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@ -1,457 +0,0 @@
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
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*
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* Copyright (C) 2007 John Crispin <blogic@openwrt.org>
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*/
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#include <linux/autoconf.h>
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#include <linux/init.h>
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#include <linux/module.h>
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#include <linux/types.h>
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#include <linux/string.h>
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#include <linux/mtd/physmap.h>
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#include <linux/kernel.h>
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#include <linux/reboot.h>
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#include <linux/platform_device.h>
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#include <linux/leds.h>
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#include <linux/etherdevice.h>
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#include <linux/reboot.h>
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#include <linux/time.h>
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#include <linux/io.h>
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#include <linux/gpio.h>
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#include <asm/bootinfo.h>
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#include <asm/irq.h>
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#include <ifxmips.h>
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#include <ifxmips_irq.h>
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#define MAX_BOARD_NAME_LEN 32
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#define MAX_IFXMIPS_DEVS 9
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#define SYSTEM_DANUBE "Danube"
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#define SYSTEM_DANUBE_CHIPID1 0x00129083
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#define SYSTEM_DANUBE_CHIPID2 0x0012B083
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#define SYSTEM_TWINPASS "Twinpass"
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#define SYSTEM_TWINPASS_CHIPID 0x0012D083
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enum {
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EASY50712,
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EASY4010,
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ARV4519,
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ARV452,
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};
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extern int ifxmips_pci_external_clock;
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extern int ifxmips_pci_req_mask;
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static unsigned int chiprev;
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static int cmdline_mac;
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char board_name[MAX_BOARD_NAME_LEN + 1] = { 0 };
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struct ifxmips_board {
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int type;
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char name[32];
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unsigned int system_type;
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struct platform_device **devs;
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struct resource reset_resource;
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struct resource gpiodev_resource;
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struct gpio_led *ifxmips_leds;
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struct gpio_led *gpio_leds;
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int pci_external_clock;
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int pci_req_mask;
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int num_devs;
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};
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DEFINE_SPINLOCK(ebu_lock);
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EXPORT_SYMBOL_GPL(ebu_lock);
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extern unsigned char ifxmips_ethaddr[6];
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static int ifxmips_brn;
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static struct gpio_led_platform_data ifxmips_led_data;
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static struct platform_device ifxmips_led = {
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.id = 0,
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.name = "ifxmips_led",
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.dev = {
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.platform_data = (void *) &ifxmips_led_data,
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}
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};
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static struct platform_device ifxmips_gpio = {
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.id = 0,
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.name = "ifxmips_gpio",
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.num_resources = 1,
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};
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static struct platform_device ifxmips_mii = {
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.id = 0,
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.name = "ifxmips_mii0",
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.dev = {
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.platform_data = ifxmips_ethaddr,
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}
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};
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static struct platform_device ifxmips_wdt = {
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.id = 0,
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.name = "ifxmips_wdt",
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};
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static struct platform_device ifxmips_ebu = {
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.id = 0,
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.name = "ifxmips_ebu",
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};
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static struct resource ifxmips_mtd_resource = {
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.start = IFXMIPS_FLASH_START,
