forked from luck/tmp_suning_uos_patched
c727eea92c
Replace DA9063_NUM_IRQ macro which is not used anywhere with plain ARRAY_SIZE(). Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Signed-off-by: Lee Jones <lee.jones@linaro.org>
127 lines
4.2 KiB
C
127 lines
4.2 KiB
C
/* da9063-irq.c: Interrupts 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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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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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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#include <linux/mfd/da9063/pdata.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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int da9063_irq_init(struct da9063 *da9063)
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{
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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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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, &da9063_irq_chip,
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&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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