/* * QNAP TS-109/TS-209 Board Setup * * Maintainer: Byron Bradley * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "common.h" #define QNAP_TS209_NOR_BOOT_BASE 0xf4000000 #define QNAP_TS209_NOR_BOOT_SIZE SZ_8M /**************************************************************************** * 8MiB NOR flash. The struct mtd_partition is not in the same order as the * partitions on the device because we want to keep compatability with * existing QNAP firmware. * * Layout as used by QNAP: * [2] 0x00000000-0x00200000 : "Kernel" * [3] 0x00200000-0x00600000 : "RootFS1" * [4] 0x00600000-0x00700000 : "RootFS2" * [6] 0x00700000-0x00760000 : "NAS Config" (read-only) * [5] 0x00760000-0x00780000 : "U-Boot Config" * [1] 0x00780000-0x00800000 : "U-Boot" (read-only) ***************************************************************************/ static struct mtd_partition qnap_ts209_partitions[] = { { .name = "U-Boot", .size = 0x00080000, .offset = 0x00780000, .mask_flags = MTD_WRITEABLE, }, { .name = "Kernel", .size = 0x00200000, .offset = 0, }, { .name = "RootFS1", .size = 0x00400000, .offset = 0x00200000, }, { .name = "RootFS2", .size = 0x00100000, .offset = 0x00600000, }, { .name = "U-Boot Config", .size = 0x00020000, .offset = 0x00760000, }, { .name = "NAS Config", .size = 0x00060000, .offset = 0x00700000, .mask_flags = MTD_WRITEABLE, } }; static struct physmap_flash_data qnap_ts209_nor_flash_data = { .width = 1, .parts = qnap_ts209_partitions, .nr_parts = ARRAY_SIZE(qnap_ts209_partitions) }; static struct resource qnap_ts209_nor_flash_resource = { .flags = IORESOURCE_MEM, .start = QNAP_TS209_NOR_BOOT_BASE, .end = QNAP_TS209_NOR_BOOT_BASE + QNAP_TS209_NOR_BOOT_SIZE - 1, }; static struct platform_device qnap_ts209_nor_flash = { .name = "physmap-flash", .id = 0, .dev = { .platform_data = &qnap_ts209_nor_flash_data, }, .resource = &qnap_ts209_nor_flash_resource, .num_resources = 1, }; /***************************************************************************** * PCI ****************************************************************************/ #define QNAP_TS209_PCI_SLOT0_OFFS 7 #define QNAP_TS209_PCI_SLOT0_IRQ_PIN 6 #define QNAP_TS209_PCI_SLOT1_IRQ_PIN 7 void __init qnap_ts209_pci_preinit(void) { int pin; /* * Configure PCI GPIO IRQ pins */ pin = QNAP_TS209_PCI_SLOT0_IRQ_PIN; if (gpio_request(pin, "PCI Int1") == 0) { if (gpio_direction_input(pin) == 0) { set_irq_type(gpio_to_irq(pin), IRQT_LOW); } else { printk(KERN_ERR "qnap_ts209_pci_preinit failed to " "set_irq_type pin %d\n", pin); gpio_free(pin); } } else { printk(KERN_ERR "qnap_ts209_pci_preinit failed to gpio_request " "%d\n", pin); } pin = QNAP_TS209_PCI_SLOT1_IRQ_PIN; if (gpio_request(pin, "PCI Int2") == 0) { if (gpio_direction_input(pin) == 0) { set_irq_type(gpio_to_irq(pin), IRQT_LOW); } else { printk(KERN_ERR "qnap_ts209_pci_preinit failed " "to set_irq_type pin %d\n", pin); gpio_free(pin); } } else { printk(KERN_ERR "qnap_ts209_pci_preinit failed to gpio_request " "%d\n", pin); } } static int __init qnap_ts209_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin) { /* * PCIE IRQ is connected internally (not GPIO) */ if (dev->bus->number == orion5x_pcie_local_bus_nr()) return IRQ_ORION5X_PCIE0_INT; /* * PCI IRQs are connected via GPIOs */ switch (slot - QNAP_TS209_PCI_SLOT0_OFFS) { case 0: return