case PM660_SUBTYPE: chip->chg.chg_param.smb_version = PM660_SUBTYPE; chip->chg.wa_flags |= BOOST_BACK_WA | OTG_WA | OV_IRQ_WA_BIT | TYPEC_PBS_WA_BIT; chg->param.freq_buck = pm660_params.freq_buck; chg->param.freq_boost = pm660_params.freq_boost; chg->chg_freq.freq_5V = 650; chg->chg_freq.freq_6V_8V = 850; chg->chg_freq.freq_9V = 1050; chg->chg_freq.freq_12V = 1200; chg->chg_freq.freq_removal = 1050; chg->chg_freq.freq_below_otg_threshold = 1600; chg->chg_freq.freq_above_otg_threshold = 800; break;代码分析
时间: 2024-04-06 21:33:15 浏览: 32
这段代码是在处理 PM660 芯片类型的充电参数。具体来说,它完成了以下操作:
1. 将 SMB 版本号设置为 PM660_SUBTYPE。
2. 开启一些工作模式和异常保护标志,包括 BOOST_BACK_WA、OTG_WA、OV_IRQ_WA_BIT 和 TYPEC_PBS_WA_BIT。
3. 设置一些频率参数,包括充电时的不同电压下的频率(chg_freq.freq_5V、chg_freq.freq_6V_8V、chg_freq.freq_9V、chg_freq.freq_12V),以及移除充电器时的频率(chg_freq.freq_removal)等。
4. 设置 chg_param.freq_buck 和 chg_param.freq_boost 参数,这些参数在 PM660 芯片类型中都是固定的。
这些参数的设置将影响 PM660 芯片的充电行为,从而保证充电的效率和安全性。
相关问题
DULE_LDO_512_LV_P1200_100 : case PM_HW_MODULE_LDO_512_LV_P50_160 : case PM_HW_MODULE_LDO_512_LV_P150_160 : case PM_HW_MODULE_LDO_512_LV_P300_160 : case PM_HW_MODULE_LDO_512_LV_P600_160 : case PM_HW_MODULE_LDO_512_LV_P1200_160 : case PM_HW_MODULE_LDO_512_MV_P50_500 : case PM_HW_MODULE_LDO_512_MV_P150_500 : case PM_HW_MODULE_LDO_512_MV_P300_500 : case PM_HW_MODULE_LDO_512_MV_P600_500 : case PM_HW_MODULE_LDO_515_MV_P1200_200 : *pmos_force_soft_start = TRUE; break; default: volt_info = NULL; break; } break; case PM_HW_MODULE_ULT_LDO: switch(peripheral_info->peripheral_subtype) { case PM_HW_MODULE_ULT_LDO_N300_STEPPER: case PM_HW_MODULE_ULT_LDO_N600_STEPPER: case PM_HW_MODULE_ULT_LDO_N900_STEPPER: case PM_HW_MODULE_ULT_LDO_N1200_STEPPER: *is_stepper = TRUE; break; default: volt_info = NULL; break; } break; default: volt_info = NULL; break; } return volt_info; } __attribute__((section("rinit_code_sec_pool1"))) uint8 pm_ldo_get_num_peripherals(uint8 pmic_index) { if((pmic_index < PM_MAX_NUM_PMICS) && (pm_ldo_data_arr[pmic_index] !=NULL)) { return pm_ldo_data_arr[pmic_index]->pm_pwr_data.num_of_peripherals; } return NULL; }
这段代码似乎是用于获取 LDO 稳压器的配置信息的。具体来说,这个函数可能被调用来选择 LDO 稳压器的输出电压,并配置 PMIC 寄存器以设置该电压。
函数的输入参数是一个结构体指针 `peripheral_info`,其中包含了要配置的 LDO 稳压器的类型和子类型等信息。函数首先根据这些信息选择一个 `volt_info` 结构体,该结构体包含了 LDO 稳压器的详细配置信息,例如输出电压和最大电流等。接下来,根据 LDO 稳压器的类型和子类型,函数可能会进行一些特殊处理,例如设置软启动标志或者启用步进模式等。最后,函数返回 `volt_info` 结构体指针,供其他函数使用。
需要注意的是,我只看到了这段代码的一部分,并不知道这个函数的完整实现和上下文。因此,以上分析仅供参考,具体实现可能因平台和应用而异。
def __getitem__(self, index) -> T_co: raise NotImplementedError
As an AI language model, I do not have access to the full context of the code. However, based on the signature of the method, it appears to be an implementation of the `__getitem__` magic method, which allows instances of a class to be accessed using square bracket notation (`[]`).
The method takes an `index` parameter, which is expected to be an integer or a slice object. It returns a value of type `T_co`, which is a type hint indicating that the method returns a value of type that is a subtype of `T`.
The implementation of the method is not provided and simply raises a `NotImplementedError`. This suggests that the method needs to be implemented in a subclass of the current class, in order to provide functionality for indexing and accessing the elements of the object.
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