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/*
* (C) Copyright 2001
* John Clemens <clemens@mclx.com>, Mission Critical Linux, Inc.
*
* SPDX-License-Identifier: GPL-2.0+
*/
/*************************************************************************
* changes for Marvell DB64460 eval board 2003 by Ingo Assmus <ingo.assmus@keymile.com>
*
************************************************************************/
/*
* mpsc.h - header file for MPSC in uart mode (console driver)
*/
#ifndef __MPSC_H__
#define __MPSC_H__
/* include actual Galileo defines */
#include "../include/mv_gen_reg.h"
/* driver related defines */
int mpsc_init(int baud);
void mpsc_sdma_init(void);
void mpsc_init2(void);
int galbrg_set_baudrate(int channel, int rate);
int mpsc_putchar_early(char ch);
char mpsc_getchar_debug(void);
int mpsc_test_char_debug(void);
int mpsc_test_char_sdma(void);
extern int (*mpsc_putchar)(char ch);
extern char (*mpsc_getchar)(void);
extern int (*mpsc_test_char)(void);
#define CHANNEL CONFIG_MPSC_PORT
#define TX_DESC 5
#define RX_DESC 20
#define DESC_FIRST 0x00010000
#define DESC_LAST 0x00020000
#define DESC_OWNER_BIT 0x80000000
#define TX_DEMAND 0x00800000
#define TX_STOP 0x00010000
#define RX_ENABLE 0x00000080
#define SDMA_RX_ABORT (1 << 15)
#define SDMA_TX_ABORT (1 << 31)
#define MPSC_TX_ABORT (1 << 7)
#define MPSC_RX_ABORT (1 << 23)
#define MPSC_ENTER_HUNT (1 << 31)
/* MPSC defines */
#define GALMPSC_CONNECT 0x1
#define GALMPSC_DISCONNECT 0x0
#define GALMPSC_UART 0x1
#define GALMPSC_STOP_BITS_1 0x0
#define GALMPSC_STOP_BITS_2 0x1
#define GALMPSC_CHAR_LENGTH_8 0x3
#define GALMPSC_CHAR_LENGTH_7 0x2
#define GALMPSC_PARITY_ODD 0x0
#define GALMPSC_PARITY_EVEN 0x2
#define GALMPSC_PARITY_MARK 0x3
#define GALMPSC_PARITY_SPACE 0x1
#define GALMPSC_PARITY_NONE -1
#define GALMPSC_SERIAL_MULTIPLEX SERIAL_PORT_MULTIPLEX /* 0xf010 */
#define GALMPSC_ROUTING_REGISTER MAIN_ROUTING_REGISTER /* 0xb400 */
#define GALMPSC_RxC_ROUTE RECEIVE_CLOCK_ROUTING_REGISTER /* 0xb404 */
#define GALMPSC_TxC_ROUTE TRANSMIT_CLOCK_ROUTING_REGISTER /* 0xb408 */
#define GALMPSC_MCONF_LOW MPSC0_MAIN_CONFIGURATION_LOW /* 0x8000 */
#define GALMPSC_MCONF_HIGH MPSC0_MAIN_CONFIGURATION_HIGH /* 0x8004 */
#define GALMPSC_PROTOCONF_REG MPSC0_PROTOCOL_CONFIGURATION /* 0x8008 */
#define GALMPSC_REG_GAP 0x1000
#define GALMPSC_MCONF_CHREG_BASE CHANNEL0_REGISTER1 /* 0x800c */
#define GALMPSC_CHANNELREG_1 CHANNEL0_REGISTER1 /* 0x800c */
#define GALMPSC_CHANNELREG_2 CHANNEL0_REGISTER2 /* 0x8010 */
#define GALMPSC_CHANNELREG_3 CHANNEL0_REGISTER3 /* 0x8014 */
#define GALMPSC_CHANNELREG_4 CHANNEL0_REGISTER4 /* 0x8018 */
#define GALMPSC_CHANNELREG_5 CHANNEL0_REGISTER5 /* 0x801c */
#define GALMPSC_CHANNELREG_6 CHANNEL0_REGISTER6 /* 0x8020 */
#define GALMPSC_CHANNELREG_7 CHANNEL0_REGISTER7 /* 0x8024 */
#define GALMPSC_CHANNELREG_8 CHANNEL0_REGISTER8 /* 0x8028 */
#define GALMPSC_CHANNELREG_9 CHANNEL0_REGISTER9 /* 0x802c */
#define GALMPSC_CHANNELREG_10 CHANNEL0_REGISTER10 /* 0x8030 */
#define GALMPSC_CHANNELREG_11 CHANNEL0_REGISTER11 /* 0x8034 */
#define GALSDMA_COMMAND_FIRST (1 << 16)
#define GALSDMA_COMMAND_LAST (1 << 17)
#define GALSDMA_COMMAND_ENABLEINT (1 << 23)
#define GALSDMA_COMMAND_AUTO (1 << 30)
#define GALSDMA_COMMAND_OWNER (1 << 31)
#define GALSDMA_RX 0
#define GALSDMA_TX 1
/* CHANNEL2 should be CHANNEL1, according to documentation,
* but to work with the current GTREGS file...
*/
#define GALSDMA_0_CONF_REG CHANNEL0_CONFIGURATION_REGISTER /* 0x4000 */
#define GALSDMA_1_CONF_REG CHANNEL2_CONFIGURATION_REGISTER /* 0x6000 */
#define GALSDMA_0_COM_REG CHANNEL0_COMMAND_REGISTER /* 0x4008 */
#define GALSDMA_1_COM_REG CHANNEL2_COMMAND_REGISTER /* 0x6008 */
#define GALSDMA_0_CUR_RX_PTR CHANNEL0_CURRENT_RX_DESCRIPTOR_POINTER /* 0x4810 */
#define GALSDMA_0_CUR_TX_PTR CHANNEL0_CURRENT_TX_DESCRIPTOR_POINTER /* 0x4c10 */
#define GALSDMA_0_FIR_TX_PTR CHANNEL0_FIRST_TX_DESCRIPTOR_POINTER /* 0x4c14 */
#define GALSDMA_1_CUR_RX_PTR CHANNEL2_CURRENT_RX_DESCRIPTOR_POINTER /* 0x6810 */
#define GALSDMA_1_CUR_TX_PTR CHANNEL2_CURRENT_TX_DESCRIPTOR_POINTER /* 0x6c10 */
#define GALSDMA_1_FIR_TX_PTR CHANNEL2_FIRST_TX_DESCRIPTOR_POINTER /* 0x6c14 */
#define GALSDMA_REG_DIFF 0x2000
/* WRONG in gt64260R.h */
#define GALSDMA_INT_CAUSE 0xb800 /* SDMA_CAUSE */
#define GALSDMA_INT_MASK 0xb880 /* SDMA_MASK */
#define GALMPSC_0_INT_CAUSE 0xb804
#define GALMPSC_0_INT_MASK 0xb884
#define GALSDMA_MODE_UART 0
#define GALSDMA_MODE_BISYNC 1
#define GALSDMA_MODE_HDLC 2
#define GALSDMA_MODE_TRANSPARENT 3
#define GALBRG_0_CONFREG BRG0_CONFIGURATION_REGISTER /* 0xb200 */
#define GALBRG_REG_GAP 0x0008
#define GALBRG_0_BTREG BRG0_BAUDE_TUNING_REGISTER /* 0xb204 */
#endif /* __MPSC_H__ */
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