gpio_to_irq(QNAP_TS209_PCI_SLOT0_IRQ_PIN); case 1: return gpio_to_irq(QNAP_TS209_PCI_SLOT1_IRQ_PIN); default: return -1; } } static struct hw_pci qnap_ts209_pci __initdata = { .nr_controllers = 2, .preinit = qnap_ts209_pci_preinit, .swizzle = pci_std_swizzle, .setup = orion5x_pci_sys_setup, .scan = orion5x_pci_sys_scan_bus, .map_irq = qnap_ts209_pci_map_irq, }; static int __init qnap_ts209_pci_init(void) { if (machine_is_ts_x09()) pci_common_init(&qnap_ts209_pci); return 0; } subsys_initcall(qnap_ts209_pci_init); /***************************************************************************** * Ethernet ****************************************************************************/ static struct mv643xx_eth_platform_data qnap_ts209_eth_data = { .phy_addr = 8, .force_phy_addr = 1, }; static int __init parse_hex_nibble(char n) { if (n >= '0' && n <= '9') return n - '0'; if (n >= 'A' && n <= 'F') return n - 'A' + 10; if (n >= 'a' && n <= 'f') return n - 'a' + 10; return -1; } static int __init parse_hex_byte(const char *b) { int hi; int lo; hi = parse_hex_nibble(b[0]); lo = parse_hex_nibble(b[1]); if (hi < 0 || lo < 0) return -1; return (hi << 4) | lo; } static int __init check_mac_addr(const char *addr_str) { u_int8_t addr[6]; int i; for (i = 0; i < 6; i++) { int byte; /* * Enforce "xx:xx:xx:xx:xx:xx\n" format. */ if (addr_str[(i * 3) + 2] != ((i < 5) ? ':' : '\n')) return -1; byte = parse_hex_byte(addr_str + (i * 3)); if (byte < 0) return -1; addr[i] = byte; } printk(KERN_INFO "ts209: found ethernet mac address "); for (i = 0; i < 6; i++) printk("%.2x%s", addr[i], (i < 5) ? ":" : ".\n"); memcpy(qnap_ts209_eth_data.mac_addr, addr, 6); return 0; } /* * The 'NAS Config' flash partition has an ext2 filesystem which * contains a file that has the ethernet MAC address in plain text * (format "xx:xx:xx:xx:xx:xx\n".) */ static void __init ts209_find_mac_addr(void) { unsigned long addr; for (addr = 0x00700000; addr < 0x00760000; addr += 1024) { char *nor_page; int ret = 0; nor_page = ioremap(QNAP_TS209_NOR_BOOT_BASE + addr, 1024); if (nor_page != NULL) { ret = check_mac_addr(nor_page); iounmap(nor_page); } if (ret == 0) break; } } /***************************************************************************** * RTC S35390A on I2C bus ****************************************************************************/ #define TS209_RTC_GPIO 3 static struct i2c_board_info __initdata qnap_ts209_i2c_rtc = { .driver_name = "rtc-s35390a", .addr = 0x30, .irq = 0, }; /**************************************************************************** * GPIO Attached Keys * Power button is attached to the PIC microcontroller ****************************************************************************/ #define QNAP_TS209_GPIO_KEY_MEDIA 1 #define QNAP_TS209_GPIO_KEY_RESET 2 static struct gpio_keys_button qnap_ts209_buttons[] = { { .code = KEY_RESTART, .gpio = QNAP_TS209_GPIO_KEY_MEDIA, .desc = "USB Copy Button", .active_low = 1, }, { .code = KEY_POWER, .gpio = QNAP_TS209_GPIO_KEY_RESET, .desc = "Reset Button", .active_low = 1, } }; static struct gpio_keys_platform_data qnap_ts209_button_data = { .buttons = qnap_ts209_buttons, .nbuttons = ARRAY_SIZE(qnap_ts209_buttons), }; static struct platform_device qnap_ts209_button_device = { .name = "gpio-keys", .id = -1, .num_resources = 0, .dev = { .platform_data = &qnap_ts209_button_data, }, }; /***************************************************************************** * SATA ****************************************************************************/ static struct mv_sata_platform_data qnap_ts209_sata_data = { .n_ports = 2, }; /***************************************************************************** * General Setup ****************************************************************************/ static struct platform_device *qnap_ts209_devices[] __initdata = { &qnap_ts209_nor_flash, &qnap_ts209_button_device, }; /* * QNAP TS-[12]09 specific power off method via UART1-attached PIC */ #define UART1_REG(x) (UART1_VIRT_BASE + ((UART_##x) << 2)) static void qnap_ts209_power_off(void) { /* 19200 baud divisor */ const unsigned divisor = ((ORION5X_TCLK + (8 * 19200)) / (16 * 19200)); pr_info("%s: triggering power-off...\n", __func__); /* hijack uart1 and reset into sane state (19200,8n1) */ orion5x_write(UART1_REG(LCR), 0x83); orion5x_write(UART1_REG(DLL), divisor & 0xff); orion5x_write(UART1_REG(DLM), (divisor >> 8) & 0xff); orion5x_write(UART1_REG(LCR), 0x03); orion5x_write(UART1_REG(IER), 0x00); orion5x_write(UART1_REG(FCR), 0x00); orion5x_write(UART1_REG(MCR), 0x00); /* send the power-off command 'A' to PIC */ orion5x_write(UART1_REG(TX), 'A'); } static void __init qnap_ts209_init(void) { /* * Setup basic Orion functions. Need to be called early. */ orion5x_init(); /* * Setup flash mapping */ orion5x_setup_dev_boot_win(QNAP_TS209_NOR_BOOT_BASE, QNAP_TS209_NOR_BOOT_SIZE); /* * Open a special address decode windows for the PCIE WA. */ orion5x_setup_pcie_wa_win(ORION5X_PCIE_WA_PHYS_BASE, ORION5X_PCIE_WA_SIZE); /* * Setup Multiplexing Pins -- * MPP[0] Reserved * MPP[1] USB copy button (0 active) * MPP[2] Load defaults button (0 active) * MPP[3] GPIO RTC * MPP[4-5] Reserved * MPP[6] PCI Int A * MPP[7] PCI Int B * MPP[8-11] Reserved * MPP[12] SATA 0 presence * MPP[13] SATA 1 presence * MPP[14] SATA 0 active * MPP[15] SATA 1 active * MPP[16] UART1 RXD * MPP[17] UART1 TXD * MPP[18] SW_RST (0 active) * MPP[19] Reserved * MPP[20] PCI clock 0 * MPP[21] PCI clock 1 * MPP[22] USB 0 over current * MPP[23-25] Reserved */ orion5x_write(MPP_0_7_CTRL, 0x3); orion5x_write(MPP_8_15_CTRL, 0x55550000); orion5x_write(MPP_16_19_CTRL, 0x5500); orion5x_gpio_set_valid_pins(0x3cc0fff); /* register ts209 specific power-off method */ pm_power_off = qnap_ts209_power_off; platform_add_devices(qnap_ts209_devices, ARRAY_SIZE(qnap_ts209_devices)); /* Get RTC IRQ and register the chip */ if (gpio_request(TS209_RTC_GPIO, "rtc") == 0) { if (gpio_direction_input(TS209_RTC_GPIO) == 0) qnap_ts209_i2c_rtc.irq = gpio_to_irq(TS209_RTC_GPIO); else gpio_free(TS209_RTC_GPIO); } if (qnap_ts209_i2c_rtc.irq == 0) pr_warning("qnap_ts209_init: failed to get RTC IRQ\n"); i2c_register_board_info(0, &qnap_ts209_i2c_rtc, 1); ts209_find_mac_addr(); orion5x_eth_init(&qnap_ts209_eth_data); orion5x_sata_init(&qnap_ts209_sata_data); } MACHINE_START(TS209, "QNAP TS-109/TS-209") /* Maintainer: Byron Bradley */ .phys_io = ORION5X_REGS_PHYS_BASE, .io_pg_offst = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC, .boot_params = 0x00000100, .init_machine = qnap_ts209_init, .map_io = orion5x_map_io, .init_irq = orion5x_init_irq, .timer = &orion5x_timer, .fixup = tag_fixup_mem32, MACHINE_END