|  | /* | 
|  | * This file is subject to the terms and conditions of the GNU General Public | 
|  | * License.  See the file "COPYING" in the main directory of this archive | 
|  | * for more details. | 
|  | * | 
|  | * Copyright (C) 1999 by Ralf Baechle | 
|  | * Copyright (C) 1999, 2000 Silicon Graphics, Inc. | 
|  | */ | 
|  | #ifndef _ASM_SERIAL_H | 
|  | #define _ASM_SERIAL_H | 
|  |  | 
|  |  | 
|  | /* | 
|  | * This assumes you have a 1.8432 MHz clock for your UART. | 
|  | * | 
|  | * It'd be nice if someone built a serial card with a 24.576 MHz | 
|  | * clock, since the 16550A is capable of handling a top speed of 1.5 | 
|  | * megabits/second; but this requires the faster clock. | 
|  | */ | 
|  | #define BASE_BAUD (1843200 / 16) | 
|  |  | 
|  | /* Standard COM flags (except for COM4, because of the 8514 problem) */ | 
|  | #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_MACH_JAZZ | 
|  | #include <asm/jazz.h> | 
|  |  | 
|  | #ifndef CONFIG_OLIVETTI_M700 | 
|  | /* Some Jazz machines seem to have an 8MHz crystal clock but I don't know | 
|  | exactly which ones ... XXX */ | 
|  | #define JAZZ_BASE_BAUD ( 8000000 / 16 ) /* ( 3072000 / 16) */ | 
|  | #else | 
|  | /* but the M700 isn't such a strange beast */ | 
|  | #define JAZZ_BASE_BAUD BASE_BAUD | 
|  | #endif | 
|  |  | 
|  | #define _JAZZ_SERIAL_INIT(int, base)					\ | 
|  | { .baud_base = JAZZ_BASE_BAUD, .irq = int, .flags = STD_COM_FLAGS,	\ | 
|  | .iomem_base = (u8 *) base, .iomem_reg_shift = 0,			\ | 
|  | .io_type = SERIAL_IO_MEM } | 
|  | #define JAZZ_SERIAL_PORT_DEFNS						\ | 
|  | _JAZZ_SERIAL_INIT(JAZZ_SERIAL1_IRQ, JAZZ_SERIAL1_BASE),		\ | 
|  | _JAZZ_SERIAL_INIT(JAZZ_SERIAL2_IRQ, JAZZ_SERIAL2_BASE), | 
|  | #else | 
|  | #define JAZZ_SERIAL_PORT_DEFNS | 
|  | #endif | 
|  |  | 
|  | /* | 
|  | * Galileo EV64120 evaluation board | 
|  | */ | 
|  | #ifdef CONFIG_MIPS_EV64120 | 
|  | #include <mach-gt64120.h> | 
|  | #define EV64120_SERIAL_PORT_DEFNS                                  \ | 
|  | { .baud_base = EV64120_BASE_BAUD, .irq = EV64120_UART_IRQ, \ | 
|  | .flags = STD_COM_FLAGS,  \ | 
|  | .iomem_base = EV64120_UART0_REGS_BASE, .iomem_reg_shift = 2, \ | 
|  | .io_type = SERIAL_IO_MEM }, \ | 
|  | { .baud_base = EV64120_BASE_BAUD, .irq = EV64120_UART_IRQ, \ | 
|  | .flags = STD_COM_FLAGS, \ | 
|  | .iomem_base = EV64120_UART1_REGS_BASE, .iomem_reg_shift = 2, \ | 
|  | .io_type = SERIAL_IO_MEM }, | 
|  | #else | 
|  | #define EV64120_SERIAL_PORT_DEFNS | 
|  | #endif | 
|  |  | 
|  | #ifdef CONFIG_HAVE_STD_PC_SERIAL_PORT | 
|  | #define STD_SERIAL_PORT_DEFNS			\ | 
|  | /* UART CLK   PORT IRQ     FLAGS        */			\ | 
|  | { 0, BASE_BAUD, 0x3F8, 4, STD_COM_FLAGS },	/* ttyS0 */	\ | 
|  | { 0, BASE_BAUD, 0x2F8, 3, STD_COM_FLAGS },	/* ttyS1 */	\ | 
