sh: intc: Allow triggering on both edges for ARM SoCs

Enable IRQ_TYPE_EDGE_BOTH on all R/SH-Mobile ARM SoCs.
This hardware feature is supported by sh7367, sh7377,
sh7372 and sh73a0.

Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

drivers/sh/intc/chip.c

@@ -186,7 +186,7 @@ static unsigned char intc_irq_sense_table[IRQ_TYPE_SENSE_MASK + 1] = {
     !defined(CONFIG_CPU_SUBTYPE_SH7709)
 	[IRQ_TYPE_LEVEL_HIGH] = VALID(3),
 #endif
-#if defined(CONFIG_ARCH_SH7372)
+#if defined(CONFIG_ARM) /* all recent SH-Mobile / R-Mobile ARM support this */
 	[IRQ_TYPE_EDGE_BOTH] = VALID(4),
 #endif
 };