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-rw-r--r--arch/arm/mach-omap1/fpga.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/arm/mach-omap1/fpga.c b/arch/arm/mach-omap1/fpga.c
index 5cfce1636da0..8780e75cdc3d 100644
--- a/arch/arm/mach-omap1/fpga.c
+++ b/arch/arm/mach-omap1/fpga.c
@@ -143,7 +143,7 @@ static struct irq_chip omap_fpga_irq = {
*/
void omap1510_fpga_init_irq(void)
{
- int i;
+ int i, res;
__raw_writeb(0, OMAP1510_FPGA_IMR_LO);
__raw_writeb(0, OMAP1510_FPGA_IMR_HI);
@@ -177,10 +177,12 @@ void omap1510_fpga_init_irq(void)
* NOTE: For general GPIO/MPUIO access and interrupts, please see
* gpio.[ch]
*/
- gpio_request(13, "FPGA irq");
+ res = gpio_request(13, "FPGA irq");
+ if (res) {
+ pr_err("%s failed to get gpio\n", __func__);
+ return;
+ }
gpio_direction_input(13);
set_irq_type(gpio_to_irq(13), IRQ_TYPE_EDGE_RISING);
set_irq_chained_handler(OMAP1510_INT_FPGA, innovator_fpga_IRQ_demux);
}
-
-EXPORT_SYMBOL(omap1510_fpga_init_irq);