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.end = IFXMIPS_FLASH_START + IFXMIPS_FLASH_MAX - 1,
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.flags = IORESOURCE_MEM,
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};
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static struct platform_device ifxmips_mtd = {
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.id = 0,
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.name = "ifxmips_mtd",
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.num_resources = 1,
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.resource = &ifxmips_mtd_resource,
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};
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static struct platform_device ifxmips_gpio_dev = {
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.name = "GPIODEV",
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.id = -1,
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.num_resources = 1,
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};
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#ifdef CONFIG_LEDS_GPIO
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static struct gpio_led arv4519_gpio_leds[] = {
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{ .name = "ifx:green:power", .gpio = 3, .active_low = 1, },
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{ .name = "ifx:red:power", .gpio = 7, .active_low = 1, },
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{ .name = "ifx:green:adsl", .gpio = 4, .active_low = 1, },
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{ .name = "ifx:green:internet", .gpio = 5, .active_low = 1, },
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{ .name = "ifx:red:internet", .gpio = 8, .active_low = 1, },
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{ .name = "ifx:green:wlan", .gpio = 6, .active_low = 1, },
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{ .name = "ifx:green:usbpwr", .gpio = 14, .active_low = 1, },
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{ .name = "ifx:green:usb", .gpio = 19, .active_low = 1, },
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};
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static struct gpio_led arv452_gpio_leds[] = {
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{ .name = "ifx:blue:power", .gpio = 3, .active_low = 1, },
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{ .name = "ifx:blue:adsl", .gpio = 4, .active_low = 1, },
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{ .name = "ifx:blue:internet", .gpio = 5, .active_low = 1, },
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{ .name = "ifx:red:power", .gpio = 6, .active_low = 1, },
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{ .name = "ifx:yello:wps", .gpio = 7, .active_low = 1, },
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{ .name = "ifx:red:wps", .gpio = 9, .active_low = 1, },
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{ .name = "ifx:blue:voip", .gpio = 32, .active_low = 1, },
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{ .name = "ifx:blue:fxs1", .gpio = 33, .active_low = 1, },
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{ .name = "ifx:blue:fxs2", .gpio = 34, .active_low = 1, },
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{ .name = "ifx:blue:fxo", .gpio = 35, .active_low = 1, },
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{ .name = "ifx:blue:voice", .gpio = 36, .active_low = 1, },
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{ .name = "ifx:blue:usb", .gpio = 37, .active_low = 1, },
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{ .name = "ifx:blue:wlan", .gpio = 38, .active_low = 1, },
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{ .name = "ifx:red:internet", .gpio = 41, .active_low = 1, },
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};
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static struct gpio_led_platform_data ifxmips_gpio_led_data;
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static struct platform_device ifxmips_gpio_leds = {
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.name = "leds-gpio",
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.id = -1,
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.dev = {
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.platform_data = (void *) &ifxmips_gpio_led_data,
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}
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};
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#endif
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static struct resource dwc_usb_res[] = {
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{
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.name = "dwc3884_membase",
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.flags = IORESOURCE_MEM,
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.start = 0x1E101000,
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.end = 0x1E101FFF
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},
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{
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.name = "dwc3884_irq",
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.flags = IORESOURCE_IRQ,
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.start = IFXMIPS_USB_INT,
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}
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};
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static struct platform_device dwc_usb =
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{
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.id = 0,
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.name = "dwc3884-hcd",
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.resource = dwc_usb_res,
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.num_resources = ARRAY_SIZE(dwc_usb_res),
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};
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struct platform_device *easy50712_devs[] = {
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&ifxmips_led, &ifxmips_gpio, &ifxmips_mii,
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&ifxmips_mtd, &ifxmips_wdt, &ifxmips_gpio_dev, &dwc_usb
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};
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struct platform_device *easy4010_devs[] = {
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&ifxmips_led, &ifxmips_gpio, &ifxmips_mii,
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&ifxmips_mtd, &ifxmips_wdt, &ifxmips_gpio_dev, &dwc_usb
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};
