4 files changed, 17 insertions, 7 deletions
diff --git a/arch/arm/mach-pxa/include/mach/gpio.h b/arch/arm/mach-pxa/include/mach/gpio.h
index b024a8b37439..c4639502efca 100644
--- a/arch/arm/mach-pxa/include/mach/gpio.h
+++ b/arch/arm/mach-pxa/include/mach/gpio.h
@@ -99,11 +99,24 @@
 #define GAFR(x)		GPIO_REG(0x54 + (((x) & 0x70) >> 2))
 
 
-#define NR_BUILTIN_GPIO 128
+#define NR_BUILTIN_GPIO		PXA_GPIO_IRQ_NUM
 
 #define gpio_to_bank(gpio)	((gpio) >> 5)
 #define gpio_to_irq(gpio)	IRQ_GPIO(gpio)
-#define irq_to_gpio(irq)	IRQ_TO_GPIO(irq)
+
+static inline int irq_to_gpio(unsigned int irq)
+{
+	int gpio;
+
+	if (irq == IRQ_GPIO0 || irq == IRQ_GPIO1)
+		return irq - IRQ_GPIO0;
+
+	gpio = irq - PXA_GPIO_IRQ_BASE;
+	if (gpio >= 2 && gpio < NR_BUILTIN_GPIO)
+		return gpio;
+
+	return -1;
+}
 
 #ifdef CONFIG_CPU_PXA26x
 /* GPIO86/87/88/89 on PXA26x have their direction bits in GPDR2 inverted,
diff --git a/arch/arm/mach-pxa/include/mach/irqs.h b/arch/arm/mach-pxa/include/mach/irqs.h
index a4285fc00878..038402404e39 100644
--- a/arch/arm/mach-pxa/include/mach/irqs.h
+++ b/arch/arm/mach-pxa/include/mach/irqs.h
@@ -93,9 +93,6 @@
 #define GPIO_2_x_TO_IRQ(x)	(PXA_GPIO_IRQ_BASE + (x))
 #define IRQ_GPIO(x)	(((x) < 2) ? (IRQ_GPIO0 + (x)) : GPIO_2_x_TO_IRQ(x))
 
-#define IRQ_TO_GPIO_2_x(i)	((i) - PXA_GPIO_IRQ_BASE)
-#define IRQ_TO_GPIO(i)	(((i) < IRQ_GPIO(2)) ? ((i) - IRQ_GPIO0) : IRQ_TO_GPIO_2_x(i))
-
 /*
  * The following interrupts are for board specific purposes. Since
  * the kernel can only run on one machine at a time, we can re-use
diff --git a/arch/arm/mach-pxa/include/mach/pxa3xx-regs.h b/arch/arm/mach-pxa/include/mach/pxa3xx-regs.h
index e4fb4668c26e..207ecb49a61b 100644
--- a/arch/arm/mach-pxa/include/mach/pxa3xx-regs.h
+++ b/arch/arm/mach-pxa/include/mach/pxa3xx-regs.h
@@ -38,7 +38,7 @@
 #define PCMD(x)		__REG(0x40F50110 + ((x) << 2))
 
 /*
- * Slave Power Managment Unit
+ * Slave Power Management Unit
  */
 #define ASCR		__REG(0x40f40000)	/* Application Subsystem Power Status/Configuration */
 #define ARSR		__REG(0x40f40004)	/* Application Subsystem Reset Status */
diff --git a/arch/arm/mach-pxa/include/mach/zeus.h b/arch/arm/mach-pxa/include/mach/zeus.h
index faa408ab7ad7..0641f31a56b7 100644
--- a/arch/arm/mach-pxa/include/mach/zeus.h
+++ b/arch/arm/mach-pxa/include/mach/zeus.h
@@ -64,7 +64,7 @@
 
 /*
  * CPLD registers:
- * Only 4 registers, but spreaded over a 32MB address space.
+ * Only 4 registers, but spread over a 32MB address space.
  * Be gentle, and remap that over 32kB...
  */