diff options
| author | Uwe Kleine-König <ukleinek@informatik.uni-freiburg.de> | 2007-09-30 20:36:14 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2007-10-12 23:43:39 +0100 |
| commit | c54ecb2481d464d50520ce60cf36011b68d1e89a (patch) | |
| tree | dcb114640d6df63248e908062570a474fb5be13c /arch | |
| parent | c0bb87f7b8a145b56d45484713e1b1f37ce7e626 (diff) | |
| download | lwn-c54ecb2481d464d50520ce60cf36011b68d1e89a.tar.gz lwn-c54ecb2481d464d50520ce60cf36011b68d1e89a.zip | |
[ARM] 4594/1: ns9xxx: use the new gpio functions
Up to now only board-a9m9750dev.c used GPIOs. It just wrote directly into the
corresponding registers. Now it properly reserves the gpio and uses the API
function to configure it.
Signed-off-by: Uwe Kleine-König <ukleinek@informatik.uni-freiburg.de>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-ns9xxx/board-a9m9750dev.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/arm/mach-ns9xxx/board-a9m9750dev.c b/arch/arm/mach-ns9xxx/board-a9m9750dev.c index 88d1f7ef78c9..7fa3fb1f08ef 100644 --- a/arch/arm/mach-ns9xxx/board-a9m9750dev.c +++ b/arch/arm/mach-ns9xxx/board-a9m9750dev.c @@ -13,6 +13,7 @@ #include <linux/irq.h> #include <asm/mach/map.h> +#include <asm/gpio.h> #include <asm/arch-ns9xxx/board.h> #include <asm/arch-ns9xxx/regs-sys.h> @@ -91,12 +92,11 @@ void __init board_a9m9750dev_init_irq(void) u32 reg; int i; - /* - * configure gpio for IRQ_EXT2 - * use GPIO 11, because GPIO 32 is used for the LCD - */ - /* XXX: proper GPIO handling */ - BBU_GCONFb1(1) &= ~0x2000; + if (gpio_request(11, "board a9m9750dev extirq2") == 0) + ns9xxx_gpio_configure(11, 0, 1); + else + printk(KERN_ERR "%s: cannot get gpio 11 for IRQ_EXT2\n", + __func__); for (i = FPGA_IRQ(0); i <= FPGA_IRQ(7); ++i) { set_irq_chip(i, &a9m9750dev_fpga_chip); |