/*****************************************************************************
函 数 名 : hi6559_irq_is_masked
功能描述 : 检查某个中断是否被屏蔽
输入参数 : 无
输出参数 : 无
返 回 值 : 无
*****************************************************************************/
s32 hi6559_irq_is_masked(u32 irq)
{
u32 offset = 0;
u8 reg_temp = 0;
/* 参数合法性检查 */
if (irq > IRQ_HI6559_NR_BASE+HI6559_IRQ_NR)
{
pmic_print_error("hi6559 irq is error,please check irq=%d\n", (s32)irq);
return HI6559_IRQ_ERROR;
}
offset = irq - IRQ_HI6559_NR_BASE;
if (offset < HI6559_IRQM2_BASE_OFFSET)
{
bsp_hi6559_reg_read(HI6559_IRQ1_MASK_OFFSET, ®_temp);
}
else if(offset < HI6559_IRQM3_BASE_OFFSET)
{
offset -= HI6559_IRQM2_BASE_OFFSET;
bsp_hi6559_reg_read(HI6559_IRQ2_MASK_OFFSET, ®_temp);
}
else if(offset < HI6559_IRQM4_BASE_OFFSET)
{
offset = HI6559_IRQM3_BASE_OFFSET;
bsp_hi6559_reg_read(HI6559_IRQ3_MASK_OFFSET, ®_temp);
}
else
{
offset = HI6559_IRQM4_BASE_OFFSET;
bsp_hi6559_reg_read(HI6559_IRQ4_MASK_OFFSET, ®_temp);
}
return (reg_temp & ((u32)1 << offset)) ;
}
/*****************************************************************************
函 数 名 : hi6559_irq_mask
功能描述 : 屏蔽中断
输入参数 : 无
输出参数 : 无
返 回 值 : 无
*****************************************************************************/
void hi6559_irq_mask(u32 irq)
{
hi6559_irqflags_t irq_flags = 0;
u32 offset = 0;
u8 reg_temp = 0;
/* 参数合法性检查 */
if (irq > IRQ_HI6559_NR_BASE + HI6559_IRQ_NR)
{
pmic_print_error("hi6559 irq is error,please check irq=%d\n", (s32)irq);
return;
}
/*lint --e{746,718}*/
spin_lock_irqsave(&hi6559_irq_data_st->irq_lock, irq_flags);
offset = irq - IRQ_HI6559_NR_BASE;
if (offset < HI6559_IRQM2_BASE_OFFSET)
{
bsp_hi6559_reg_read(HI6559_IRQ1_MASK_OFFSET, ®_temp);
reg_temp |= (u8)((u32)1 << offset);
bsp_hi6559_reg_write(HI6559_IRQ1_MASK_OFFSET, reg_temp);
}
else if(offset < HI6559_IRQM3_BASE_OFFSET)
{
offset -= HI6559_IRQM2_BASE_OFFSET;
bsp_hi6559_reg_read(HI6559_IRQ2_MASK_OFFSET, ®_temp);
reg_temp |= (u8)((u32)1 << offset);
bsp_hi6559_reg_write(HI6559_IRQ2_MASK_OFFSET, reg_temp);
}
else if(offset < HI6559_IRQM4_BASE_OFFSET)
{
offset -= HI6559_IRQM3_BASE_OFFSET;
bsp_hi6559_reg_read(HI6559_IRQ3_MASK_OFFSET, ®_temp);
reg_temp |= (u8)((u32)1 << offset);
bsp_hi6559_reg_write(HI6559_IRQ3_MASK_OFFSET, reg_temp);
}
else
{
offset -= HI6559_IRQM4_BASE_OFFSET;
bsp_hi6559_reg_read(HI6559_IRQ4_MASK_OFFSET, ®_temp);
reg_temp |= (u8)((u32)1 << offset);
bsp_hi6559_reg_write(HI6559_IRQ4_MASK_OFFSET, reg_temp);
}
spin_unlock_irqrestore(&hi6559_irq_data_st->irq_lock, irq_flags);
return;
}
/*****************************************************************************
函 数 名 : hi6559_boot_om_log_save
