[PATCH] ARM: ixp4xx: Delete the D-Link DSM-G600 boardfiles

[PATCH] ARM: ixp4xx: Delete the D-Link DSM-G600 boardfiles

[Linus Walleij]

This board is replaced with the corresponding device tree.

Cc: Michael-Luke Jones <mlj28@cam.ac.uk>
Cc: Rod Whitby <rod@whitby.id.au>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Cc: Michael Westerhof <mwester@dls.net>
Cc: Deepak Saxena <dsaxena@plexity.net>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---
 arch/arm/mach-ixp4xx/Kconfig         |   9 -
 arch/arm/mach-ixp4xx/Makefile        |   2 -
 arch/arm/mach-ixp4xx/dsmg600-pci.c   |  77 -------
 arch/arm/mach-ixp4xx/dsmg600-setup.c | 304 ---------------------------
 4 files changed, 392 deletions(-)
 delete mode 100644 arch/arm/mach-ixp4xx/dsmg600-pci.c
 delete mode 100644 arch/arm/mach-ixp4xx/dsmg600-setup.c

diff --git a/arch/arm/mach-ixp4xx/Kconfig b/arch/arm/mach-ixp4xx/Kconfig
index cf1f8cdd2220..3cdf9e656c5b 100644
--- a/arch/arm/mach-ixp4xx/Kconfig
+++ b/arch/arm/mach-ixp4xx/Kconfig
@@ -102,15 +102,6 @@ config ARCH_PRPMC1100
 	  PrPCM1100 Processor Mezanine Module. For more information on
 	  this platform, see <file:Documentation/arm/ixp4xx.rst>.
 
-config MACH_DSMG600
-	bool
-	prompt "D-Link DSM-G600 RevA"
-	depends on IXP4XX_PCI_LEGACY
-	help
-	  Say 'Y' here if you want your kernel to support D-Link's
-	  DSM-G600 RevA device. For more information on this platform,
-	  see http://www.nslu2-linux.org/wiki/DSMG600/HomePage
-
 config	ARCH_IXDP4XX
 	bool
 	depends on ARCH_IXDP425 || MACH_IXDP465 || MACH_KIXRP435
diff --git a/arch/arm/mach-ixp4xx/Makefile b/arch/arm/mach-ixp4xx/Makefile
index 59ba8a9441ab..53d8972ba4ff 100644
--- a/arch/arm/mach-ixp4xx/Makefile
+++ b/arch/arm/mach-ixp4xx/Makefile
@@ -14,7 +14,6 @@ obj-pci-$(CONFIG_MACH_AVILA)		+= avila-pci.o
 obj-pci-$(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-$(CONFIG_MACH_DSMG600)		+= dsmg600-pci.o
 obj-pci-$(CONFIG_MACH_GATEWAY7001)	+= gateway7001-pci.o
 obj-pci-$(CONFIG_MACH_FSG)		+= fsg-pci.o
 
