From: Leed Aguilar <leed.agui...@ti.com> TCA6424 being a 24 bit I2C and SMBus I/O expander has 24 available GPIO lines that can be used as IRQs lines. So, the support for 24 more IRQ lines has been added to the kernel.
Signed-off-by: Leed Aguilar <leed.agui...@ti.com> Signed-off-by: Chandrabhanu Mahapatra <cmahapa...@ti.com> --- arch/arm/plat-omap/include/plat/irqs.h | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/arch/arm/plat-omap/include/plat/irqs.h b/arch/arm/plat-omap/include/plat/irqs.h index 37bbbbb..97c71ba 100644 --- a/arch/arm/plat-omap/include/plat/irqs.h +++ b/arch/arm/plat-omap/include/plat/irqs.h @@ -378,8 +378,17 @@ #endif #define OMAP_FPGA_IRQ_END (OMAP_FPGA_IRQ_BASE + OMAP_FPGA_NR_IRQS) +/* TCA6424A I2C and SMBus I/O expander */ +#define OMAP_TCA6424_IRQ_BASE (OMAP_FPGA_IRQ_END) +#ifdef CONFIG_GPIO_PCA953X +#define OMAP_TCA6424_NR_IRQS 24 +#else +#define OMAP_TCA6424_NR_IRQS 0 +#endif +#define OMAP_TCA6424_IRQ_END (OMAP_TCA6424_IRQ_BASE + OMAP_TCA6424_NR_IRQS) + /* External TWL4030 can handle interrupts on 2430 and 34xx boards */ -#define TWL4030_IRQ_BASE (OMAP_FPGA_IRQ_END) +#define TWL4030_IRQ_BASE (OMAP_TCA6424_IRQ_END) #ifdef CONFIG_TWL4030_CORE #define TWL4030_BASE_NR_IRQS 8 #define TWL4030_PWR_NR_IRQS 8 -- 1.7.10 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/