功能描述 : 将非下电状态记录寄存器保存到全局变量
输入参数 : 无
输出参数 : 无
返 回 值 : 无
备注说明 : 无
*****************************************************************************/
void hi6559_boot_om_log_save(void)
{
u32 timeout = 0;
u16 j = 0;
if(true != (s32)pmu_om_flag)
{
for(j = 0; j < HI6559_NP_RECORD_REG_NUM; j++)
{
bsp_hi6559_reg_read((HI6559_NP_IRQ1_RECORD_OFFSET + j), &pmu_hi6559_om_boot[j]);
}
pmu_om_flag = true;
}
/* 记录重启后，pmu的最初状态，分析重启原因,记录日志时间长，采用工作队列完成 */
g_hi6559_exc_st.hi6559_om_wq = create_singlethread_workqueue("bsp_hi6559_om");
if (!g_hi6559_exc_st.hi6559_om_wq)
{
pmic_print_error("%s: create_singlethread_workqueue fail\n", __FUNCTION__);
return;
}
INIT_DELAYED_WORK(&g_hi6559_exc_st.hi6559_om_wk, (void *)hi6559_om_wk_handler);
queue_delayed_work(g_hi6559_exc_st.hi6559_om_wq, &g_hi6559_exc_st.hi6559_om_wk, timeout);
return;
}
s32 bsp_hi6559_dr_get_current(s32 dr_id)
{
u8 regval = 0;
s32 iret = BSP_PMU_OK;
PMIC_HI6559_DRS_ATTR *hi6559_dr;
u32 cur = 0;
/*参数有效性检查*/
iret = hi6559_dr_para_check(dr_id);
if(BSP_PMU_OK != iret)
return BSP_PMU_PARA_ERROR;
hi6559_dr = &hi6559_dr_attr[dr_id];
bsp_hi6559_reg_read(hi6559_dr->current_reg_addr, ®val);
/* 获取电压档位值 */
cur = (regval & hi6559_dr->current_bit_mask) >> hi6559_dr->current_bit_offset;
cur = hi6559_dr->current_list[cur];
pmic_print_info("dr_id %d's current is %d uA!\n", dr_id,cur);
return cur;
}
/*****************************************************************************
函 数 名 : bsp_pmu_version_get
功能描述 : 获取版本号
输入参数 : 无
输出参数 : 无
返 回 值 : BSP_PMU_OK: 成功； else:失败
*****************************************************************************/
u8 bsp_pmu_version_get(void)
{
u8 regval = 0;
bsp_hi6559_reg_read(HI6559_VERSION_OFFSET, ®val);
return regval;
}
/*****************************************************************************
函 数 名 : bsp_pmu_sdio_suspend
功能描述 : SDIO深睡
输入参数 : 无
输出参数 : 无
返 回 值 : BSP_PMU_OK: 成功； else:失败
*****************************************************************************/
s32 bsp_pmu_sdio_suspend(void)
{
PMIC_HI6559_VLTGS_TABLE *hi6559_volt_table = (PMIC_HI6559_VLTGS_TABLE *)SHM_PMU_VOLTTABLE_ADDR;
PMIC_HI6559_VLTGS_ATTR *hi6559_volt;
s32 iret = BSP_PMU_OK;
u32 i = 0 ;
u8 volt_id = 0;
u8 regval = 0;
/* 电压属性表安全性检查 */
iret = hi6559_volt_table_check(hi6559_volt_table);
if(BSP_PMU_OK != iret)
{
return BSP_PMU_VOLTTABLE_ERROR;
}
for(i = 0;i < sizeof(pmu_volt_sdio)/(sizeof((pmu_volt_sdio)[0]));i++)
{
volt_id = pmu_volt_sdio[i].volt_id;
hi6559_volt = &hi6559_volt_table->hi6559_volt_attr[volt_id];
bsp_hi6559_reg_read(hi6559_volt->is_enabled_reg_addr, ®val);
if(regval & ((u32)0x1 << hi6559_volt->is_enabled_bit_offset))
{