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struct platform_device *arv5419_devs[] = {
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&ifxmips_gpio, &ifxmips_mii, &ifxmips_mtd,
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&ifxmips_gpio_dev, &ifxmips_wdt, &dwc_usb,
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#ifdef CONFIG_LEDS_GPIO
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&ifxmips_gpio_leds,
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#endif
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};
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struct platform_device *arv452_devs[] = {
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&ifxmips_gpio, &ifxmips_mii, &ifxmips_mtd,
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&ifxmips_gpio_dev, &ifxmips_wdt, &dwc_usb,
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&ifxmips_ebu,
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#ifdef CONFIG_LEDS_GPIO
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&ifxmips_gpio_leds,
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#endif
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};
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static struct gpio_led easy50712_leds[] = {
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{ .name = "ifx:green:test0", .gpio = 0,},
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{ .name = "ifx:green:test1", .gpio = 1,},
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{ .name = "ifx:green:test2", .gpio = 2,},
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{ .name = "ifx:green:test3", .gpio = 3,},
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};
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static struct gpio_led easy4010_leds[] = {
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{ .name = "ifx:green:test0", .gpio = 0,},
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{ .name = "ifx:green:test1", .gpio = 1,},
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{ .name = "ifx:green:test2", .gpio = 2,},
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{ .name = "ifx:green:test3", .gpio = 3,},
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};
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static struct ifxmips_board boards[] = {
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{
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/* infineon eval kit */
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.type = EASY50712,
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.name = "EASY50712",
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.system_type = SYSTEM_DANUBE_CHIPID1,
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.devs = easy50712_devs,
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.reset_resource = {.name = "reset", .start = 1, .end = 15,},
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.gpiodev_resource = { .name = "gpio",
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.start = (1 << 0) | (1 << 1),
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.end = (1 << 0) | (1 << 1)},
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.ifxmips_leds = easy50712_leds,
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}, {
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/* infineon eval kit */
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.type = EASY4010,
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.name = "EASY4010",
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.system_type = SYSTEM_TWINPASS_CHIPID,
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.devs = easy4010_devs,
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.reset_resource = {.name = "reset", .start = 1, .end = 15},
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.gpiodev_resource = { .name = "gpio",
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.start = (1 << 0) | (1 << 1),
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.end = (1 << 0) | (1 << 1)},
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.ifxmips_leds = easy4010_leds,
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}, {
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/* arcaydian annex-a board used by thompson, airties, ... */
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.type = ARV4519,
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.name = "ARV4519",
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.system_type = SYSTEM_DANUBE_CHIPID2,
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.devs = arv5419_devs,
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.reset_resource = {.name = "reset", .start = 1, .end = 14},
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.pci_external_clock = 1,
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#ifdef CONFIG_LEDS_GPIO
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.gpio_leds = arv4519_gpio_leds,
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#endif
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}, {
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/* arcaydian annex-b board used by airties, arcor */
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.type = ARV452,
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.name = "ARV452",
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.system_type = SYSTEM_DANUBE_CHIPID2,
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.devs = arv452_devs,
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.reset_resource = {.name = "reset", .start = 1, .end = 14},
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.pci_external_clock = 1,
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#ifdef CONFIG_LEDS_GPIO
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.gpio_leds = arv452_gpio_leds,
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#endif
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},
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};
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const char *get_system_type(void)
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{
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chiprev = (ifxmips_r32(IFXMIPS_MPS_CHIPID) & 0x0FFFFFFF);
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switch (chiprev) {
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case SYSTEM_DANUBE_CHIPID1:
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case SYSTEM_DANUBE_CHIPID2:
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return SYSTEM_DANUBE;
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case SYSTEM_TWINPASS_CHIPID:
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return SYSTEM_TWINPASS;
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}
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return BOARD_SYSTEM_TYPE;
