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/*
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* U-boot bf537_serial.h
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*
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* Copyright (c) 2005-2007 Analog Devices Inc.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
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* MA 02110-1301 USA
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*/
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#ifndef _BF537_SERIAL_H_
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#define _BF537_SERIAL_H_
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#define BYTE_REF(addr) (*((volatile char*)addr))
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#define HALFWORD_REF(addr) (*((volatile short*)addr))
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#define WORD_REF(addr) (*((volatile long*)addr))
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#define UART_THR_LO HALFWORD_REF(UART_THR)
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#define UART_RBR_LO HALFWORD_REF(UART_RBR)
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#define UART_DLL_LO HALFWORD_REF(UART_DLL)
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#define UART_IER_LO HALFWORD_REF(UART_IER)
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#define UART_IER_ERBFI 0x01
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#define UART_IER_ETBEI 0x02
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#define UART_IER_ELSI 0x04
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#define UART_IER_EDDSI 0x08
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#define UART_DLH_LO HALFWORD_REF(UART_DLH)
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#define UART_IIR_LO HALFWORD_REF(UART_IIR)
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#define UART_IIR_NOINT 0x01
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#define UART_IIR_STATUS 0x06
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#define UART_IIR_LSR 0x06
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#define UART_IIR_RBR 0x04
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#define UART_IIR_THR 0x02
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#define UART_IIR_MSR 0x00
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#define UART_LCR_LO HALFWORD_REF(UART_LCR)
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#define UART_LCR_WLS5 0
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#define UART_LCR_WLS6 0x01
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#define UART_LCR_WLS7 0x02
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#define UART_LCR_WLS8 0x03
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#define UART_LCR_STB 0x04
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#define UART_LCR_PEN 0x08
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#define UART_LCR_EPS 0x10
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#define UART_LCR_SP 0x20
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#define UART_LCR_SB 0x40
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#define UART_LCR_DLAB 0x80
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#define UART_MCR_LO HALFWORD_REF(UART_MCR)
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#define UART_LSR_LO HALFWORD_REF(UART_LSR)
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#define UART_LSR_DR 0x01
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#define UART_LSR_OE 0x02
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#define UART_LSR_PE 0x04
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#define UART_LSR_FE 0x08
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#define UART_LSR_BI 0x10
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#define UART_LSR_THRE 0x20
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#define UART_LSR_TEMT 0x40
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#define UART_MSR_LO HALFWORD_REF(UART_MSR)
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#define UART_SCR_LO HALFWORD_REF(UART_SCR)
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#define UART_GCTL_LO HALFWORD_REF(UART_GCTL)
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#define UART_GCTL_UCEN 0x01
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#endif
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