ARM: OMAP: Add comment on why omap_gpio_init() is needed on some boards

Add comment on why omap_gpio_init() is needed on some boards

diff --git a/arch/arm/plat-omap/gpio.c b/arch/arm/plat-omap/gpio.c
index e4e8d974c4bc55abdfde2b3c7c0bf00a1e9384c6..76f721d8513745280cfb7822331dea015cf2f327 100644 (file)
--- a/arch/arm/plat-omap/gpio.c
+++ b/arch/arm/plat-omap/gpio.c
@@ -1051,6 +1051,7 @@ static struct sys_device omap_gpio_device = {
 
 /*
  * This may get called early from board specific init
+ * for boards that have interrupts routed via FPGA.
  */
 int omap_gpio_init(void)
 {