linux-kernel - [PATCH v3 07/10] mfd: da9063: Add custom IRQ map for DA9063L

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Date:   Sat,  2 Jun 2018 12:11:52 +0200
From:   Marek Vasut <marek.vasut@...il.com>
To:     linux-kernel@...r.kernel.org
Cc:     Marek Vasut <marek.vasut+renesas@...il.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Lee Jones <lee.jones@...aro.org>,
        Mark Brown <broonie@...nel.org>,
        Steve Twiss <stwiss.opensource@...semi.com>,
        Wolfram Sang <wsa+renesas@...g-engineering.com>,
        linux-renesas-soc@...r.kernel.org
Subject: [PATCH v3 07/10] mfd: da9063: Add custom IRQ map for DA9063L

While the datasheet for DA9063L (2v1, 23-Mar-2017) lists the RTC register
block, the DA9063L does not have an RTC. Add custom IRQ map for DA9063L to
ignore the Alarm and Tick IRQs from the PMIC.

Signed-off-by: Marek Vasut <marek.vasut+renesas@...il.com>
Cc: Geert Uytterhoeven <geert+renesas@...der.be>
Cc: Lee Jones <lee.jones@...aro.org>
Cc: Mark Brown <broonie@...nel.org>
Cc: Steve Twiss <stwiss.opensource@...semi.com>
Cc: Wolfram Sang <wsa+renesas@...g-engineering.com>
Cc: linux-renesas-soc@...r.kernel.org
---
V3: New patch
---
 drivers/mfd/da9063-irq.c | 55 ++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 53 insertions(+), 2 deletions(-)

diff --git a/drivers/mfd/da9063-irq.c b/drivers/mfd/da9063-irq.c
index 5b406ecfc14a..b6a88861cc2e 100644
--- a/drivers/mfd/da9063-irq.c
+++ b/drivers/mfd/da9063-irq.c
@@ -74,8 +74,55 @@ static const struct regmap_irq_chip da9063_irq_chip = {
 	.init_ack_masked = true,
 };
 
+static const struct regmap_irq da9063l_irqs[] = {
+	/* DA9063 event A register */
+	REGMAP_IRQ_REG(DA9063_IRQ_ONKEY, DA9063_REG_EVENT_A_OFFSET, DA9063_M_ONKEY),
+	REGMAP_IRQ_REG(DA9063_IRQ_ADC_RDY, DA9063_REG_EVENT_A_OFFSET, DA9063_M_ADC_RDY),
+	REGMAP_IRQ_REG(DA9063_IRQ_SEQ_RDY, DA9063_REG_EVENT_A_OFFSET, DA9063_M_SEQ_RDY),
+	/* DA9063 event B register */
+	REGMAP_IRQ_REG(DA9063_IRQ_WAKE, DA9063_REG_EVENT_B_OFFSET, DA9063_M_WAKE),
+	REGMAP_IRQ_REG(DA9063_IRQ_TEMP, DA9063_REG_EVENT_B_OFFSET, DA9063_M_TEMP),
+	REGMAP_IRQ_REG(DA9063_IRQ_COMP_1V2, DA9063_REG_EVENT_B_OFFSET, DA9063_M_COMP_1V2),
+	REGMAP_IRQ_REG(DA9063_IRQ_LDO_LIM, DA9063_REG_EVENT_B_OFFSET, DA9063_M_LDO_LIM),
+	REGMAP_IRQ_REG(DA9063_IRQ_REG_UVOV, DA9063_REG_EVENT_B_OFFSET, DA9063_M_UVOV),
+	REGMAP_IRQ_REG(DA9063_IRQ_DVC_RDY, DA9063_REG_EVENT_B_OFFSET, DA9063_M_DVC_RDY),
+	REGMAP_IRQ_REG(DA9063_IRQ_VDD_MON, DA9063_REG_EVENT_B_OFFSET, DA9063_M_VDD_MON),
+	REGMAP_IRQ_REG(DA9063_IRQ_WARN, DA9063_REG_EVENT_B_OFFSET, DA9063_M_VDD_WARN),
+	/* DA9063 event C register */
+	REGMAP_IRQ_REG(DA9063_IRQ_GPI0, DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI0),
+	REGMAP_IRQ_REG(DA9063_IRQ_GPI1, DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI1),
+	REGMAP_IRQ_REG(DA9063_IRQ_GPI2, DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI2),
+	REGMAP_IRQ_REG(DA9063_IRQ_GPI3, DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI3),
+	REGMAP_IRQ_REG(DA9063_IRQ_GPI4, DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI4),
+	REGMAP_IRQ_REG(DA9063_IRQ_GPI5, DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI5),
+	REGMAP_IRQ_REG(DA9063_IRQ_GPI6, DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI6),
+	REGMAP_IRQ_REG(DA9063_IRQ_GPI7, DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI7),
+	/* DA9063 event D register */
+	REGMAP_IRQ_REG(DA9063_IRQ_GPI8, DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI8),
+	REGMAP_IRQ_REG(DA9063_IRQ_GPI9, DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI9),
+	REGMAP_IRQ_REG(DA9063_IRQ_GPI10, DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI10),
+	REGMAP_IRQ_REG(DA9063_IRQ_GPI11, DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI11),
+	REGMAP_IRQ_REG(DA9063_IRQ_GPI12, DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI12),
+	REGMAP_IRQ_REG(DA9063_IRQ_GPI13, DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI13),
+	REGMAP_IRQ_REG(DA9063_IRQ_GPI14, DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI14),
+	REGMAP_IRQ_REG(DA9063_IRQ_GPI15, DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI15),
+};
+
+static const struct regmap_irq_chip da9063l_irq_chip = {
+	.name = "da9063l-irq",
+	.irqs = da9063l_irqs,
+	.num_irqs = DA9063_NUM_IRQ,
+
+	.num_regs = 4,
+	.status_base = DA9063_REG_EVENT_A,
+	.mask_base = DA9063_REG_IRQ_MASK_A,
+	.ack_base = DA9063_REG_EVENT_A,
+	.init_ack_masked = true,
+};
+
 int da9063_irq_init(struct da9063 *da9063)
 {
+	struct regmap_irq_chip *irq_chip;
 	int ret;
 
 	if (!da9063->chip_irq) {
@@ -83,10 +130,14 @@ int da9063_irq_init(struct da9063 *da9063)
 		return -EINVAL;
 	}
 
+	if (da9063->type == PMIC_TYPE_DA9063)
+		irq_chip = &da9063_irq_chip;
+	else
+		irq_chip = &da9063l_irq_chip;
+
 	ret = regmap_add_irq_chip(da9063->regmap, da9063->chip_irq,
 			IRQF_TRIGGER_LOW | IRQF_ONESHOT | IRQF_SHARED,
-			da9063->irq_base, &da9063_irq_chip,
-			&da9063->regmap_irq);
+			da9063->irq_base, irq_chip, &da9063->regmap_irq);
 	if (ret) {
 		dev_err(da9063->dev, "Failed to reguest IRQ %d: %d\n",
 				da9063->chip_irq, ret);
-- 
2.16.2