@@ -25,7 +24,6 @@ obj-$(CONFIG_MACH_AVILA)	+= avila-setup.o
 obj-$(CONFIG_MACH_IXDPG425)	+= coyote-setup.o
 obj-$(CONFIG_ARCH_ADI_COYOTE)	+= coyote-setup.o
 obj-$(CONFIG_MACH_GTWX5715)	+= gtwx5715-setup.o
-obj-$(CONFIG_MACH_DSMG600)      += dsmg600-setup.o
 obj-$(CONFIG_MACH_GATEWAY7001)	+= gateway7001-setup.o
 obj-$(CONFIG_MACH_FSG)		+= fsg-setup.o
 obj-$(CONFIG_MACH_GORAMO_MLR)	+= goramo_mlr.o
diff --git a/arch/arm/mach-ixp4xx/dsmg600-pci.c b/arch/arm/mach-ixp4xx/dsmg600-pci.c
deleted file mode 100644
index e997d97f619e..000000000000
--- a/arch/arm/mach-ixp4xx/dsmg600-pci.c
+++ /dev/null
@@ -1,77 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * DSM-G600 board-level PCI initialization
- *
- * Copyright (C) 2006 Tower Technologies
- * Author: Alessandro Zummo <a.zummo@towertech.it>
- *
- * 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		4
-#define IRQ_LINES	3
-
-/* PCI controller GPIO to IRQ pin mappings */
-#define INTA		11
-#define INTB		10
-#define INTC		9
-#define INTD		8
-#define INTE		7
-#define INTF		6
-
-void __init dsmg600_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);
-	irq_set_irq_type(IXP4XX_GPIO_IRQ(INTD), IRQ_TYPE_LEVEL_LOW);
-	irq_set_irq_type(IXP4XX_GPIO_IRQ(INTE), IRQ_TYPE_LEVEL_LOW);
-	irq_set_irq_type(IXP4XX_GPIO_IRQ(INTF), IRQ_TYPE_LEVEL_LOW);
-	ixp4xx_pci_preinit();
-}
-
-static int __init dsmg600_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
-{
-	static int pci_irq_table[MAX_DEV][IRQ_LINES] = {
-		{ IXP4XX_GPIO_IRQ(INTE), -1, -1 },
-		{ IXP4XX_GPIO_IRQ(INTA), -1, -1 },
-		{ IXP4XX_GPIO_IRQ(INTB), IXP4XX_GPIO_IRQ(INTC),
-		  IXP4XX_GPIO_IRQ(INTD) },
-		{ IXP4XX_GPIO_IRQ(INTF), -1, -1 },
-	};
-
-	if (slot >= 1 && slot <= MAX_DEV && pin >= 1 && pin <= IRQ_LINES)
-		return pci_irq_table[slot - 1][pin - 1];
-
-	return -1;
-}
-
-struct hw_pci __initdata dsmg600_pci = {
-	.nr_controllers = 1,
-	.ops		= &ixp4xx_ops,
-	.preinit	= dsmg600_pci_preinit,
-	.setup		= ixp4xx_setup,
-	.map_irq	= dsmg600_map_irq,
-};
-
-int __init dsmg600_pci_init(void)
-{
-	if (machine_is_dsmg600())
-		pci_common_init(&dsmg600_pci);
-
-	return 0;
-}
-
-subsys_initcall(dsmg600_pci_init);
diff --git a/arch/arm/mach-ixp4xx/dsmg600-setup.c b/arch/arm/mach-ixp4xx/dsmg600-setup.c
deleted file mode 100644
index 4d4c62fced71..000000000000
--- a/arch/arm/mach-ixp4xx/dsmg600-setup.c
+++ /dev/null
@@ -1,304 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * DSM-G600 board-setup
- *
- * Copyright (C) 2008 Rod Whitby <rod@whitby.id.au>
- * Copyright (C) 2006 Tower Technologies
- *
- * based on ixdp425-setup.c:
- *      Copyright (C) 2003-2004 MontaVista Software, Inc.
- * based on nslu2-power.c:
- *	Copyright (C) 2005 Tower Technologies
- * based on nslu2-io.c:
- *	Copyright (C) 2004 Karen Spearel
- *
- * Author: Alessandro Zummo <a.zummo@towertech.it>
- * Author: Michael Westerhof <mwester@dls.net>
- * Author: Rod Whitby <rod@whitby.id.au>
- * Maintainers: http://www.nslu2-linux.org/
- */
-#include <linux/gpio.h>
-#include <linux/irq.h>
-#include <linux/jiffies.h>
-#include <linux/timer.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 <mach/hardware.h>
-
-#include <asm/mach-types.h>
