drivers/usb/typec/tcpm/qcom/qcom_pmic_typec_port.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
   4  * Copyright (c) 2023, Linaro Ltd. All rights reserved.
   5  */
   6 #ifndef __QCOM_PMIC_TYPEC_H__
   7 #define __QCOM_PMIC_TYPEC_H__
   8
   9 #include <linux/platform_device.h>
  10 #include <linux/usb/tcpm.h>
  11
  12 #define TYPEC_SNK_STATUS_REG                            0x06
  13 #define DETECTED_SNK_TYPE_MASK                          GENMASK(6, 0)
  14 #define SNK_DAM_MASK                                    GENMASK(6, 4)
  15 #define SNK_DAM_500MA                                   BIT(6)
  16 #define SNK_DAM_1500MA                                  BIT(5)
  17 #define SNK_DAM_3000MA                                  BIT(4)
  18 #define SNK_RP_STD                                      BIT(3)
  19 #define SNK_RP_1P5                                      BIT(2)
  20 #define SNK_RP_3P0                                      BIT(1)
  21 #define SNK_RP_SHORT                                    BIT(0)
  22
  23 #define TYPEC_SRC_STATUS_REG                            0x08
  24 #define DETECTED_SRC_TYPE_MASK                          GENMASK(4, 0)
  25 #define SRC_HIGH_BATT                                   BIT(5)
  26 #define SRC_DEBUG_ACCESS                                BIT(4)
  27 #define SRC_RD_OPEN                                     BIT(3)
  28 #define SRC_RD_RA_VCONN                                 BIT(2)
  29 #define SRC_RA_OPEN                                     BIT(1)
  30 #define AUDIO_ACCESS_RA_RA                              BIT(0)
  31
  32 #define TYPEC_STATE_MACHINE_STATUS_REG                  0x09
  33 #define TYPEC_ATTACH_DETACH_STATE                       BIT(5)
  34
  35 #define TYPEC_SM_STATUS_REG                             0x0A
  36 #define TYPEC_SM_VBUS_VSAFE5V                           BIT(5)
  37 #define TYPEC_SM_VBUS_VSAFE0V                           BIT(6)
  38 #define TYPEC_SM_USBIN_LT_LV                            BIT(7)
  39
  40 #define TYPEC_MISC_STATUS_REG                           0x0B
  41 #define TYPEC_WATER_DETECTION_STATUS                    BIT(7)
  42 #define SNK_SRC_MODE                                    BIT(6)
  43 #define TYPEC_VBUS_DETECT                               BIT(5)
  44 #define TYPEC_VBUS_ERROR_STATUS                         BIT(4)
  45 #define TYPEC_DEBOUNCE_DONE                             BIT(3)
  46 #define CC_ORIENTATION                                  BIT(1)
  47 #define CC_ATTACHED                                     BIT(0)
  48
  49 #define LEGACY_CABLE_STATUS_REG                         0x0D
  50 #define TYPEC_LEGACY_CABLE_STATUS                       BIT(1)
  51 #define TYPEC_NONCOMP_LEGACY_CABLE_STATUS               BIT(0)
  52
  53 #define TYPEC_U_USB_STATUS_REG                          0x0F
  54 #define U_USB_GROUND_NOVBUS                             BIT(6)
  55 #define U_USB_GROUND                                    BIT(4)
  56 #define U_USB_FMB1                                      BIT(3)
  57 #define U_USB_FLOAT1                                    BIT(2)
  58 #define U_USB_FMB2                                      BIT(1)
  59 #define U_USB_FLOAT2                                    BIT(0)
  60
  61 #define TYPEC_MODE_CFG_REG                              0x44
  62 #define TYPEC_TRY_MODE_MASK                             GENMASK(4, 3)
