(PMIC_VSRAM_PROC12_DBG0, 0x7F, 0); return 500000 + vol_reg * 6250; } static void pmic_set_vsram_proc12_vol(u32 v_uv) { u16 vol_reg; assert(v_uv >= 500000); assert(v_uv <= 1293750); vol_reg = (v_uv - 500000) / 6250; pwrap_write_field(PMIC_VSRAM_PROC12_OP_EN, 1, 0x7F, 0); pwrap_write_field(PMIC_VSRAM_PROC12_VOSEL, vol_reg, 0x7F, 0); udelay(1); } static u32 pmic_get_vdram1_vol(void) { u16 vol_reg; vol_reg = pwrap_read_field(PMIC_VDRAM1_DBG0, 0x7F, 0); return 500000 + vol_reg * 12500; } static void pmic_set_vdram1_vol(u32 vdram_uv) { u16 vol_reg; assert(vdram_uv >= 500000); assert(vdram_uv <= 1300000); vol_reg = (vdram_uv - 500000) / 12500; pwrap_write_field(PMIC_VDRAM1_OP_EN, 1, 0x7F, 0); pwrap_write_field(PMIC_VDRAM1_VOSEL, vol_reg, 0x7F, 0); udelay(1); } static u32 pmic_get_vddq_vol(void) { int efuse_votrim; u16 cali_trim; if (!pwrap_read_field(PMIC_VDDQ_OP_EN, 0x1, 15)) return 0; efuse_votrim = pmic_get_efuse_votrim(); cali_trim = pwrap_read_field(PMIC_VDDQ_ELR_0, 0xF, 0); assert(cali_trim < ARRAY_SIZE(vddq_votrim)); return 600 * 1000 - efuse_votrim + vddq_votrim[cali_trim]; } static void pmic_set_vddq_vol(u32 vddq_uv) { int target_mv, dram2_ori_mv, cali_offset_uv; u16 cali_trim; assert(vddq_uv >= 530000); assert(vddq_uv <= 680000); /* Round down to multiple of 10 */ target_mv = (vddq_uv / 1000) / 10 * 10; dram2_ori_mv = 600 - pmic_get_efuse_votrim() / 1000; cali_offset_uv = 1000 * (target_mv - dram2_ori_mv); if (cali_offset_uv >= 80000) cali_trim = 8; else if (cali_offset_uv <= -70000) cali_trim = 7; else { cali_trim = 0; while (cali_trim < ARRAY_SIZE(vddq_votrim) && vddq_votrim[cali_trim] != cali_offset_uv) ++cali_trim; assert(cali_trim < ARRAY_SIZE(vddq_votrim)); } mt6366_protect_control(false); pwrap_write_field(PMIC_VDDQ_ELR_0, cali_trim, 0xF, 0); mt6366_protect_control(true); udelay(1); } static u32 pmic_get_vmch_vol(void) { u32 ret; u16 vol_reg; vol_reg = pwrap_read_field(PMIC_VMCH_ANA_CON0, 0x7, 8); switch (vol_reg) { case 2: ret = 2900000; break; case 3: ret = 3000000; break; case 5: ret = 3300000; break; default: printk(BIOS_ERR, "ERROR[%s] VMCH read fail: %d\n", __func__, vol_reg); ret = 0; break; } return ret; } static void pmic_set_vmch_vol(u32 vmch_uv) { u16 val = 0; switch (vmch_uv) { case 2900000: val = 2; break; case 3000000: val = 3; break; case 3300000: val = 5; break; default: die("ERROR[%s]: VMCH voltage %u is not support.\n", __func__, vmch_uv); return; } pwrap_write_field(PMIC_VMCH_ANA_CON0, val, 0x7, 8); /* Force SW to turn on */ pwrap_write_field(PMIC_LDO_VMCH_OP_EN, 1, 0xFF, 0); pwrap_write_field(PMIC_LDO_VMCH_CON0, 1, 0xFF, 0); } static u32 pmic_get_vmc_vol(void) { u32 ret; u16 vol_reg; vol_reg = pwrap_read_field(PMIC_VMC_ANA_CON0, 0xF, 8); switch (vol_reg) { case 0x4: ret = 1800000; break; case 0xA: ret = 2900000; break; case 0xB: ret = 3000000; break; case 0xD: ret = 3300000; break; default: printk(BIOS_ERR, "ERROR[%s] VMC read fail: %d\n", __func__, vol_reg); ret = 0; break; } return ret; } static void pmic_set_vmc_vol(u32 vmc_uv) { u16 val = 0; switch (vmc_uv) { case 1800000: val = 0x4; break; case 2900000: val = 0xA; break; case 3000000: val = 0xB; break; case 3300000: val = 0xD; break; default: die("ERROR[%s]: VMC voltage %u is not support.