diff options
| author | Andrew Victor <andrew@sanpeople.com> | 2006-09-27 13:23:00 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2006-09-28 11:53:47 +0100 |
| commit | f21738341ca330ec83ef978ee63ffa5ecf13f082 (patch) | |
| tree | be42abeb9ef2509a5a0c4187f4aa076d8f3c2dee /arch/arm/mach-at91rm9200/generic.h | |
| parent | 2eeaaa21de68cb8869d3a54438a9224321d3dd03 (diff) | |
| download | lwn-f21738341ca330ec83ef978ee63ffa5ecf13f082.tar.gz lwn-f21738341ca330ec83ef978ee63ffa5ecf13f082.zip | |
[ARM] 3867/1: AT91 GPIO update
This patch makes the AT91 gpio.c support processor-generic (AT91RM9200
and AT91SAM9xxx). The GPIO controllers supported by a particular AT91
processor are defined in the processor-specific file and are registered
with gpio.c at startup.
Signed-off-by: Andrew Victor <andrew@sanpeople.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-at91rm9200/generic.h')
| -rw-r--r-- | arch/arm/mach-at91rm9200/generic.h | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/arch/arm/mach-at91rm9200/generic.h b/arch/arm/mach-at91rm9200/generic.h index c44e0e074682..694e411e285f 100644 --- a/arch/arm/mach-at91rm9200/generic.h +++ b/arch/arm/mach-at91rm9200/generic.h @@ -9,12 +9,11 @@ */ /* Processors */ -extern void __init at91rm9200_initialize(unsigned long main_clock); +extern void __init at91rm9200_initialize(unsigned long main_clock, unsigned short banks); /* Interrupts */ -extern void __init at91rm9200_init_irq(unsigned int priority[]); +extern void __init at91rm9200_init_interrupts(unsigned int priority[]); extern void __init at91_aic_init(unsigned int priority[]); -extern void __init at91_gpio_irq_setup(unsigned banks); /* Timer */ struct sys_timer; @@ -29,3 +28,14 @@ extern void __init at91_clock_associate(const char *id, struct device *dev, cons extern void at91_irq_suspend(void); extern void at91_irq_resume(void); + /* GPIO */ +#define AT91RM9200_PQFP 3 /* AT91RM9200 PQFP package has 3 banks */ +#define AT91RM9200_BGA 4 /* AT91RM9200 BGA package has 4 banks */ + +struct at91_gpio_bank { + unsigned short id; /* peripheral ID */ + unsigned long offset; /* offset from system peripheral base */ + struct clk *clock; /* associated clock */ +}; +extern void __init at91_gpio_init(struct at91_gpio_bank *, int nr_banks); +extern void __init at91_gpio_irq_setup(void); |