|  | { 0, BASE_BAUD, 0x3E8, 4, STD_COM_FLAGS },	/* ttyS2 */	\ | 
|  | { 0, BASE_BAUD, 0x2E8, 3, STD_COM4_FLAGS },	/* ttyS3 */ | 
|  |  | 
|  | #else /* CONFIG_HAVE_STD_PC_SERIAL_PORTS */ | 
|  | #define STD_SERIAL_PORT_DEFNS | 
|  | #endif /* CONFIG_HAVE_STD_PC_SERIAL_PORTS */ | 
|  |  | 
|  | #ifdef CONFIG_MOMENCO_JAGUAR_ATX | 
|  | /* Ordinary NS16552 duart with a 20MHz crystal.  */ | 
|  | #define JAGUAR_ATX_UART_CLK	20000000 | 
|  | #define JAGUAR_ATX_BASE_BAUD	(JAGUAR_ATX_UART_CLK / 16) | 
|  |  | 
|  | #define JAGUAR_ATX_SERIAL1_IRQ	6 | 
|  | #define JAGUAR_ATX_SERIAL1_BASE	0xfd000023L | 
|  |  | 
|  | #define _JAGUAR_ATX_SERIAL_INIT(int, base)				\ | 
|  | { .baud_base = JAGUAR_ATX_BASE_BAUD, irq: int,			\ | 
|  | .flags = (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST),		\ | 
|  | .iomem_base = (u8 *) base, iomem_reg_shift: 2,			\ | 
|  | io_type: SERIAL_IO_MEM } | 
|  | #define MOMENCO_JAGUAR_ATX_SERIAL_PORT_DEFNS				\ | 
|  | _JAGUAR_ATX_SERIAL_INIT(JAGUAR_ATX_SERIAL1_IRQ, JAGUAR_ATX_SERIAL1_BASE) | 
|  | #else | 
|  | #define MOMENCO_JAGUAR_ATX_SERIAL_PORT_DEFNS | 
|  | #endif | 
|  |  | 
|  | #ifdef CONFIG_MOMENCO_OCELOT_3 | 
|  | #define OCELOT_3_BASE_BAUD	( 20000000 / 16 ) | 
|  | #define OCELOT_3_SERIAL_IRQ	6 | 
|  | #define OCELOT_3_SERIAL_BASE	(signed)0xfd000020 | 
|  |  | 
|  | #define _OCELOT_3_SERIAL_INIT(int, base)				\ | 
|  | { .baud_base = OCELOT_3_BASE_BAUD, irq: int, 			\ | 
|  | .flags = STD_COM_FLAGS,						\ | 
|  | .iomem_base = (u8 *) base, iomem_reg_shift: 2,			\ | 
|  | io_type: SERIAL_IO_MEM } | 
|  |  | 
|  | #define MOMENCO_OCELOT_3_SERIAL_PORT_DEFNS				\ | 
|  | _OCELOT_3_SERIAL_INIT(OCELOT_3_SERIAL_IRQ, OCELOT_3_SERIAL_BASE) | 
|  | #else | 
|  | #define MOMENCO_OCELOT_3_SERIAL_PORT_DEFNS | 
|  | #endif | 
|  |  | 
|  | #ifdef CONFIG_MOMENCO_OCELOT | 
|  | /* Ordinary NS16552 duart with a 20MHz crystal.  */ | 
|  | #define OCELOT_BASE_BAUD ( 20000000 / 16 ) | 
|  |  | 
|  | #define OCELOT_SERIAL1_IRQ	4 | 
|  | #define OCELOT_SERIAL1_BASE	0xe0001020 | 
|  |  | 
|  | #define _OCELOT_SERIAL_INIT(int, base)					\ | 
|  | { .baud_base = OCELOT_BASE_BAUD, .irq = int, .flags = STD_COM_FLAGS,	\ | 
|  | .iomem_base = (u8 *) base, .iomem_reg_shift = 2,			\ | 
|  | .io_type = SERIAL_IO_MEM } | 
|  | #define MOMENCO_OCELOT_SERIAL_PORT_DEFNS				\ | 
|  | _OCELOT_SERIAL_INIT(OCELOT_SERIAL1_IRQ, OCELOT_SERIAL1_BASE) | 
|  | #else | 
|  | #define MOMENCO_OCELOT_SERIAL_PORT_DEFNS | 
|  | #endif | 
|  |  | 
|  | #ifdef CONFIG_MOMENCO_OCELOT_G | 
|  | /* Ordinary NS16552 duart with a 20MHz crystal.  */ | 
|  | #define OCELOT_G_BASE_BAUD ( 20000000 / 16 ) | 
|  |  | 
|  | #define OCELOT_G_SERIAL1_IRQ	4 | 
|  | #if 0 | 
|  | #define OCELOT_G_SERIAL1_BASE	0xe0001020 | 
|  | #else | 
|  | #define OCELOT_G_SERIAL1_BASE	0xfd000020 | 
|  | #endif | 
|  |  | 
