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197 lines
6.8 KiB
197 lines
6.8 KiB
// SPDX-License-Identifier: GPL-2.0+ |
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/* Interrupt support for Dialog DA9063 |
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* |
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* Copyright 2012 Dialog Semiconductor Ltd. |
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* Copyright 2013 Philipp Zabel, Pengutronix |
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* |
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* Author: Michal Hajduk, Dialog Semiconductor |
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*/ |
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#include <linux/kernel.h> |
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#include <linux/module.h> |
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#include <linux/irq.h> |
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#include <linux/mfd/core.h> |
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#include <linux/interrupt.h> |
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#include <linux/regmap.h> |
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#include <linux/mfd/da9063/core.h> |
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#define DA9063_REG_EVENT_A_OFFSET 0 |
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#define DA9063_REG_EVENT_B_OFFSET 1 |
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#define DA9063_REG_EVENT_C_OFFSET 2 |
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#define DA9063_REG_EVENT_D_OFFSET 3 |
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static const struct regmap_irq da9063_irqs[] = { |
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/* DA9063 event A register */ |
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REGMAP_IRQ_REG(DA9063_IRQ_ONKEY, |
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DA9063_REG_EVENT_A_OFFSET, DA9063_M_ONKEY), |
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REGMAP_IRQ_REG(DA9063_IRQ_ALARM, |
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DA9063_REG_EVENT_A_OFFSET, DA9063_M_ALARM), |
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REGMAP_IRQ_REG(DA9063_IRQ_TICK, |
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DA9063_REG_EVENT_A_OFFSET, DA9063_M_TICK), |
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REGMAP_IRQ_REG(DA9063_IRQ_ADC_RDY, |
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DA9063_REG_EVENT_A_OFFSET, DA9063_M_ADC_RDY), |
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REGMAP_IRQ_REG(DA9063_IRQ_SEQ_RDY, |
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DA9063_REG_EVENT_A_OFFSET, DA9063_M_SEQ_RDY), |
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/* DA9063 event B register */ |
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REGMAP_IRQ_REG(DA9063_IRQ_WAKE, |
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DA9063_REG_EVENT_B_OFFSET, DA9063_M_WAKE), |
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REGMAP_IRQ_REG(DA9063_IRQ_TEMP, |
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DA9063_REG_EVENT_B_OFFSET, DA9063_M_TEMP), |
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REGMAP_IRQ_REG(DA9063_IRQ_COMP_1V2, |
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DA9063_REG_EVENT_B_OFFSET, DA9063_M_COMP_1V2), |
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REGMAP_IRQ_REG(DA9063_IRQ_LDO_LIM, |
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DA9063_REG_EVENT_B_OFFSET, DA9063_M_LDO_LIM), |
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REGMAP_IRQ_REG(DA9063_IRQ_REG_UVOV, |
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DA9063_REG_EVENT_B_OFFSET, DA9063_M_UVOV), |
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REGMAP_IRQ_REG(DA9063_IRQ_DVC_RDY, |
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DA9063_REG_EVENT_B_OFFSET, DA9063_M_DVC_RDY), |
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REGMAP_IRQ_REG(DA9063_IRQ_VDD_MON, |
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DA9063_REG_EVENT_B_OFFSET, DA9063_M_VDD_MON), |
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REGMAP_IRQ_REG(DA9063_IRQ_WARN, |
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DA9063_REG_EVENT_B_OFFSET, DA9063_M_VDD_WARN), |
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/* DA9063 event C register */ |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI0, |
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DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI0), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI1, |
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DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI1), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI2, |
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DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI2), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI3, |
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DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI3), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI4, |
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DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI4), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI5, |
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DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI5), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI6, |
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DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI6), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI7, |
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DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI7), |
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/* DA9063 event D register */ |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI8, |
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DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI8), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI9, |
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DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI9), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI10, |
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DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI10), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI11, |
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DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI11), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI12, |
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DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI12), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI13, |
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DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI13), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI14, |
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DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI14), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI15, |
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DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI15), |
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}; |
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static const struct regmap_irq_chip da9063_irq_chip = { |
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.name = "da9063-irq", |
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.irqs = da9063_irqs, |
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.num_irqs = ARRAY_SIZE(da9063_irqs), |
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.num_regs = 4, |
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.status_base = DA9063_REG_EVENT_A, |
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.mask_base = DA9063_REG_IRQ_MASK_A, |
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.ack_base = DA9063_REG_EVENT_A, |
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.init_ack_masked = true, |
