| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Flora Fu | 3283 | 36.33% | 1 | 2.70% |
| John Crispin | 1707 | 18.89% | 10 | 27.03% |
| Hsin-Hsiung Wang | 1023 | 11.32% | 2 | 5.41% |
| Chenglin Xu | 902 | 9.98% | 1 | 2.70% |
| Sean Wang | 875 | 9.68% | 5 | 13.51% |
| Argus Lin | 747 | 8.27% | 4 | 10.81% |
| Matthias Brugger | 344 | 3.81% | 2 | 5.41% |
| Henry Chen | 102 | 1.13% | 4 | 10.81% |
| Arnd Bergmann | 15 | 0.17% | 1 | 2.70% |
| Christophe Jaillet | 14 | 0.15% | 1 | 2.70% |
| Sascha Hauer | 11 | 0.12% | 2 | 5.41% |
| Ryder Lee | 8 | 0.09% | 1 | 2.70% |
| Arvind Yadav | 3 | 0.03% | 1 | 2.70% |
| Rob Herring | 1 | 0.01% | 1 | 2.70% |
| Gustavo A. R. Silva | 1 | 0.01% | 1 | 2.70% |
| Total | 9036 | 37 |
/* * Copyright (c) 2014 MediaTek Inc. * Author: Flora Fu, MediaTek * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ #include <linux/clk.h> #include <linux/interrupt.h> #include <linux/io.h> #include <linux/kernel.h> #include <linux/module.h> #include <linux/of_device.h> #include <linux/platform_device.h> #include <linux/regmap.h> #include <linux/reset.h> #define PWRAP_MT8135_BRIDGE_IORD_ARB_EN 0x4 #define PWRAP_MT8135_BRIDGE_WACS3_EN 0x10 #define PWRAP_MT8135_BRIDGE_INIT_DONE3 0x14 #define PWRAP_MT8135_BRIDGE_WACS4_EN 0x24 #define PWRAP_MT8135_BRIDGE_INIT_DONE4 0x28 #define PWRAP_MT8135_BRIDGE_INT_EN 0x38 #define PWRAP_MT8135_BRIDGE_TIMER_EN 0x48 #define PWRAP_MT8135_BRIDGE_WDT_UNIT 0x50 #define PWRAP_MT8135_BRIDGE_WDT_SRC_EN 0x54 /* macro for wrapper status */ #define PWRAP_GET_WACS_RDATA(x) (((x) >> 0) & 0x0000ffff) #define PWRAP_GET_WACS_FSM(x) (((x) >> 16) & 0x00000007) #define PWRAP_GET_WACS_REQ(x) (((x) >> 19) & 0x00000001) #define PWRAP_STATE_SYNC_IDLE0 (1 << 20) #define PWRAP_STATE_INIT_DONE0 (1 << 21) /* macro for WACS FSM */ #define PWRAP_WACS_FSM_IDLE 0x00 #define PWRAP_WACS_FSM_REQ 0x02 #define PWRAP_WACS_FSM_WFDLE 0x04 #define PWRAP_WACS_FSM_WFVLDCLR 0x06 #define PWRAP_WACS_INIT_DONE 0x01 #define PWRAP_WACS_WACS_SYNC_IDLE 0x01 #define PWRAP_WACS_SYNC_BUSY 0x00 /* macro for device wrapper default value */ #define PWRAP_DEW_READ_TEST_VAL 0x5aa5 #define PWRAP_DEW_WRITE_TEST_VAL 0xa55a /* macro for manual command */ #define PWRAP_MAN_CMD_SPI_WRITE_NEW (1 << 14) #define PWRAP_MAN_CMD_SPI_WRITE (1 << 13) #define PWRAP_MAN_CMD_OP_CSH (0x0 << 8) #define PWRAP_MAN_CMD_OP_CSL (0x1 << 8) #define PWRAP_MAN_CMD_OP_CK (0x2 << 8) #define PWRAP_MAN_CMD_OP_OUTS (0x8 << 8) #define PWRAP_MAN_CMD_OP_OUTD (0x9 << 8) #define PWRAP_MAN_CMD_OP_OUTQ (0xa << 8) /* macro for Watch Dog Timer Source */ #define PWRAP_WDT_SRC_EN_STAUPD_TRIG (1 << 25) #define PWRAP_WDT_SRC_EN_HARB_STAUPD_DLE (1 << 20) #define PWRAP_WDT_SRC_EN_HARB_STAUPD_ALE (1 << 6) #define PWRAP_WDT_SRC_MASK_ALL 0xffffffff #define PWRAP_WDT_SRC_MASK_NO_STAUPD ~(PWRAP_WDT_SRC_EN_STAUPD_TRIG | \ PWRAP_WDT_SRC_EN_HARB_STAUPD_DLE | \ PWRAP_WDT_SRC_EN_HARB_STAUPD_ALE) /* Group of bits used for shown slave capability */ #define PWRAP_SLV_CAP_SPI BIT(0) #define PWRAP_SLV_CAP_DUALIO BIT(1) #define PWRAP_SLV_CAP_SECURITY BIT(2) #define HAS_CAP(_c, _x) (((_c) & (_x)) == (_x)) /* Group of bits used for shown pwrap capability */ #define PWRAP_CAP_BRIDGE BIT(0) #define PWRAP_CAP_RESET BIT(1) #define PWRAP_CAP_DCM BIT(2) #define PWRAP_CAP_INT1_EN BIT(3) #define PWRAP_CAP_WDT_SRC1 BIT(4) /* defines for slave device wrapper registers */ enum dew_regs { PWRAP_DEW_BASE, PWRAP_DEW_DIO_EN, PWRAP_DEW_READ_TEST, PWRAP_DEW_WRITE_TEST, PWRAP_DEW_CRC_EN, PWRAP_DEW_CRC_VAL, PWRAP_DEW_MON_GRP_SEL, PWRAP_DEW_CIPHER_KEY_SEL, PWRAP_DEW_CIPHER_IV_SEL, PWRAP_DEW_CIPHER_RDY, PWRAP_DEW_CIPHER_MODE, PWRAP_DEW_CIPHER_SWRST, /* MT6323 only regs */ PWRAP_DEW_CIPHER_EN, PWRAP_DEW_RDDMY_NO, /* MT6358 only regs */ PWRAP_SMT_CON1, PWRAP_DRV_CON1, PWRAP_FILTER_CON0, PWRAP_GPIO_PULLEN0_CLR, PWRAP_RG_SPI_CON0, PWRAP_RG_SPI_RECORD0, PWRAP_RG_SPI_CON2, PWRAP_RG_SPI_CON3, PWRAP_RG_SPI_CON4, PWRAP_RG_SPI_CON5, PWRAP_RG_SPI_CON6, PWRAP_RG_SPI_CON7, PWRAP_RG_SPI_CON8, PWRAP_RG_SPI_CON13, PWRAP_SPISLV_KEY, /* MT6397 only regs */ PWRAP_DEW_EVENT_OUT_EN, PWRAP_DEW_EVENT_SRC_EN, PWRAP_DEW_EVENT_SRC, PWRAP_DEW_EVENT_FLAG, PWRAP_DEW_MON_FLAG_SEL, PWRAP_DEW_EVENT_TEST, PWRAP_DEW_CIPHER_LOAD, PWRAP_DEW_CIPHER_START, }; static const u32 mt6323_regs[] = { [PWRAP_DEW_BASE] = 0x0000, [PWRAP_DEW_DIO_EN] = 0x018a, [PWRAP_DEW_READ_TEST] = 0x018c, [PWRAP_DEW_WRITE_TEST] = 0x018e, [PWRAP_DEW_CRC_EN] = 0x0192, [PWRAP_DEW_CRC_VAL] = 0x0194, [PWRAP_DEW_MON_GRP_SEL] = 0x0196, [PWRAP_DEW_CIPHER_KEY_SEL] = 0x0198, [PWRAP_DEW_CIPHER_IV_SEL] = 0x019a, [PWRAP_DEW_CIPHER_EN] = 0x019c, [PWRAP_DEW_CIPHER_RDY] = 0x019e, [PWRAP_DEW_CIPHER_MODE] = 0x01a0, [PWRAP_DEW_CIPHER_SWRST] = 0x01a2, [PWRAP_DEW_RDDMY_NO] = 0x01a4, }; static const u32 mt6351_regs[] = { [PWRAP_DEW_DIO_EN] = 0x02F2, [PWRAP_DEW_READ_TEST] = 0x02F4, [PWRAP_DEW_WRITE_TEST] = 0x02F6, [PWRAP_DEW_CRC_EN] = 0x02FA, [PWRAP_DEW_CRC_VAL] = 0x02FC, [PWRAP_DEW_CIPHER_KEY_SEL] = 0x0300, [PWRAP_DEW_CIPHER_IV_SEL] = 0x0302, [PWRAP_DEW_CIPHER_EN] = 0x0304, [PWRAP_DEW_CIPHER_RDY] = 0x0306, [PWRAP_DEW_CIPHER_MODE] = 0x0308, [PWRAP_DEW_CIPHER_SWRST] = 0x030A, [PWRAP_DEW_RDDMY_NO] = 0x030C, }; static const u32 mt6357_regs[] = { [PWRAP_DEW_DIO_EN] = 0x040A, [PWRAP_DEW_READ_TEST] = 0x040C, [PWRAP_DEW_WRITE_TEST] = 0x040E, [PWRAP_DEW_CRC_EN] = 0x0412, [PWRAP_DEW_CRC_VAL] = 0x0414, [PWRAP_DEW_CIPHER_KEY_SEL] = 0x0418, [PWRAP_DEW_CIPHER_IV_SEL] = 0x041A, [PWRAP_DEW_CIPHER_EN] = 0x041C, [PWRAP_DEW_CIPHER_RDY] = 0x041E, [PWRAP_DEW_CIPHER_MODE] = 0x0420, [PWRAP_DEW_CIPHER_SWRST] = 0x0422, [PWRAP_DEW_RDDMY_NO] = 0x0424, }; static const u32 mt6358_regs[] = { [PWRAP_SMT_CON1] = 0x0030, [PWRAP_DRV_CON1] = 0x0038, [PWRAP_FILTER_CON0] = 0x0040, [PWRAP_GPIO_PULLEN0_CLR] = 0x0098, [PWRAP_RG_SPI_CON0] = 0x0408, [PWRAP_RG_SPI_RECORD0] = 0x040a, [PWRAP_DEW_DIO_EN] = 0x040c, [PWRAP_DEW_READ_TEST] = 0x040e, [PWRAP_DEW_WRITE_TEST] = 0x0410, [PWRAP_DEW_CRC_EN] = 0x0414, [PWRAP_DEW_CIPHER_KEY_SEL] = 0x041a, [PWRAP_DEW_CIPHER_IV_SEL] = 0x041c, [PWRAP_DEW_CIPHER_EN] = 0x041e, [PWRAP_DEW_CIPHER_RDY] = 0x0420, [PWRAP_DEW_CIPHER_MODE] = 0x0422, [PWRAP_DEW_CIPHER_SWRST] = 