This patch continues the preparation for adding support for max77836
device to existing max14577 driver.
During probe choose muic_irqs according to device type. Currently there
are only "max14577_muic_irqs" but later patch will add max77836
interrupts.
Signed-off-by: Krzysztof Kozlowski <k.kozlow...@samsung.com>
Cc: Kyungmin Park <kyungmin.p...@samsung.com>
Cc: Marek Szyprowski <m.szyprow...@samsung.com>
---
drivers/extcon/extcon-max14577.c | 65 ++++++++++++++++++++++----------------
1 file changed, 37 insertions(+), 28 deletions(-)
diff --git a/drivers/extcon/extcon-max14577.c b/drivers/extcon/extcon-max14577.c
index fb343f4042d2..e986a9b92b60 100644
--- a/drivers/extcon/extcon-max14577.c
+++ b/drivers/extcon/extcon-max14577.c
@@ -39,6 +39,29 @@ enum max14577_muic_status {
MAX14577_MUIC_STATUS_END,
};
+/**
+ * struct max14577_muic_irq
+ * @irq: the index of irq list of MUIC device.
+ * @name: the name of irq.
+ * @virq: the virtual irq to use irq domain
+ */
+struct max14577_muic_irq {
+ unsigned int irq;
+ const char *name;
+ unsigned int virq;
+};
+
+static struct max14577_muic_irq max14577_muic_irqs[] = {
+ { MAXIM_IRQ_INT1_ADC, "muic-ADC" },
+ { MAXIM_IRQ_INT1_ADCLOW, "muic-ADCLOW" },
+ { MAXIM_IRQ_INT1_ADCERR, "muic-ADCError" },
+ { MAXIM_IRQ_INT2_CHGTYP, "muic-CHGTYP" },
+ { MAXIM_IRQ_INT2_CHGDETRUN, "muic-CHGDETRUN" },
+ { MAXIM_IRQ_INT2_DCDTMR, "muic-DCDTMR" },
+ { MAXIM_IRQ_INT2_DBCHG, "muic-DBCHG" },
+ { MAXIM_IRQ_INT2_VBVOLT, "muic-VBVOLT" },
+};
+
struct max14577_muic_info {
struct device *dev;
struct maxim_core *maxim_core;
@@ -47,6 +70,8 @@ struct max14577_muic_info {
int prev_chg_type;
u8 status[MAX14577_MUIC_STATUS_END];
+ struct max14577_muic_irq *muic_irqs;
+ unsigned int muic_irqs_num;
bool irq_adc;
bool irq_chg;
struct work_struct irq_work;
@@ -73,29 +98,6 @@ enum max14577_muic_cable_group {
MAX14577_CABLE_GROUP_CHG,
};
-/**
- * struct max14577_muic_irq
- * @irq: the index of irq list of MUIC device.
- * @name: the name of irq.
- * @virq: the virtual irq to use irq domain
- */
-struct max14577_muic_irq {
- unsigned int irq;
- const char *name;
- unsigned int virq;
-};
-
-static struct max14577_muic_irq max14577_muic_irqs[] = {
- { MAXIM_IRQ_INT1_ADC, "muic-ADC" },
- { MAXIM_IRQ_INT1_ADCLOW, "muic-ADCLOW" },
- { MAXIM_IRQ_INT1_ADCERR, "muic-ADCError" },
- { MAXIM_IRQ_INT2_CHGTYP, "muic-CHGTYP" },
- { MAXIM_IRQ_INT2_CHGDETRUN, "muic-CHGDETRUN" },
- { MAXIM_IRQ_INT2_DCDTMR, "muic-DCDTMR" },
- { MAXIM_IRQ_INT2_DBCHG, "muic-DBCHG" },
- { MAXIM_IRQ_INT2_VBVOLT, "muic-VBVOLT" },
-};
-
/* Define supported accessory type */
enum max14577_muic_acc_type {
MAX14577_MUIC_ADC_GROUND = 0x0,
@@ -541,9 +543,9 @@ static irqreturn_t max14577_muic_irq_handler(int irq, void
*data)
* However we only need to know whether it was ADC, charger
* or both interrupts so decode IRQ and turn on proper flags.
*/
- for (i = 0; i < ARRAY_SIZE(max14577_muic_irqs); i++)
- if (irq == max14577_muic_irqs[i].virq)
- irq_type = max14577_muic_irqs[i].irq;
+ for (i = 0; i < info->muic_irqs_num; i++)
+ if (irq == info->muic_irqs[i].virq)
+ irq_type = info->muic_irqs[i].irq;
switch (irq_type) {
case MAXIM_IRQ_INT1_ADC:
@@ -646,9 +648,16 @@ static int max14577_muic_probe(struct platform_device
*pdev)
INIT_WORK(&info->irq_work, max14577_muic_irq_work);
+ switch (maxim_core->dev_type) {
+ case MAXIM_DEVICE_TYPE_MAX14577:
+ default:
+ info->muic_irqs = max14577_muic_irqs;
+ info->muic_irqs_num = ARRAY_SIZE(max14577_muic_irqs);
+ }
+
/* Support irq domain for max14577 MUIC device */
- for (i = 0; i < ARRAY_SIZE(max14577_muic_irqs); i++) {
- struct max14577_muic_irq *muic_irq = &max14577_muic_irqs[i];
+ for (i = 0; i < info->muic_irqs_num; i++) {
+ struct max14577_muic_irq *muic_irq = &info->muic_irqs[i];
unsigned int virq = 0;
virq = regmap_irq_get_virq(maxim_core->irq_data_muic,
--
1.7.9.5
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