regval = (u8)((u32)0x1 << hi6559_volt->disable_bit_offset);
bsp_hi6559_reg_write(hi6559_volt->disable_reg_addr, regval);
pmu_volt_sdio[i].flag = 1;
}
}
return BSP_PMU_OK;
}
/*****************************************************************************
函 数 名 : bsp_hi6559_optreg_test
功能描述 : hi6559 优化reg配置测试
输入参数 : 无
输出参数 : 无
返 回 值 : 无
*****************************************************************************/
void bsp_hi6559_optreg_test(void)
{
#if 0
u32 test_num = 0;
u32 m;
u8 value;
if(BSP_PMU_V230 == bsp_pmu_version_get())
{
test_num = sizeof(g_BBStar_CFG)/sizeof(BBStar_CFG_S);
for(m = 0; m < test_num; m++)
{
bsp_hi6559_reg_read(g_BBStar_CFG[m].regAddr,&value);
pmic_print_info("the value of addr %x is %x\n", g_BBStar_CFG[m].regAddr,value);
if(g_BBStar_CFG_V03[m].regValue != value)
{
pmic_print_error("the value of addr %x is different\n", g_BBStar_CFG[m].regAddr);
pmic_print_error("read value is %x,should be %x\n", value,g_BBStar_CFG[m].regValue);
}
}
}
else if((BSP_PMU_V210 == bsp_pmu_version_get())||(BSP_PMU_V220 == bsp_pmu_version_get()))
{
test_num = sizeof(g_BBStar_CFG_V03)/sizeof(BBStar_CFG_S);
for(m = 0; m < test_num; m++)
{
bsp_hi6559_reg_read(g_BBStar_CFG_V03[m].regAddr,&value);
pmic_print_info("the value of addr %x is %x\n", g_BBStar_CFG_V03[m].regAddr,value);
if(g_BBStar_CFG_V03[m].regValue != value)
{
pmic_print_error("the value of addr %x is different\n", g_BBStar_CFG_V03[m].regAddr);
pmic_print_error("read value is %x,should be %x\n", value,g_BBStar_CFG_V03[m].regValue);
}
}
}
#else
pmic_print_error("strub now\n");
#endif
pmic_print_error("test ok!\n");
return;
}
/*****************************************************************************
函 数 名 : bsp_hi6559_exc_init
功能描述 : 异常处理模块初始化函数
输入参数 : 无
输出参数 : 无
返 回 值 : 无
*****************************************************************************/
s32 bsp_hi6559_exc_init(void)
{
hi6559_excflags_t exc_flags = 0;
u32 *volt_need_off = (u32 *)SHM_PMU_OCP_INFO_ADDR; /*过流，需要关闭的过流源*/
s32 iret = 0;
s32 ret = 0;
u16 i = 0;
u8 reg_temp = 0;
/*init default nv config*/
memset((void*)&pmu_exc_pro, 0, sizeof(PMU_EXC_PRO_NV_STRU));
pmu_exc_pro.ulOcpIsOn = 1; /* 过流的电源可以重新打开 */
pmu_exc_pro.ulOcpIsOff = 1; /* 过流的电源需要关闭 */
pmu_exc_pro.ulOtpCurIsOff = 1; /* 发生过温后需要关闭非核心电源 */
pmu_exc_pro.ulOtpIsRst = 0; /* 发生过温后系统不重启 */
pmu_exc_pro.ulOtpIsOff = 1; /* 过温150度后PMU下电 */
pmu_exc_pro.ulOtpLimit = 125; /* 温度预警阈值125度 */
pmu_exc_pro.ulUvpIsRst = 1; /* 发生欠压后系统重启 */
#if (FEATURE_ON == MBB_COMMON)
pmu_exc_pro.ulUvpLimit = 2700; /* 欠压预警阈值2700mV */
#else
pmu_exc_pro.ulUvpLimit = 3000; /* 欠压预警阈值3000mV */
#endif
spin_lock_init(&g_hi6559_exc_st.lock); /* 中断只在Acore实现，多core互斥锁 */
