Commit 06ce83a4 authored by Linus Walleij's avatar Linus Walleij
Browse files

ARM: ixp4xx: Delete NSLU2 boardfiles 



The NSLU2 is now completely migrated to use device tree exclusively
so delete the boardfiles.

Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent e73f0f0e

arch/arm/mach-ixp4xx/Kconfig

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Original line number Diff line number Diff line
@@ -17,15 +17,6 @@ config MACH_IXP4XX_OF 
	help

	  Say 'Y' here to support Device Tree-based IXP4xx platforms.



config MACH_NSLU2

	bool

	prompt "Linksys NSLU2"

	depends on IXP4XX_PCI_LEGACY

	help

	  Say 'Y' here if you want your kernel to support Linksys's

	  NSLU2 NAS device. For more information on this platform,

	  see http://www.nslu2-linux.org



config MACH_AVILA

	bool "Avila"

	depends on IXP4XX_PCI_LEGACY

arch/arm/mach-ixp4xx/Makefile

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Original line number Diff line number Diff line
@@ -15,7 +15,6 @@ obj-pci-$(CONFIG_MACH_IXDPG425) += ixdpg425-pci.o 
obj-pci-$(CONFIG_ARCH_ADI_COYOTE)	+= coyote-pci.o

obj-pci-$(CONFIG_MACH_GTWX5715)		+= gtwx5715-pci.o

obj-pci-$(CONFIG_MACH_MICCPT)		+= miccpt-pci.o

obj-pci-$(CONFIG_MACH_NSLU2)		+= nslu2-pci.o

obj-pci-$(CONFIG_MACH_NAS100D)		+= nas100d-pci.o

obj-pci-$(CONFIG_MACH_DSMG600)		+= dsmg600-pci.o

obj-pci-$(CONFIG_MACH_GATEWAY7001)	+= gateway7001-pci.o
@@ -33,7 +32,6 @@ obj-$(CONFIG_MACH_GTWX5715) += gtwx5715-setup.o 
obj-$(CONFIG_MACH_DEVIXP)	+= omixp-setup.o

obj-$(CONFIG_MACH_MICCPT)	+= omixp-setup.o

obj-$(CONFIG_MACH_MIC256)	+= omixp-setup.o

obj-$(CONFIG_MACH_NSLU2)	+= nslu2-setup.o

obj-$(CONFIG_MACH_NAS100D)	+= nas100d-setup.o

obj-$(CONFIG_MACH_DSMG600)      += dsmg600-setup.o

obj-$(CONFIG_MACH_GATEWAY7001)	+= gateway7001-setup.o

arch/arm/mach-ixp4xx/nslu2-pci.c

deleted100644 → 0
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Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0-only

/*

 * arch/arm/mach-ixp4xx/nslu2-pci.c

 *

 * NSLU2 board-level PCI initialization

 *

 * based on ixdp425-pci.c:

 *	Copyright (C) 2002 Intel Corporation.

 *	Copyright (C) 2003-2004 MontaVista Software, Inc.

 *

 * Maintainer: http://www.nslu2-linux.org/

 */



#include <linux/pci.h>

#include <linux/init.h>

#include <linux/irq.h>

#include <asm/mach/pci.h>

#include <asm/mach-types.h>



#include "irqs.h"



#define MAX_DEV		3

#define IRQ_LINES	3



/* PCI controller GPIO to IRQ pin mappings */

#define INTA		11

#define INTB		10

#define INTC		9

#define INTD		8



void __init nslu2_pci_preinit(void)

{

	irq_set_irq_type(IXP4XX_GPIO_IRQ(INTA), IRQ_TYPE_LEVEL_LOW);

	irq_set_irq_type(IXP4XX_GPIO_IRQ(INTB), IRQ_TYPE_LEVEL_LOW);

	irq_set_irq_type(IXP4XX_GPIO_IRQ(INTC), IRQ_TYPE_LEVEL_LOW);

	ixp4xx_pci_preinit();

}



static int __init nslu2_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)