-#include <asm/mach/arch.h>
-#include <asm/mach/flash.h>
-#include <asm/mach/time.h>
-
-#include "irqs.h"
-
-#define DSMG600_SDA_PIN		5
-#define DSMG600_SCL_PIN		4
-
-/* DSM-G600 Timer Setting */
-#define DSMG600_FREQ		66000000
-
-/* Buttons */
-#define DSMG600_PB_GPIO		15	/* power button */
-#define DSMG600_RB_GPIO		3	/* reset button */
-
-/* Power control */
-#define DSMG600_PO_GPIO		2	/* power off */
-
-/* LEDs */
-#define DSMG600_LED_PWR_GPIO	0
-#define DSMG600_LED_WLAN_GPIO	14
-
-static struct flash_platform_data dsmg600_flash_data = {
-	.map_name		= "cfi_probe",
-	.width			= 2,
-};
-
-static struct resource dsmg600_flash_resource = {
-	.flags			= IORESOURCE_MEM,
-};
-
-static struct platform_device dsmg600_flash = {
-	.name			= "IXP4XX-Flash",
-	.id			= 0,
-	.dev.platform_data	= &dsmg600_flash_data,
-	.num_resources		= 1,
-	.resource		= &dsmg600_flash_resource,
-};
-
-static struct gpiod_lookup_table dsmg600_i2c_gpiod_table = {
-	.dev_id		= "i2c-gpio.0",
-	.table		= {
-		GPIO_LOOKUP_IDX("IXP4XX_GPIO_CHIP", DSMG600_SDA_PIN,
-				NULL, 0, GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN),
-		GPIO_LOOKUP_IDX("IXP4XX_GPIO_CHIP", DSMG600_SCL_PIN,
-				NULL, 1, GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN),
-	},
-};
-
-static struct platform_device dsmg600_i2c_gpio = {
-	.name			= "i2c-gpio",
-	.id			= 0,
-	.dev	 = {
-		.platform_data	= NULL,
-	},
-};
-
-static struct i2c_board_info __initdata dsmg600_i2c_board_info [] = {
-	{
-		I2C_BOARD_INFO("pcf8563", 0x51),
-	},
-};
-
-static struct gpio_led dsmg600_led_pins[] = {
-	{
-		.name		= "dsmg600:green:power",
-		.gpio		= DSMG600_LED_PWR_GPIO,
-	},
-	{
-		.name		= "dsmg600:green:wlan",
-		.gpio		= DSMG600_LED_WLAN_GPIO,
-		.active_low	= true,
-	},
-};
-
-static struct gpio_led_platform_data dsmg600_led_data = {
-	.num_leds		= ARRAY_SIZE(dsmg600_led_pins),
-	.leds			= dsmg600_led_pins,
-};
-
-static struct platform_device dsmg600_leds = {
-	.name			= "leds-gpio",
-	.id			= -1,
-	.dev.platform_data	= &dsmg600_led_data,
-};
-
-static struct resource dsmg600_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 dsmg600_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 dsmg600_uart = {
-	.name			= "serial8250",
-	.id			= PLAT8250_DEV_PLATFORM,
-	.dev.platform_data	= dsmg600_uart_data,
-	.num_resources		= ARRAY_SIZE(dsmg600_uart_resources),
-	.resource		= dsmg600_uart_resources,
-};
-
-static struct platform_device *dsmg600_devices[] __initdata = {
-	&dsmg600_i2c_gpio,
-	&dsmg600_flash,
-	&dsmg600_leds,
-};
-
-static void dsmg600_power_off(void)
-{
-	/* enable the pwr cntl and drive it high */
-	gpio_direction_output(DSMG600_PO_GPIO, 1);
-}
-
-/* This is used to make sure the power-button pusher is serious.  The button
- * must be held until the value of this counter reaches zero.
- */
-static int power_button_countdown;
-
-/* Must hold the button down for at least this many counts to be processed */
-#define PBUTTON_HOLDDOWN_COUNT 4 /* 2 secs */
-
-static void dsmg600_power_handler(struct timer_list *unused);
-static DEFINE_TIMER(dsmg600_power_timer, dsmg600_power_handler);
-
-static void dsmg600_power_handler(struct timer_list *unused)