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}
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static int __init ifxmips_set_board_type(char *str)
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|
{
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|
str = strchr(str, '=');
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if (!str)
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goto out;
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str++;
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if (strlen(str) > MAX_BOARD_NAME_LEN)
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|
goto out;
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strncpy(board_name, str, MAX_BOARD_NAME_LEN);
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|
printk(KERN_INFO "bootloader told us, that this is a %s board\n",
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board_name);
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out:
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return 1;
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}
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__setup("ifxmips_board", ifxmips_set_board_type);
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static int __init ifxmips_set_ethaddr(char *str)
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{
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#define IS_HEX(x) \
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(((x >= '0' && x <= '9') || (x >= 'a' && x <= 'f') \
|
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|| (x >= 'A' && x <= 'F')) ? (1) : (0))
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int i;
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str = strchr(str, '=');
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|
|
|
if (!str)
|
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|
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|
goto out;
|
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|
|
str++;
|
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|
|
|
if (strlen(str) != 17)
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|
goto out;
|
|
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|
|
for (i = 0; i < 6; i++) {
|
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if (!IS_HEX(str[3 * i]) || !IS_HEX(str[(3 * i) + 1]))
|
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|
|
goto out;
|
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|
|
if ((i != 5) && (str[(3 * i) + 2] != ':'))
|
|
|
|
|
goto out;
|
|
|
|
|
ifxmips_ethaddr[i] = simple_strtoul(&str[3 * i], NULL, 16);
|
|
|
|
|
}
|
|
|
|
|
if (is_valid_ether_addr(ifxmips_ethaddr))
|
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|
|
|
cmdline_mac = 1;
|
|
|
|
|
out:
|
|
|
|
|
return 1;
|
|
|
|
|
}
|
|
|
|
|
__setup("ethaddr", ifxmips_set_ethaddr);
|
|
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|
|
|
|
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|
|
int ifxmips_find_brn_block(void)
|
|
|
|
|
{
|
|
|
|
|
unsigned char temp[8];
|
|
|
|
|
memcpy_fromio(temp,
|
|
|
|
|
(void *)KSEG1ADDR(IFXMIPS_FLASH_START + 0x800000 - 0x10000), 8);
|
|
|
|
|
if (memcmp(temp, "BRN-BOOT", 8) == 0) {
|
|
|
|
|
if (!cmdline_mac)
|
|
|
|
|
memcpy_fromio(ifxmips_ethaddr,
|
|
|
|
|
(void *)KSEG1ADDR(IFXMIPS_FLASH_START +
|
|
|
|
|
0x800000 - 0x10000 + 0x16), 6);
|
|
|
|
|
if (is_valid_ether_addr(ifxmips_ethaddr))
|
|
|
|
|
cmdline_mac = 1;
|
|
|
|
|
return 1;
|
|
|
|
|
} else {
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
int ifxmips_has_brn_block(void)
|
|
|
|
|
{
|
|
|
|
|
return ifxmips_brn;
|
|
|
|
|
}
|
|
|
|
|
EXPORT_SYMBOL(ifxmips_has_brn_block);
|
|
|
|
|
|
|
|
|
|
struct ifxmips_board *ifxmips_find_board(void)
|
|
|
|
|
{
|
|
|
|
|
int i;
|
|
|
|
|
if (!*board_name)
|
|
|
|
|
return 0;
|
|
|
|
|
for (i = 0; i < ARRAY_SIZE(boards); i++)
|
|
|
|
|
if ((boards[i].system_type == chiprev) &&
|
|
|
|
|
(!strcmp(boards[i].name, board_name)))
|
|
|
|
|
return &boards[i];
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
int __init ifxmips_init_devices(void)
|
|
|
|
|
{
|
|
|
|
|
struct ifxmips_board *board;
|
|
|
|
|
|
|
|
|
|
chiprev = (ifxmips_r32(IFXMIPS_MPS_CHIPID) & 0x0FFFFFFF);
|
|
|
|
|
board = ifxmips_find_board();
|
|
|
|
|
ifxmips_brn = ifxmips_find_brn_block();
|
|
|
|
|
|
|
|
|
|
if (!cmdline_mac)
|
|
|
|
|
random_ether_addr(ifxmips_ethaddr);
|
|
|
|
|
|
|
|
|
|
if (!board) {
|
|
|
|
|
switch (chiprev) {
|
|
|
|
|
case SYSTEM_DANUBE_CHIPID1:
|
|
|
|
|
case SYSTEM_DANUBE_CHIPID2:
|
|
|
|
|
default:
|
|
|
|
|
board = &boards[0];
|
|
|
|
|
break;
|
|
|
|
|
case SYSTEM_TWINPASS_CHIPID:
|
|
|
|
|
board = &boards[1];
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
switch (board->type) {
|
|
|
|
|
case EASY50712:
|
|
|
|
|
board->num_devs = ARRAY_SIZE(easy50712_devs);
|
|
|
|
|
ifxmips_led_data.num_leds = ARRAY_SIZE(easy50712_leds);
|
|
|
|
|
break;
|
|
|
|
|
case EASY4010:
|
|
|
|
|
board->num_devs = ARRAY_SIZE(easy4010_devs);
|
|
|
|
|
ifxmips_led_data.num_leds = ARRAY_SIZE(easy4010_leds);
|
|
|
|
|
break;
|
|
|
|
|
case ARV4519:
|
|
|
|
|
/* set some sane defaults for the gpios */
|
|
|
|
|
gpio_set_value(3, 0);
|
|
|
|
|
gpio_set_value(4, 0);
|
|
|
|
|
gpio_set_value(5, 0);
|
|
|
|
|
gpio_set_value(6, 0);
|
|
|
|
|
gpio_set_value(7, 1);
|
|
|
|
|
gpio_set_value(8, 1);
|
|
|
|
|
gpio_set_value(19, 0);
|
|
|
|
|
board->num_devs = ARRAY_SIZE(arv5419_devs);
|
|
|
|
|
#ifdef CONFIG_LEDS_GPIO
|
|
|
|
|
ifxmips_gpio_led_data.num_leds = ARRAY_SIZE(arv4519_gpio_leds);
|
|
|
|
|
#endif
|
|
|
|
|
break;
|
|
|
|
|
case ARV452:
|
|
|
|
|
/* set some sane defaults for the gpios */
|
|
|
|
|
board->num_devs = ARRAY_SIZE(arv452_devs);
|
|
|
|
|
ifxmips_w32(0x8001e7ff, IFXMIPS_EBU_BUSCON1);
|
|
|
|
|
#ifdef CONFIG_LEDS_GPIO
|
|
|
|
|
ifxmips_gpio_led_data.num_leds = ARRAY_SIZE(arv452_gpio_leds);
|
|
|
|
|
#endif
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
#ifdef CONFIG_LEDS_GPIO
|
|
|
|
|
ifxmips_gpio_led_data.leds = board->gpio_leds;
|
|
|
|
|
#endif
|
|
|
|
|
ifxmips_led_data.leds = board->ifxmips_leds;
|
|
|
|
|
|
|
|
|
|
printk(KERN_INFO "%s: adding %d devs\n",
|
|
|
|
|
__func__, board->num_devs);
|
|
|
|
|
|
|
|
|
|
ifxmips_gpio.resource = &board->reset_resource;
|
|
|
|
|
ifxmips_gpio_dev.resource = &board->gpiodev_resource;
|
|
|
|
|
if (board->pci_external_clock)
|
|
|
|
|
ifxmips_pci_external_clock = 1;
|
|
|
|
|
if (board->pci_req_mask)
|
|
|
|
|
ifxmips_pci_req_mask = board->pci_req_mask;
|
|
|
|
|
printk(KERN_INFO "using board definition %s\n", board->name);
|
|
|
|
|
return platform_add_devices(board->devs, board->num_devs);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
arch_initcall(ifxmips_init_devices);
|
John Crispin
14 years ago