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}; |
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static const struct regmap_irq da9063l_irqs[] = { |
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/* DA9063 event A register */ |
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REGMAP_IRQ_REG(DA9063_IRQ_ONKEY, |
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DA9063_REG_EVENT_A_OFFSET, DA9063_M_ONKEY), |
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REGMAP_IRQ_REG(DA9063_IRQ_ADC_RDY, |
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DA9063_REG_EVENT_A_OFFSET, DA9063_M_ADC_RDY), |
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REGMAP_IRQ_REG(DA9063_IRQ_SEQ_RDY, |
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DA9063_REG_EVENT_A_OFFSET, DA9063_M_SEQ_RDY), |
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/* DA9063 event B register */ |
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REGMAP_IRQ_REG(DA9063_IRQ_WAKE, |
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DA9063_REG_EVENT_B_OFFSET, DA9063_M_WAKE), |
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REGMAP_IRQ_REG(DA9063_IRQ_TEMP, |
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DA9063_REG_EVENT_B_OFFSET, DA9063_M_TEMP), |
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REGMAP_IRQ_REG(DA9063_IRQ_COMP_1V2, |
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DA9063_REG_EVENT_B_OFFSET, DA9063_M_COMP_1V2), |
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REGMAP_IRQ_REG(DA9063_IRQ_LDO_LIM, |
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DA9063_REG_EVENT_B_OFFSET, DA9063_M_LDO_LIM), |
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REGMAP_IRQ_REG(DA9063_IRQ_REG_UVOV, |
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DA9063_REG_EVENT_B_OFFSET, DA9063_M_UVOV), |
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REGMAP_IRQ_REG(DA9063_IRQ_DVC_RDY, |
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DA9063_REG_EVENT_B_OFFSET, DA9063_M_DVC_RDY), |
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REGMAP_IRQ_REG(DA9063_IRQ_VDD_MON, |
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DA9063_REG_EVENT_B_OFFSET, DA9063_M_VDD_MON), |
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REGMAP_IRQ_REG(DA9063_IRQ_WARN, |
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DA9063_REG_EVENT_B_OFFSET, DA9063_M_VDD_WARN), |
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/* DA9063 event C register */ |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI0, |
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DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI0), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI1, |
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DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI1), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI2, |
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DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI2), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI3, |
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DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI3), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI4, |
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DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI4), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI5, |
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DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI5), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI6, |
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DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI6), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI7, |
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DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI7), |
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/* DA9063 event D register */ |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI8, |
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DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI8), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI9, |
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DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI9), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI10, |
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DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI10), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI11, |
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DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI11), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI12, |
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DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI12), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI13, |
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DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI13), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI14, |
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DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI14), |
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REGMAP_IRQ_REG(DA9063_IRQ_GPI15, |
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DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI15), |
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}; |
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static const struct regmap_irq_chip da9063l_irq_chip = { |
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.name = "da9063l-irq", |
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.irqs = da9063l_irqs, |
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.num_irqs = ARRAY_SIZE(da9063l_irqs), |
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.num_regs = 4, |
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.status_base = DA9063_REG_EVENT_A, |
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.mask_base = DA9063_REG_IRQ_MASK_A, |
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.ack_base = DA9063_REG_EVENT_A, |
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.init_ack_masked = true, |
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}; |
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int da9063_irq_init(struct da9063 *da9063) |
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{ |
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const struct regmap_irq_chip *irq_chip; |
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int ret; |
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if (!da9063->chip_irq) { |
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dev_err(da9063->dev, "No IRQ configured\n"); |
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return -EINVAL; |
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} |
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if (da9063->type == PMIC_TYPE_DA9063) |
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irq_chip = &da9063_irq_chip; |
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else |
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irq_chip = &da9063l_irq_chip; |
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ret = devm_regmap_add_irq_chip(da9063->dev, da9063->regmap, |
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da9063->chip_irq, |
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IRQF_TRIGGER_LOW | IRQF_ONESHOT | IRQF_SHARED, |
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da9063->irq_base, irq_chip, &da9063->regmap_irq); |
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if (ret) { |
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dev_err(da9063->dev, "Failed to reguest IRQ %d: %d\n", |
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da9063->chip_irq, ret); |
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return ret; |
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} |
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return 0; |
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}
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