0x0424, [PWRAP_RG_SPI_CON2] = 0x0432, [PWRAP_RG_SPI_CON3] = 0x0434, [PWRAP_RG_SPI_CON4] = 0x0436, [PWRAP_RG_SPI_CON5] = 0x0438, [PWRAP_RG_SPI_CON6] = 0x043a, [PWRAP_RG_SPI_CON7] = 0x043c, [PWRAP_RG_SPI_CON8] = 0x043e, [PWRAP_RG_SPI_CON13] = 0x0448, [PWRAP_SPISLV_KEY] = 0x044a, }; static const u32 mt6397_regs[] = { [PWRAP_DEW_BASE] = 0xbc00, [PWRAP_DEW_EVENT_OUT_EN] = 0xbc00, [PWRAP_DEW_DIO_EN] = 0xbc02, [PWRAP_DEW_EVENT_SRC_EN] = 0xbc04, [PWRAP_DEW_EVENT_SRC] = 0xbc06, [PWRAP_DEW_EVENT_FLAG] = 0xbc08, [PWRAP_DEW_READ_TEST] = 0xbc0a, [PWRAP_DEW_WRITE_TEST] = 0xbc0c, [PWRAP_DEW_CRC_EN] = 0xbc0e, [PWRAP_DEW_CRC_VAL] = 0xbc10, [PWRAP_DEW_MON_GRP_SEL] = 0xbc12, [PWRAP_DEW_MON_FLAG_SEL] = 0xbc14, [PWRAP_DEW_EVENT_TEST] = 0xbc16, [PWRAP_DEW_CIPHER_KEY_SEL] = 0xbc18, [PWRAP_DEW_CIPHER_IV_SEL] = 0xbc1a, [PWRAP_DEW_CIPHER_LOAD] = 0xbc1c, [PWRAP_DEW_CIPHER_START] = 0xbc1e, [PWRAP_DEW_CIPHER_RDY] = 0xbc20, [PWRAP_DEW_CIPHER_MODE] = 0xbc22, [PWRAP_DEW_CIPHER_SWRST] = 0xbc24, }; enum pwrap_regs { PWRAP_MUX_SEL, PWRAP_WRAP_EN, PWRAP_DIO_EN, PWRAP_SIDLY, PWRAP_CSHEXT_WRITE, PWRAP_CSHEXT_READ, PWRAP_CSLEXT_START, PWRAP_CSLEXT_END, PWRAP_STAUPD_PRD, PWRAP_STAUPD_GRPEN, PWRAP_STAUPD_MAN_TRIG, PWRAP_STAUPD_STA, PWRAP_WRAP_STA, PWRAP_HARB_INIT, PWRAP_HARB_HPRIO, PWRAP_HIPRIO_ARB_EN, PWRAP_HARB_STA0, PWRAP_HARB_STA1, PWRAP_MAN_EN, PWRAP_MAN_CMD, PWRAP_MAN_RDATA, PWRAP_MAN_VLDCLR, PWRAP_WACS0_EN, PWRAP_INIT_DONE0, PWRAP_WACS0_CMD, PWRAP_WACS0_RDATA, PWRAP_WACS0_VLDCLR, PWRAP_WACS1_EN, PWRAP_INIT_DONE1, PWRAP_WACS1_CMD, PWRAP_WACS1_RDATA, PWRAP_WACS1_VLDCLR, PWRAP_WACS2_EN, PWRAP_INIT_DONE2, PWRAP_WACS2_CMD, PWRAP_WACS2_RDATA, PWRAP_WACS2_VLDCLR, PWRAP_INT_EN, PWRAP_INT_FLG_RAW, PWRAP_INT_FLG, PWRAP_INT_CLR, PWRAP_SIG_ADR, PWRAP_SIG_MODE, PWRAP_SIG_VALUE, PWRAP_SIG_ERRVAL, PWRAP_CRC_EN, PWRAP_TIMER_EN, PWRAP_TIMER_STA, PWRAP_WDT_UNIT, PWRAP_WDT_SRC_EN, PWRAP_WDT_FLG, PWRAP_DEBUG_INT_SEL, PWRAP_CIPHER_KEY_SEL, PWRAP_CIPHER_IV_SEL, PWRAP_CIPHER_RDY, PWRAP_CIPHER_MODE, PWRAP_CIPHER_SWRST, PWRAP_DCM_EN, PWRAP_DCM_DBC_PRD, PWRAP_EINT_STA0_ADR, PWRAP_EINT_STA1_ADR, /* MT2701 only regs */ PWRAP_ADC_CMD_ADDR, PWRAP_PWRAP_ADC_CMD, PWRAP_ADC_RDY_ADDR, PWRAP_ADC_RDATA_ADDR1, PWRAP_ADC_RDATA_ADDR2, /* MT7622 only regs */ PWRAP_STA, PWRAP_CLR, PWRAP_DVFS_ADR8, PWRAP_DVFS_WDATA8, PWRAP_DVFS_ADR9, PWRAP_DVFS_WDATA9, PWRAP_DVFS_ADR10, PWRAP_DVFS_WDATA10, PWRAP_DVFS_ADR11, PWRAP_DVFS_WDATA11, PWRAP_DVFS_ADR12, PWRAP_DVFS_WDATA12, PWRAP_DVFS_ADR13, PWRAP_DVFS_WDATA13, PWRAP_DVFS_ADR14, PWRAP_DVFS_WDATA14, PWRAP_DVFS_ADR15, PWRAP_DVFS_WDATA15, PWRAP_EXT_CK, PWRAP_ADC_RDATA_ADDR, PWRAP_GPS_STA, PWRAP_SW_RST, PWRAP_DVFS_STEP_CTRL0, PWRAP_DVFS_STEP_CTRL1, PWRAP_DVFS_STEP_CTRL2, PWRAP_SPI2_CTRL, /* MT8135 only regs */ PWRAP_CSHEXT, PWRAP_EVENT_IN_EN, PWRAP_EVENT_DST_EN, PWRAP_RRARB_INIT, PWRAP_RRARB_EN, PWRAP_RRARB_STA0, PWRAP_RRARB_STA1, PWRAP_EVENT_STA, PWRAP_EVENT_STACLR, PWRAP_CIPHER_LOAD, PWRAP_CIPHER_START, /* MT8173 only regs */ PWRAP_RDDMY, PWRAP_SI_CK_CON, PWRAP_DVFS_ADR0, PWRAP_DVFS_WDATA0, PWRAP_DVFS_ADR1, PWRAP_DVFS_WDATA1, PWRAP_DVFS_ADR2, PWRAP_DVFS_WDATA2, PWRAP_DVFS_ADR3, PWRAP_DVFS_WDATA3, PWRAP_DVFS_ADR4, PWRAP_DVFS_WDATA4, PWRAP_DVFS_ADR5, PWRAP_DVFS_WDATA5, PWRAP_DVFS_ADR6, PWRAP_DVFS_WDATA6, PWRAP_DVFS_ADR7, PWRAP_DVFS_WDATA7, PWRAP_SPMINF_STA, PWRAP_CIPHER_EN, /* MT8183 only regs */ PWRAP_SI_SAMPLE_CTRL, PWRAP_CSLEXT_WRITE, PWRAP_CSLEXT_READ, PWRAP_EXT_CK_WRITE, PWRAP_STAUPD_CTRL, PWRAP_WACS_P2P_EN, PWRAP_INIT_DONE_P2P, PWRAP_WACS_MD32_EN, PWRAP_INIT_DONE_MD32, PWRAP_INT1_EN, PWRAP_INT1_FLG, PWRAP_INT1_CLR, PWRAP_WDT_SRC_EN_1, PWRAP_INT_GPS_AUXADC_CMD_ADDR, PWRAP_INT_GPS_AUXADC_CMD, PWRAP_INT_GPS_AUXADC_RDATA_ADDR, PWRAP_EXT_GPS_AUXADC_RDATA_ADDR, PWRAP_GPSINF_0_STA, PWRAP_GPSINF_1_STA, }; static int mt2701_regs[] = { [PWRAP_MUX_SEL] = 0x0, [PWRAP_WRAP_EN] = 0x4, [PWRAP_DIO_EN] = 0x8, [PWRAP_SIDLY] = 0xc, [PWRAP_RDDMY] = 0x18, [PWRAP_SI_CK_CON] = 0x1c, [PWRAP_CSHEXT_WRITE] = 0x20, [PWRAP_CSHEXT_READ] = 0x24, [PWRAP_CSLEXT_START] = 0x28, [PWRAP_CSLEXT_END] = 0x2c, [PWRAP_STAUPD_PRD] = 0x30, [PWRAP_STAUPD_GRPEN] = 0x34, [PWRAP_STAUPD_MAN_TRIG] = 0x38, [PWRAP_STAUPD_STA] = 0x3c, [PWRAP_WRAP_STA] = 0x44, [PWRAP_HARB_INIT] = 0x48, [PWRAP_HARB_HPRIO] = 0x4c, [PWRAP_HIPRIO_ARB_EN] = 0x50, [PWRAP_HARB_STA0] = 0x54, [PWRAP_HARB_STA1] = 0x58, [PWRAP_MAN_EN] = 0x5c, [PWRAP_MAN_CMD] = 0x60, [PWRAP_MAN_RDATA] = 0x64, [PWRAP_MAN_VLDCLR] = 0x68, [PWRAP_WACS0_EN] = 0x6c, [PWRAP_INIT_DONE0] = 0x70, [PWRAP_WACS0_CMD] = 0x74, [PWRAP_WACS0_RDATA] = 0x78, [PWRAP_WACS0_VLDCLR] = 0x7c, [PWRAP_WACS1_EN] = 0x80, [PWRAP_INIT_DONE1] = 0x84, [PWRAP_WACS1_CMD] = 0x88, [PWRAP_WACS1_RDATA] = 0x8c, [PWRAP_WACS1_VLDCLR] = 0x90, [PWRAP_WACS2_EN] = 0x94, [PWRAP_INIT_DONE2] = 0x98, [PWRAP_WACS2_CMD] = 0x9c, [PWRAP_WACS2_RDATA] = 0xa0, [PWRAP_WACS2_VLDCLR] = 0xa4, [PWRAP_INT_EN] = 0xa8, [PWRAP_INT_FLG_RAW] = 0xac, [PWRAP_INT_FLG] = 0xb0, [PWRAP_INT_CLR] = 0xb4, [PWRAP_SIG_ADR] = 0xb8, [PWRAP_SIG_MODE] = 0xbc, [PWRAP_SIG_VALUE] = 0xc0, [PWRAP_SIG_ERRVAL] = 0xc4, [PWRAP_CRC_EN] = 0xc8, [PWRAP_TIMER_EN] = 0xcc, [PWRAP_TIMER_STA] = 0xd0, [PWRAP_WDT_UNIT] = 0xd4, [PWRAP_WDT_SRC_EN] = 0xd8, [PWRAP_WDT_FLG] = 0xdc, [PWRAP_DEBUG_INT_SEL] = 0xe0, [PWRAP_DVFS_ADR0] = 0xe4, [PWRAP_DVFS_WDATA0] = 0xe8, [PWRAP_DVFS_ADR1] = 0xec, [PWRAP_DVFS_WDATA1] = 0xf0, [PWRAP_DVFS_ADR2] = 0xf4, [PWRAP_DVFS_WDATA2] = 0xf8, [PWRAP_DVFS_ADR3] = 0xfc, [PWRAP_DVFS_WDATA3] = 0x100, [PWRAP_DVFS_ADR4] = 0x104, [PWRAP_DVFS_WDATA4] = 0x108, [PWRAP_DVFS_ADR5] = 0x10c, [PWRAP_DVFS_WDATA5] = 0x110, [PWRAP_DVFS_ADR6] = 0x114, [PWRAP_DVFS_WDATA6] = 0x118, [PWRAP_DVFS_ADR7] = 0x11c, [PWRAP_DVFS_WDATA7] = 0x120, [PWRAP_CIPHER_KEY_SEL] = 0x124, [PWRAP_CIPHER_IV_SEL] = 0x128, [PWRAP_CIPHER_EN] = 0x12c, [PWRAP_CIPHER_RDY] = 0x130, [PWRAP_CIPHER_MODE] = 0x134, [PWRAP_CIPHER_SWRST] = 0x138, [PWRAP_DCM_EN] = 0x13c, [PWRAP_DCM_DBC_PRD] = 0x140, [PWRAP_ADC_CMD_ADDR] = 0x144, [PWRAP_PWRAP_ADC_CMD] = 0x148, [PWRAP_ADC_RDY_ADDR] = 0x14c, [PWRAP_ADC_RDATA_ADDR1] = 0x150, [PWRAP_ADC_RDATA_ADDR2] = 0x154, }; static int mt6765_regs[] = { [PWRAP_MUX_SEL] = 0x0, [PWRAP_WRAP_EN] = 