[ARM] Rename chipdata to 'base' and make it an iomem pointer

In all current use cases, "chipdata" is used to store an iomem address.
Mark it with __iomem, and rename it to 'base'.  Leave the accessor macros
alone.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 2 insertions, 2 deletions

diff --git a/arch/arm/mach-at91rm9200/gpio.c b/arch/arm/mach-at91rm9200/gpio.c
index 0e396feec468..5ab46274e1a3 100644
--- a/arch/arm/mach-at91rm9200/gpio.c
+++ b/arch/arm/mach-at91rm9200/gpio.c
@@ -261,7 +261,7 @@ static void gpio_irq_handler(unsigned irq, struct irqdesc *desc, struct pt_regs
         void __iomem    *pio;
         u32             isr;
 
-        pio = (void __force __iomem *) desc->chipdata;
+        pio = desc->base;
 
         /* temporarily mask (level sensitive) parent IRQ */
         desc->chip->ack(irq);
@@ -312,7 +312,7 @@ void __init at91_gpio_irq_setup(unsigned banks)
                 __raw_writel(~0, controller + PIO_IDR);
 
                 set_irq_data(id, (void *) pin);
-                set_irq_chipdata(id, (void __force *) controller);
+                set_irq_chipdata(id, controller);
 
                 for (i = 0; i < 32; i++, pin++) {
                         set_irq_chip(pin, &gpio_irqchip);