{

	static int pci_irq_table[IRQ_LINES] = {

		IXP4XX_GPIO_IRQ(INTA),

		IXP4XX_GPIO_IRQ(INTB),

		IXP4XX_GPIO_IRQ(INTC),

	};



	if (slot >= 1 && slot <= MAX_DEV && pin >= 1 && pin <= IRQ_LINES)

		return pci_irq_table[(slot + pin - 2) % IRQ_LINES];



	return -1;

}



struct hw_pci __initdata nslu2_pci = {

	.nr_controllers = 1,

	.ops		= &ixp4xx_ops,

	.preinit	= nslu2_pci_preinit,

	.setup		= ixp4xx_setup,

	.map_irq	= nslu2_map_irq,

};



int __init nslu2_pci_init(void) /* monkey see, monkey do */

{

	if (machine_is_nslu2())

		pci_common_init(&nslu2_pci);



	return 0;

}



subsys_initcall(nslu2_pci_init);

arch/arm/mach-ixp4xx/nslu2-setup.c

deleted100644 → 0
+0 −341
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0

/*

 * arch/arm/mach-ixp4xx/nslu2-setup.c

 *

 * NSLU2 board-setup

 *

 * Copyright (C) 2008 Rod Whitby <rod@whitby.id.au>

 *

 * based on ixdp425-setup.c:

 *      Copyright (C) 2003-2004 MontaVista Software, Inc.

 * based on nslu2-power.c:

 *	Copyright (C) 2005 Tower Technologies

 *

 * Author: Mark Rakes <mrakes at mac.com>

 * Author: Rod Whitby <rod@whitby.id.au>

 * Author: Alessandro Zummo <a.zummo@towertech.it>

 * Maintainers: http://www.nslu2-linux.org/

 *

 */

#include <linux/gpio.h>

#include <linux/if_ether.h>

#include <linux/irq.h>

#include <linux/serial.h>

#include <linux/serial_8250.h>

#include <linux/leds.h>

#include <linux/reboot.h>

#include <linux/i2c.h>

#include <linux/gpio/machine.h>

#include <linux/io.h>

#include <asm/mach-types.h>

#include <asm/mach/arch.h>

#include <asm/mach/flash.h>

#include <asm/mach/time.h>

#include <mach/hardware.h>



#include "irqs.h"



#define NSLU2_SDA_PIN		7

#define NSLU2_SCL_PIN		6



/* NSLU2 Timer */

#define NSLU2_FREQ 66000000



/* Buttons */

#define NSLU2_PB_GPIO		5	/* power button */

#define NSLU2_PO_GPIO		8	/* power off */

#define NSLU2_RB_GPIO		12	/* reset button */



/* Buzzer */

#define NSLU2_GPIO_BUZZ		4



/* LEDs */

#define NSLU2_LED_RED_GPIO	0

#define NSLU2_LED_GRN_GPIO	1

#define NSLU2_LED_DISK1_GPIO	3

#define NSLU2_LED_DISK2_GPIO	2



static struct flash_platform_data nslu2_flash_data = {

	.map_name		= "cfi_probe",

	.width			= 2,

};



static struct resource nslu2_flash_resource = {

	.flags			= IORESOURCE_MEM,

};



static struct platform_device nslu2_flash = {

	.name			= "IXP4XX-Flash",

	.id			= 0,

	.dev.platform_data	= &nslu2_flash_data,

	.num_resources		= 1,

	.resource		= &nslu2_flash_resource,

};



static struct gpiod_lookup_table nslu2_i2c_gpiod_table = {

	.dev_id		= "i2c-gpio.0",

	.table		= {

		GPIO_LOOKUP_IDX("IXP4XX_GPIO_CHIP", NSLU2_SDA_PIN,

				NULL, 0, GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN),

		GPIO_LOOKUP_IDX("IXP4XX_GPIO_CHIP", NSLU2_SCL_PIN,

				NULL, 1, GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN),

	},

};



static struct i2c_board_info __initdata nslu2_i2c_board_info [] = {

	{

		I2C_BOARD_INFO("x1205", 0x6f),

	},

};