  63 #define EN_TRY_SNK                                      BIT(4)
  64 #define EN_TRY_SRC                                      BIT(3)
  65 #define TYPEC_POWER_ROLE_CMD_MASK                       GENMASK(2, 0)
  66 #define EN_SRC_ONLY                                     BIT(2)
  67 #define EN_SNK_ONLY                                     BIT(1)
  68 #define TYPEC_DISABLE_CMD                               BIT(0)
  69
  70 #define TYPEC_VCONN_CONTROL_REG                         0x46
  71 #define VCONN_EN_ORIENTATION                            BIT(2)
  72 #define VCONN_EN_VALUE                                  BIT(1)
  73 #define VCONN_EN_SRC                                    BIT(0)
  74
  75 #define TYPEC_CCOUT_CONTROL_REG                         0x48
  76 #define TYPEC_CCOUT_BUFFER_EN                           BIT(2)
  77 #define TYPEC_CCOUT_VALUE                               BIT(1)
  78 #define TYPEC_CCOUT_SRC                                 BIT(0)
  79
  80 #define DEBUG_ACCESS_SRC_CFG_REG                        0x4C
  81 #define EN_UNORIENTED_DEBUG_ACCESS_SRC                  BIT(0)
  82
  83 #define TYPE_C_CRUDE_SENSOR_CFG_REG                     0x4e
  84 #define EN_SRC_CRUDE_SENSOR                             BIT(1)
  85 #define EN_SNK_CRUDE_SENSOR                             BIT(0)
  86
  87 #define TYPEC_EXIT_STATE_CFG_REG                        0x50
  88 #define BYPASS_VSAFE0V_DURING_ROLE_SWAP                 BIT(3)
  89 #define SEL_SRC_UPPER_REF                               BIT(2)
  90 #define USE_TPD_FOR_EXITING_ATTACHSRC                   BIT(1)
  91 #define EXIT_SNK_BASED_ON_CC                            BIT(0)
  92
  93 #define TYPEC_CURRSRC_CFG_REG                           0x52
  94 #define TYPEC_SRC_RP_SEL_330UA                          BIT(1)
  95 #define TYPEC_SRC_RP_SEL_180UA                          BIT(0)
  96 #define TYPEC_SRC_RP_SEL_80UA                           0
  97 #define TYPEC_SRC_RP_SEL_MASK                           GENMASK(1, 0)
  98
  99 #define TYPEC_INTERRUPT_EN_CFG_1_REG                    0x5E
 100 #define TYPEC_LEGACY_CABLE_INT_EN                       BIT(7)
 101 #define TYPEC_NONCOMPLIANT_LEGACY_CABLE_INT_EN          BIT(6)
 102 #define TYPEC_TRYSOURCE_DETECT_INT_EN                   BIT(5)
 103 #define TYPEC_TRYSINK_DETECT_INT_EN                     BIT(4)
 104 #define TYPEC_CCOUT_DETACH_INT_EN                       BIT(3)
 105 #define TYPEC_CCOUT_ATTACH_INT_EN                       BIT(2)
 106 #define TYPEC_VBUS_DEASSERT_INT_EN                      BIT(1)
 107 #define TYPEC_VBUS_ASSERT_INT_EN                        BIT(0)
 108
 109 #define TYPEC_INTERRUPT_EN_CFG_2_REG                    0x60
 110 #define TYPEC_SRC_BATT_HPWR_INT_EN                      BIT(6)
 111 #define MICRO_USB_STATE_CHANGE_INT_EN                   BIT(5)
 112 #define TYPEC_STATE_MACHINE_CHANGE_INT_EN               BIT(4)
 113 #define TYPEC_DEBUG_ACCESS_DETECT_INT_EN                BIT(3)
 114 #define TYPEC_WATER_DETECTION_INT_EN                    BIT(2)
 115 #define TYPEC_VBUS_ERROR_INT_EN                         BIT(1)
 116 #define TYPEC_DEBOUNCE_DONE_INT_EN                      BIT(0)
 117
 118 #define TYPEC_DEBOUNCE_OPTION_REG                       0x62
 119 #define REDUCE_TCCDEBOUNCE_TO_2MS                       BIT(2)
 120
 121 #define TYPE_C_SBU_CFG_REG                              0x6A
 122 #define SEL_SBU1_ISRC_VAL                               0x04
