2005-04-17 05:20:36 +07:00
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/*
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* Setup pointers to hardware-dependent routines.
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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2007-10-18 19:51:15 +07:00
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* Copyright (C) 1996, 1997, 1998, 2001, 07 by Ralf Baechle
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2005-04-17 05:20:36 +07:00
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* Copyright (C) 2001 MIPS Technologies, Inc.
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2007-08-25 16:01:50 +07:00
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* Copyright (C) 2007 by Thomas Bogendoerfer
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2005-04-17 05:20:36 +07:00
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*/
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#include <linux/eisa.h>
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#include <linux/init.h>
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#include <linux/ioport.h>
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#include <linux/sched.h>
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#include <linux/interrupt.h>
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#include <linux/mm.h>
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#include <linux/console.h>
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#include <linux/fb.h>
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2006-01-19 00:37:07 +07:00
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#include <linux/pm.h>
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2006-10-09 01:35:00 +07:00
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#include <linux/screen_info.h>
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2007-08-25 16:01:50 +07:00
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#include <linux/platform_device.h>
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#include <linux/serial_8250.h>
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2006-01-19 00:37:07 +07:00
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2005-04-17 05:20:36 +07:00
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#include <asm/bootinfo.h>
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#include <asm/irq.h>
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#include <asm/jazz.h>
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#include <asm/jazzdma.h>
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#include <asm/reboot.h>
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#include <asm/io.h>
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#include <asm/pgtable.h>
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#include <asm/time.h>
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#include <asm/traps.h>
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2007-08-25 16:01:50 +07:00
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#include <asm/mc146818-time.h>
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2005-04-17 05:20:36 +07:00
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extern asmlinkage void jazz_handle_int(void);
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extern void jazz_machine_restart(char *command);
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static struct resource jazz_io_resources[] = {
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2006-10-09 01:19:11 +07:00
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{
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.start = 0x00,
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.end = 0x1f,
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.name = "dma1",
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.flags = IORESOURCE_BUSY
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}, {
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.start = 0x40,
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.end = 0x5f,
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.name = "timer",
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2007-06-28 04:10:06 +07:00
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.flags = IORESOURCE_BUSY
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2006-10-09 01:19:11 +07:00
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}, {
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.start = 0x80,
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.end = 0x8f,
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.name = "dma page reg",
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.flags = IORESOURCE_BUSY
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}, {
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.start = 0xc0,
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.end = 0xdf,
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.name = "dma2",
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.flags = IORESOURCE_BUSY
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}
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2005-04-17 05:20:36 +07:00
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};
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2006-06-18 07:32:22 +07:00
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void __init plat_mem_setup(void)
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2005-04-17 05:20:36 +07:00
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{
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int i;
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/* Map 0xe0000000 -> 0x0:800005C0, 0xe0010000 -> 0x1:30000580 */
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2007-10-12 05:46:15 +07:00
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add_wired_entry(0x02000017, 0x03c00017, 0xe0000000, PM_64K);
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2005-04-17 05:20:36 +07:00
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/* Map 0xe2000000 -> 0x0:900005C0, 0xe3010000 -> 0x0:910005C0 */
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2007-10-12 05:46:15 +07:00
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add_wired_entry(0x02400017, 0x02440017, 0xe2000000, PM_16M);
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2005-04-17 05:20:36 +07:00
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/* Map 0xe4000000 -> 0x0:600005C0, 0xe4100000 -> 400005C0 */
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2007-10-12 05:46:15 +07:00
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add_wired_entry(0x01800017, 0x01000017, 0xe4000000, PM_4M);
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2005-04-17 05:20:36 +07:00
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set_io_port_base(JAZZ_PORT_BASE);
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#ifdef CONFIG_EISA
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2008-07-14 20:11:40 +07:00
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EISA_bus = 1;
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2005-04-17 05:20:36 +07:00
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#endif
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/* request I/O space for devices used on all i[345]86 PCs */
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for (i = 0; i < ARRAY_SIZE(jazz_io_resources); i++)
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request_resource(&ioport_resource, jazz_io_resources + i);
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/* The RTC is outside the port address space */
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_machine_restart = jazz_machine_restart;
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2007-08-25 16:01:50 +07:00
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#ifdef CONFIG_VT
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2005-04-17 05:20:36 +07:00
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screen_info = (struct screen_info) {
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0, 0, /* orig-x, orig-y */
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0, /* unused */
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0, /* orig_video_page */
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0, /* orig_video_mode */
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160, /* orig_video_cols */
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0, 0, 0, /* unused, ega_bx, unused */
