extern struct serial_device serial_scc_device;
extern struct serial_device *default_serial_console(void);
-#if defined(CONFIG_405GP) || \
- defined(CONFIG_405EP) || defined(CONFIG_405EZ) || \
- defined(CONFIG_405EX) || defined(CONFIG_440) || \
- defined(CONFIG_MPC83xx) || defined(CONFIG_MPC85xx) || \
+#if defined(CONFIG_MPC83xx) || defined(CONFIG_MPC85xx) || \
defined(CONFIG_MPC86xx) || \
defined(CONFIG_TEGRA) || defined(CONFIG_SYS_COREBOOT) || \
defined(CONFIG_MICROBLAZE)
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_SET_PARITY(parity) \
+ ((parity << SERIAL_PAR_SHIFT) & SERIAL_PAR_MASK)
+#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_SET_BITS(bits) \
+ ((bits << SERIAL_BITS_SHIFT) & SERIAL_BITS_MASK)
+#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_SET_STOP(stop) \
+ ((stop << SERIAL_STOP_SHIFT) & SERIAL_STOP_MASK)
+#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)
+
+enum serial_chip_type {
+ SERIAL_CHIP_UNKNOWN = -1,
+ SERIAL_CHIP_16550_COMPATIBLE,
+};
+
+enum adr_space_type {
+ SERIAL_ADDRESS_SPACE_MEMORY = 0,
+ SERIAL_ADDRESS_SPACE_IO,
+};
+
+/**
+ * struct serial_device_info - structure to hold serial device info
+ *
+ * @type: type of the UART chip
+ * @addr_space: address space to access the registers
+ * @addr: physical address of the registers
+ * @reg_width: size (in bytes) of the IO accesses to the registers
+ * @reg_offset: offset to apply to the @addr from the start of the registers
+ * @reg_shift: quantity to shift the register offsets by
+ * @baudrate: baud rate
+ */
+struct serial_device_info {
+ enum serial_chip_type type;
+ enum adr_space_type addr_space;
+ ulong addr;
+ u8 reg_width;
+ u8 reg_offset;
+ u8 reg_shift;
+ unsigned int baudrate;
+};
+
+#define SERIAL_DEFAULT_ADDRESS 0xBADACCE5
+
/**
* struct struct dm_serial_ops - Driver model serial operations
*
*/
int (*loop)(struct udevice *dev, int on);
#endif
+
+ /**
+ * getconfig() - Get the uart configuration
+ * (parity, 5/6/7/8 bits word length, stop bits)
+ *
+ * Get a current config for this device.
+ *
+ * @dev: Device pointer
+ * @serial_config: Returns config information (see SERIAL_... above)
+ * @return 0 if OK, -ve on error
+ */
+ int (*getconfig)(struct udevice *dev, uint *serial_config);
+ /**
+ * 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
+ * @serial_config: number of bits, parity and number of stopbits to use
+ * @return 0 if OK, -ve on error
+ */
+ int (*setconfig)(struct udevice *dev, uint serial_config);
+ /**
+ * getinfo() - Get serial device information
+ *
+ * @dev: Device pointer
+ * @info: struct serial_device_info to fill
+ * @return 0 if OK, -ve on error
+ */
+ int (*getinfo)(struct udevice *dev, struct serial_device_info *info);
};
/**
* struct serial_dev_priv - information about a device used by the uclass
*
- * @sdev: stdio device attached to this uart
+ * @sdev: stdio device attached to this uart
+ *
+ * @buf: Pointer to the RX buffer
+ * @rd_ptr: Read pointer in the RX buffer
+ * @wr_ptr: Write pointer in the RX buffer
*/
struct serial_dev_priv {
struct stdio_dev *sdev;
+
+ char *buf;
+ int rd_ptr;
+ int wr_ptr;
};
/* Access the serial operations for a device */
#define serial_get_ops(dev) ((struct dm_serial_ops *)(dev)->driver->ops)
-void amirix_serial_initialize(void);
-void arc_serial_initialize(void);
-void arm_dcc_initialize(void);
-void asc_serial_initialize(void);
+/**
+ * serial_getconfig() - Get the uart configuration
+ * (parity, 5/6/7/8 bits word length, stop bits)
+ *
+ * Get a current config for this device.
+ *
+ * @dev: Device pointer
+ * @serial_config: Returns config information (see SERIAL_... above)
+ * @return 0 if OK, -ve on error
+ */
+int serial_getconfig(struct udevice *dev, uint *config);
+
+/**
+ * serial_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
+ * @serial_config: number of bits, parity and number of stopbits to use
+ * @return 0 if OK, -ve on error
+ */
+int serial_setconfig(struct udevice *dev, uint config);
+
+/**
+ * serial_getinfo() - Get serial device information
+ *
+ * @dev: Device pointer
+ * @info: struct serial_device_info to fill
+ * @return 0 if OK, -ve on error
+ */
+int serial_getinfo(struct udevice *dev, struct serial_device_info *info);
+
void atmel_serial_initialize(void);
-void au1x00_serial_initialize(void);
-void bfin_jtag_initialize(void);
-void bfin_serial_initialize(void);
-void bmw_serial_initialize(void);
-void clps7111_serial_initialize(void);
-void cogent_serial_initialize(void);
-void cpci750_serial_initialize(void);
-void evb64260_serial_initialize(void);
-void imx_serial_initialize(void);
-void iop480_serial_initialize(void);
-void jz_serial_initialize(void);
-void leon2_serial_initialize(void);
-void leon3_serial_initialize(void);
-void lh7a40x_serial_initialize(void);
-void lpc32xx_serial_initialize(void);
-void marvell_serial_initialize(void);
-void max3100_serial_initialize(void);
void mcf_serial_initialize(void);
-void ml2_serial_initialize(void);
void mpc85xx_serial_initialize(void);
-void mpc8xx_serial_initialize(void);
void mxc_serial_initialize(void);
-void mxs_auart_initialize(void);
void ns16550_serial_initialize(void);
-void oc_serial_initialize(void);
-void p3mx_serial_initialize(void);
void pl01x_serial_initialize(void);
void pxa_serial_initialize(void);
-void s3c24xx_serial_initialize(void);
-void s5p_serial_initialize(void);
-void sa1100_serial_initialize(void);
-void sandbox_serial_initialize(void);
-void sconsole_serial_initialize(void);
void sh_serial_initialize(void);
-void uartlite_serial_initialize(void);
-void zynq_serial_initialize(void);
#endif