 123 #define SEL_SBU2_ISRC_VAL                               0x01
 124
 125 #define TYPEC_U_USB_CFG_REG                             0x70
 126 #define EN_MICRO_USB_FACTORY_MODE                       BIT(1)
 127 #define EN_MICRO_USB_MODE                               BIT(0)
 128
 129 #define TYPEC_PMI632_U_USB_WATER_PROTECTION_CFG_REG     0x72
 130
 131 #define TYPEC_U_USB_WATER_PROTECTION_CFG_REG            0x73
 132 #define EN_MICRO_USB_WATER_PROTECTION                   BIT(4)
 133 #define MICRO_USB_DETECTION_ON_TIME_CFG_MASK            GENMASK(3, 2)
 134 #define MICRO_USB_DETECTION_PERIOD_CFG_MASK             GENMASK(1, 0)
 135
 136 #define TYPEC_PMI632_MICRO_USB_MODE_REG                 0x73
 137 #define MICRO_USB_MODE_ONLY                             BIT(0)
 138
 139 /* Interrupt numbers */
 140 #define PMIC_TYPEC_OR_RID_IRQ                           0x0
 141 #define PMIC_TYPEC_VPD_IRQ                              0x1
 142 #define PMIC_TYPEC_CC_STATE_IRQ                         0x2
 143 #define PMIC_TYPEC_VCONN_OC_IRQ                         0x3
 144 #define PMIC_TYPEC_VBUS_IRQ                             0x4
 145 #define PMIC_TYPEC_ATTACH_DETACH_IRQ                    0x5
 146 #define PMIC_TYPEC_LEGACY_CABLE_IRQ                     0x6
 147 #define PMIC_TYPEC_TRY_SNK_SRC_IRQ                      0x7
 148
 149 /* Resources */
 150 #define PMIC_TYPEC_MAX_IRQS                             0x08
 151
 152 struct pmic_typec_port_irq_params {
 153         int                             virq;
 154         char                            *irq_name;
 155 };
 156
 157 struct pmic_typec_port_resources {
 158         unsigned int                            nr_irqs;
 159         struct pmic_typec_port_irq_params       irq_params[PMIC_TYPEC_MAX_IRQS];
 160 };
 161
 162 /* API */
 163 struct pmic_typec;
 164
 165 struct pmic_typec_port *qcom_pmic_typec_port_alloc(struct device *dev);
 166
 167 int qcom_pmic_typec_port_probe(struct platform_device *pdev,
 168                                struct pmic_typec_port *pmic_typec_port,
 169                                struct pmic_typec_port_resources *res,
 170                                struct regmap *regmap,
 171                                u32 base);
 172
 173 int qcom_pmic_typec_port_start(struct pmic_typec_port *pmic_typec_port,
 174                                struct tcpm_port *tcpm_port);
 175
 176 void qcom_pmic_typec_port_stop(struct pmic_typec_port *pmic_typec_port);
 177
 178 int qcom_pmic_typec_port_get_cc(struct pmic_typec_port *pmic_typec_port,
 179                                 enum typec_cc_status *cc1,
 180                                 enum typec_cc_status *cc2);
 181
 182 int qcom_pmic_typec_port_set_cc(struct pmic_typec_port *pmic_typec_port,
 183                                 enum typec_cc_status cc);
 184
 185 int qcom_pmic_typec_port_get_vbus(struct pmic_typec_port *pmic_typec_port);
 186
 187 int qcom_pmic_typec_port_set_vconn(struct pmic_typec_port *pmic_typec_port, bool on);
 188
 189 int qcom_pmic_typec_port_start_toggling(struct pmic_typec_port *pmic_typec_port,
 190                                         enum typec_port_type port_type,
 191                                         enum typec_cc_status cc);
 192
 193 int qcom_pmic_typec_port_set_vbus(struct pmic_typec_port *pmic_typec_port, bool on);
 194
 195 #endif /* __QCOM_PMIC_TYPE_C_PORT_H__ */