-{
-	/* This routine is called twice per second to check the
-	 * state of the power button.
-	 */
-
-	if (gpio_get_value(DSMG600_PB_GPIO)) {
-
-		/* IO Pin is 1 (button pushed) */
-		if (power_button_countdown > 0)
-			power_button_countdown--;
-
-	} else {
-
-		/* Done on button release, to allow for auto-power-on mods. */
-		if (power_button_countdown == 0) {
-			/* Signal init to do the ctrlaltdel action,
-			 * this will bypass init if it hasn't started
-			 * and do a kernel_restart.
-			 */
-			ctrl_alt_del();
-
-			/* Change the state of the power LED to "blink" */
-			gpio_set_value(DSMG600_LED_PWR_GPIO, 0);
-		} else {
-			power_button_countdown = PBUTTON_HOLDDOWN_COUNT;
-		}
-	}
-
-	mod_timer(&dsmg600_power_timer, jiffies + msecs_to_jiffies(500));
-}
-
-static irqreturn_t dsmg600_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 void __init dsmg600_timer_init(void)
-{
-    /* The xtal on this machine is non-standard. */
-    ixp4xx_timer_freq = DSMG600_FREQ;
-
-    /* Call standard timer_init function. */
-    ixp4xx_timer_init();
-}
-
-static int __init dsmg600_gpio_init(void)
-{
-	if (!machine_is_dsmg600())
-		return 0;
-
-	gpio_request(DSMG600_RB_GPIO, "reset button");
-	if (request_irq(gpio_to_irq(DSMG600_RB_GPIO), &dsmg600_reset_handler,
-		IRQF_TRIGGER_LOW, "DSM-G600 reset button", NULL) < 0) {
-
-		printk(KERN_DEBUG "Reset Button IRQ %d not available\n",
-			gpio_to_irq(DSMG600_RB_GPIO));
-	}
-
-	/*
-	 * The power button on the D-Link DSM-G600 is on GPIO 15, but
-	 * it cannot handle interrupts on that GPIO line.  So we'll
-	 * have to poll it with a kernel timer.
-	 */
-
-	/* Make sure that the power button GPIO is set up as an input */
-	gpio_request(DSMG600_PB_GPIO, "power button");
-	gpio_direction_input(DSMG600_PB_GPIO);
-	/* Request poweroff GPIO line */
-	gpio_request(DSMG600_PO_GPIO, "power off button");
-
-	/* Set the initial value for the power button IRQ handler */
-	power_button_countdown = PBUTTON_HOLDDOWN_COUNT;
-
-	mod_timer(&dsmg600_power_timer, jiffies + msecs_to_jiffies(500));
-	return 0;
-}
-device_initcall(dsmg600_gpio_init);
-
-static void __init dsmg600_init(void)
-{
-	ixp4xx_sys_init();
-
-	dsmg600_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
-	dsmg600_flash_resource.end =
-		IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1;
-
-	gpiod_add_lookup_table(&dsmg600_i2c_gpiod_table);
-	i2c_register_board_info(0, dsmg600_i2c_board_info,
-				ARRAY_SIZE(dsmg600_i2c_board_info));
-
-	/* The UART is required on the DSM-G600 (Redboot cannot use the
-	 * NIC) -- do it here so that it does *not* get removed if
-	 * platform_add_devices fails!
-         */
-        (void)platform_device_register(&dsmg600_uart);
-
-	platform_add_devices(dsmg600_devices, ARRAY_SIZE(dsmg600_devices));
-
-	pm_power_off = dsmg600_power_off;
-}
-
-MACHINE_START(DSMG600, "D-Link DSM-G600 RevA")
-	/* 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	= dsmg600_timer_init,
-	.init_machine	= dsmg600_init,
-#if defined(CONFIG_PCI)
-	.dma_zone_size	= SZ_64M,
-#endif
-	.restart	= ixp4xx_restart,
-MACHINE_END
-- 
2.31.1


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