Merge git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/v4l-dvb

[mv-sheeva.git] / include / sound / mpu401.h

diff --git a/include/sound/mpu401.h b/include/sound/mpu401.h
index d45218b44dfe590364acc94af00c039c32e15e30..68b634b75068bfe9e33573d6c1fe2d6f475a8b53 100644 (file)
--- a/include/sound/mpu401.h
+++ b/include/sound/mpu401.h
@@ -102,6 +102,21 @@ struct snd_mpu401 {
 #define MPU401C(mpu) (mpu)->cport
 #define MPU401D(mpu) (mpu)->port
 
+/*
+ * control register bits
+ */
+/* read MPU401C() */
+#define MPU401_RX_EMPTY                0x80
+#define MPU401_TX_FULL         0x40
+
+/* write MPU401C() */
+#define MPU401_RESET           0xff
+#define MPU401_ENTER_UART      0x3f
+
+/* read MPU401D() */
+#define MPU401_ACK             0xfe
+
+
 /*
 
  */