diff options
Diffstat (limited to 'target/linux/orion/files/arch/arm/mach-orion5x/dt2-setup.c')
| -rw-r--r-- | target/linux/orion/files/arch/arm/mach-orion5x/dt2-setup.c | 445 |
1 files changed, 0 insertions, 445 deletions
diff --git a/target/linux/orion/files/arch/arm/mach-orion5x/dt2-setup.c b/target/linux/orion/files/arch/arm/mach-orion5x/dt2-setup.c deleted file mode 100644 index 658ea92acd..0000000000 --- a/target/linux/orion/files/arch/arm/mach-orion5x/dt2-setup.c +++ /dev/null @@ -1,445 +0,0 @@ -/* - * arch/arm/mach-orion5x/dt2-setup.c - * - * Freecom DataTank Gateway Setup - * - * Copyright (C) 2009 Zintis Petersons <Zintis.Petersons@abcsolutions.lv> - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/pci.h> -#include <linux/irq.h> -#include <linux/mtd/physmap.h> -#include <linux/mv643xx_eth.h> -#include <linux/ethtool.h> -#include <linux/if_ether.h> -#include <net/dsa.h> -#include <linux/ata_platform.h> -#include <linux/i2c.h> -#include <linux/reboot.h> -#include <linux/interrupt.h> -#include <asm/mach-types.h> -#include <asm/gpio.h> -#include <asm/mach/arch.h> -#include <asm/mach/pci.h> -#include <mach/orion5x.h> -#include "common.h" -#include "mpp.h" - -/***************************************************************************** - * DT2 local - ****************************************************************************/ -#include <asm/setup.h> -#include "dt2-common.h" - -u32 mvUbootVer = 0; -u32 mvTclk = 166666667; -u32 mvSysclk = 200000000; -u32 mvIsUsbHost = 1; -u32 overEthAddr = 0; -u32 gBoardId = -1; -struct DT2_EEPROM_STRUCT dt2_eeprom; - -/***************************************************************************** - * DT2 Info - ****************************************************************************/ -/* - * PCI - */ - -#define DT2_PCI_SLOT0_OFFS 7 -#define DT2_PCI_SLOT0_IRQ_A_PIN 3 -#define DT2_PCI_SLOT0_IRQ_B_PIN 2 - -#define DT2_PIN_GPIO_SYNC 25 -#define DT2_PIN_GPIO_POWER 24 -#define DT2_PIN_GPIO_UNPLUG1 23 -#define DT2_PIN_GPIO_UNPLUG2 22 -#define DT2_PIN_GPIO_RESET 4 - -#define DT2_NOR_BOOT_BASE 0xf4000000 -#define DT2_NOR_BOOT_SIZE SZ_512K - -#define DT2_LEDS_BASE 0xfa000000 -#define DT2_LEDS_SIZE SZ_1K - -/***************************************************************************** - * 512K NOR Flash on Device bus Boot CS - ****************************************************************************/ - -static struct mtd_partition dt2_partitions[] = { - { - .name = "u-boot", - .size = 0x00080000, - .offset = 0, - }, -}; - -static struct physmap_flash_data dt2_nor_flash_data = { - .width = 1, /* 8 bit bus width */ - .parts = dt2_partitions, - .nr_parts = ARRAY_SIZE(dt2_partitions) -}; - -static struct resource dt2_nor_flash_resource = { - .flags = IORESOURCE_MEM, - .start = DT2_NOR_BOOT_BASE, - .end = DT2_NOR_BOOT_BASE + DT2_NOR_BOOT_SIZE - 1, -}; - -static struct platform_device dt2_nor_flash = { - .name = "physmap-flash", - .id = 0, - .dev = { - .platform_data = &dt2_nor_flash_data, - }, - .resource = &dt2_nor_flash_resource, - .num_resources = 1, -}; - -/***************************************************************************** - * PCI - ****************************************************************************/ - -void __init dt2_pci_preinit(void) -{ - int pin, irq; - - /* - * Configure PCI GPIO IRQ pins - */ - pin = DT2_PCI_SLOT0_IRQ_A_PIN; - if (gpio_request(pin, "PCI IntA") == 0) { - if (gpio_direction_input(pin) == 0) { - irq = gpio_to_irq(pin); - irq_set_irq_type(irq, IRQ_TYPE_LEVEL_LOW); - printk (KERN_INFO "PCI IntA IRQ: %d\n", irq); - } else { - printk(KERN_ERR "dt2_pci_preinit failed to " - "irq_set_irq_type pin %d\n", pin); - gpio_free(pin); - } - } else { - printk(KERN_ERR "dt2_pci_preinit failed to request gpio %d\n", pin); - } - - pin = DT2_PCI_SLOT0_IRQ_B_PIN; - if (gpio_request(pin, "PCI IntB") == 0) { - if (gpio_direction_input(pin) == 0) { - irq = gpio_to_irq(pin); - irq_set_irq_type(irq, IRQ_TYPE_LEVEL_LOW); - printk (KERN_INFO "PCI IntB IRQ: %d\n", irq); - } else { - printk(KERN_ERR "dt2_pci_preinit failed to " - "irq_set_irq_type pin %d\n", pin); - gpio_free(pin); - } - } else { - printk(KERN_ERR "dt2_pci_preinit failed to gpio_request %d\n", pin); - } -} - -static int __init dt2_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) -{ - int irq; - - /* - * Check for devices with hard-wired IRQs. - */ - irq = orion5x_pci_map_irq(dev, slot, pin); - if (irq != -1){ - printk(KERN_INFO "orion5x_pci_map_irq: %d\n", irq); - return irq; - } - - /* - * PCI IRQs are connected via GPIOs - */ - switch (slot - DT2_PCI_SLOT0_OFFS) { - case 0: - if (pin == 1){ - irq = gpio_to_irq(DT2_PCI_SLOT0_IRQ_A_PIN); - printk(KERN_INFO "dt2_pci_map_irq DT2_PCI_SLOT0_IRQ_A_PIN: %d\n", irq); - } - else { - irq = gpio_to_irq(DT2_PCI_SLOT0_IRQ_B_PIN); - printk(KERN_INFO "dt2_pci_map_irq DT2_PCI_SLOT0_IRQ_B_PIN: %d\n", irq); - } - default: - irq = -1; - printk(KERN_INFO "dt2_pci_map_irq IRQ: %d\n", irq); - } - - return irq; -} - -static struct hw_pci dt2_pci __initdata = { - .nr_controllers = 2, - .preinit = dt2_pci_preinit, - .setup = orion5x_pci_sys_setup, - .scan = orion5x_pci_sys_scan_bus, - .map_irq = dt2_pci_map_irq, -}; - -static int __init dt2_pci_init(void) -{ - if (machine_is_dt2()) - pci_common_init(&dt2_pci); - - return 0; -} - -subsys_initcall(dt2_pci_init); - -/***************************************************************************** - * Ethernet - ****************************************************************************/ - -static struct mv643xx_eth_platform_data dt2_eth_data = { - .phy_addr = MV643XX_ETH_PHY_NONE, - .speed = SPEED_1000, - .duplex = DUPLEX_FULL, -}; - -static struct dsa_chip_data dt2_switch_chip_data = { - .port_names[0] = "wan", - .port_names[1] = "lan1", - .port_names[2] = "lan2", - .port_names[3] = "cpu", - .port_names[4] = "lan3", - .port_names[5] = "lan4", -}; - -static struct dsa_platform_data dt2_switch_plat_data = { - .nr_chips = 1, - .chip = &dt2_switch_chip_data, -}; - -/***************************************************************************** - * RTC ISL1208 on I2C bus - ****************************************************************************/ -static struct i2c_board_info __initdata dt2_i2c_rtc = { - I2C_BOARD_INFO("isl1208", 0x6F), -}; - -/***************************************************************************** - * Sata - ****************************************************************************/ -static struct mv_sata_platform_data dt2_sata_data = { - .n_ports = 2, -}; - -/***************************************************************************** - * General Setup - ****************************************************************************/ -static unsigned int dt2_mpp_modes[] __initdata = { - MPP0_GPIO, // RTC interrupt - MPP1_GPIO, // 88e6131 interrupt - MPP2_GPIO, // PCI_intB - MPP3_GPIO, // PCI_intA - MPP4_GPIO, // reset button switch - MPP5_GPIO, - MPP6_GPIO, - MPP7_GPIO, - MPP8_GPIO, - MPP9_GIGE, /* GE_RXERR */ - MPP10_GPIO, // usb - MPP11_GPIO, // usb - MPP12_GIGE, // GE_TXD[4] - MPP13_GIGE, // GE_TXD[5] - MPP14_GIGE, // GE_TXD[6] - MPP15_GIGE, // GE_TXD[7] - MPP16_GIGE, // GE_RXD[4] - MPP17_GIGE, // GE_RXD[5] - MPP18_GIGE, // GE_RXD[6] - MPP19_GIGE, // GE_RXD[7] - 0, -}; - -/***************************************************************************** - * LEDS - ****************************************************************************/ -static struct platform_device dt2_leds = { - .name = "dt2-led", - .id = -1, -}; - -/**************************************************************************** - * GPIO key - ****************************************************************************/ -static irqreturn_t dt2_reset_handler(int irq, void *dev_id) -{ - /* This is the paper-clip reset which does an emergency reboot. */ - printk(KERN_INFO "Restarting system.\n"); - machine_restart(NULL); - - /* This should never be reached. */ - return IRQ_HANDLED; -} - -static irqreturn_t dt2_power_handler(int irq, void *dev_id) -{ - printk(KERN_INFO "Shutting down system.\n"); - machine_power_off(); - return IRQ_HANDLED; -} - -static void __init dt2_init(void) -{ - /* - * Setup basic Orion functions. Need to be called early. - */ - orion5x_init(); - - orion5x_mpp_conf(dt2_mpp_modes); - - /* - * Configure peripherals. - */ - - orion5x_uart0_init(); - orion5x_ehci0_init(); - orion5x_ehci1_init(); - orion5x_i2c_init(); - orion5x_sata_init(&dt2_sata_data); - orion5x_xor_init(); - - printk(KERN_INFO "U-Boot parameters:\n"); - printk(KERN_INFO "Sys Clk = %d, Tclk = %d, BoardID = 0x%02x\n", mvSysclk, mvTclk, gBoardId); - - printk(KERN_INFO "Serial: %s\n", dt2_eeprom.fc.dt2_serial_number); - printk(KERN_INFO "Revision: %016x\n", dt2_eeprom.fc.dt2_revision); - printk(KERN_INFO "DT2: Using MAC address %pM for port 0\n", - dt2_eeprom.gw.mac_addr[0]); - printk(KERN_INFO "DT2: Using MAC address %pM for port 1\n", - dt2_eeprom.gw.mac_addr[1]); - - orion5x_eth_init(&dt2_eth_data); - memcpy(dt2_eth_data.mac_addr, dt2_eeprom.gw.mac_addr[0], 6); - orion5x_eth_switch_init(&dt2_switch_plat_data, NO_IRQ); - - i2c_register_board_info(0, &dt2_i2c_rtc, 1); - - mvebu_mbus_add_window("devbus-boot", DT2_NOR_BOOT_BASE, - DT2_NOR_BOOT_SIZE); - - platform_device_register(&dt2_nor_flash); - - mvebu_mbus_add_window("devbus-cs0", DT2_LEDS_BASE, DT2_LEDS_SIZE); - platform_device_register(&dt2_leds); - - if (request_irq(gpio_to_irq(DT2_PIN_GPIO_RESET), &dt2_reset_handler, - IRQF_TRIGGER_LOW, - "DT2: Reset button", NULL) < 0) { - - printk("DT2: Reset Button IRQ %d not available\n", - gpio_to_irq(DT2_PIN_GPIO_RESET)); - } - - if (request_irq(gpio_to_irq(DT2_PIN_GPIO_POWER), &dt2_power_handler, - IRQF_TRIGGER_LOW, - "DT2: Power button", NULL) < 0) { - - printk(KERN_DEBUG "DT2: Power Button IRQ %d not available\n", - gpio_to_irq(DT2_PIN_GPIO_POWER)); - } -} - -static int __init parse_tag_dt2_uboot(const struct tag *t) -{ - struct tag_mv_uboot *mv_uboot; - - // Get pointer to our block - mv_uboot = (struct tag_mv_uboot*)&t->u; - mvTclk = mv_uboot->tclk; - mvSysclk = mv_uboot->sysclk; - mvUbootVer = mv_uboot->uboot_version; - mvIsUsbHost = mv_uboot->isUsbHost; - - // Some clock fixups - if(mvTclk == 166000000) mvTclk = 166666667; - else if(mvTclk == 133000000) mvTclk = 133333333; - else if(mvSysclk == 166000000) mvSysclk = 166666667; - - gBoardId = (mvUbootVer & 0xff); - - //DT2 specific data - memcpy(&dt2_eeprom, mv_uboot->dt2_eeprom, sizeof(struct DT2_EEPROM_STRUCT)); - - return 0; -} -__tagtable(ATAG_MV_UBOOT, parse_tag_dt2_uboot); - -/* - * This is OpenWrt specific fixup. It includes code from original "tag_fixup_mem32" to - * fixup bogus memory tags and also fixes kernel cmdline by adding " init=/etc/preinit" - * at the end. It is important to flash OpenWrt image from original Freecom firmware. - * - * Vanilla kernel should use "tag_fixup_mem32" function. - */ -void __init openwrt_fixup(struct tag *t, char **from, struct meminfo *meminfo) -{ - char *p = NULL; - static char openwrt_init_tag[] __initdata = " init=/etc/preinit"; - - for (; t->hdr.size; t = tag_next(t)){ - /* Locate the Freecom cmdline */ - if (t->hdr.tag == ATAG_CMDLINE) { - p = t->u.cmdline.cmdline; - printk("%s(%d): Found cmdline '%s' at 0x%0lx\n", - __FUNCTION__, __LINE__, p, (unsigned long)p); - } - /* - * Many orion-based systems have buggy bootloader implementations. - * This is a common fixup for bogus memory tags. - */ - if (t->hdr.tag == ATAG_MEM && - (!t->u.mem.size || t->u.mem.size & ~PAGE_MASK || - t->u.mem.start & ~PAGE_MASK)) { - printk(KERN_WARNING - "Clearing invalid memory bank %dKB@0x%08x\n", - t->u.mem.size / 1024, t->u.mem.start); - t->hdr.tag = 0; - } - } - - printk("%s(%d): End of table at 0x%0lx\n", __FUNCTION__, __LINE__, (unsigned long)t); - - /* Overwrite the end of the table with a new cmdline tag. */ - t->hdr.tag = ATAG_CMDLINE; - t->hdr.size = - (sizeof (struct tag_header) + - strlen(p) + strlen(openwrt_init_tag) + 1 + 4) >> 2; - - strlcpy(t->u.cmdline.cmdline, p, COMMAND_LINE_SIZE); - strlcpy(t->u.cmdline.cmdline + strlen(p), openwrt_init_tag, - COMMAND_LINE_SIZE - strlen(p)); - - printk("%s(%d): New cmdline '%s' at 0x%0lx\n", - __FUNCTION__, __LINE__, - t->u.cmdline.cmdline, (unsigned long)t->u.cmdline.cmdline); - - t = tag_next(t); - - printk("%s(%d): New end of table at 0x%0lx\n", __FUNCTION__, __LINE__, (unsigned long)t); - - t->hdr.tag = ATAG_NONE; - t->hdr.size = 0; -} - -/* Warning: Freecom uses their own custom bootloader with mach-type (=1500) */ -MACHINE_START(DT2, "Freecom DataTank Gateway") - /* Maintainer: Zintis Petersons <Zintis.Petersons@abcsolutions.lv> */ - .atag_offset = 0x100, - .init_machine = dt2_init, - .map_io = orion5x_map_io, - .init_irq = orion5x_init_irq, - .init_time = orion5x_timer_init, - .fixup = openwrt_fixup, //tag_fixup_mem32, -MACHINE_END |