0x4, [PWRAP_DIO_EN] = 0x8, [PWRAP_RDDMY] = 0x20, [PWRAP_CSHEXT_WRITE] = 0x24, [PWRAP_CSHEXT_READ] = 0x28, [PWRAP_CSLEXT_START] = 0x2C, [PWRAP_CSLEXT_END] = 0x30, [PWRAP_STAUPD_PRD] = 0x3C, [PWRAP_HARB_HPRIO] = 0x68, [PWRAP_HIPRIO_ARB_EN] = 0x6C, [PWRAP_MAN_EN] = 0x7C, [PWRAP_MAN_CMD] = 0x80, [PWRAP_WACS0_EN] = 0x8C, [PWRAP_WACS1_EN] = 0x94, [PWRAP_WACS2_EN] = 0x9C, [PWRAP_INIT_DONE2] = 0xA0, [PWRAP_WACS2_CMD] = 0xC20, [PWRAP_WACS2_RDATA] = 0xC24, [PWRAP_WACS2_VLDCLR] = 0xC28, [PWRAP_INT_EN] = 0xB4, [PWRAP_INT_FLG_RAW] = 0xB8, [PWRAP_INT_FLG] = 0xBC, [PWRAP_INT_CLR] = 0xC0, [PWRAP_TIMER_EN] = 0xE8, [PWRAP_WDT_UNIT] = 0xF0, [PWRAP_WDT_SRC_EN] = 0xF4, [PWRAP_DCM_EN] = 0x1DC, [PWRAP_DCM_DBC_PRD] = 0x1E0, }; static int mt6797_regs[] = { [PWRAP_MUX_SEL] = 0x0, [PWRAP_WRAP_EN] = 0x4, [PWRAP_DIO_EN] = 0x8, [PWRAP_SIDLY] = 0xC, [PWRAP_RDDMY] = 0x10, [PWRAP_CSHEXT_WRITE] = 0x18, [PWRAP_CSHEXT_READ] = 0x1C, [PWRAP_CSLEXT_START] = 0x20, [PWRAP_CSLEXT_END] = 0x24, [PWRAP_STAUPD_PRD] = 0x28, [PWRAP_HARB_HPRIO] = 0x50, [PWRAP_HIPRIO_ARB_EN] = 0x54, [PWRAP_MAN_EN] = 0x60, [PWRAP_MAN_CMD] = 0x64, [PWRAP_WACS0_EN] = 0x70, [PWRAP_WACS1_EN] = 0x84, [PWRAP_WACS2_EN] = 0x98, [PWRAP_INIT_DONE2] = 0x9C, [PWRAP_WACS2_CMD] = 0xA0, [PWRAP_WACS2_RDATA] = 0xA4, [PWRAP_WACS2_VLDCLR] = 0xA8, [PWRAP_INT_EN] = 0xC0, [PWRAP_INT_FLG_RAW] = 0xC4, [PWRAP_INT_FLG] = 0xC8, [PWRAP_INT_CLR] = 0xCC, [PWRAP_TIMER_EN] = 0xF4, [PWRAP_WDT_UNIT] = 0xFC, [PWRAP_WDT_SRC_EN] = 0x100, [PWRAP_DCM_EN] = 0x1CC, [PWRAP_DCM_DBC_PRD] = 0x1D4, }; static int mt7622_regs[] = { [PWRAP_MUX_SEL] = 0x0, [PWRAP_WRAP_EN] = 0x4, [PWRAP_DIO_EN] = 0x8, [PWRAP_SIDLY] = 0xC, [PWRAP_RDDMY] = 0x10, [PWRAP_SI_CK_CON] = 0x14, [PWRAP_CSHEXT_WRITE] = 0x18, [PWRAP_CSHEXT_READ] = 0x1C, [PWRAP_CSLEXT_START] = 0x20, [PWRAP_CSLEXT_END] = 0x24, [PWRAP_STAUPD_PRD] = 0x28, [PWRAP_STAUPD_GRPEN] = 0x2C, [PWRAP_EINT_STA0_ADR] = 0x30, [PWRAP_EINT_STA1_ADR] = 0x34, [PWRAP_STA] = 0x38, [PWRAP_CLR] = 0x3C, [PWRAP_STAUPD_MAN_TRIG] = 0x40, [PWRAP_STAUPD_STA] = 0x44, [PWRAP_WRAP_STA] = 0x48, [PWRAP_HARB_INIT] = 0x4C, [PWRAP_HARB_HPRIO] = 0x50, [PWRAP_HIPRIO_ARB_EN] = 0x54, [PWRAP_HARB_STA0] = 0x58, [PWRAP_HARB_STA1] = 0x5C, [PWRAP_MAN_EN] = 0x60, [PWRAP_MAN_CMD] = 0x64, [PWRAP_MAN_RDATA] = 0x68, [PWRAP_MAN_VLDCLR] = 0x6C, [PWRAP_WACS0_EN] = 0x70, [PWRAP_INIT_DONE0] = 0x74, [PWRAP_WACS0_CMD] = 0x78, [PWRAP_WACS0_RDATA] = 0x7C, [PWRAP_WACS0_VLDCLR] = 0x80, [PWRAP_WACS1_EN] = 0x84, [PWRAP_INIT_DONE1] = 0x88, [PWRAP_WACS1_CMD] = 0x8C, [PWRAP_WACS1_RDATA] = 0x90, [PWRAP_WACS1_VLDCLR] = 0x94, [PWRAP_WACS2_EN] = 0x98, [PWRAP_INIT_DONE2] = 0x9C, [PWRAP_WACS2_CMD] = 0xA0, [PWRAP_WACS2_RDATA] = 0xA4, [PWRAP_WACS2_VLDCLR] = 0xA8, [PWRAP_INT_EN] = 0xAC, [PWRAP_INT_FLG_RAW] = 0xB0, [PWRAP_INT_FLG] = 0xB4, [PWRAP_INT_CLR] = 0xB8, [PWRAP_SIG_ADR] = 0xBC, [PWRAP_SIG_MODE] = 0xC0, [PWRAP_SIG_VALUE] = 0xC4, [PWRAP_SIG_ERRVAL] = 0xC8, [PWRAP_CRC_EN] = 0xCC, [PWRAP_TIMER_EN] = 0xD0, [PWRAP_TIMER_STA] = 0xD4, [PWRAP_WDT_UNIT] = 0xD8, [PWRAP_WDT_SRC_EN] = 0xDC, [PWRAP_WDT_FLG] = 0xE0, [PWRAP_DEBUG_INT_SEL] = 0xE4, [PWRAP_DVFS_ADR0] = 0xE8, [PWRAP_DVFS_WDATA0] = 0xEC, [PWRAP_DVFS_ADR1] = 0xF0, [PWRAP_DVFS_WDATA1] = 0xF4, [PWRAP_DVFS_ADR2] = 0xF8, [PWRAP_DVFS_WDATA2] = 0xFC, [PWRAP_DVFS_ADR3] = 0x100, [PWRAP_DVFS_WDATA3] = 0x104, [PWRAP_DVFS_ADR4] = 0x108, [PWRAP_DVFS_WDATA4] = 0x10C, [PWRAP_DVFS_ADR5] = 0x110, [PWRAP_DVFS_WDATA5] = 0x114, [PWRAP_DVFS_ADR6] = 0x118, [PWRAP_DVFS_WDATA6] = 0x11C, [PWRAP_DVFS_ADR7] = 0x120, [PWRAP_DVFS_WDATA7] = 0x124, [PWRAP_DVFS_ADR8] = 0x128, [PWRAP_DVFS_WDATA8] = 0x12C, [PWRAP_DVFS_ADR9] = 0x130, [PWRAP_DVFS_WDATA9] = 0x134, [PWRAP_DVFS_ADR10] = 0x138, [PWRAP_DVFS_WDATA10] = 0x13C, [PWRAP_DVFS_ADR11] = 0x140, [PWRAP_DVFS_WDATA11] = 0x144, [PWRAP_DVFS_ADR12] = 0x148, [PWRAP_DVFS_WDATA12] = 0x14C, [PWRAP_DVFS_ADR13] = 0x150, [PWRAP_DVFS_WDATA13] = 0x154, [PWRAP_DVFS_ADR14] = 0x158, [PWRAP_DVFS_WDATA14] = 0x15C, [PWRAP_DVFS_ADR15] = 0x160, [PWRAP_DVFS_WDATA15] = 0x164, [PWRAP_SPMINF_STA] = 0x168, [PWRAP_CIPHER_KEY_SEL] = 0x16C, [PWRAP_CIPHER_IV_SEL] = 0x170, [PWRAP_CIPHER_EN] = 0x174, [PWRAP_CIPHER_RDY] = 0x178, [PWRAP_CIPHER_MODE] = 0x17C, [PWRAP_CIPHER_SWRST] = 0x180, [PWRAP_DCM_EN] = 0x184, [PWRAP_DCM_DBC_PRD] = 0x188, [PWRAP_EXT_CK] = 0x18C, [PWRAP_ADC_CMD_ADDR] = 0x190, [PWRAP_PWRAP_ADC_CMD] = 0x194, [PWRAP_ADC_RDATA_ADDR] = 0x198, [PWRAP_GPS_STA] = 0x19C, [PWRAP_SW_RST] = 0x1A0, [PWRAP_DVFS_STEP_CTRL0] = 0x238, [PWRAP_DVFS_STEP_CTRL1] = 0x23C, [PWRAP_DVFS_STEP_CTRL2] = 0x240, [PWRAP_SPI2_CTRL] = 0x244, }; static int mt8135_regs[] = { [PWRAP_MUX_SEL] = 0x0, [PWRAP_WRAP_EN] = 0x4, [PWRAP_DIO_EN] = 0x8, [PWRAP_SIDLY] = 0xc, [PWRAP_CSHEXT] = 0x10, [PWRAP_CSHEXT_WRITE] = 0x14, [PWRAP_CSHEXT_READ] = 0x18, [PWRAP_CSLEXT_START] = 0x1c, [PWRAP_CSLEXT_END] = 0x20, [PWRAP_STAUPD_PRD] = 0x24, [PWRAP_STAUPD_GRPEN] = 0x28, [PWRAP_STAUPD_MAN_TRIG] = 0x2c, [PWRAP_STAUPD_STA] = 0x30, [PWRAP_EVENT_IN_EN] = 0x34, [PWRAP_EVENT_DST_EN] = 0x38, [PWRAP_WRAP_STA] = 0x3c, [PWRAP_RRARB_INIT] = 0x40, [PWRAP_RRARB_EN] = 0x44, [PWRAP_RRARB_STA0] = 0x48, [PWRAP_RRARB_STA1] = 0x4c, [PWRAP_HARB_INIT] = 0x50, [PWRAP_HARB_HPRIO] = 0x54, [PWRAP_HIPRIO_ARB_EN] = 0x58, [PWRAP_HARB_STA0] = 0x5c, [PWRAP_HARB_STA1] = 0x60, [PWRAP_MAN_EN] = 0x64, [PWRAP_MAN_CMD] = 0x68, [PWRAP_MAN_RDATA] = 0x6c, [PWRAP_MAN_VLDCLR] = 0x70, [PWRAP_WACS0_EN] = 0x74, [PWRAP_INIT_DONE0] = 0x78, [PWRAP_WACS0_CMD] = 0x7c, [PWRAP_WACS0_RDATA] = 0x80, [PWRAP_WACS0_VLDCLR] = 0x84, [PWRAP_WACS1_EN] = 0x88, [PWRAP_INIT_DONE1] = 0x8c, [PWRAP_WACS1_CMD] = 0x90, [PWRAP_WACS1_RDATA] = 0x94, [PWRAP_WACS1_VLDCLR] = 0x98, [PWRAP_WACS2_EN] = 0x9c, [PWRAP_INIT_DONE2] = 0xa0, [PWRAP_WACS2_CMD] = 0xa4, [PWRAP_WACS2_RDATA] = 0xa8, [PWRAP_WACS2_VLDCLR] = 0xac, [PWRAP_INT_EN] = 0xb0, [PWRAP_INT_FLG_RAW] = 0xb4, [PWRAP_INT_FLG] = 0xb8, [PWRAP_INT_CLR] = 0xbc, [PWRAP_SIG_ADR] = 0xc0, [PWRAP_SIG_MODE] = 0xc4, [PWRAP_SIG_VALUE] = 0xc8, [PWRAP_SIG_ERRVAL] = 0xcc, [PWRAP_CRC_EN] = 0xd0, [PWRAP_EVENT_STA] = 0xd4, [PWRAP_EVENT_STACLR] = 0xd8, [PWRAP_TIMER_EN] = 0xdc, [PWRAP_TIMER_STA] = 0xe0, [PWRAP_WDT_UNIT] = 0xe4, [PWRAP_WDT_SRC_EN] = 