/*

 *  linux/include/asm-arm/hardware/serial_amba.h

 *

 *  Internal header file for AMBA serial ports

 *

 *  Copyright (C) ARM Limited

 *  Copyright (C) 2000 Deep Blue Solutions Ltd.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 2 of the License, or

 * (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

 */

#ifndef ASM_ARM_HARDWARE_SERIAL_AMBA_H

#define ASM_ARM_HARDWARE_SERIAL_AMBA_H

/* -------------------------------------------------------------------------------

 *  From AMBA UART (PL010) Block Specification

 * -------------------------------------------------------------------------------

 *  UART Register Offsets.

 */

#define UART01x_DR		0x00	/* Data read or written from the interface. */

#define UART01x_RSR		0x04	/* Receive status register (Read). */

#define UART01x_ECR		0x04	/* Error clear register (Write). */

#define UART010_LCRH		0x08	/* Line control register, high byte. */

#define UART010_LCRM		0x0C	/* Line control register, middle byte. */

#define UART010_LCRL		0x10	/* Line control register, low byte. */

#define UART010_CR		0x14	/* Control register. */

#define UART01x_FR		0x18	/* Flag register (Read only). */

#define UART010_IIR		0x1C	/* Interrupt indentification register (Read). */

#define UART010_ICR		0x1C	/* Interrupt clear register (Write). */

#define UART01x_ILPR		0x20	/* IrDA low power counter register. */

#define UART011_IBRD		0x24	/* Integer baud rate divisor register. */

#define UART011_FBRD		0x28	/* Fractional baud rate divisor register. */

#define UART011_LCRH		0x2c	/* Line control register. */

#define UART011_CR		0x30	/* Control register. */

#define UART011_IFLS		0x34	/* Interrupt fifo level select. */

#define UART011_IMSC		0x38	/* Interrupt mask. */

#define UART011_RIS		0x3c	/* Raw interrupt status. */

#define UART011_MIS		0x40	/* Masked interrupt status. */

#define UART011_ICR		0x44	/* Interrupt clear register. */

#define UART011_DMACR		0x48	/* DMA control register. */

#define UART011_DR_OE		(1 << 11)

#define UART011_DR_BE		(1 << 10)

#define UART011_DR_PE		(1 << 9)

#define UART011_DR_FE		(1 << 8)

#define UART01x_RSR_OE 		0x08

#define UART01x_RSR_BE 		0x04

#define UART01x_RSR_PE 		0x02

#define UART01x_RSR_FE 		0x01

#define UART011_FR_RI		0x100

#define UART011_FR_TXFE		0x080

#define UART011_FR_RXFF		0x040

#define UART01x_FR_TXFF		0x020

#define UART01x_FR_RXFE		0x010

#define UART01x_FR_BUSY		0x008

#define UART01x_FR_DCD 		0x004

#define UART01x_FR_DSR 		0x002

#define UART01x_FR_CTS 		0x001

#define UART01x_FR_TMSK		(UART01x_FR_TXFF + UART01x_FR_BUSY)

#define UART011_CR_CTSEN	0x8000	/* CTS hardware flow control */

#define UART011_CR_RTSEN	0x4000	/* RTS hardware flow control */

#define UART011_CR_OUT2		0x2000	/* OUT2 */

#define UART011_CR_OUT1		0x1000	/* OUT1 */

#define UART011_CR_RTS		0x0800	/* RTS */

#define UART011_CR_DTR		0x0400	/* DTR */

#define UART011_CR_RXE		0x0200	/* receive enable */

#define UART011_CR_TXE		0x0100	/* transmit enable */

#define UART011_CR_LBE		0x0080	/* loopback enable */

#define UART010_CR_RTIE		0x0040

#define UART010_CR_TIE 		0x0020

#define UART010_CR_RIE 		0x0010

#define UART010_CR_MSIE		0x0008

#define UART01x_CR_IIRLP	0x0004	/* SIR low power mode */

#define UART01x_CR_SIREN	0x0002	/* SIR enable */

#define UART01x_CR_UARTEN	0x0001	/* UART enable */

#define UART011_LCRH_SPS	0x80

#define UART01x_LCRH_WLEN_8	0x60

#define UART01x_LCRH_WLEN_7	0x40

#define UART01x_LCRH_WLEN_6	0x20

#define UART01x_LCRH_WLEN_5	0x00

#define UART01x_LCRH_FEN	0x10

#define UART01x_LCRH_STP2	0x08

#define UART01x_LCRH_EPS	0x04

#define UART01x_LCRH_PEN	0x02

#define UART01x_LCRH_BRK	0x01

#define UART010_IIR_RTIS	0x08

#define UART010_IIR_TIS		0x04

#define UART010_IIR_RIS		0x02

#define UART010_IIR_MIS		0x01

#define UART011_IFLS_RX1_8	(0 << 3)