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64, /* orig_video_lines */
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0, /* orig_video_isVGA */
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16 /* orig_video_points */
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};
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2007-08-25 16:01:50 +07:00
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#endif
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2005-04-17 05:20:36 +07:00
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2007-08-25 16:01:50 +07:00
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add_preferred_console("ttyS", 0, "9600");
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2005-04-17 05:20:36 +07:00
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}
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2007-08-25 16:01:50 +07:00
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#ifdef CONFIG_OLIVETTI_M700
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#define UART_CLK 1843200
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#else
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/* Some Jazz machines seem to have an 8MHz crystal clock but I don't know
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exactly which ones ... XXX */
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#define UART_CLK (8000000 / 16) /* ( 3072000 / 16) */
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#endif
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#define MEMPORT(_base, _irq) \
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{ \
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.mapbase = (_base), \
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.membase = (void *)(_base), \
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.irq = (_irq), \
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.uartclk = UART_CLK, \
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.iotype = UPIO_MEM, \
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.flags = UPF_BOOT_AUTOCONF, \
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}
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static struct plat_serial8250_port jazz_serial_data[] = {
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MEMPORT(JAZZ_SERIAL1_BASE, JAZZ_SERIAL1_IRQ),
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MEMPORT(JAZZ_SERIAL2_BASE, JAZZ_SERIAL2_IRQ),
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{ },
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};
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static struct platform_device jazz_serial8250_device = {
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.name = "serial8250",
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.id = PLAT8250_DEV_PLATFORM,
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.dev = {
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.platform_data = jazz_serial_data,
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},
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};
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static struct resource jazz_esp_rsrc[] = {
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{
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.start = JAZZ_SCSI_BASE,
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.end = JAZZ_SCSI_BASE + 31,
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.flags = IORESOURCE_MEM
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},
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{
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.start = JAZZ_SCSI_DMA,
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.end = JAZZ_SCSI_DMA,
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.flags = IORESOURCE_MEM
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},
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{
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.start = JAZZ_SCSI_IRQ,
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.end = JAZZ_SCSI_IRQ,
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.flags = IORESOURCE_IRQ
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}
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};
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static struct platform_device jazz_esp_pdev = {
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.name = "jazz_esp",
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.num_resources = ARRAY_SIZE(jazz_esp_rsrc),
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.resource = jazz_esp_rsrc
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};
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static struct resource jazz_sonic_rsrc[] = {
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{
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.start = JAZZ_ETHERNET_BASE,
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.end = JAZZ_ETHERNET_BASE + 0xff,
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.flags = IORESOURCE_MEM
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},
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{
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.start = JAZZ_ETHERNET_IRQ,
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.end = JAZZ_ETHERNET_IRQ,
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.flags = IORESOURCE_IRQ
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}
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};
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static struct platform_device jazz_sonic_pdev = {
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.name = "jazzsonic",
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.num_resources = ARRAY_SIZE(jazz_sonic_rsrc),
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.resource = jazz_sonic_rsrc
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};
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static struct resource jazz_cmos_rsrc[] = {
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{
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.start = 0x70,
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.end = 0x71,
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.flags = IORESOURCE_IO
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},
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{
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.start = 8,
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.end = 8,
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.flags = IORESOURCE_IRQ
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}
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};
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static struct platform_device jazz_cmos_pdev = {
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.name = "rtc_cmos",
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.num_resources = ARRAY_SIZE(jazz_cmos_rsrc),
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.resource = jazz_cmos_rsrc
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};
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2008-01-29 17:14:57 +07:00
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static struct platform_device pcspeaker_pdev = {
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.name = "pcspkr",
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.id = -1,
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};
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2007-08-25 16:01:50 +07:00
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static int __init jazz_setup_devinit(void)
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{
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platform_device_register(&jazz_serial8250_device);
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platform_device_register(&jazz_esp_pdev);
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platform_device_register(&jazz_sonic_pdev);
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platform_device_register(&jazz_cmos_pdev);
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2008-01-29 17:14:57 +07:00
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platform_device_register(&pcspeaker_pdev);
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2007-08-25 16:01:50 +07:00
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return 0;
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}
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device_initcall(jazz_setup_devinit);
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