0xe8, [PWRAP_WDT_FLG] = 0xec, [PWRAP_DEBUG_INT_SEL] = 0xf0, [PWRAP_CIPHER_KEY_SEL] = 0x134, [PWRAP_CIPHER_IV_SEL] = 0x138, [PWRAP_CIPHER_LOAD] = 0x13c, [PWRAP_CIPHER_START] = 0x140, [PWRAP_CIPHER_RDY] = 0x144, [PWRAP_CIPHER_MODE] = 0x148, [PWRAP_CIPHER_SWRST] = 0x14c, [PWRAP_DCM_EN] = 0x15c, [PWRAP_DCM_DBC_PRD] = 0x160, }; static int mt8173_regs[] = { [PWRAP_MUX_SEL] = 0x0, [PWRAP_WRAP_EN] = 0x4, [PWRAP_DIO_EN] = 0x8, [PWRAP_SIDLY] = 0xc, [PWRAP_RDDMY] = 0x10, [PWRAP_SI_CK_CON] = 0x14, [PWRAP_CSHEXT_WRITE] = 0x18, [PWRAP_CSHEXT_READ] = 0x1c, [PWRAP_CSLEXT_START] = 0x20, [PWRAP_CSLEXT_END] = 0x24, [PWRAP_STAUPD_PRD] = 0x28, [PWRAP_STAUPD_GRPEN] = 0x2c, [PWRAP_STAUPD_MAN_TRIG] = 0x40, [PWRAP_STAUPD_STA] = 0x44, [PWRAP_WRAP_STA] = 0x48, [PWRAP_HARB_INIT] = 0x4c, [PWRAP_HARB_HPRIO] = 0x50, [PWRAP_HIPRIO_ARB_EN] = 0x54, [PWRAP_HARB_STA0] = 0x58, [PWRAP_HARB_STA1] = 0x5c, [PWRAP_MAN_EN] = 0x60, [PWRAP_MAN_CMD] = 0x64, [PWRAP_MAN_RDATA] = 0x68, [PWRAP_MAN_VLDCLR] = 0x6c, [PWRAP_WACS0_EN] = 0x70, [PWRAP_INIT_DONE0] = 0x74, [PWRAP_WACS0_CMD] = 0x78, [PWRAP_WACS0_RDATA] = 0x7c, [PWRAP_WACS0_VLDCLR] = 0x80, [PWRAP_WACS1_EN] = 0x84, [PWRAP_INIT_DONE1] = 0x88, [PWRAP_WACS1_CMD] = 0x8c, [PWRAP_WACS1_RDATA] = 0x90, [PWRAP_WACS1_VLDCLR] = 0x94, [PWRAP_WACS2_EN] = 0x98, [PWRAP_INIT_DONE2] = 0x9c, [PWRAP_WACS2_CMD] = 0xa0, [PWRAP_WACS2_RDATA] = 0xa4, [PWRAP_WACS2_VLDCLR] = 0xa8, [PWRAP_INT_EN] = 0xac, [PWRAP_INT_FLG_RAW] = 0xb0, [PWRAP_INT_FLG] = 0xb4, [PWRAP_INT_CLR] = 0xb8, [PWRAP_SIG_ADR] = 0xbc, [PWRAP_SIG_MODE] = 0xc0, [PWRAP_SIG_VALUE] = 0xc4, [PWRAP_SIG_ERRVAL] = 0xc8, [PWRAP_CRC_EN] = 0xcc, [PWRAP_TIMER_EN] = 0xd0, [PWRAP_TIMER_STA] = 0xd4, [PWRAP_WDT_UNIT] = 0xd8, [PWRAP_WDT_SRC_EN] = 0xdc, [PWRAP_WDT_FLG] = 0xe0, [PWRAP_DEBUG_INT_SEL] = 0xe4, [PWRAP_DVFS_ADR0] = 0xe8, [PWRAP_DVFS_WDATA0] = 0xec, [PWRAP_DVFS_ADR1] = 0xf0, [PWRAP_DVFS_WDATA1] = 0xf4, [PWRAP_DVFS_ADR2] = 0xf8, [PWRAP_DVFS_WDATA2] = 0xfc, [PWRAP_DVFS_ADR3] = 0x100, [PWRAP_DVFS_WDATA3] = 0x104, [PWRAP_DVFS_ADR4] = 0x108, [PWRAP_DVFS_WDATA4] = 0x10c, [PWRAP_DVFS_ADR5] = 0x110, [PWRAP_DVFS_WDATA5] = 0x114, [PWRAP_DVFS_ADR6] = 0x118, [PWRAP_DVFS_WDATA6] = 0x11c, [PWRAP_DVFS_ADR7] = 0x120, [PWRAP_DVFS_WDATA7] = 0x124, [PWRAP_SPMINF_STA] = 0x128, [PWRAP_CIPHER_KEY_SEL] = 0x12c, [PWRAP_CIPHER_IV_SEL] = 0x130, [PWRAP_CIPHER_EN] = 0x134, [PWRAP_CIPHER_RDY] = 0x138, [PWRAP_CIPHER_MODE] = 0x13c, [PWRAP_CIPHER_SWRST] = 0x140, [PWRAP_DCM_EN] = 0x144, [PWRAP_DCM_DBC_PRD] = 0x148, }; static int mt8183_regs[] = { [PWRAP_MUX_SEL] = 0x0, [PWRAP_WRAP_EN] = 0x4, [PWRAP_DIO_EN] = 0x8, [PWRAP_SI_SAMPLE_CTRL] = 0xC, [PWRAP_RDDMY] = 0x14, [PWRAP_CSHEXT_WRITE] = 0x18, [PWRAP_CSHEXT_READ] = 0x1C, [PWRAP_CSLEXT_WRITE] = 0x20, [PWRAP_CSLEXT_READ] = 0x24, [PWRAP_EXT_CK_WRITE] = 0x28, [PWRAP_STAUPD_CTRL] = 0x30, [PWRAP_STAUPD_GRPEN] = 0x34, [PWRAP_EINT_STA0_ADR] = 0x38, [PWRAP_HARB_HPRIO] = 0x5C, [PWRAP_HIPRIO_ARB_EN] = 0x60, [PWRAP_MAN_EN] = 0x70, [PWRAP_MAN_CMD] = 0x74, [PWRAP_WACS0_EN] = 0x80, [PWRAP_INIT_DONE0] = 0x84, [PWRAP_WACS1_EN] = 0x88, [PWRAP_INIT_DONE1] = 0x8C, [PWRAP_WACS2_EN] = 0x90, [PWRAP_INIT_DONE2] = 0x94, [PWRAP_WACS_P2P_EN] = 0xA0, [PWRAP_INIT_DONE_P2P] = 0xA4, [PWRAP_WACS_MD32_EN] = 0xA8, [PWRAP_INIT_DONE_MD32] = 0xAC, [PWRAP_INT_EN] = 0xB0, [PWRAP_INT_FLG] = 0xB8, [PWRAP_INT_CLR] = 0xBC, [PWRAP_INT1_EN] = 0xC0, [PWRAP_INT1_FLG] = 0xC8, [PWRAP_INT1_CLR] = 0xCC, [PWRAP_SIG_ADR] = 0xD0, [PWRAP_CRC_EN] = 0xE0, [PWRAP_TIMER_EN] = 0xE4, [PWRAP_WDT_UNIT] = 0xEC, [PWRAP_WDT_SRC_EN] = 0xF0, [PWRAP_WDT_SRC_EN_1] = 0xF4, [PWRAP_INT_GPS_AUXADC_CMD_ADDR] = 0x1DC, [PWRAP_INT_GPS_AUXADC_CMD] = 0x1E0, [PWRAP_INT_GPS_AUXADC_RDATA_ADDR] = 0x1E4, [PWRAP_EXT_GPS_AUXADC_RDATA_ADDR] = 0x1E8, [PWRAP_GPSINF_0_STA] = 0x1EC, [PWRAP_GPSINF_1_STA] = 0x1F0, [PWRAP_WACS2_CMD] = 0xC20, [PWRAP_WACS2_RDATA] = 0xC24, [PWRAP_WACS2_VLDCLR] = 0xC28, }; enum pmic_type { PMIC_MT6323, PMIC_MT6351, PMIC_MT6357, PMIC_MT6358, PMIC_MT6380, PMIC_MT6397, }; enum pwrap_type { PWRAP_MT2701, PWRAP_MT6765, PWRAP_MT6797, PWRAP_MT7622, PWRAP_MT8135, PWRAP_MT8173, PWRAP_MT8183, }; struct pmic_wrapper; struct pwrap_slv_type { const u32 *dew_regs; enum pmic_type type; const struct regmap_config *regmap; /* Flags indicating the capability for the target slave */ u32 caps; /* * pwrap operations are highly associated with the PMIC types, * so the pointers added increases flexibility allowing determination * which type is used by the detection through device tree. */ int (*pwrap_read)(struct pmic_wrapper *wrp, u32 adr, u32 *rdata); int (*pwrap_write)(struct pmic_wrapper *wrp, u32 adr, u32 wdata); }; struct pmic_wrapper { struct device *dev; void __iomem *base; struct regmap *regmap; const struct pmic_wrapper_type *master; const struct pwrap_slv_type *slave; struct clk *clk_spi; struct clk *clk_wrap; struct reset_control *rstc; struct reset_control *rstc_bridge; void __iomem *bridge_base; }; struct pmic_wrapper_type { int *regs; enum pwrap_type type; u32 arb_en_all; u32 int_en_all; u32 int1_en_all; u32 spi_w; u32 wdt_src; /* Flags indicating the capability for the target pwrap */ u32 caps; int (*init_reg_clock)(struct pmic_wrapper *wrp); int (*init_soc_specific)(struct pmic_wrapper *wrp); }; static u32 pwrap_readl(struct pmic_wrapper *wrp, enum pwrap_regs reg) { return readl(wrp->base + wrp->master->regs[reg]); } static void pwrap_writel(struct pmic_wrapper *wrp, u32 val, enum pwrap_regs reg) { writel(val, wrp->base + wrp->master->regs[reg]); } static bool pwrap_is_fsm_idle(struct pmic_wrapper *wrp) { u32 val = pwrap_readl(wrp, PWRAP_WACS2_RDATA); return PWRAP_GET_WACS_FSM(val) == PWRAP_WACS_FSM_IDLE; } static bool pwrap_is_fsm_vldclr(struct pmic_wrapper *wrp) { u32 val = pwrap_readl(wrp, PWRAP_WACS2_RDATA); return PWRAP_GET_WACS_FSM(val) == PWRAP_WACS_FSM_WFVLDCLR; } /* * Timeout issue sometimes caused by the last read command * failed because pmic wrap could not got the FSM_VLDCLR * in time after finishing WACS2_CMD. It made state machine * still on FSM_VLDCLR and timeout next time. * Check the status of FSM and clear the vldclr to recovery the * error. */ static inline void pwrap_leave_fsm_vldclr(struct pmic_wrapper *wrp) { if (pwrap_is_fsm_vldclr(wrp)) pwrap_writel(wrp, 1, PWRAP_WACS2_VLDCLR); } static bool pwrap_is_sync_idle(struct pmic_wrapper *wrp) { return pwrap_readl(wrp, PWRAP_WACS2_RDATA) & PWRAP_STATE_SYNC_IDLE0; } static bool pwrap_is_fsm_idle_and_sync_idle(struct pmic_wrapper *wrp) { u32 val = pwrap_readl(wrp, PWRAP_WACS2_RDATA); return (PWRAP_GET_WACS_FSM(val) == PWRAP_WACS_FSM_IDLE) && (val & PWRAP_STATE_SYNC_IDLE0); } static int pwrap_wait_for_state(struct pmic_wrapper *wrp, bool (*fp)(struct pmic_wrapper *)) { unsigned long timeout; timeout = jiffies + usecs_to_jiffies(10000); do { if (time_after(jiffies, timeout)) return fp(wrp) ? 