X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Flinux%2FserialP.h;h=2307f11d8a6be0f9844f33ff48dc02366ea3e067;hb=9bf4aaab3e101692164d49b7ca357651eb691cb6;hp=93f7492edaaced90b9ca3b529cc6cb8690163602;hpb=db216c3d5e4c040e557a50f8f5d35d5c415e8c1c;p=linux-2.6.git

diff --git a/include/linux/serialP.h b/include/linux/serialP.h
index 93f7492ed..2307f11d8 100644
--- a/include/linux/serialP.h
+++ b/include/linux/serialP.h
@@ -130,6 +130,13 @@ struct rs_multiport_struct {
  * reason (mips != alpha!)
  */
 #define ALPHA_KLUDGE_MCR  (UART_MCR_OUT2 | UART_MCR_OUT1)
+#elif defined(CONFIG_SBC8560)
+/*
+ * WindRiver did something similarly broken on their SBC8560 board. The
+ * UART tristates its IRQ output while OUT2 is clear, but they pulled
+ * the interrupt line _up_ instead of down, so if we register the IRQ
+ * while the UART is in that state, we die in an IRQ storm. */
+#define ALPHA_KLUDGE_MCR (UART_MCR_OUT2)
 #else
 #define ALPHA_KLUDGE_MCR 0
 #endif