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[ARM] 5373/2: Add gpiolib support to AT91

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Add support for gpiolib, including debugfs output, to the AT91 family.
The at91_get/set_gpio_value calls still exist since they are used by the
atmel serial driver.

Signed-off-by: Ryan Mallon <ryan@bluewatersys.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Ryan Mallon
2009-02-10 21:02:08 +01:00
committed by Russell King
parent b7eb1a5ed5
commit f373e8c063
4 changed files with 161 additions and 147 deletions
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3
arch/arm/mach-at91/generic.h
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@@ -47,9 +47,6 @@ extern void at91_irq_resume(void);
#define AT91RM9200_BGA 4 /* AT91RM9200 BGA package has 4 banks */
struct at91_gpio_bank {
unsigned chipbase; /* bank's first GPIO number */
void __iomem *regbase; /* base of register bank */
struct at91_gpio_bank *next; /* bank sharing same IRQ/clock/... */
unsigned short id; /* peripheral ID */
unsigned long offset; /* offset from system peripheral base */
struct clk *clock; /* associated clock */