0 : -ETIMEDOUT; if (fp(wrp)) return 0; } while (1); } static int pwrap_read16(struct pmic_wrapper *wrp, u32 adr, u32 *rdata) { int ret; ret = pwrap_wait_for_state(wrp, pwrap_is_fsm_idle); if (ret) { pwrap_leave_fsm_vldclr(wrp); return ret; } pwrap_writel(wrp, (adr >> 1) << 16, PWRAP_WACS2_CMD); ret = pwrap_wait_for_state(wrp, pwrap_is_fsm_vldclr); if (ret) return ret; *rdata = PWRAP_GET_WACS_RDATA(pwrap_readl(wrp, PWRAP_WACS2_RDATA)); pwrap_writel(wrp, 1, PWRAP_WACS2_VLDCLR); return 0; } static int pwrap_read32(struct pmic_wrapper *wrp, u32 adr, u32 *rdata) { int ret, msb; *rdata = 0; for (msb = 0; msb < 2; msb++) { ret = pwrap_wait_for_state(wrp, pwrap_is_fsm_idle); if (ret) { pwrap_leave_fsm_vldclr(wrp); return ret; } pwrap_writel(wrp, ((msb << 30) | (adr << 16)), PWRAP_WACS2_CMD); ret = pwrap_wait_for_state(wrp, pwrap_is_fsm_vldclr); if (ret) return ret; *rdata += (PWRAP_GET_WACS_RDATA(pwrap_readl(wrp, PWRAP_WACS2_RDATA)) << (16 * msb)); pwrap_writel(wrp, 1, PWRAP_WACS2_VLDCLR); } return 0; } static int pwrap_read(struct pmic_wrapper *wrp, u32 adr, u32 *rdata) { return wrp->slave->pwrap_read(wrp, adr, rdata); } static int pwrap_write16(struct pmic_wrapper *wrp, u32 adr, u32 wdata) { int ret; ret = pwrap_wait_for_state(wrp, pwrap_is_fsm_idle); if (ret) { pwrap_leave_fsm_vldclr(wrp); return ret; } pwrap_writel(wrp, (1 << 31) | ((adr >> 1) << 16) | wdata, PWRAP_WACS2_CMD); return 0; } static int pwrap_write32(struct pmic_wrapper *wrp, u32 adr, u32 wdata) { int ret, msb, rdata; for (msb = 0; msb < 2; msb++) { ret = pwrap_wait_for_state(wrp, pwrap_is_fsm_idle); if (ret) { pwrap_leave_fsm_vldclr(wrp); return ret; } pwrap_writel(wrp, (1 << 31) | (msb << 30) | (adr << 16) | ((wdata >> (msb * 16)) & 0xffff), PWRAP_WACS2_CMD); /* * The pwrap_read operation is the requirement of hardware used * for the synchronization between two successive 16-bit * pwrap_writel operations composing one 32-bit bus writing. * Otherwise, we'll find the result fails on the lower 16-bit * pwrap writing. */ if (!msb) pwrap_read(wrp, adr, &rdata); } return 0; } static int pwrap_write(struct pmic_wrapper *wrp, u32 adr, u32 wdata) { return wrp->slave->pwrap_write(wrp, adr, wdata); } static int pwrap_regmap_read(void *context, u32 adr, u32 *rdata) { return pwrap_read(context, adr, rdata); } static int pwrap_regmap_write(void *context, u32 adr, u32 wdata) { return pwrap_write(context, adr, wdata); } static int pwrap_reset_spislave(struct pmic_wrapper *wrp) { int ret, i; pwrap_writel(wrp, 0, PWRAP_HIPRIO_ARB_EN); pwrap_writel(wrp, 0, PWRAP_WRAP_EN); pwrap_writel(wrp, 1, PWRAP_MUX_SEL); pwrap_writel(wrp, 1, PWRAP_MAN_EN); pwrap_writel(wrp, 0, PWRAP_DIO_EN); pwrap_writel(wrp, wrp->master->spi_w | PWRAP_MAN_CMD_OP_CSL, PWRAP_MAN_CMD); pwrap_writel(wrp, wrp->master->spi_w | PWRAP_MAN_CMD_OP_OUTS, PWRAP_MAN_CMD); pwrap_writel(wrp, wrp->master->spi_w | PWRAP_MAN_CMD_OP_CSH, PWRAP_MAN_CMD); for (i = 0; i < 4; i++) pwrap_writel(wrp, wrp->master->spi_w | PWRAP_MAN_CMD_OP_OUTS, PWRAP_MAN_CMD); ret = pwrap_wait_for_state(wrp, pwrap_is_sync_idle); if (ret) { dev_err(wrp->dev, "%s fail, ret=%d\n", __func__, ret); return ret; } pwrap_writel(wrp, 0, PWRAP_MAN_EN); pwrap_writel(wrp, 0, PWRAP_MUX_SEL); return 0; } /* * pwrap_init_sidly - configure serial input delay * * This configures the serial input delay. We can configure 0, 2, 4 or 6ns * delay. Do a read test with all possible values and chose the best delay. */ static int pwrap_init_sidly(struct pmic_wrapper *wrp) { u32 rdata; u32 i; u32 pass = 0; signed char dly[16] = { -1, 0, 1, 0, 2, -1, 1, 1, 3, -1, -1, -1, 3, -1, 2, 1 }; for (i = 0; i < 4; i++) { pwrap_writel(wrp, i, PWRAP_SIDLY); pwrap_read(wrp, wrp->slave->dew_regs[PWRAP_DEW_READ_TEST], &rdata); if (rdata == PWRAP_DEW_READ_TEST_VAL) { dev_dbg(wrp->dev, "[Read Test] pass, SIDLY=%x\n", i); pass |= 1 << i; } } if (dly[pass] < 0) { dev_err(wrp->dev, "sidly pass range 0x%x not continuous\n", pass); return -EIO; } pwrap_writel(wrp, dly[pass], PWRAP_SIDLY); return 0; } static int pwrap_init_dual_io(struct pmic_wrapper *wrp) { int ret; u32 rdata; /* Enable dual IO mode */ pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_DIO_EN], 1); /* Check IDLE & INIT_DONE in advance */ ret = pwrap_wait_for_state(wrp, pwrap_is_fsm_idle_and_sync_idle); if (ret) { dev_err(wrp->dev, "%s fail, ret=%d\n", __func__, ret); return ret; } pwrap_writel(wrp, 1, PWRAP_DIO_EN); /* Read Test */ pwrap_read(wrp, wrp->slave->dew_regs[PWRAP_DEW_READ_TEST], &rdata); if (rdata != PWRAP_DEW_READ_TEST_VAL) { dev_err(wrp->dev, "Read failed on DIO mode: 0x%04x!