\n", __func__, vmc_uv); return; } pwrap_write_field(PMIC_VMC_ANA_CON0, val, 0xF, 8); /* Force SW to turn on */ pwrap_write_field(PMIC_LDO_VMC_OP_EN, 1, 0xFF, 0); pwrap_write_field(PMIC_LDO_VMC_CON0, 1, 0xFF, 0); } #define VRF12_VOLTAGE_UV 1200000 static u32 pmic_get_vrf12_vol(void) { return (pwrap_read_field(PMIC_LDO_VRF12_CON0, 0x3, 0) & pwrap_read_field(PMIC_LDO_VRF12_OP_EN, 0x3, 0)) ? VRF12_VOLTAGE_UV : 0; } static void pmic_set_vrf12_vol(u32 vrf12_uv) { assert(vrf12_uv == VRF12_VOLTAGE_UV); pwrap_write_field(PMIC_LDO_VRF12_CON0, 1, 0x3, 0); pwrap_write_field(PMIC_LDO_VRF12_OP_EN, 1, 0x3, 0); } static u32 pmic_get_vcn33_vol(void) { u32 ret; u16 vol_reg; vol_reg = pwrap_read_field(PMIC_VCN33_ANA_CON0, 0x3, 8); switch (vol_reg) { case 0x1: ret = 3300000; break; case 0x2: ret = 3400000; break; case 0x3: ret = 3500000; break; default: printk(BIOS_ERR, "ERROR[%s] VCN33 read fail: %d\n", __func__, vol_reg); ret = 0; break; } return ret; } static void pmic_set_vcn33_vol(u32 vcn33_uv) { u16 val = 0; switch (vcn33_uv) { case 3300000: val = 0x1; break; case 3400000: val = 0x2; break; case 3500000: val = 0x3; break; default: die("ERROR[%s]: VCN33 voltage %u is not support.\n", __func__, vcn33_uv); return; } pwrap_write_field(PMIC_VCN33_ANA_CON0, val, 0x3, 8); /* Force SW to turn on */ pwrap_write_field(PMIC_LDO_VCN33_CON0_0, 1, 0x1, 0); } #define VIO18_VOLTAGE_UV 1800000 static u32 pmic_get_vio18_vol(void) { return pwrap_read_field(PMIC_LDO_VIO18_CON0, 0x1, 0) ? VIO18_VOLTAGE_UV : 0; } static void pmic_set_vio18_vol(u32 vio18_uv) { assert(vio18_uv == VIO18_VOLTAGE_UV); pwrap_write_field(PMIC_LDO_VIO18_CON0, 1, 0x1, 0); } static void pmic_wdt_set(void) { /* [5]=1, RG_WDTRSTB_DEB */ pwrap_write_field(PMIC_TOP_RST_MISC_SET, 0x0020, 0xFFFF, 0); /* [1]=0, RG_WDTRSTB_MODE */ pwrap_write_field(PMIC_TOP_RST_MISC_CLR, 0x0002, 0xFFFF, 0); /* [0]=1, RG_WDTRSTB_EN */ pwrap_write_field(PMIC_TOP_RST_MISC_SET, 0x0001, 0xFFFF, 0); } static void mt6366_init_setting(void) { mt6366_protect_control(false); for (size_t i = 0; i < ARRAY_SIZE(init_setting); i++) pwrap_write_field( init_setting[i].addr, init_setting[i].val, init_setting[i].mask, init_setting[i].shift); mt6366_protect_control(true); } static void wk_sleep_voltage_by_ddr(void) { if (pwrap_read_field(PMIC_VM_MODE, 0x3, 0) == 0x2) pwrap_write_field(PMIC_VDRAM1_VOSEL_SLEEP, 0x3A, 0x7F, 0); } static void wk_power_down_seq(void) { mt6366_protect_control(false); /* Set VPROC12 power-down time slot to 0xF to avoid 20ms delay */ pwrap_write_field(PMIC_CPSDSA4, 0xF, 0x1F, 0); mt6366_protect_control(true); } static void mt6366_lp_setting(void) { for (size_t i = 0; i < ARRAY_SIZE(lp_setting); i++) pwrap_write_field( lp_setting[i].addr, lp_setting[i].val, lp_setting[i].mask, lp_setting[i].shift); } static void pmic_check_hwcid(void) { printk(BIOS_INFO, "%s: ID = %#x\n", __func__, pwrap_read_field(0x8, 0xFFFF, 0)); } void mt6366_set_power_hold(bool enable) { pwrap_write_field(PMIC_PWRHOLD, (enable) ? 