mfd: max8998: Add irq domain support
This patch adds irq domain support for max8998 interrupts.
To keep both non-DT and DT worlds happy, simple domain is used, which is
linear when no explicit IRQ base is specified and legacy, with static
mapping, otherwise.
Signed-off-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
diff --git a/include/linux/mfd/max8998-private.h b/include/linux/mfd/max8998-private.h
index effa5d3..bfb48b6 100644
--- a/include/linux/mfd/max8998-private.h
+++ b/include/linux/mfd/max8998-private.h
@@ -132,6 +132,8 @@
#define MAX8998_ENRAMP (1 << 4)
+struct irq_domain;
+
/**
* struct max8998_dev - max8998 master device for sub-drivers
* @dev: master device of the chip (can be used to access platform data)
@@ -153,7 +155,8 @@
struct mutex iolock;
struct mutex irqlock;
- int irq_base;
+ unsigned int irq_base;
+ struct irq_domain *irq_domain;
int irq;
int ono;
u8 irq_masks_cur[MAX8998_NUM_IRQ_REGS];
diff --git a/include/linux/mfd/max8998.h b/include/linux/mfd/max8998.h
index 6823548..7547118 100644
--- a/include/linux/mfd/max8998.h
+++ b/include/linux/mfd/max8998.h
@@ -100,7 +100,7 @@
struct max8998_platform_data {
struct max8998_regulator_data *regulators;
int num_regulators;
- int irq_base;
+ unsigned int irq_base;
int ono;
bool buck_voltage_lock;
int buck1_voltage1;