|  | #define _OCELOT_G_SERIAL_INIT(int, base)				\ | 
|  | { .baud_base = OCELOT_G_BASE_BAUD, .irq = int, .flags = STD_COM_FLAGS,\ | 
|  | .iomem_base = (u8 *) base, .iomem_reg_shift = 2,			\ | 
|  | .io_type = SERIAL_IO_MEM } | 
|  | #define MOMENCO_OCELOT_G_SERIAL_PORT_DEFNS				\ | 
|  | _OCELOT_G_SERIAL_INIT(OCELOT_G_SERIAL1_IRQ, OCELOT_G_SERIAL1_BASE) | 
|  | #else | 
|  | #define MOMENCO_OCELOT_G_SERIAL_PORT_DEFNS | 
|  | #endif | 
|  |  | 
|  | #ifdef CONFIG_MOMENCO_OCELOT_C | 
|  | /* Ordinary NS16552 duart with a 20MHz crystal.  */ | 
|  | #define OCELOT_C_BASE_BAUD ( 20000000 / 16 ) | 
|  |  | 
|  | #define OCELOT_C_SERIAL1_IRQ	80 | 
|  | #define OCELOT_C_SERIAL1_BASE	0xfd000020 | 
|  |  | 
|  | #define OCELOT_C_SERIAL2_IRQ	81 | 
|  | #define OCELOT_C_SERIAL2_BASE	0xfd000000 | 
|  |  | 
|  | #define _OCELOT_C_SERIAL_INIT(int, base)				\ | 
|  | { .baud_base		= OCELOT_C_BASE_BAUD,			\ | 
|  | .irq			= (int),				\ | 
|  | .flags		= STD_COM_FLAGS,			\ | 
|  | .iomem_base		= (u8 *) base,				\ | 
|  | .iomem_reg_shift	= 2,					\ | 
|  | .io_type		= SERIAL_IO_MEM				\ | 
|  | } | 
|  | #define MOMENCO_OCELOT_C_SERIAL_PORT_DEFNS				\ | 
|  | _OCELOT_C_SERIAL_INIT(OCELOT_C_SERIAL1_IRQ, OCELOT_C_SERIAL1_BASE), \ | 
|  | _OCELOT_C_SERIAL_INIT(OCELOT_C_SERIAL2_IRQ, OCELOT_C_SERIAL2_BASE) | 
|  | #else | 
|  | #define MOMENCO_OCELOT_C_SERIAL_PORT_DEFNS | 
|  | #endif | 
|  |  | 
|  | #ifdef CONFIG_DDB5477 | 
|  | #include <asm/ddb5xxx/ddb5477.h> | 
|  | #define DDB5477_SERIAL_PORT_DEFNS                                       \ | 
|  | { .baud_base = BASE_BAUD, .irq = VRC5477_IRQ_UART0, 		\ | 
|  | .flags = STD_COM_FLAGS, .iomem_base = (u8*)0xbfa04200, 	\ | 
|  | .iomem_reg_shift = 3, .io_type = SERIAL_IO_MEM},		\ | 
|  | { .baud_base = BASE_BAUD, .irq = VRC5477_IRQ_UART1, 		\ | 
|  | .flags = STD_COM_FLAGS, .iomem_base = (u8*)0xbfa04240, 	\ | 
|  | .iomem_reg_shift = 3, .io_type = SERIAL_IO_MEM}, | 
|  | #else | 
|  | #define DDB5477_SERIAL_PORT_DEFNS | 
|  | #endif | 
|  |  | 
|  | #ifdef CONFIG_SGI_IP32 | 
|  | /* | 
|  | * The IP32 (SGI O2) has standard serial ports (UART 16550A) mapped in memory | 
|  | * They are initialized in ip32_setup | 
|  | */ | 
|  | #define IP32_SERIAL_PORT_DEFNS				\ | 
|  | {},{}, | 
|  | #else | 
|  | #define IP32_SERIAL_PORT_DEFNS | 
|  | #endif /* CONFIG_SGI_IP32 */ | 
|  |  | 
|  | #define SERIAL_PORT_DFNS				\ | 
|  | DDB5477_SERIAL_PORT_DEFNS			\ | 
|  | EV64120_SERIAL_PORT_DEFNS			\ | 
|  | IP32_SERIAL_PORT_DEFNS                          \ | 
|  | JAZZ_SERIAL_PORT_DEFNS				\ | 
|  | STD_SERIAL_PORT_DEFNS				\ | 
|  | MOMENCO_OCELOT_G_SERIAL_PORT_DEFNS		\ | 
|  | MOMENCO_OCELOT_C_SERIAL_PORT_DEFNS		\ | 
|  | MOMENCO_OCELOT_SERIAL_PORT_DEFNS		\ | 
|  | MOMENCO_OCELOT_3_SERIAL_PORT_DEFNS | 
|  |  | 
|  | #endif /* _ASM_SERIAL_H */ |