1 : 0, 0x1, 0); } void mt6366_init_scp_voltage(void) { for (size_t i = 0; i < ARRAY_SIZE(scp_setting); i++) pwrap_write_field( scp_setting[i].addr, scp_setting[i].val, scp_setting[i].mask, scp_setting[i].shift); } void mt6366_set_vsim2_cali_mv(u32 vsim2_mv) { u16 vsim2_reg, cali_mv; cali_mv = vsim2_mv % 100; assert(cali_mv % 10 == 0); switch (vsim2_mv - cali_mv) { case 1700: vsim2_reg = 0x3; break; case 1800: vsim2_reg = 0x4; break; case 2700: vsim2_reg = 0x8; break; case 3000: vsim2_reg = 0xb; break; case 3100: vsim2_reg = 0xc; break; default: printk(BIOS_ERR, "%s: voltage %d is not supported\n", __func__, vsim2_mv); return; }; /* [11:8]=0x8, RG_VSIM2_VOSEL */ pwrap_write_field(PMIC_VSIM2_ANA_CON0, vsim2_reg, 0xF, 8); /* [3:0], RG_VSIM2_VOCAL */ pwrap_write_field(PMIC_VSIM2_ANA_CON0, cali_mv / 10, 0xF, 0); } void mt6366_set_voltage(enum mt6366_regulator_id id, u32 voltage_uv) { switch (id) { case MT6366_VCORE: pmic_set_vcore_vol(voltage_uv); break; case MT6366_VDRAM1: pmic_set_vdram1_vol(voltage_uv); break; case MT6366_VDDQ: pmic_set_vddq_vol(voltage_uv); break; case MT6366_VMCH: pmic_set_vmch_vol(voltage_uv); break; case MT6366_VMC: pmic_set_vmc_vol(voltage_uv); break; case MT6366_VPROC12: pmic_set_vproc12_vol(voltage_uv); break; case MT6366_VSRAM_PROC12: pmic_set_vsram_proc12_vol(voltage_uv); break; case MT6366_VRF12: pmic_set_vrf12_vol(voltage_uv); break; case MT6366_VCN33: pmic_set_vcn33_vol(voltage_uv); break; case MT6366_VIO18: pmic_set_vio18_vol(voltage_uv); break; default: printk(BIOS_ERR, "%s: PMIC %d is not supported\n", __func__, id); break; } } u32 mt6366_get_voltage(enum mt6366_regulator_id id) { switch (id) { case MT6366_VCORE: return pmic_get_vcore_vol(); case MT6366_VDRAM1: return pmic_get_vdram1_vol(); case MT6366_VDDQ: return pmic_get_vddq_vol(); case MT6366_VMCH: return pmic_get_vmch_vol(); case MT6366_VMC: return pmic_get_vmc_vol(); case MT6366_VPROC12: return pmic_get_vproc12_vol(); case MT6366_VSRAM_PROC12: return pmic_get_vsram_proc12_vol(); case MT6366_VRF12: return pmic_get_vrf12_vol(); case MT6366_VCN33: return pmic_get_vcn33_vol(); case MT6366_VIO18: return pmic_get_vio18_vol(); default: printk(BIOS_ERR, "%s: PMIC %d is not supported\n", __func__, id); break; } return 0; } void mt6366_init(void) { struct stopwatch voltage_settled; if (pwrap_init()) die("ERROR - Failed to initialize pmic wrap!"); pmic_check_hwcid(); mt6366_set_power_hold(true); pmic_wdt_set(); mt6366_init_setting(); stopwatch_init_usecs_expire(&voltage_settled, 200); wk_sleep_voltage_by_ddr(); wk_power_down_seq(); mt6366_lp_setting(); pmif_spmi_set_lp_mode(); while (!stopwatch_expired(&voltage_settled)) /* wait for voltages to settle */; }