/* 读NV */
iret = (s32)bsp_nvm_read(NV_ID_DRV_NV_PMU_EXC_PRO,(u8 *)&pmu_exc_pro,sizeof(PMU_EXC_PRO_NV_STRU));
if(NV_OK != iret)
{
pmic_print_error("ERROR: read nv failed, ret %d!\n", iret);
ret |= iret;
}
else
{
/* 设置过温预警阈值 */
bsp_hi6559_otp_threshold_set((int)pmu_exc_pro.ulOtpLimit);
/* 设置欠压预警阈值 */
bsp_hi6559_uvp_threshold_set((int)pmu_exc_pro.ulUvpLimit);
}
/* 写start flag到log文件 */
hi6559_om_log_save(PMU_OM_LOG_START);
/* 保存非下电寄存器 */
hi6559_boot_om_log_save();
/* 清除非下电寄存器 */
for(i = 0; i < HI6559_NP_RECORD_REG_NUM; i++)
{
spin_lock_irqsave(&g_hi6559_exc_st.lock,exc_flags);
bsp_hi6559_reg_read((HI6559_NP_IRQ1_RECORD_OFFSET+i), ®_temp);
bsp_hi6559_reg_write((HI6559_NP_IRQ1_RECORD_OFFSET+i), reg_temp);
spin_unlock_irqrestore(&g_hi6559_exc_st.lock,exc_flags);
}
/* 初始化过流标志位 */
*volt_need_off = 0;
/* 注册中断处理函数 */
iret = hi6559_irq_callback_register(IRQ_HI6559_OCP_SCP, hi6559_ocp_scp_handle, NULL);
if (iret) {
pmic_print_error("hi6559 irq register ocp interrupt failed!\n");
ret |= iret;
}
iret = hi6559_irq_callback_register(IRQ_HI6559_OTMP, hi6559_otp_handle, NULL);
if (iret) {
pmic_print_error("hi6559 irq register otmp interrupt failed!\n");
ret |= iret;
}
iret = hi6559_irq_callback_register(IRQ_HI6559_VSYS_UNDER_2P5, hi6559_uvp_die_handle, NULL);
if (iret) {
pmic_print_error("hi6559 irq register ocp interrupt failed!\n");
ret |= iret;
}
iret = hi6559_irq_callback_register(IRQ_HI6559_VSYS_UNDER_2P85, hi6559_uvp_warning_handle, NULL);
if (iret) {
pmic_print_error("hi6559 irq register otmp interrupt failed!\n");
ret |= iret;
}
iret = hi6559_irq_callback_register(IRQ_HI6559_VSYS_OVER_6P0, hi6559_ovp_handle, NULL);
if (iret) {
pmic_print_error("hi6559 irq register otmp interrupt failed!\n");
ret |= iret;
}
pmic_print_error("hi6559 exc init ok!\n");
return ret;
}
/*****************************************************************************
函 数 名 : hi6559_ocp_scp_handle
功能描述 : 过流处理函数
输入参数 : @para 参数指针
输出参数 : 无
返 回 值 : 无
*****************************************************************************/
void hi6559_ocp_scp_handle(void* para)
{
u32 volt_need_off = 0;
u32 *pmu_ocp_flag = (u32 *)SHM_PMU_OCP_INFO_ADDR; /* 过流，需要关闭的过流源 */
s32 ret = ERROR;
u8 a_ucRecordReg[HI6559_NP_OCP_SCP_REG_NUM] = {0}; /* 过流寄存器读取值 */
u8 i = 0;
u8 j = 0;
/*lint --e{690,831}*/
para = para;
pmic_print_error("******* hi6559_current_overflow! **********\n");
for(i = 0; i < HI6559_NP_OCP_SCP_REG_NUM; i++)
{
bsp_hi6559_reg_read((HI6559_NP_SCP_RECORD1_OFFSET + i), &a_ucRecordReg[i]);
/* 在中断处理任务中，是否需要加锁? */
pmu_hi6559_om_data[i + 3] |= a_ucRecordReg[i];
}
/* 检查所有SCP_RECORD和OCP_RECORD中的状态, 根据nv配置进行安全处理 */