=0x%04x\n", PWRAP_DEW_READ_TEST_VAL, rdata); return -EFAULT; } return 0; } /* * pwrap_init_chip_select_ext is used to configure CS extension time for each * phase during data transactions on the pwrap bus. */ static void pwrap_init_chip_select_ext(struct pmic_wrapper *wrp, u8 hext_write, u8 hext_read, u8 lext_start, u8 lext_end) { /* * After finishing a write and read transaction, extends CS high time * to be at least xT of BUS CLK as hext_write and hext_read specifies * respectively. */ pwrap_writel(wrp, hext_write, PWRAP_CSHEXT_WRITE); pwrap_writel(wrp, hext_read, PWRAP_CSHEXT_READ); /* * Extends CS low time after CSL and before CSH command to be at * least xT of BUS CLK as lext_start and lext_end specifies * respectively. */ pwrap_writel(wrp, lext_start, PWRAP_CSLEXT_START); pwrap_writel(wrp, lext_end, PWRAP_CSLEXT_END); } static int pwrap_common_init_reg_clock(struct pmic_wrapper *wrp) { switch (wrp->master->type) { case PWRAP_MT8173: pwrap_init_chip_select_ext(wrp, 0, 4, 2, 2); break; case PWRAP_MT8135: pwrap_writel(wrp, 0x4, PWRAP_CSHEXT); pwrap_init_chip_select_ext(wrp, 0, 4, 0, 0); break; default: break; } return 0; } static int pwrap_mt2701_init_reg_clock(struct pmic_wrapper *wrp) { switch (wrp->slave->type) { case PMIC_MT6397: pwrap_writel(wrp, 0xc, PWRAP_RDDMY); pwrap_init_chip_select_ext(wrp, 4, 0, 2, 2); break; case PMIC_MT6323: pwrap_writel(wrp, 0x8, PWRAP_RDDMY); pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_RDDMY_NO], 0x8); pwrap_init_chip_select_ext(wrp, 5, 0, 2, 2); break; default: break; } return 0; } static bool pwrap_is_cipher_ready(struct pmic_wrapper *wrp) { return pwrap_readl(wrp, PWRAP_CIPHER_RDY) & 1; } static bool pwrap_is_pmic_cipher_ready(struct pmic_wrapper *wrp) { u32 rdata; int ret; ret = pwrap_read(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_RDY], &rdata); if (ret) return false; return rdata == 1; } static int pwrap_init_cipher(struct pmic_wrapper *wrp) { int ret; u32 rdata; pwrap_writel(wrp, 0x1, PWRAP_CIPHER_SWRST); pwrap_writel(wrp, 0x0, PWRAP_CIPHER_SWRST); pwrap_writel(wrp, 0x1, PWRAP_CIPHER_KEY_SEL); pwrap_writel(wrp, 0x2, PWRAP_CIPHER_IV_SEL); switch (wrp->master->type) { case PWRAP_MT8135: pwrap_writel(wrp, 1, PWRAP_CIPHER_LOAD); pwrap_writel(wrp, 1, PWRAP_CIPHER_START); break; case PWRAP_MT2701: case PWRAP_MT6765: case PWRAP_MT6797: case PWRAP_MT8173: pwrap_writel(wrp, 1, PWRAP_CIPHER_EN); break; case PWRAP_MT7622: pwrap_writel(wrp, 0, PWRAP_CIPHER_EN); break; case PWRAP_MT8183: break; } /* Config cipher mode @PMIC */ pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_SWRST], 0x1); pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_SWRST], 0x0); pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_KEY_SEL], 0x1); pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_IV_SEL], 0x2); switch (wrp->slave->type) { case PMIC_MT6397: pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_LOAD], 0x1); pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_START], 0x1); break; case PMIC_MT6323: case PMIC_MT6351: case PMIC_MT6357: pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_EN], 0x1); break; default: break; } /* wait for cipher data ready@AP */ ret = pwrap_wait_for_state(wrp, pwrap_is_cipher_ready); if (ret) { dev_err(wrp->dev, "cipher data ready@AP fail, ret=%d\n", ret); return ret; } /* wait for cipher data ready@PMIC */ ret = pwrap_wait_for_state(wrp, pwrap_is_pmic_cipher_ready); if (ret) { dev_err(wrp->dev, "timeout waiting for cipher data ready@PMIC\n"); return ret; } /* wait for cipher mode idle */ pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_MODE], 0x1); ret = pwrap_wait_for_state(wrp, pwrap_is_fsm_idle_and_sync_idle); if (ret) { dev_err(wrp->dev, "cipher mode idle fail, ret=%d\n", ret); return ret; } pwrap_writel(wrp, 1, PWRAP_CIPHER_MODE); /* Write Test */ if (pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_WRITE_TEST], PWRAP_DEW_WRITE_TEST_VAL) || pwrap_read(wrp, wrp->slave->dew_regs[PWRAP_DEW_WRITE_TEST], &rdata) || (rdata != PWRAP_DEW_WRITE_TEST_VAL)) { dev_err(wrp->dev, "rdata=0x%04X\n", rdata); return -EFAULT; } return 0; } static int pwrap_init_security(struct pmic_wrapper *wrp) { int ret; /* Enable encryption */ ret = pwrap_init_cipher(wrp); if (ret) return ret; /* Signature checking - using CRC */ if (pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CRC_EN], 0x1)) return -EFAULT; pwrap_writel(wrp, 0x1, PWRAP_CRC_EN); pwrap_writel(wrp, 0x0, PWRAP_SIG_MODE); pwrap_writel(wrp, wrp->slave->dew_regs[PWRAP_DEW_CRC_VAL], PWRAP_SIG_ADR); pwrap_writel(wrp, wrp->master->arb_en_all, PWRAP_HIPRIO_ARB_EN); return 0; } static int pwrap_mt8135_init_soc_specific(struct pmic_wrapper *wrp) { /* enable pwrap events and pwrap bridge in AP side */ pwrap_writel(wrp, 0x1, PWRAP_EVENT_IN_EN); pwrap_writel(wrp, 0xffff, PWRAP_EVENT_DST_EN); writel(0x7f, wrp->bridge_base + PWRAP_MT8135_BRIDGE_IORD_ARB_EN); writel(0x1, wrp->bridge_base + PWRAP_MT8135_BRIDGE_WACS3_EN); writel(0x1, wrp->bridge_base + PWRAP_MT8135_BRIDGE_WACS4_EN); writel(0x1, wrp->bridge_base + PWRAP_MT8135_BRIDGE_WDT_UNIT); writel(0xffff, wrp->bridge_base + PWRAP_MT8135_BRIDGE_WDT_SRC_EN); writel(0x1, wrp->bridge_base + PWRAP_MT8135_BRIDGE_TIMER_EN); writel(0x7ff, wrp->bridge_base + PWRAP_MT8135_BRIDGE_INT_EN); /* enable PMIC event out and sources */ if (pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_EVENT_OUT_EN], 0x1) || pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_EVENT_SRC_EN], 0xffff)) { dev_err(wrp->dev, "enable dewrap fail\n"); return -EFAULT; } return 0; } static int pwrap_mt8173_init_soc_specific(struct pmic_wrapper *wrp) { /* PMIC_DEWRAP enables */ if (pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_EVENT_OUT_EN], 0x1) || pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_EVENT_SRC_EN], 0xffff)) { dev_err(wrp->dev, "enable dewrap fail\n"); return -EFAULT; } return 0; } static int pwrap_mt2701_init_soc_specific(struct pmic_wrapper *wrp) { /* GPS_INTF initialization */ switch (wrp->slave->type) { case PMIC_MT6323: pwrap_writel(wrp, 0x076c, PWRAP_ADC_CMD_ADDR); pwrap_writel(wrp, 0x8000, PWRAP_PWRAP_ADC_CMD); pwrap_writel(wrp, 0x072c, PWRAP_ADC_RDY_ADDR); pwrap_writel(wrp, 0x072e, PWRAP_ADC_RDATA_ADDR1); pwrap_writel(wrp, 0x0730, PWRAP_ADC_RDATA_ADDR2); break; default: break; } return 0; } static int pwrap_mt7622_init_soc_specific(struct pmic_wrapper *wrp) { pwrap_writel(wrp, 0, PWRAP_STAUPD_PRD); /* enable 2wire SPI master */ pwrap_writel(wrp, 0x8000000, PWRAP_SPI2_CTRL); return 0; } static int pwrap_mt8183_init_soc_specific(struct pmic_wrapper *wrp) { pwrap_writel(wrp, 0xf5, PWRAP_STAUPD_GRPEN); pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CRC_EN], 0x1); pwrap_writel(wrp, 1, PWRAP_CRC_EN); pwrap_writel(wrp, 0x416, PWRAP_SIG_ADR); pwrap_writel(wrp, 0x42e, PWRAP_EINT_STA0_ADR); pwrap_writel(wrp, 1, PWRAP_WACS_P2P_EN); pwrap_writel(wrp, 1, PWRAP_WACS_MD32_EN); pwrap_writel(wrp, 1, PWRAP_INIT_DONE_P2P); pwrap_writel(wrp, 