drivers/mfd/intel_soc_pmic_bxtwc.c

3  * MFD core driver for Intel Broxton Whiskey Cove PMIC
21 /* PMIC device registers */
59 /* Whiskey Cove PMIC share same ACPI ID between different platforms */
293 	struct intel_soc_pmic *pmic = context;  in regmap_ipc_byte_reg_read()  local
295 	if (!pmic)  in regmap_ipc_byte_reg_read()
307 	ret = intel_scu_ipc_dev_command(pmic->scu, PMC_PMIC_ACCESS,  in regmap_ipc_byte_reg_read()
323 	struct intel_soc_pmic *pmic = context;  in regmap_ipc_byte_reg_write()  local
325 	if (!pmic)  in regmap_ipc_byte_reg_write()
338 	return intel_scu_ipc_dev_command(pmic->scu, PMC_PMIC_ACCESS,  in regmap_ipc_byte_reg_write()
343 /* sysfs interfaces to r/w PMIC registers, required by initial script */
368 	struct intel_soc_pmic *pmic = dev_get_drvdata(dev);  in val_show()  local
370 	ret = regmap_read(pmic->regmap, bxtwc_reg_addr, &val);  in val_show()
384 	struct intel_soc_pmic *pmic = dev_get_drvdata(dev);  in val_store()  local
390 	ret = regmap_write(pmic->regmap, bxtwc_reg_addr, val);  in val_store()
423 static int bxtwc_add_chained_irq_chip(struct intel_soc_pmic *pmic,  in bxtwc_add_chained_irq_chip()  argument
433 		return dev_err_probe(pmic->dev, irq, "Failed to get parent vIRQ(%d) for chip %s\n",  in bxtwc_add_chained_irq_chip()
436 	return devm_regmap_add_irq_chip(pmic->dev, pmic->regmap, irq, irq_flags,  in bxtwc_add_chained_irq_chip()
440 static int bxtwc_add_chained_devices(struct intel_soc_pmic *pmic,  in bxtwc_add_chained_devices()  argument
447 	struct device *dev = pmic->dev;  in bxtwc_add_chained_devices()
451 	ret = bxtwc_add_chained_irq_chip(pmic, pdata, pirq, irq_flags, chip, data);  in bxtwc_add_chained_devices()
466 	struct intel_soc_pmic *pmic;  in bxtwc_probe()  local
470 		return dev_err_probe(dev, -ENODEV, "Failed to get PMIC hardware revision\n");  in bxtwc_probe()
472 		return dev_err_probe(dev, -ENODEV, "Invalid PMIC hardware revision: %llu\n", hrv);  in bxtwc_probe()
474 	pmic = devm_kzalloc(dev, sizeof(*pmic), GFP_KERNEL);  in bxtwc_probe()
475 	if (!pmic)  in bxtwc_probe()
481 	pmic->irq = ret;  in bxtwc_probe()
483 	platform_set_drvdata(pdev, pmic);  in bxtwc_probe()
484 	pmic->dev = dev;  in bxtwc_probe()
486 	pmic->scu = devm_intel_scu_ipc_dev_get(dev);  in bxtwc_probe()
487 	if (!pmic->scu)  in bxtwc_probe()
490 	pmic->regmap = devm_regmap_init(dev, NULL, pmic, &bxtwc_regmap_config);  in bxtwc_probe()
491 	if (IS_ERR(pmic->regmap))  in bxtwc_probe()
492 		return dev_err_probe(dev, PTR_ERR(pmic->regmap), "Failed to initialise regmap\n");  in bxtwc_probe()
494 	ret = devm_regmap_add_irq_chip(dev, pmic->regmap, pmic->irq,  in bxtwc_probe()
497 				       &pmic->irq_chip_data);  in bxtwc_probe()
501 	ret = bxtwc_add_chained_devices(pmic, bxt_wc_tmu_dev, ARRAY_SIZE(bxt_wc_tmu_dev),  in bxtwc_probe()
502 					pmic->irq_chip_data,  in bxtwc_probe()
506 					&pmic->irq_chip_data_tmu);  in bxtwc_probe()
510 	ret = bxtwc_add_chained_irq_chip(pmic, pmic->irq_chip_data,  in bxtwc_probe()
514 					 &pmic->irq_chip_data_pwrbtn);  in bxtwc_probe()
518 	ret = bxtwc_add_chained_devices(pmic, bxt_wc_bcu_dev, ARRAY_SIZE(bxt_wc_bcu_dev),  in bxtwc_probe()
519 					pmic->irq_chip_data,  in bxtwc_probe()
523 					&pmic->irq_chip_data_bcu);  in bxtwc_probe()
527 	ret = bxtwc_add_chained_devices(pmic, bxt_wc_adc_dev, ARRAY_SIZE(bxt_wc_adc_dev),  in bxtwc_probe()
528 					pmic->irq_chip_data,  in bxtwc_probe()
532 					&pmic->irq_chip_data_adc);  in bxtwc_probe()
536 	ret = bxtwc_add_chained_devices(pmic, bxt_wc_chgr_dev, ARRAY_SIZE(bxt_wc_chgr_dev),  in bxtwc_probe()
537 					pmic->irq_chip_data,  in bxtwc_probe()
541 					&pmic->irq_chip_data_chgr);  in bxtwc_probe()
546 	ret = bxtwc_add_chained_irq_chip(pmic, pmic->irq_chip_data,  in bxtwc_probe()
550 					 &pmic->irq_chip_data_crit);  in bxtwc_probe()
566 	regmap_update_bits(pmic->regmap, BXTWC_MIRQLVL1, BXTWC_MIRQLVL1_MCHGR, 0);  in bxtwc_probe()
573 	struct intel_soc_pmic *pmic = platform_get_drvdata(pdev);  in bxtwc_shutdown()  local
575 	disable_irq(pmic->irq);  in bxtwc_shutdown()
580 	struct intel_soc_pmic *pmic = dev_get_drvdata(dev);  in bxtwc_suspend()  local
582 	disable_irq(pmic->irq);  in bxtwc_suspend()
589 	struct intel_soc_pmic *pmic = dev_get_drvdata(dev);  in bxtwc_resume()  local
591 	enable_irq(pmic->irq);  in bxtwc_resume()
607 		.name	= "BXTWC PMIC",