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Commit e60d07b6 authored by Lennert Buytenhek's avatar Lennert Buytenhek Committed by Russell King
Browse files

[ARM] 3850/1: iop3xx: add thecus n2100 support 



Add support for the Thecus n2100 (80219-based.)

Signed-off-by: default avatarLennert Buytenhek <buytenh@wantstofly.org>
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent 17b602b1

arch/arm/configs/iop32x_defconfig

+117 −2
Original line number Diff line number Diff line
@@ -128,6 +128,7 @@ CONFIG_ARCH_IOP32X=y 
#

CONFIG_ARCH_IQ80321=y

CONFIG_ARCH_IQ31244=y

CONFIG_MACH_N2100=y

CONFIG_PLAT_IOP=y



#
@@ -601,7 +602,8 @@ CONFIG_E1000_NAPI=y 
# CONFIG_NS83820 is not set

# CONFIG_HAMACHI is not set

# CONFIG_YELLOWFIN is not set

# CONFIG_R8169 is not set

CONFIG_R8169=y

# CONFIG_R8169_NAPI is not set

# CONFIG_SIS190 is not set

# CONFIG_SKGE is not set

# CONFIG_SKY2 is not set
@@ -897,12 +899,125 @@ CONFIG_DUMMY_CONSOLE=y 
CONFIG_USB_ARCH_HAS_HCD=y

CONFIG_USB_ARCH_HAS_OHCI=y

CONFIG_USB_ARCH_HAS_EHCI=y

# CONFIG_USB is not set

CONFIG_USB=y

# CONFIG_USB_DEBUG is not set



#

# Miscellaneous USB options

#

# CONFIG_USB_DEVICEFS is not set

# CONFIG_USB_BANDWIDTH is not set

# CONFIG_USB_DYNAMIC_MINORS is not set

# CONFIG_USB_OTG is not set



#

# USB Host Controller Drivers

#

CONFIG_USB_EHCI_HCD=y

CONFIG_USB_EHCI_SPLIT_ISO=y

CONFIG_USB_EHCI_ROOT_HUB_TT=y

CONFIG_USB_EHCI_TT_NEWSCHED=y

# CONFIG_USB_ISP116X_HCD is not set

# CONFIG_USB_OHCI_HCD is not set

CONFIG_USB_UHCI_HCD=y

# CONFIG_USB_SL811_HCD is not set



#

# USB Device Class drivers

#

# CONFIG_USB_ACM is not set

# CONFIG_USB_PRINTER is not set



#

# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'