1, PWRAP_INIT_DONE_MD32); return 0; } static int pwrap_init(struct pmic_wrapper *wrp) { int ret; reset_control_reset(wrp->rstc); if (wrp->rstc_bridge) reset_control_reset(wrp->rstc_bridge); if (wrp->master->type == PWRAP_MT8173) { /* Enable DCM */ pwrap_writel(wrp, 3, PWRAP_DCM_EN); pwrap_writel(wrp, 0, PWRAP_DCM_DBC_PRD); } if (HAS_CAP(wrp->slave->caps, PWRAP_SLV_CAP_SPI)) { /* Reset SPI slave */ ret = pwrap_reset_spislave(wrp); if (ret) return ret; } pwrap_writel(wrp, 1, PWRAP_WRAP_EN); pwrap_writel(wrp, wrp->master->arb_en_all, PWRAP_HIPRIO_ARB_EN); pwrap_writel(wrp, 1, PWRAP_WACS2_EN); ret = wrp->master->init_reg_clock(wrp); if (ret) return ret; if (HAS_CAP(wrp->slave->caps, PWRAP_SLV_CAP_SPI)) { /* Setup serial input delay */ ret = pwrap_init_sidly(wrp); if (ret) return ret; } if (HAS_CAP(wrp->slave->caps, PWRAP_SLV_CAP_DUALIO)) { /* Enable dual I/O mode */ ret = pwrap_init_dual_io(wrp); if (ret) return ret; } if (HAS_CAP(wrp->slave->caps, PWRAP_SLV_CAP_SECURITY)) { /* Enable security on bus */ ret = pwrap_init_security(wrp); if (ret) return ret; } if (wrp->master->type == PWRAP_MT8135) pwrap_writel(wrp, 0x7, PWRAP_RRARB_EN); pwrap_writel(wrp, 0x1, PWRAP_WACS0_EN); pwrap_writel(wrp, 0x1, PWRAP_WACS1_EN); pwrap_writel(wrp, 0x1, PWRAP_WACS2_EN); pwrap_writel(wrp, 0x5, PWRAP_STAUPD_PRD); pwrap_writel(wrp, 0xff, PWRAP_STAUPD_GRPEN); if (wrp->master->init_soc_specific) { ret = wrp->master->init_soc_specific(wrp); if (ret) return ret; } /* Setup the init done registers */ pwrap_writel(wrp, 1, PWRAP_INIT_DONE2); pwrap_writel(wrp, 1, PWRAP_INIT_DONE0); pwrap_writel(wrp, 1, PWRAP_INIT_DONE1); if (HAS_CAP(wrp->master->caps, PWRAP_CAP_BRIDGE)) { writel(1, wrp->bridge_base + PWRAP_MT8135_BRIDGE_INIT_DONE3); writel(1, wrp->bridge_base + PWRAP_MT8135_BRIDGE_INIT_DONE4); } return 0; } static irqreturn_t pwrap_interrupt(int irqno, void *dev_id) { u32 rdata; struct pmic_wrapper *wrp = dev_id; rdata = pwrap_readl(wrp, PWRAP_INT_FLG); dev_err(wrp->dev, "unexpected interrupt int=0x%x\n", rdata); pwrap_writel(wrp, 0xffffffff, PWRAP_INT_CLR); if (HAS_CAP(wrp->master->caps, PWRAP_CAP_INT1_EN)) { rdata = pwrap_readl(wrp, PWRAP_INT1_FLG); dev_err(wrp->dev, "unexpected interrupt int1=0x%x\n", rdata); pwrap_writel(wrp, 0xffffffff, PWRAP_INT1_CLR); } return IRQ_HANDLED; } static const struct regmap_config pwrap_regmap_config16 = { .reg_bits = 16, .val_bits = 16, .reg_stride = 2, .reg_read = pwrap_regmap_read, .reg_write = pwrap_regmap_write, .max_register = 0xffff, }; static const struct regmap_config pwrap_regmap_config32 = { .reg_bits = 32, .val_bits = 32, .reg_stride = 4, .reg_read = pwrap_regmap_read, .reg_write = pwrap_regmap_write, .max_register = 0xffff, }; static const struct pwrap_slv_type pmic_mt6323 = { .dew_regs = mt6323_regs, .type = PMIC_MT6323, .regmap = &pwrap_regmap_config16, .caps = PWRAP_SLV_CAP_SPI | PWRAP_SLV_CAP_DUALIO | PWRAP_SLV_CAP_SECURITY, .pwrap_read = pwrap_read16, .pwrap_write = pwrap_write16, }; static const struct pwrap_slv_type pmic_mt6351 = { .dew_regs = mt6351_regs, .type = PMIC_MT6351, .regmap = &pwrap_regmap_config16, .caps = 0, .pwrap_read = pwrap_read16, .pwrap_write = pwrap_write16, }; static const struct pwrap_slv_type pmic_mt6357 = { .dew_regs = mt6357_regs, .type = PMIC_MT6357, .regmap = &pwrap_regmap_config16, .caps = 0, .pwrap_read = pwrap_read16, .pwrap_write = pwrap_write16, }; static const struct pwrap_slv_type pmic_mt6358 = { .dew_regs = mt6358_regs, .type = PMIC_MT6358, .regmap = &pwrap_regmap_config16, .caps = PWRAP_SLV_CAP_SPI | PWRAP_SLV_CAP_DUALIO, .pwrap_read = pwrap_read16, .pwrap_write = pwrap_write16, }; static const struct pwrap_slv_type pmic_mt6380 = { .dew_regs = NULL, .type = PMIC_MT6380, .regmap = &pwrap_regmap_config32, .caps = 0, .pwrap_read = pwrap_read32, .pwrap_write = pwrap_write32, }; static const struct pwrap_slv_type pmic_mt6397 = { .dew_regs = mt6397_regs, .type = PMIC_MT6397, .regmap = &pwrap_regmap_config16, .caps = PWRAP_SLV_CAP_SPI | PWRAP_SLV_CAP_DUALIO | PWRAP_SLV_CAP_SECURITY, .pwrap_read = pwrap_read16, .pwrap_write = pwrap_write16, }; static const struct of_device_id of_slave_match_tbl[] = { { .compatible = "mediatek,mt6323", .data = &pmic_mt6323, }, { .compatible = "mediatek,mt6351", .data = &pmic_mt6351, }, { .compatible = "mediatek,mt6357", .data = &pmic_mt6357, }, { .compatible = "mediatek,mt6358", .data = &pmic_mt6358, }, { /* The MT6380 PMIC only implements a regulator, so we bind it * directly instead of using a MFD. */ .compatible = "mediatek,mt6380-regulator", .data = &pmic_mt6380, }, { .compatible = "mediatek,mt6397", .data = &pmic_mt6397, }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, of_slave_match_tbl); static const struct pmic_wrapper_type pwrap_mt2701 = { .regs = mt2701_regs, .type = PWRAP_MT2701, .arb_en_all = 0x3f, .int_en_all = ~(u32)(BIT(31) | BIT(2)), .int1_en_all = 0, .spi_w = PWRAP_MAN_CMD_SPI_WRITE_NEW, .wdt_src = PWRAP_WDT_SRC_MASK_ALL, .caps = PWRAP_CAP_RESET | PWRAP_CAP_DCM, .init_reg_clock = pwrap_mt2701_init_reg_clock, .init_soc_specific = pwrap_mt2701_init_soc_specific, }; static const struct pmic_wrapper_type pwrap_mt6765 = { .regs = mt6765_regs, .type = PWRAP_MT6765, .arb_en_all = 0x3fd35, .int_en_all = 0xffffffff, .spi_w = PWRAP_MAN_CMD_SPI_WRITE, .wdt_src = PWRAP_WDT_SRC_MASK_ALL, .caps = PWRAP_CAP_RESET | PWRAP_CAP_DCM, .init_reg_clock = pwrap_common_init_reg_clock, .init_soc_specific = NULL, }; static const struct pmic_wrapper_type pwrap_mt6797 = { .regs = mt6797_regs, .type = PWRAP_MT6797, .arb_en_all = 0x01fff, .int_en_all = 0xffffffc6, .int1_en_all = 0, .spi_w = PWRAP_MAN_CMD_SPI_WRITE, .wdt_src = PWRAP_WDT_SRC_MASK_ALL, .caps = PWRAP_CAP_RESET | PWRAP_CAP_DCM, .init_reg_clock = pwrap_common_init_reg_clock, .init_soc_specific = NULL, }; static const struct pmic_wrapper_type pwrap_mt7622 = { .regs = mt7622_regs, .type = PWRAP_MT7622, .arb_en_all = 0xff, .int_en_all = ~(u32)BIT(31), .int1_en_all = 0, .spi_w = PWRAP_MAN_CMD_SPI_WRITE, .wdt_src = PWRAP_WDT_SRC_MASK_ALL, .caps = PWRAP_CAP_RESET | PWRAP_CAP_DCM, .init_reg_clock = pwrap_common_init_reg_clock, .init_soc_specific = pwrap_mt7622_init_soc_specific, }; static const struct pmic_wrapper_type pwrap_mt8135 = { .regs = mt8135_regs, .type = PWRAP_MT8135, .arb_en_all = 0x1ff, .int_en_all = ~(u32)(BIT(31) | BIT(1)), .int1_en_all = 0, .spi_w = PWRAP_MAN_CMD_SPI_WRITE, .wdt_src = PWRAP_WDT_SRC_MASK_ALL, .caps = PWRAP_CAP_BRIDGE | PWRAP_CAP_RESET | PWRAP_CAP_DCM, .init_reg_clock = pwrap_common_init_reg_clock, .init_soc_specific = pwrap_mt8135_init_soc_specific, }; static const struct pmic_wrapper_type pwrap_mt8173 = { .regs = mt8173_regs, .type = PWRAP_MT8173, .arb_en_all = 0x3f, .int_en_all = ~(u32)(BIT(31) | BIT(1)), .int1_en_all = 0, .spi_w = PWRAP_MAN_CMD_SPI_WRITE, .wdt_src = PWRAP_WDT_SRC_MASK_NO_STAUPD, .caps = PWRAP_CAP_RESET | PWRAP_CAP_DCM, .init_reg_clock = pwrap_common_init_reg_clock, .init_soc_specific = pwrap_mt8173_init_soc_specific, }; static const struct pmic_wrapper_type pwrap_mt8183 = { .regs = mt8183_regs, .type = PWRAP_MT8183, .arb_en_all = 0x3fa75, .int_en_all = 0xffffffff, .int1_en_all = 0xeef7ffff, .spi_w = PWRAP_MAN_CMD_SPI_WRITE, .wdt_src = PWRAP_WDT_SRC_MASK_ALL, .caps = PWRAP_CAP_INT1_EN | PWRAP_CAP_WDT_SRC1, .init_reg_clock = pwrap_common_init_reg_clock, .init_soc_specific = pwrap_mt8183_init_soc_specific, }; static const struct of_device_id of_pwrap_match_tbl[] = { { .compatible = "mediatek,mt2701-pwrap", .data = &pwrap_mt2701, }, { .compatible = "mediatek,mt6765-pwrap", .data = &pwrap_mt6765, }, { .compatible = "mediatek,mt6797-pwrap", .data = &pwrap_mt6797, }, { .compatible = "mediatek,mt7622-pwrap", .data = &pwrap_mt7622, }, { .compatible = "mediatek,mt8135-pwrap", .data = &pwrap_mt8135, }, { .compatible = "mediatek,mt8173-pwrap", .data = &pwrap_mt8173, }, { .compatible = "mediatek,mt8183-pwrap", .data = &pwrap_mt8183, }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, of_pwrap_match_tbl); static int pwrap_probe(struct platform_device *pdev) { int ret, irq; struct pmic_wrapper *wrp; struct device_node *np = pdev->dev.of_node; const struct of_device_id *of_slave_id = NULL; struct resource *res; if (np->child) of_slave_id = of_match_node(of_slave_match_tbl, np->child); if (!of_slave_id) { dev_dbg(&pdev->dev, "slave pmic should be defined in dts\n"); return -EINVAL; } wrp = devm_kzalloc(&pdev->dev, sizeof(*wrp), GFP_KERNEL); if (!wrp) return -ENOMEM; platform_set_drvdata(pdev, wrp); wrp->master = of_device_get_match_data(&pdev->dev); wrp->slave = of_slave_id->data; wrp->dev = &pdev->dev; res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "pwrap"); wrp->base = devm_ioremap_resource(wrp->dev, res); if (IS_ERR(wrp->base)) return PTR_ERR(wrp->base); if (HAS_CAP(wrp->master->caps, PWRAP_CAP_RESET)) { wrp->rstc = devm_reset_control_get(wrp->dev, "pwrap"); if (IS_ERR(wrp->rstc)) { ret = PTR_ERR(wrp->rstc); dev_dbg(wrp->dev, "cannot get pwrap reset: %d\n", ret); return ret; } } if (HAS_CAP(wrp->master->caps, PWRAP_CAP_BRIDGE)) { res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "pwrap-bridge"); wrp->bridge_base = devm_ioremap_resource(wrp->dev, res); if (IS_ERR(wrp->bridge_base)) return PTR_ERR(wrp->bridge_base); wrp->rstc_bridge = devm_reset_control_get(wrp->dev, "pwrap-bridge"); if (IS_ERR(wrp->rstc_bridge)) { ret = PTR_ERR(wrp->rstc_bridge); dev_dbg(wrp->dev, "cannot get pwrap-bridge reset: %d\n", ret); return ret; } } wrp->clk_spi = devm_clk_get(wrp->dev, "spi"); if (IS_ERR(wrp->clk_spi)) { dev_dbg(wrp->dev, "failed to get clock: %ld\n", PTR_ERR(wrp->clk_spi)); return PTR_ERR(wrp->clk_spi); } wrp->clk_wrap = devm_clk_get(wrp->dev, "wrap"); if (IS_ERR(wrp->clk_wrap)) { dev_dbg(wrp->dev, "failed to get clock: %ld\n", PTR_ERR(wrp->clk_wrap)); return PTR_ERR(wrp->clk_wrap); } ret = clk_prepare_enable(wrp->clk_spi); if (ret) return ret; ret = clk_prepare_enable(wrp->clk_wrap); if (ret) goto err_out1; /* Enable internal dynamic clock */ if (HAS_CAP(wrp->master->caps, PWRAP_CAP_DCM)) { pwrap_writel(wrp, 1, PWRAP_DCM_EN); pwrap_writel(wrp, 0, PWRAP_DCM_DBC_PRD); } /* * The PMIC could already be initialized by the bootloader. * Skip initialization here in this case. */ if (!pwrap_readl(wrp, PWRAP_INIT_DONE2)) { ret = pwrap_init(wrp); if (ret) { dev_dbg(wrp->dev, "init failed with %d\n", ret); goto err_out2; } } if (!(pwrap_readl(wrp, PWRAP_WACS2_RDATA) & PWRAP_STATE_INIT_DONE0)) { dev_dbg(wrp->dev, "initialization isn't finished\n"); ret = -ENODEV; goto err_out2; } /* Initialize watchdog, may not be done by the bootloader */ pwrap_writel(wrp, 0xf, PWRAP_WDT_UNIT); /* * Since STAUPD was not used on mt8173 platform, * so STAUPD of WDT_SRC which should be turned off */ pwrap_writel(wrp, wrp->master->wdt_src, PWRAP_WDT_SRC_EN); if (HAS_CAP(wrp->master->caps, PWRAP_CAP_WDT_SRC1)) pwrap_writel(wrp, wrp->master->wdt_src, PWRAP_WDT_SRC_EN_1); pwrap_writel(wrp, 0x1, PWRAP_TIMER_EN); pwrap_writel(wrp, wrp->master->int_en_all, PWRAP_INT_EN); /* * We add INT1 interrupt to handle starvation and request exception * If we support it, we should enable it here. */ if (HAS_CAP(wrp->master->caps, PWRAP_CAP_INT1_EN)) pwrap_writel(wrp, wrp->master->int1_en_all, PWRAP_INT1_EN); irq = platform_get_irq(pdev, 0); ret = devm_request_irq(wrp->dev, irq, pwrap_interrupt, IRQF_TRIGGER_HIGH, "mt-pmic-pwrap", wrp); if (ret) goto err_out2; wrp->regmap = devm_regmap_init(wrp->dev, NULL, wrp, wrp->slave->regmap); if (IS_ERR(wrp->regmap)) { ret = PTR_ERR(wrp->regmap); goto err_out2; } ret = of_platform_populate(np, NULL, NULL, wrp->dev); if (ret) { dev_dbg(wrp->dev, "failed to create child devices at %pOF\n", np); goto err_out2; } return 0; err_out2: clk_disable_unprepare(wrp->clk_wrap); err_out1: clk_disable_unprepare(wrp->clk_spi); return ret; } static struct platform_driver pwrap_drv = { .driver = { .name = "mt-pmic-pwrap", .of_match_table = of_match_ptr(of_pwrap_match_tbl), }, .probe = pwrap_probe, }; module_platform_driver(pwrap_drv); MODULE_AUTHOR("Flora Fu, MediaTek"); MODULE_DESCRIPTION("MediaTek MT8135 PMIC Wrapper Driver"); MODULE_LICENSE("GPL v2");
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
Created with Cregit http://github.com/cregit/cregit
Version 2.0-RC1