| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* |
| * Copyright (c) 2015-2020, The Linux Foundation. All rights reserved. |
| */ |
| |
| #ifndef __NQ_NCI_H |
| #define __NQ_NCI_H |
| |
| #include <linux/i2c.h> |
| #include <linux/types.h> |
| #include <linux/version.h> |
| |
| #include <linux/semaphore.h> |
| #include <linux/completion.h> |
| |
| #include <linux/ioctl.h> |
| #include <linux/cdev.h> |
| #include <linux/nfcinfo.h> |
| |
| #define NFC_SET_PWR _IOW(0xE9, 0x01, unsigned int) |
| #define ESE_SET_PWR _IOW(0xE9, 0x02, unsigned int) |
| #define ESE_GET_PWR _IOR(0xE9, 0x03, unsigned int) |
| #define SET_RX_BLOCK _IOW(0xE9, 0x04, unsigned int) |
| #define SET_EMULATOR_TEST_POINT _IOW(0xE9, 0x05, unsigned int) |
| #define NFCC_INITIAL_CORE_RESET_NTF _IOW(0xE9, 0x10, unsigned int) |
| |
| #define DEV_COUNT 1 |
| #define DEVICE_NAME "nq-nci" |
| #define CLASS_NAME "nqx" |
| #define MAX_BUFFER_SIZE (320) |
| #define WAKEUP_SRC_TIMEOUT (2000) |
| #define NCI_HEADER_LEN 3 |
| #define NCI_PAYLOAD_IDX 3 |
| #define MAX_RETRY_COUNT 3 |
| #define NCI_RESET_CMD_LEN 4 |
| #define NCI_RESET_RSP_LEN 4 |
| #define NCI_RESET_NTF_LEN 13 |
| #define NCI_GET_VERSION_CMD_LEN 8 |
| #define NCI_GET_VERSION_RSP_LEN 12 |
| #define MAX_IRQ_WAIT_TIME (90) //in ms |
| #define COLD_RESET_CMD_LEN 3 |
| #define COLD_RESET_RSP_LEN 4 |
| #define COLD_RESET_CMD_GID 0x2F |
| #define COLD_RESET_CMD_PAYLOAD_LEN 0x00 |
| #define COLD_RESET_RSP_GID 0x4F |
| #define COLD_RESET_OID 0x1E |
| |
| #define NFC_RX_BUFFER_CNT_START (0x0) |
| #define PAYLOAD_HEADER_LENGTH (0x3) |
| #define PAYLOAD_LENGTH_MAX (256) |
| #define BYTE (0x8) |
| #define NCI_IDENTIFIER (0x10) |
| #define NFC_LDO_SUPPLY_DT_NAME "qcom,nq-vdd-1p8" |
| #define NFC_LDO_SUPPLY_NAME "qcom,nq-vdd-1p8-supply" |
| #define NFC_LDO_VOL_DT_NAME "qcom,nq-vdd-1p8-voltage" |
| #define NFC_LDO_CUR_DT_NAME "qcom,nq-vdd-1p8-current" |
| |
| //as per SN1x0 datasheet |
| #define NFC_VDDIO_MIN 1650000 //in uV |
| #define NFC_VDDIO_MAX 1950000 //in uV |
| #define NFC_CURRENT_MAX 157000 //in uA |
| |
| enum ese_ioctl_request { |
| /* eSE POWER ON */ |
| ESE_POWER_ON = 0, |
| /* eSE POWER OFF */ |
| ESE_POWER_OFF, |
| /* eSE COLD RESET */ |
| ESE_COLD_RESET, |
| /* eSE POWER STATE */ |
| ESE_POWER_STATE |
| }; |
| |
| enum nfcc_ioctl_request { |
| /* NFC disable request with VEN LOW */ |
| NFC_POWER_OFF = 0, |
| /* NFC enable request with VEN Toggle */ |
| NFC_POWER_ON, |
| /* firmware download request with VEN Toggle */ |
| NFC_FW_DWL_VEN_TOGGLE, |
| /* ISO reset request */ |
| NFC_ISO_RESET, |
| /* request for firmware download gpio HIGH */ |
| NFC_FW_DWL_HIGH, |
| /* hard reset request */ |
| NFC_HARD_RESET, |
| /* request for firmware download gpio LOW */ |
| NFC_FW_DWL_LOW, |
| /* NFC enable without VEN gpio modification */ |
| NFC_ENABLE, |
| /* NFC disable without VEN gpio modification */ |
| NFC_DISABLE |
| }; |
| |
| enum nfcc_initial_core_reset_ntf { |
| TIMEDOUT_INITIAL_CORE_RESET_NTF = 0, /* 0*/ |
| ARRIVED_INITIAL_CORE_RESET_NTF, /* 1 */ |
| DEFAULT_INITIAL_CORE_RESET_NTF, /*2*/ |
| }; |
| |
| enum nfcc_chip_variant { |
| NFCC_NQ_210 = 0x48, /**< NFCC NQ210 */ |
| NFCC_NQ_220 = 0x58, /**< NFCC NQ220 */ |
| NFCC_NQ_310 = 0x40, /**< NFCC NQ310 */ |
| NFCC_NQ_330 = 0x51, /**< NFCC NQ330 */ |
| NFCC_SN100_A = 0xa3, /**< NFCC SN100_A */ |
| NFCC_SN100_B = 0xa4, /**< NFCC SN100_B */ |
| NFCC_PN66T = 0x18, /**< NFCC PN66T */ |
| NFCC_NOT_SUPPORTED = 0xFF /**< NFCC is not supported */ |
| }; |
| #endif |