/* BUCK短路检查，0x18寄存器 */
for (j = 0; j < HI6559_NP_SCP_RECORD1_CONT_NUM; j++)
{
if (a_ucRecordReg[0] & (u8)((u32)0x1 << reg_np_scp_record1_cont[j].bit_ofs)) /*lint !e690,!e831*/
{
volt_need_off |= ((u32)0x1 << reg_np_scp_record1_cont[j].volt_id);
*pmu_ocp_flag |= ((u32)0x1 << reg_np_scp_record1_cont[j].volt_id);
print2file(PMU_OM_LOG,"pmu_hi6559:%s short !\n", reg_np_scp_record1_cont[j].cont);
}
}
/* BUCK过流检查，0x19寄存器 */
for (j = 0; j < HI6559_NP_OCP_RECORD1_CONT_NUM; j++)
{
if (a_ucRecordReg[1] & (u8)((u32)0x1 << reg_np_ocp_record1_cont[j].bit_ofs)) /*lint !e690,!e831*/
{
volt_need_off |= ((u32)0x1 << reg_np_ocp_record1_cont[j].volt_id);
*pmu_ocp_flag |= ((u32)0x1 << reg_np_ocp_record1_cont[j].volt_id);
print2file(PMU_OM_LOG,"pmu_hi6559:%s overflow !\n", reg_np_ocp_record1_cont[j].cont);
}
}
/* LDO1~8过流检查，0x1A寄存器 */
for (j = 0; j < HI6559_NP_OCP_RECORD2_CONT_NUM; j++)
{
if (a_ucRecordReg[2] & (u8)((u32)0x1 << reg_np_ocp_record2_cont[j].bit_ofs)) /*lint !e690,!e831*/
{
volt_need_off |= ((u32)0x1 << reg_np_ocp_record2_cont[j].volt_id);
*pmu_ocp_flag |= ((u32)0x1 << reg_np_ocp_record2_cont[j].volt_id);
print2file(PMU_OM_LOG,"pmu_hi6559:%s overflow !\n", reg_np_ocp_record2_cont[j].cont);
}
}
/* ldo9~14过流，寄存器0x1B */
for (j = 0; j < HI6559_NP_OCP_RECORD3_CONT_NUM; j++)
{
if (a_ucRecordReg[3] & (u8)((u32)0x1 << j)) /*lint !e690,!e831*/
{
volt_need_off |= ((u32)0x1 << (PMIC_HI6559_LDO09 + j));
*pmu_ocp_flag |= ((u32)0x1 << (PMIC_HI6559_LDO09 + j));
print2file(PMU_OM_LOG,"pmu_hi6559:LDO %d overflow !\n", PMIC_HI6559_LDO09 + j - 1);
}
}
/* ldo22~24过流，寄存器0x1C */
for(j = 0; j < HI6559_NP_OCP_RECORD4_CONT_NUM; j++)
{
if (a_ucRecordReg[4] & (u8)((u32)0x1 << (j + 5))) /*lint !e690,!e831*/
{
volt_need_off |= ((u32)0x1 << (PMIC_HI6559_LDO22 + j));
*pmu_ocp_flag |= ((u32)0x1 << (PMIC_HI6559_LDO22 + j));
print2file(PMU_OM_LOG,"pmu_hi6559:LDO %d overflow !\n", PMIC_HI6559_LDO22 + j + 6);
}
}
/* lvs7过流，寄存器0x1D */
if(a_ucRecordReg[5] & (u8)((u32)0x1 << HI6559_LVS07_BIT_OFFSET))
{
volt_need_off |= ((u32)0x1 << PMIC_HI6559_LVS07);
*pmu_ocp_flag |= ((u32)0x1 << PMIC_HI6559_LVS07);
print2file(PMU_OM_LOG,"pmu_hi6559:LVS7 overflow !\n");
}
/* lvs9过流，寄存器0x1E */
if(a_ucRecordReg[6] & (u8)((u32)0x1 << HI6559_LVS09_BIT_OFFSET))
{
volt_need_off |= ((u32)0x1 << PMIC_HI6559_LVS09);
*pmu_ocp_flag |= ((u32)0x1 << PMIC_HI6559_LVS09);
print2file(PMU_OM_LOG,"pmu_hi6559:LVS09 overflow !\n");
}
/* 异常信息发给C核 */
if(volt_need_off)
{
ret = bsp_icc_send(ICC_CPU_MODEM, PA_RF_ICC_CHN_ID, (u8*)&volt_need_off, sizeof(u32));
if(sizeof(u32) != (u32)ret)
{
pmic_print_error("bsp_icc_send failed, ret = %d!\n", ret);
