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/*
* BK Id: SCCS/s.ppc4xx_serial.h 1.3 05/17/01 18:14:25 cort
*/
/*
* Copyright 2000 MontaVista Software Inc.
* PPC405GP modifications
* Author: MontaVista Software, Inc.
* frank_rowand@mvista.com or source@mvista.com
* debbie_chu@mvista.com
*
* Module name: ppc405_serial.h
*
* Description:
* Macros, definitions, and data structures specific to the IBM PowerPC
* 405 on-chip serial port devices.
*/
#ifdef __KERNEL__
#ifndef __ASMPPC_PPC4xx_SERIAL_H
#define __ASMPPC_PPC4xx_SERIAL_H
#include <linux/config.h>
#ifdef CONFIG_SERIAL_MANY_PORTS
#define RS_TABLE_SIZE 64
#else
#define RS_TABLE_SIZE 4
#endif
#define PPC405GP_UART0_INT 0
#define PPC405GP_UART1_INT 1
/*
** 405GP UARTs are *not* PCI devices, so need to specify a non-pci memory
** address and an io_type of SERIAL_IO_MEM.
*/
#define PPC405GP_UART0_IO_BASE (u8 *) 0xef600300
#define PPC405GP_UART1_IO_BASE (u8 *) 0xef600400
/*
** - there is no config option for this
** - this name could be more informative
** - also see arch/ppc/kernel/ppc405_serial.c
**
** #define CONFIG_PPC405GP_INTERNAL_CLOCK
*/
#ifdef CONFIG_PPC405GP_INTERNAL_CLOCK
#define BASE_BAUD 201600
#else
#define BASE_BAUD 691200
#endif
#ifdef CONFIG_SERIAL_DETECT_IRQ
#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST | ASYNC_AUTO_IRQ)
#define STD_COM4_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_AUTO_IRQ)
#else
#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST)
#define STD_COM4_FLAGS (ASYNC_BOOT_AUTOCONF)
#endif
#ifdef CONFIG_STB03XXX
#define UART0_IO_BASE 0x40040000
#define UART0_INT 20
#define STD_SERIAL_PORT_DFNS \
/* ttyS0 */ \
{ 0, BASE_BAUD, 0, UART0_INT, STD_COM_FLAGS, 0, 0, 0, 0, 0, 0, 0, \
UART0_IO_BASE, 0, 0, 0, {}, {}, {}, SERIAL_IO_MEM, NULL },
#elif defined(CONFIG_UART1_DFLT_CONSOLE)
#define STD_SERIAL_PORT_DFNS \
/* ttyS1 */ \
{ 0, BASE_BAUD, 0, PPC405GP_UART1_INT, STD_COM_FLAGS, 0, 0, 0, 0, 0, 0, 0, \
PPC405GP_UART1_IO_BASE, 0, 0, 0, {}, {}, {}, SERIAL_IO_MEM, NULL }, \
/* ttyS0 */ \
{ 0, BASE_BAUD, 0, PPC405GP_UART0_INT, STD_COM_FLAGS, 0, 0, 0, 0, 0, 0, 0, \
PPC405GP_UART0_IO_BASE, 0, 0, 0, {}, {}, {}, SERIAL_IO_MEM, NULL },
#else
#define STD_SERIAL_PORT_DFNS \
/* ttyS0 */ \
{ 0, BASE_BAUD, 0, PPC405GP_UART0_INT, STD_COM_FLAGS, 0, 0, 0, 0, 0, 0, 0, \
PPC405GP_UART0_IO_BASE, 0, 0, 0, {}, {}, {}, SERIAL_IO_MEM, NULL }, \
/* ttyS1 */ \
{ 0, BASE_BAUD, 0, PPC405GP_UART1_INT, STD_COM_FLAGS, 0, 0, 0, 0, 0, 0, 0, \
PPC405GP_UART1_IO_BASE, 0, 0, 0, {}, {}, {}, SERIAL_IO_MEM, NULL },
#endif
#define SERIAL_PORT_DFNS \
STD_SERIAL_PORT_DFNS \
{}
#endif /* __ASMPPC_PPC4xx_SERIAL_H */
#endif /* __KERNEL__ */
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