Mark Ware wrote:
Mark Ware wrote:
CPM2 Port C interrupts can be either falling edge, or either edge.
Other external interrupts are either falling edge or active low.
[snip]
+ /* Port C interrupts are either IRQ_TYPE_EDGE_FALLING or
+ * IRQ_TYPE_EDGE_BOTH (default). All others are IRQ_TYPE_EDGE_FALLING
+ * or IRQ_TYPE_LEVEL_LOW (default)
+ */
+ if (src >= CPM2_IRQ_PORTC15 && src <= CPM2_IRQ_PORTC0) {
+ if (flow_type == IRQ_TYPE_NONE)
+ flow_type = IRQ_TYPE_EDGE_BOTH;
+
+ if (flow_type & ~IRQ_TYPE_EDGE_BOTH) {
+ printk(KERN_ERR "CPM2 PIC: sense type 0x%x not
supported\n",
+ flow_type);
+ return -EINVAL;
+ }
The above code looks like it would allow rising-only, which according to
the changelog isn't supported.
-Scott
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