}
}
/* 根据NV值确认是否需要关闭过流的电源 */
for(j = PMIC_HI6559_VOLT_MIN; j <= PMIC_HI6559_VOLT_MAX; j++)
{
if(pmu_exc_pro.ulOcpIsOff)
{
if(volt_need_off & ((u32)0x1 << j))
{
pmic_print_error("hi6559:volt id %d overflow !\n", j);
/* 需要关闭过流的电压源，则关闭 */
if(pmu_exc_pro.VoltProConfig[j].VoltOcpIsOff)
{
pmic_print_error("hi6559:volt id %d will be closed !\n", j);
bsp_hi6559_volt_disable(j);
}
/* 过流需要重启，则重启 */
if(pmu_exc_pro.VoltProConfig[j].VoltOcpIsRst)
{
pmic_print_error("hi6559:system will be restart!\n");
system_error(DRV_ERRNO_PMU_OVER_CUR, PMU_STATE_OVER_CUR, j, (char *)&volt_need_off, (u32)sizeof(volt_need_off));
}
}
}
else
{
if(volt_need_off & ((u32)0x1 << j))
{
pmic_print_error("hi6559:volt id %d overflow !\n", j);
}
}
}
/*清除非下电中断状态寄存器*/
for(i = 0; i < HI6559_NP_OCP_SCP_REG_NUM; i++)
{
bsp_hi6559_reg_write((HI6559_NP_SCP_RECORD1_OFFSET + i), a_ucRecordReg[i]); /*lint !e661*/
}
return;/*lint !e438*/
}
/*****************************************************************************
函 数 名 : hi6559_get_boot_state
功能描述 : 系统启动时检查pmu寄存器状态，确认是否是由pmu引起的重启
输入参数 : void
输出参数 : reset.log
返 回 值 : 0 - 非PMU引起的重启， else - PMU引起的重启原因
*****************************************************************************/
s32 hi6559_get_boot_state(void)
{
s32 iret = PMU_STATE_OK;
u16 j = 0;
if(true != (s32)pmu_om_flag) /* 如果没有读取过非下电寄存器，还没清除，则读取到全局变量里 */
{
for(j = 0; j < HI6559_NP_RECORD_REG_NUM; j++)
{
bsp_hi6559_reg_read((HI6559_NP_IRQ1_RECORD_OFFSET + j), &pmu_hi6559_om_boot[j]);
}
pmu_om_flag = true;
}
/* 欠压 */
if((pmu_hi6559_om_boot[0] & (0x01 << HI6559_VSYS_UNDER_2P5_OFFSET ))||
(pmu_hi6559_om_boot[0] & (0x01 << HI6559_VSYS_UNDER_2P85_OFFSET )))
{
iret|= PMU_STATE_UNDER_VOL;
}
/* 过压 */
if(pmu_hi6559_om_boot[0] & (0x01 << HI6559_VSYS_OVER_6P0_OFFSET ))
{
iret|= PMU_STATE_OVER_VOL;
}
/* 过温 */
if(pmu_hi6559_om_boot[1] & (0x01 << HI6559_OTMP_150_OFFSET ) )
{
iret|= PMU_STATE_OVER_TEMP;
}
/* buck短路，寄存器0x18 */
for (j = 0; j < HI6559_NP_SCP_RECORD1_CONT_NUM; j++)
{
if (pmu_hi6559_om_boot[3] & (u8)((u32)0x1 << reg_np_scp_record1_cont[j].bit_ofs))
{
iret |= PMU_STATE_OVER_CUR;
}
}
/* buck过流，寄存器0x19 */
for (j = 0; j < HI6559_NP_OCP_RECORD1_CONT_NUM; j++)
{
if (pmu_hi6559_om_boot[4] & (u8)((u32)0x1 << reg_np_ocp_record1_cont[j].bit_ofs))
{
iret |= PMU_STATE_OVER_CUR;
}
}
/* ldo1~8过流，寄存器0x1A */
for (j = 0; j < HI6559_NP_OCP_RECORD2_CONT_NUM; j++)
{
if (pmu_hi6559_om_boot[5] & (u8)((u32)0x1 << reg_np_ocp_record2_cont[j].bit_ofs))
{
iret |= PMU_STATE_OVER_CUR;
}
}
/* ldo9~14过流，寄存器0x1B */
for (j = 0; j < HI6559_NP_OCP_RECORD3_CONT_NUM; j++)
{
if (pmu_hi6559_om_boot[6] & (u8)((u32)0x1 << j))
{
iret |= PMU_STATE_OVER_CUR;