#define UART011_IFLS_RX2_8	(1 << 3)

#define UART011_IFLS_RX4_8	(2 << 3)

#define UART011_IFLS_RX6_8	(3 << 3)

#define UART011_IFLS_RX7_8	(4 << 3)

#define UART011_IFLS_TX1_8	(0 << 0)

#define UART011_IFLS_TX2_8	(1 << 0)

#define UART011_IFLS_TX4_8	(2 << 0)

#define UART011_IFLS_TX6_8	(3 << 0)

#define UART011_IFLS_TX7_8	(4 << 0)

#define UART011_OEIM		(1 << 10)	/* overrun error interrupt mask */

#define UART011_BEIM		(1 << 9)	/* break error interrupt mask */

#define UART011_PEIM		(1 << 8)	/* parity error interrupt mask */

#define UART011_FEIM		(1 << 7)	/* framing error interrupt mask */

#define UART011_RTIM		(1 << 6)	/* receive timeout interrupt mask */

#define UART011_TXIM		(1 << 5)	/* transmit interrupt mask */

#define UART011_RXIM		(1 << 4)	/* receive interrupt mask */

#define UART011_DSRMIM		(1 << 3)	/* DSR interrupt mask */

#define UART011_DCDMIM		(1 << 2)	/* DCD interrupt mask */

#define UART011_CTSMIM		(1 << 1)	/* CTS interrupt mask */

#define UART011_RIMIM		(1 << 0)	/* RI interrupt mask */

#define UART011_OEIS		(1 << 10)	/* overrun error interrupt status */

#define UART011_BEIS		(1 << 9)	/* break error interrupt status */

#define UART011_PEIS		(1 << 8)	/* parity error interrupt status */

#define UART011_FEIS		(1 << 7)	/* framing error interrupt status */

#define UART011_RTIS		(1 << 6)	/* receive timeout interrupt status */

#define UART011_TXIS		(1 << 5)	/* transmit interrupt status */

#define UART011_RXIS		(1 << 4)	/* receive interrupt status */

#define UART011_DSRMIS		(1 << 3)	/* DSR interrupt status */

#define UART011_DCDMIS		(1 << 2)	/* DCD interrupt status */

#define UART011_CTSMIS		(1 << 1)	/* CTS interrupt status */

#define UART011_RIMIS		(1 << 0)	/* RI interrupt status */

#define UART011_OEIC		(1 << 10)	/* overrun error interrupt clear */

#define UART011_BEIC		(1 << 9)	/* break error interrupt clear */

#define UART011_PEIC		(1 << 8)	/* parity error interrupt clear */

#define UART011_FEIC		(1 << 7)	/* framing error interrupt clear */

#define UART011_RTIC		(1 << 6)	/* receive timeout interrupt clear */

#define UART011_TXIC		(1 << 5)	/* transmit interrupt clear */

#define UART011_RXIC		(1 << 4)	/* receive interrupt clear */

#define UART011_DSRMIC		(1 << 3)	/* DSR interrupt clear */

#define UART011_DCDMIC		(1 << 2)	/* DCD interrupt clear */

#define UART011_CTSMIC		(1 << 1)	/* CTS interrupt clear */

#define UART011_RIMIC		(1 << 0)	/* RI interrupt clear */

#define UART011_DMAONERR	(1 << 2)	/* disable dma on error */

#define UART011_TXDMAE		(1 << 1)	/* enable transmit dma */

#define UART011_RXDMAE		(1 << 0)	/* enable receive dma */

#define UART01x_RSR_ANY		(UART01x_RSR_OE|UART01x_RSR_BE|UART01x_RSR_PE|UART01x_RSR_FE)

#define UART01x_FR_MODEM_ANY	(UART01x_FR_DCD|UART01x_FR_DSR|UART01x_FR_CTS)

#ifndef __ASSEMBLY__

struct amba_pl010_data {

	void (*set_mctrl)(struct amba_device *dev, void __iomem *base, unsigned int mctrl);

};

#endif

#endif