#



#

# may also be needed; see USB_STORAGE Help for more information

#

CONFIG_USB_STORAGE=y

# CONFIG_USB_STORAGE_DEBUG is not set

# CONFIG_USB_STORAGE_DATAFAB is not set

# CONFIG_USB_STORAGE_FREECOM is not set

# CONFIG_USB_STORAGE_DPCM is not set

# CONFIG_USB_STORAGE_USBAT is not set

# CONFIG_USB_STORAGE_SDDR09 is not set

# CONFIG_USB_STORAGE_SDDR55 is not set

# CONFIG_USB_STORAGE_JUMPSHOT is not set

# CONFIG_USB_STORAGE_ALAUDA is not set

# CONFIG_USB_LIBUSUAL is not set



#

# USB Input Devices

#

# CONFIG_USB_HID is not set



#

# USB HID Boot Protocol drivers

#

# CONFIG_USB_KBD is not set

# CONFIG_USB_MOUSE is not set

# CONFIG_USB_AIPTEK is not set

# CONFIG_USB_WACOM is not set

# CONFIG_USB_ACECAD is not set

# CONFIG_USB_KBTAB is not set

# CONFIG_USB_POWERMATE is not set

# CONFIG_USB_TOUCHSCREEN is not set

# CONFIG_USB_YEALINK is not set

# CONFIG_USB_XPAD is not set

# CONFIG_USB_ATI_REMOTE is not set

# CONFIG_USB_ATI_REMOTE2 is not set

# CONFIG_USB_KEYSPAN_REMOTE is not set

# CONFIG_USB_APPLETOUCH is not set



#

# USB Imaging devices

#

# CONFIG_USB_MDC800 is not set

# CONFIG_USB_MICROTEK is not set



#

# USB Network Adapters

#

# CONFIG_USB_CATC is not set

# CONFIG_USB_KAWETH is not set

# CONFIG_USB_PEGASUS is not set

# CONFIG_USB_RTL8150 is not set

# CONFIG_USB_USBNET is not set

CONFIG_USB_MON=y



#

# USB port drivers

#



#

# USB Serial Converter support

#

# CONFIG_USB_SERIAL is not set



#

# USB Miscellaneous drivers

#

# CONFIG_USB_EMI62 is not set

# CONFIG_USB_EMI26 is not set

# CONFIG_USB_AUERSWALD is not set

# CONFIG_USB_RIO500 is not set

# CONFIG_USB_LEGOTOWER is not set

# CONFIG_USB_LCD is not set

# CONFIG_USB_LED is not set

# CONFIG_USB_CYPRESS_CY7C63 is not set

# CONFIG_USB_CYTHERM is not set

# CONFIG_USB_PHIDGETKIT is not set

# CONFIG_USB_PHIDGETSERVO is not set

# CONFIG_USB_IDMOUSE is not set

# CONFIG_USB_APPLEDISPLAY is not set

# CONFIG_USB_SISUSBVGA is not set

# CONFIG_USB_LD is not set



#

# USB DSL modem support

#



#

# USB Gadget Support

#

arch/arm/mach-iop32x/Kconfig

+6 −0
Original line number Diff line number Diff line
@@ -17,6 +17,12 @@ config ARCH_IQ31244 
	  evaluation kit for the Intel 80219 processor (a IOP321 variant)

	  or the IQ31244 evaluation kit for the IOP321 processor.



config MACH_N2100

	bool "Enable support for the Thecus n2100"

	help

	  Say Y here if you want to run your kernel on the Thecus n2100

	  NAS appliance.



endmenu



endif

arch/arm/mach-iop32x/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -9,3 +9,4 @@ obj- := 


obj-$(CONFIG_ARCH_IQ80321) += iq80321.o

obj-$(CONFIG_ARCH_IQ31244) += iq31244.o

obj-$(CONFIG_MACH_N2100) += n2100.o

arch/arm/mach-iop32x/irq.c

+2 −1
Original line number Diff line number Diff line
@@ -63,7 +63,8 @@ void __init iop32x_init_irq(void) 
	intctl_write(0);

	intstr_write(0);

	if (machine_is_iq80321() ||

	    machine_is_iq31244())

	    machine_is_iq31244() ||

	    machine_is_n2100())

		*IOP3XX_PCIIRSR = 0x0f;



	for (i = 0; i < NR_IRQS; i++) {

arch/arm/mach-iop32x/n2100.c

0 → 100644
+251 −0
Original line number Diff line number Diff line 
/*

 * arch/arm/mach-iop32x/n2100.c

 *

 * Board support code for the Thecus N2100 platform.

 *

 * Author: Rory Bolt <rorybolt@pacbell.net>

 * Copyright (C) 2002 Rory Bolt

 * Copyright 2003 (c) MontaVista, Software, Inc.

 * Copyright (C) 2004 Intel Corp.

 *

 * This program is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License as published by the

 * Free Software Foundation; either version 2 of the License, or (at your

 * option) any later version.

 */



#include <linux/mm.h>

#include <linux/init.h>

#include <linux/delay.h>

#include <linux/kernel.h>

#include <linux/pci.h>

#include <linux/pm.h>

#include <linux/string.h>

#include <linux/slab.h>

#include <linux/serial_core.h>

#include <linux/serial_8250.h>

#include <linux/mtd/physmap.h>

#include <linux/platform_device.h>

#include <linux/reboot.h>

#include <asm/hardware.h>

#include <asm/io.h>

#include <asm/irq.h>

#include <asm/mach/arch.h>

#include <asm/mach/map.h>

#include <asm/mach/pci.h>

#include <asm/mach/time.h>

#include <asm/mach-types.h>

#include <asm/page.h>

#include <asm/pgtable.h>



/*

 * N2100 timer tick configuration.

 */

static void __init n2100_timer_init(void)

{

	/* 33.000 MHz crystal.  */

	iop3xx_init_time(198000000);

}



static struct sys_timer n2100_timer = {

	.init		= n2100_timer_init,

	.offset		= iop3xx_gettimeoffset,

};





/*

 * N2100 I/O.

 */

static struct map_desc n2100_io_desc[] __initdata = {

	{	/* on-board devices */

		.virtual	= N2100_UART,

		.pfn		= __phys_to_pfn(N2100_UART),

		.length		= 0x00100000,

		.type		= MT_DEVICE

	},

};



void __init n2100_map_io(void)

{

	iop3xx_map_io();

	iotable_init(n2100_io_desc, ARRAY_SIZE(n2100_io_desc));

}





/*

 * N2100 PCI.