}
}
/* ldo22~24过流，寄存器0x1C */
for(j = 0; j < HI6559_NP_OCP_RECORD4_CONT_NUM; j++)
{
if (pmu_hi6559_om_boot[7] & (u8)((u32)0x1 << (j + 5)))
{
iret |= PMU_STATE_OVER_CUR;
}
}
/* lvs7过流，寄存器0x1D */
if (pmu_hi6559_om_boot[8] & (u8)((u32)0x1 << HI6559_LVS07_BIT_OFFSET))
{
iret|= PMU_STATE_OVER_CUR;
}
/* lvs9过流，寄存器0x1E */
if (pmu_hi6559_om_boot[9] & (u8)((u32)0x1 << HI6559_LVS09_BIT_OFFSET))
{
iret|= PMU_STATE_OVER_CUR;
}
return iret;
}
/*****************************************************************************
* 函 数 名 : hi6559_reg_read
*
* 功能描述 : 对pmu芯片寄存器的读函数
*
* 输入参数 : u16 addr：待写入的寄存器地址
* u8 u8Data：读出的数据
*
* 输出参数 : 无
*
* 返 回 值 : 无
*****************************************************************************/
void bsp_dr_reg_read( u16 addr, u8 *pValue)
{
bsp_hi6559_reg_read(addr,pValue);
}
/*****************************************************************************
函 数 名 : hi6559_irq_probe
功能描述 :
输入参数 : 无
输出参数 : 无
返 回 值 : 无
*****************************************************************************/
static s32 __init hi6559_irq_probe(struct platform_device *pdev)
{
s32 ret = BSP_PMU_OK;
u16 i = 0;
u8 regvalue = 0;
hi6559_irq_data_st = kzalloc(sizeof(*hi6559_irq_data_st), GFP_KERNEL);
if (hi6559_irq_data_st == NULL)
{
pmic_print_error("hi6559 irq kzalloc is failed,please check!\n");
return -ENOMEM;
}
hi6559_irq_data_st->irq = (unsigned)platform_get_irq(pdev, 0);
spin_lock_init(&hi6559_irq_data_st->irq_lock);/*中断只在Acore实现，多core*/
/* 初始化工作队列 */
hi6559_irq_data_st->hi6559_irq_wq = create_singlethread_workqueue("bsp_hi6559_irq");
INIT_WORK(&hi6559_irq_data_st->hi6559_irq_wk, (void *)hi6559_irq_wk_handler);
/* 处理usb拔出误报,若usb不在位，多报usb拔出无影响 */
bsp_hi6559_reg_read(HI6559_IRQ2_OFFSET, ®value);
if((regvalue & (0x01 << 2)) && hi6559_usb_state_get())
{
bsp_hi6559_reg_write(HI6559_IRQ2_OFFSET, 0x04);
}
/* 清除所有下电中断寄存器 */
for(i = 0;i < HI6559_IRQ_REG_NUM; i++)
{
bsp_hi6559_reg_read(HI6559_IRQ1_OFFSET + i,®value);
bsp_hi6559_reg_write(HI6559_IRQ1_OFFSET + i, regvalue);
}
/* 清除短路过流中断寄存器，这样过流中断位才能消除 */
for(i = 0; i < HI6559_NP_OCP_SCP_REG_NUM; i++)
{
bsp_hi6559_reg_read(HI6559_SCP_RECORD1_OFFSET + i, ®value);
bsp_hi6559_reg_write(HI6559_SCP_RECORD1_OFFSET + i, regvalue);
}
/* 屏蔽所有中断 */
for(i = 0;i < HI6559_IRQ_REG_NUM;i++)
{
bsp_hi6559_reg_write(HI6559_IRQ1_MASK_OFFSET + i, 0xff);
}
/* 中断注册 */
#ifdef CONFIG_MODULE_VIC
ret = bsp_vic_connect(hi6559_irq_data_st->irq, hi6559_irq_handler,(s32)(hi6559_irq_data_st->irq));
if (ret < 0)
{
pmic_print_error("unable to connect PMIC HI6559 IRQ!\n");
goto out;
}
ret = bsp_vic_enable(hi6559_irq_data_st->irq);
if (ret < 0) {