static struct gpio_led nslu2_led_pins[] = {

	{

		.name		= "nslu2:green:ready",

		.gpio		= NSLU2_LED_GRN_GPIO,

	},

	{

		.name		= "nslu2:red:status",

		.gpio		= NSLU2_LED_RED_GPIO,

	},

	{

		.name		= "nslu2:green:disk-1",

		.gpio		= NSLU2_LED_DISK1_GPIO,

		.active_low	= true,

	},

	{

		.name		= "nslu2:green:disk-2",

		.gpio		= NSLU2_LED_DISK2_GPIO,

		.active_low	= true,

	},

};



static struct gpio_led_platform_data nslu2_led_data = {

	.num_leds		= ARRAY_SIZE(nslu2_led_pins),

	.leds			= nslu2_led_pins,

};



static struct platform_device nslu2_leds = {

	.name			= "leds-gpio",

	.id			= -1,

	.dev.platform_data	= &nslu2_led_data,

};



static struct platform_device nslu2_i2c_gpio = {

	.name			= "i2c-gpio",

	.id			= 0,

	.dev	 = {

		.platform_data	= NULL,

	},

};



static struct resource nslu2_beeper_resources[] = {

	{

		.start	= IRQ_IXP4XX_TIMER2,

		.flags	= IORESOURCE_IRQ,

	},

};



static struct platform_device nslu2_beeper = {

	.name			= "ixp4xx-beeper",

	.id			= NSLU2_GPIO_BUZZ,

	.resource		= nslu2_beeper_resources,

	.num_resources		= ARRAY_SIZE(nslu2_beeper_resources),

};



static struct resource nslu2_uart_resources[] = {

	{

		.start		= IXP4XX_UART1_BASE_PHYS,

		.end		= IXP4XX_UART1_BASE_PHYS + 0x0fff,

		.flags		= IORESOURCE_MEM,

	},

	{

		.start		= IXP4XX_UART2_BASE_PHYS,

		.end		= IXP4XX_UART2_BASE_PHYS + 0x0fff,

		.flags		= IORESOURCE_MEM,

	}

};



static struct plat_serial8250_port nslu2_uart_data[] = {

	{

		.mapbase	= IXP4XX_UART1_BASE_PHYS,

		.membase	= (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,

		.irq		= IRQ_IXP4XX_UART1,

		.flags		= UPF_BOOT_AUTOCONF,

		.iotype		= UPIO_MEM,

		.regshift	= 2,

		.uartclk	= IXP4XX_UART_XTAL,

	},

	{

		.mapbase	= IXP4XX_UART2_BASE_PHYS,

		.membase	= (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,

		.irq		= IRQ_IXP4XX_UART2,

		.flags		= UPF_BOOT_AUTOCONF,

		.iotype		= UPIO_MEM,

		.regshift	= 2,

		.uartclk	= IXP4XX_UART_XTAL,

	},

	{ }

};



static struct platform_device nslu2_uart = {

	.name			= "serial8250",

	.id			= PLAT8250_DEV_PLATFORM,

	.dev.platform_data	= nslu2_uart_data,

	.num_resources		= 2,

	.resource		= nslu2_uart_resources,

};



/* Built-in 10/100 Ethernet MAC interfaces */

static struct resource nslu2_eth_resources[] = {

	{

		.start		= IXP4XX_EthB_BASE_PHYS,

		.end		= IXP4XX_EthB_BASE_PHYS + 0x0fff,

		.flags		= IORESOURCE_MEM,

	},

};



static struct eth_plat_info nslu2_plat_eth[] = {

	{

		.phy		= 1,

		.rxq		= 3,

		.txreadyq	= 20,

	}

};



static struct platform_device nslu2_eth[] = {

	{

		.name			= "ixp4xx_eth",

		.id			= IXP4XX_ETH_NPEB,

		.dev.platform_data	= nslu2_plat_eth,

		.num_resources		= ARRAY_SIZE(nslu2_eth_resources),

		.resource		= nslu2_eth_resources,

	}

};



static struct platform_device *nslu2_devices[] __initdata = {

	&nslu2_i2c_gpio,

	&nslu2_flash,

	&nslu2_beeper,

	&nslu2_leds,

	&nslu2_eth[0],

};



static void nslu2_power_off(void)

{

	/* This causes the box to drop the power and go dead. */



	/* enable the pwr cntl gpio and assert power off */

	gpio_direction_output(NSLU2_PO_GPIO, 1);

}



static irqreturn_t nslu2_power_handler(int irq, void *dev_id)

{

	/* Signal init to do the ctrlaltdel action, this will bypass init if

	 * it hasn't started and do a kernel_restart.

