tee: add sandbox driver

[oweals/u-boot.git] / include / serial.h

diff --git a/include/serial.h b/include/serial.h
index b9ef6d91c9c54714e595392861f2432f7698f1cb..020cd392e888e2c0bdc2e28b025257e489db774a 100644 (file)
--- a/include/serial.h
+++ b/include/serial.h
@@ -73,6 +73,44 @@ enum serial_par {
        SERIAL_PAR_EVEN
 };
 
+#define SERIAL_PAR_SHIFT       0
+#define SERIAL_PAR_MASK                (0x03 << SERIAL_PAR_SHIFT)
+#define SERIAL_GET_PARITY(config) \
+       ((config & SERIAL_PAR_MASK) >> SERIAL_PAR_SHIFT)
+
+enum serial_bits {
+       SERIAL_5_BITS,
+       SERIAL_6_BITS,
+       SERIAL_7_BITS,
+       SERIAL_8_BITS
+};
+
+#define SERIAL_BITS_SHIFT      2
+#define SERIAL_BITS_MASK       (0x3 << SERIAL_BITS_SHIFT)
+#define SERIAL_GET_BITS(config) \
+       ((config & SERIAL_BITS_MASK) >> SERIAL_BITS_SHIFT)
+
+enum serial_stop {
+       SERIAL_HALF_STOP,       /* 0.5 stop bit */
+       SERIAL_ONE_STOP,        /*   1 stop bit */
+       SERIAL_ONE_HALF_STOP,   /* 1.5 stop bit */
+       SERIAL_TWO_STOP         /*   2 stop bit */
+};
+
+#define SERIAL_STOP_SHIFT      4
+#define SERIAL_STOP_MASK       (0x3 << SERIAL_STOP_SHIFT)
+#define SERIAL_GET_STOP(config) \
+       ((config & SERIAL_STOP_MASK) >> SERIAL_STOP_SHIFT)
+
+#define SERIAL_CONFIG(par, bits, stop) \
+                    (par << SERIAL_PAR_SHIFT | \
+                     bits << SERIAL_BITS_SHIFT | \
+                     stop << SERIAL_STOP_SHIFT)
+
+#define SERIAL_DEFAULT_CONFIG  SERIAL_PAR_NONE << SERIAL_PAR_SHIFT | \
+                               SERIAL_8_BITS << SERIAL_BITS_SHIFT | \
+                               SERIAL_ONE_STOP << SERIAL_STOP_SHIFT
+
 /**
  * struct struct dm_serial_ops - Driver model serial operations
  *
@@ -149,16 +187,20 @@ struct dm_serial_ops {
         */
        int (*loop)(struct udevice *dev, int on);
 #endif
+
        /**
-        * setparity() - Set up the parity
+        * setconfig() - Set up the uart configuration
+        * (parity, 5/6/7/8 bits word length, stop bits)
         *
-        * Set up a new parity for this device.
+        * Set up a new config for this device.
         *
         * @dev: Device pointer
         * @parity: parity to use
+        * @bits: bits number to use
+        * @stop: stop bits number to use
         * @return 0 if OK, -ve on error
         */
-       int (*setparity)(struct udevice *dev, enum serial_par parity);
+       int (*setconfig)(struct udevice *dev, uint serial_config);
 };
 
 /**
@@ -182,7 +224,6 @@ struct serial_dev_priv {
 #define serial_get_ops(dev)    ((struct dm_serial_ops *)(dev)->driver->ops)
 
 void atmel_serial_initialize(void);
-void au1x00_serial_initialize(void);
 void mcf_serial_initialize(void);
 void mpc85xx_serial_initialize(void);
 void mpc8xx_serial_initialize(void);