struct udevice;
+enum serial_par {
+ SERIAL_PAR_NONE,
+ SERIAL_PAR_ODD,
+ 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
*
*/
int (*loop)(struct udevice *dev, int on);
#endif
+
+ /**
+ * setconfig() - Set up the uart configuration
+ * (parity, 5/6/7/8 bits word length, stop bits)
+ *
+ * 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 (*setconfig)(struct udevice *dev, uint serial_config);
};
/**
#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);