	 */

	ctrl_alt_del();



	return IRQ_HANDLED;

}



static irqreturn_t nslu2_reset_handler(int irq, void *dev_id)

{

	/* This is the paper-clip reset, it shuts the machine down directly.

	 */

	machine_power_off();



	return IRQ_HANDLED;

}



static int __init nslu2_gpio_init(void)

{

	if (!machine_is_nslu2())

		return 0;



	/* Request the power off GPIO */

	return gpio_request(NSLU2_PO_GPIO, "power off");

}

device_initcall(nslu2_gpio_init);



static void __init nslu2_timer_init(void)

{

    /* The xtal on this machine is non-standard. */

    ixp4xx_timer_freq = NSLU2_FREQ;



    /* Call standard timer_init function. */

    ixp4xx_timer_init();

}



static void __init nslu2_init(void)

{

	uint8_t __iomem *f;

	int i;



	ixp4xx_sys_init();



	nslu2_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);

	nslu2_flash_resource.end =

		IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1;



	gpiod_add_lookup_table(&nslu2_i2c_gpiod_table);

	i2c_register_board_info(0, nslu2_i2c_board_info,

				ARRAY_SIZE(nslu2_i2c_board_info));



	/*

	 * This is only useful on a modified machine, but it is valuable

	 * to have it first in order to see debug messages, and so that

	 * it does *not* get removed if platform_add_devices fails!

	 */

	(void)platform_device_register(&nslu2_uart);



	platform_add_devices(nslu2_devices, ARRAY_SIZE(nslu2_devices));



	pm_power_off = nslu2_power_off;



	if (request_irq(gpio_to_irq(NSLU2_RB_GPIO), &nslu2_reset_handler,

		IRQF_TRIGGER_LOW, "NSLU2 reset button", NULL) < 0) {



		printk(KERN_DEBUG "Reset Button IRQ %d not available\n",

			gpio_to_irq(NSLU2_RB_GPIO));

	}



	if (request_irq(gpio_to_irq(NSLU2_PB_GPIO), &nslu2_power_handler,

		IRQF_TRIGGER_HIGH, "NSLU2 power button", NULL) < 0) {



		printk(KERN_DEBUG "Power Button IRQ %d not available\n",

			gpio_to_irq(NSLU2_PB_GPIO));

	}



	/*

	 * Map in a portion of the flash and read the MAC address.

	 * Since it is stored in BE in the flash itself, we need to

	 * byteswap it if we're in LE mode.

	 */

	f = ioremap(IXP4XX_EXP_BUS_BASE(0), 0x40000);

	if (f) {

		for (i = 0; i < 6; i++)

#ifdef __ARMEB__

			nslu2_plat_eth[0].hwaddr[i] = readb(f + 0x3FFB0 + i);

#else

			nslu2_plat_eth[0].hwaddr[i] = readb(f + 0x3FFB0 + (i^3));

#endif

		iounmap(f);

	}

	printk(KERN_INFO "NSLU2: Using MAC address %pM for port 0\n",

	       nslu2_plat_eth[0].hwaddr);



}



MACHINE_START(NSLU2, "Linksys NSLU2")

	/* Maintainer: www.nslu2-linux.org */

	.atag_offset	= 0x100,

	.map_io		= ixp4xx_map_io,

	.init_early	= ixp4xx_init_early,

	.init_irq	= ixp4xx_init_irq,

	.init_time	= nslu2_timer_init,

	.init_machine	= nslu2_init,

#if defined(CONFIG_PCI)

	.dma_zone_size	= SZ_64M,

#endif

	.restart	= ixp4xx_restart,

MACHINE_END