TI816X: Update common OMAP machine specific sources

This patch updates the common machine specific source files with support for
TI816X.

Signed-off-by: Hemant Pedanekar <hemantp@ti.com>
Reviewed-by: Kevin Hilman <khilman@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

1 files changed, 13 insertions, 0 deletions

diff --git a/arch/arm/mach-omap2/include/mach/entry-macro.S b/arch/arm/mach-omap2/include/mach/entry-macro.S
index 81985a665cb..a48690b9099 100644
--- a/arch/arm/mach-omap2/include/mach/entry-macro.S
+++ b/arch/arm/mach-omap2/include/mach/entry-macro.S
@@ -61,6 +61,14 @@
                 bne     9998f
                 ldr     \irqnr, [\base, #0xd8] /* IRQ pending reg 3 */
                 cmp     \irqnr, #0x0
+                bne     9998f
+
+                /*
+                 * ti816x has additional IRQ pending register. Checking this
+                 * register on omap2 & omap3 has no effect (read as 0).
+                 */
+                ldr     \irqnr, [\base, #0xf8] /* IRQ pending reg 4 */
+                cmp     \irqnr, #0x0
 9998:
                 ldrne   \irqnr, [\base, #INTCPS_SIR_IRQ_OFFSET]
                 and     \irqnr, \irqnr, #ACTIVEIRQ_MASK /* Clear spurious bits */
@@ -133,6 +141,11 @@
                 bne     9999f
                 ldr     \irqnr, [\base, #0xd8] /* IRQ pending reg 3 */
                 cmp     \irqnr, #0x0
+#ifdef CONFIG_SOC_OMAPTI816X
+                bne     9999f
+                ldr     \irqnr, [\base, #0xf8] /* IRQ pending reg 4 */
+                cmp     \irqnr, #0x0
+#endif
 9999:
                 ldrne   \irqnr, [\base, #INTCPS_SIR_IRQ_OFFSET]
                 and     \irqnr, \irqnr, #ACTIVEIRQ_MASK /* Clear spurious bits */