 */

static inline int __init

n2100_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)

{

	int irq;



	if (PCI_SLOT(dev->devfn) == 1) {

		/* RTL8110SB #1 */

		irq = IRQ_IOP32X_XINT0;

	} else if (PCI_SLOT(dev->devfn) == 2) {

		/* RTL8110SB #2 */

		irq = IRQ_IOP32X_XINT1;

	} else if (PCI_SLOT(dev->devfn) == 3) {

		/* Sil3512 */

		irq = IRQ_IOP32X_XINT2;

	} else if (PCI_SLOT(dev->devfn) == 4 && pin == 1) {

		/* VT6212 INTA */

		irq = IRQ_IOP32X_XINT1;

	} else if (PCI_SLOT(dev->devfn) == 4 && pin == 2) {

		/* VT6212 INTB */

		irq = IRQ_IOP32X_XINT0;

	} else if (PCI_SLOT(dev->devfn) == 4 && pin == 3) {

		/* VT6212 INTC */

		irq = IRQ_IOP32X_XINT2;

	} else if (PCI_SLOT(dev->devfn) == 5) {

		/* Mini-PCI slot */

		irq = IRQ_IOP32X_XINT3;

	} else {

		printk(KERN_ERR "n2100_pci_map_irq() called for unknown "

			"device PCI:%d:%d:%d\n", dev->bus->number,

			PCI_SLOT(dev->devfn), PCI_FUNC(dev->devfn));

		irq = -1;

	}



	return irq;

}



static struct hw_pci n2100_pci __initdata = {

	.swizzle	= pci_std_swizzle,

	.nr_controllers = 1,

	.setup		= iop3xx_pci_setup,

	.preinit	= iop3xx_pci_preinit,

	.scan		= iop3xx_pci_scan_bus,

	.map_irq	= n2100_pci_map_irq,

};



static int __init n2100_pci_init(void)

{

	if (machine_is_n2100())

		pci_common_init(&n2100_pci);



	return 0;

}



subsys_initcall(n2100_pci_init);





/*

 * N2100 machine initialisation.

 */

static struct physmap_flash_data n2100_flash_data = {

	.width		= 2,

};



static struct resource n2100_flash_resource = {

	.start		= 0xf0000000,

	.end		= 0xf0ffffff,

	.flags		= IORESOURCE_MEM,

};



static struct platform_device n2100_flash_device = {

	.name		= "physmap-flash",

	.id		= 0,

	.dev		= {

		.platform_data	= &n2100_flash_data,

	},

	.num_resources	= 1,

	.resource	= &n2100_flash_resource,

};





static struct plat_serial8250_port n2100_serial_port[] = {

	{

		.mapbase	= N2100_UART,

		.membase	= (char *)N2100_UART,

		.irq		= 0,

		.flags		= UPF_SKIP_TEST,

		.iotype		= UPIO_MEM,

		.regshift	= 0,

		.uartclk	= 1843200,

	},

	{ },

};



static struct resource n2100_uart_resource = {

	.start		= N2100_UART,

	.end		= N2100_UART + 7,

	.flags		= IORESOURCE_MEM,

};



static struct platform_device n2100_serial_device = {

	.name		= "serial8250",

	.id		= PLAT8250_DEV_PLATFORM,

	.dev		= {

		.platform_data		= n2100_serial_port,

	},

	.num_resources	= 1,

	.resource	= &n2100_uart_resource,

};





/*

 * Pull PCA9532 GPIO #8 low to power off the machine.

 */

static void n2100_power_off(void)

{

	local_irq_disable();



	/* Start condition, I2C address of PCA9532, write transaction.  */

	*IOP3XX_IDBR0 = 0xc0;

	*IOP3XX_ICR0 = 0xe9;

	mdelay(1);



	/* Write address 0x08.  */

	*IOP3XX_IDBR0 = 0x08;

	*IOP3XX_ICR0 = 0xe8;

	mdelay(1);



	/* Write data 0x01, stop condition.  */

	*IOP3XX_IDBR0 = 0x01;

	*IOP3XX_ICR0 = 0xea;



	while (1)

		;

}





static struct timer_list power_button_poll_timer;



static void power_button_poll(unsigned long dummy)

{

	if (gpio_line_get(N2100_POWER_BUTTON) == 0) {

		ctrl_alt_del();

		return;

	}



	power_button_poll_timer.expires = jiffies + (HZ / 10);

	add_timer(&power_button_poll_timer);

}





static void __init n2100_init_machine(void)

{

	platform_device_register(&iop3xx_i2c0_device);

	platform_device_register(&n2100_flash_device);

	platform_device_register(&n2100_serial_device);



	pm_power_off = n2100_power_off;



	init_timer(&power_button_poll_timer);

	power_button_poll_timer.function = power_button_poll;

	power_button_poll_timer.expires = jiffies + (HZ / 10);

	add_timer(&power_button_poll_timer);

}



MACHINE_START(N2100, "Thecus N2100")

	/* Maintainer: Lennert Buytenhek <buytenh@wantstofly.org> */

	.phys_io	= N2100_UART,

	.io_pg_offst	= ((N2100_UART) >> 18) & 0xfffc,

	.boot_params	= 0xa0000100,

	.map_io		= n2100_map_io,

	.init_irq	= iop32x_init_irq,

	.timer		= &n2100_timer,

	.init_machine	= n2100_init_machine,

MACHINE_END