hw/core/or-irq: Increase limit of or-lines to 48

Exynos DMA requires up to 33 interrupt lines (32 event interrupts
plus abort interrupt), which all need to be wired together. Increase
the maximum number of or-irq lines to 48 to support this configuration.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Message-id: 20200123052540.6132-3-linux@roeck-us.net
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>

include/hw/or-irq.h

@@ -33,7 +33,7 @@
 /* This can safely be increased if necessary without breaking
  * migration compatibility (as long as it remains greater than 15).
  */
-#define MAX_OR_LINES      32
+#define MAX_OR_LINES      48
 
 typedef struct OrIRQState qemu_or_irq;