pmic_print_error("enable PMIC HI6559 IRQ error!\n");
goto out;
}
#else
ret = request_irq((hi6559_irq_data_st->irq), hi6559_irq_handler, IRQF_DISABLED,
"hi6559_irq", hi6559_irq_data_st);
if (ret < 0)
{
pmic_print_error("unable to request PMIC HI6559 IRQ!\n");
goto out;
}
#endif
/* 打开所有中断 */
for(i = 0; i < HI6559_IRQ_REG_NUM; i++)
{
bsp_hi6559_reg_write(HI6559_IRQ1_MASK_OFFSET + i, 0x0);
}
platform_set_drvdata(pdev, hi6559_irq_data_st);
pmic_print_error("hi6559_irq_probe ok !\n");
return ret;
out:
kfree(hi6559_irq_data_st);
return ret;
}
/*****************************************************************************
函 数 名 : hi6559_irq_wk_handler
功能描述 :
输入参数 : 无
输出参数 : 无
返 回 值 : 无
*****************************************************************************/
void hi6559_irq_wk_handler(void)
{
u32 reg = 0;
u8 i = 0, reg1 = 0, reg2 = 0, reg3 = 0, reg4 = 0, reg_tmp = 0;
u8 flag = 0; /*power 键按下和抬起中断同时过来的标志*/
/* 读所有中断 */
bsp_hi6559_reg_read(HI6559_IRQ1_OFFSET, ®1);
bsp_hi6559_reg_read(HI6559_IRQ2_OFFSET, ®2);
bsp_hi6559_reg_read(HI6559_IRQ3_OFFSET, ®3);
bsp_hi6559_reg_read(HI6559_IRQ4_OFFSET, ®4);
reg = ((u32)reg1 |
((u32)reg2 << HI6559_IRQM2_BASE_OFFSET) |
((u32)reg3 << HI6559_IRQM3_BASE_OFFSET) |
((u32)reg4 << HI6559_IRQM4_BASE_OFFSET));
/* 按键中断press和release中断同时发生，则flag置1 */
if (unlikely(0x60 == (0x60 & reg1))) { /*lint !e730*/
flag = 1;
}
/* 逐个寄存器清中断 */
if (reg1)
{
bsp_hi6559_reg_write(HI6559_IRQ1_OFFSET, reg1);
}
if (reg2)
{
if (reg2 & 0x01) /* 发生了过流/短路中断 */
{
for(i = 0; i < HI6559_NP_OCP_SCP_REG_NUM; i++)
{
/* 清除短路/过流中断状态寄存器 */
bsp_hi6559_reg_read(HI6559_IRQ2_OFFSET, ®_tmp);
if(reg_tmp)
{
bsp_hi6559_reg_write((HI6559_SCP_RECORD1_OFFSET + i), 0xFF);
}
}
}
bsp_hi6559_reg_write(HI6559_IRQ2_OFFSET, reg2);
}
if (reg3)
{
bsp_hi6559_reg_write(HI6559_IRQ3_OFFSET, reg3);
}
if (reg4)
{
/* sim拔出中断，使用拔出的下跳沿 */
if(reg4 & 0x04)
{
/* 先关闭电源再清中断，否则热插拔功能失效,修改为任务队列，故可以使用锁 */
/* 后续需分析是否会引起任务处理时间长，影响中断响应 */
bsp_hi6559_volt_disable(PMIC_HI6559_LDO09);
}
bsp_hi6559_reg_write(HI6559_IRQ4_OFFSET, reg4);
}
if (reg)
{
for (i = 0; i < HI6559_IRQ_NR; i++)
{
if ((1 == flag) && (5 == i))
{
/* 按键中断press和release中断同时发生，先处理press中断，这样更符合逻辑 */
Hi6559IrqInfo[6].cnt++;
if (NULL != Hi6559IrqInfo[6].routine)
Hi6559IrqInfo[6].routine(Hi6559IrqInfo[6].data);
Hi6559IrqInfo[5].cnt++;
if (NULL != Hi6559IrqInfo[5].routine)
Hi6559IrqInfo[5].routine(Hi6559IrqInfo[5].data);
i = i + 2;
}
if (reg & ((u32)1 << i))
{
Hi6559IrqInfo[i].cnt++;
/* 中断处理 */
if (NULL != Hi6559IrqInfo[i].routine)
{
Hi6559IrqInfo[i].routine(Hi6559IrqInfo[i].data);
}
}
}
}
pmic_print_info("**********hi6559_irq_wk_handler**********\n");
hi6559_irq_enable();
return;
}