MIPS: BCM47XX: Drop WGT634U hacks

This old wgt634u.c was trying to implement a bit ugly support for
Netgear WGT634U. It provided info about LED, flash mapping & layout and
was trying to handle reset button.

This is not needed anymore as we have replacement for all this stuff.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/6302/

diff --git a/arch/mips/bcm47xx/Makefile b/arch/mips/bcm47xx/Makefile
index 006a05e4cf6dd3a3e9a12e2f88d2d72036dcb54c..4688b6a6211b7adeaf22ef8b4ba57f1b5c18ebbd 100644 (file)
--- a/arch/mips/bcm47xx/Makefile
+++ b/arch/mips/bcm47xx/Makefile
@@ -5,4 +5,3 @@
 
 obj-y                          += irq.o nvram.o prom.o serial.o setup.o time.o sprom.o
 obj-y                          += board.o buttons.o leds.o
-obj-$(CONFIG_BCM47XX_SSB)      += wgt634u.o

diff --git a/arch/mips/bcm47xx/wgt634u.c b/arch/mips/bcm47xx/wgt634u.c
deleted file mode 100644 (file)
index c63a4c2..0000000
--- a/arch/mips/bcm47xx/wgt634u.c
+++ /dev/null
@@ -1,174 +0,0 @@
-/*
- * 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) 2007 Aurelien Jarno <aurelien@aurel32.net>
- */
-
-#include <linux/platform_device.h>
-#include <linux/module.h>
-#include <linux/leds.h>
-#include <linux/mtd/physmap.h>
-#include <linux/ssb/ssb.h>
-#include <linux/ssb/ssb_embedded.h>
-#include <linux/interrupt.h>
-#include <linux/reboot.h>
-#include <linux/gpio.h>
-#include <asm/mach-bcm47xx/bcm47xx.h>
-
-/* GPIO definitions for the WGT634U */
-#define WGT634U_GPIO_LED       3
-#define WGT634U_GPIO_RESET     2
-#define WGT634U_GPIO_TP1       7
-#define WGT634U_GPIO_TP2       6
-#define WGT634U_GPIO_TP3       5
-#define WGT634U_GPIO_TP4       4
-#define WGT634U_GPIO_TP5       1
-
-static struct gpio_led wgt634u_leds[] = {
-       {
-               .name = "power",
-               .gpio = WGT634U_GPIO_LED,
-               .active_low = 1,
-               .default_trigger = "heartbeat",
-       },
-};
-
-static struct gpio_led_platform_data wgt634u_led_data = {
-       .num_leds =     ARRAY_SIZE(wgt634u_leds),
-       .leds =         wgt634u_leds,
-};
-
-static struct platform_device wgt634u_gpio_leds = {
-       .name =         "leds-gpio",
-       .id =           -1,
-       .dev = {
-               .platform_data = &wgt634u_led_data,
-       }
-};
-
-
-/* 8MiB flash. The struct mtd_partition matches original Netgear WGT634U
-   firmware. */
-static struct mtd_partition wgt634u_partitions[] = {
-       {
-               .name       = "cfe",
-               .offset     = 0,
-               .size       = 0x60000,          /* 384k */
-               .mask_flags = MTD_WRITEABLE     /* force read-only */
-       },
-       {
-               .name   = "config",
-               .offset = 0x60000,
-               .size   = 0x20000               /* 128k */
-       },
-       {
-               .name   = "linux",
-               .offset = 0x80000,
-               .size   = 0x140000              /* 1280k */
-       },
-       {
-               .name   = "jffs",
-               .offset = 0x1c0000,
-               .size   = 0x620000              /* 6272k */
-       },
-       {
-               .name   = "nvram",
-               .offset = 0x7e0000,
-               .size   = 0x20000               /* 128k */
-       },
-};
-
-static struct physmap_flash_data wgt634u_flash_data = {
-       .parts    = wgt634u_partitions,
-       .nr_parts = ARRAY_SIZE(wgt634u_partitions)
-};
-
-static struct resource wgt634u_flash_resource = {
-       .flags = IORESOURCE_MEM,
-};
-
-static struct platform_device wgt634u_flash = {
-       .name          = "physmap-flash",
-       .id            = 0,
-       .dev           = { .platform_data = &wgt634u_flash_data, },
-       .resource      = &wgt634u_flash_resource,
-       .num_resources = 1,
-};
-
-/* Platform devices */
-static struct platform_device *wgt634u_devices[] __initdata = {
-       &wgt634u_flash,
-       &wgt634u_gpio_leds,
-};
-
-static irqreturn_t gpio_interrupt(int irq, void *ignored)
-{
-       int state;
-
-       /* Interrupts are shared, check if the current one is
-          a GPIO interrupt. */
-       if (!ssb_chipco_irq_status(&bcm47xx_bus.ssb.chipco,
-                                  SSB_CHIPCO_IRQ_GPIO))
-               return IRQ_NONE;
-
-       state = gpio_get_value(WGT634U_GPIO_RESET);
-
-       /* Interrupt are level triggered, revert the interrupt polarity
-          to clear the interrupt. */
-       ssb_gpio_polarity(&bcm47xx_bus.ssb, 1 << WGT634U_GPIO_RESET,
-                         state ? 1 << WGT634U_GPIO_RESET : 0);
-
-       if (!state) {
-               printk(KERN_INFO "Reset button pressed");
-               ctrl_alt_del();
-       }
-
-       return IRQ_HANDLED;
-}
-
-static int __init wgt634u_init(void)
-{
-       /* There is no easy way to detect that we are running on a WGT634U
-        * machine. Use the MAC address as an heuristic. Netgear Inc. has
-        * been allocated ranges 00:09:5b:xx:xx:xx and 00:0f:b5:xx:xx:xx.
-        */
-       u8 *et0mac;
-
-       if (bcm47xx_bus_type != BCM47XX_BUS_TYPE_SSB)
-               return -ENODEV;
-
-       et0mac = bcm47xx_bus.ssb.sprom.et0mac;
-
-       if (et0mac[0] == 0x00 &&
-           ((et0mac[1] == 0x09 && et0mac[2] == 0x5b) ||
-            (et0mac[1] == 0x0f && et0mac[2] == 0xb5))) {
-               struct ssb_mipscore *mcore = &bcm47xx_bus.ssb.mipscore;
-
-               printk(KERN_INFO "WGT634U machine detected.\n");
-
-               if (!request_irq(gpio_to_irq(WGT634U_GPIO_RESET),
-                                gpio_interrupt, IRQF_SHARED,
-                                "WGT634U GPIO", &bcm47xx_bus.ssb.chipco)) {
-                       gpio_direction_input(WGT634U_GPIO_RESET);
-                       ssb_gpio_intmask(&bcm47xx_bus.ssb,
-                                        1 << WGT634U_GPIO_RESET,
-                                        1 << WGT634U_GPIO_RESET);
-                       ssb_chipco_irq_mask(&bcm47xx_bus.ssb.chipco,
-                                           SSB_CHIPCO_IRQ_GPIO,
-                                           SSB_CHIPCO_IRQ_GPIO);
-               }
-
-               wgt634u_flash_data.width = mcore->pflash.buswidth;
-               wgt634u_flash_resource.start = mcore->pflash.window;
-               wgt634u_flash_resource.end = mcore->pflash.window
-                                          + mcore->pflash.window_size
-                                          - 1;
-               return platform_add_devices(wgt634u_devices,
-                                           ARRAY_SIZE(wgt634u_devices));
-       } else
-               return -ENODEV;
-}
-
-module_init(wgt634u_init);