From: Sylver Bruneau Date: Sat, 26 Apr 2008 00:35:29 +0000 (+0200) Subject: [ARM] Orion: add QNAP TS-409 support X-Git-Tag: Ubuntu-snapdragon-4.4.0-1050.54~31536^2~2^8~37 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=47e9cffde663eafd5f78987036429fc0994d90e8;p=mirror_ubuntu-artful-kernel.git [ARM] Orion: add QNAP TS-409 support Signed-off-by: Lennert Buytenhek --- diff --git a/arch/arm/mach-orion5x/Kconfig b/arch/arm/mach-orion5x/Kconfig index 93debf336155..0bebf01407cf 100644 --- a/arch/arm/mach-orion5x/Kconfig +++ b/arch/arm/mach-orion5x/Kconfig @@ -44,6 +44,12 @@ config MACH_LINKSTATION_PRO Buffalo Linkstation Pro/Live platform. Both v1 and v2 devices are supported. +config MACH_TS409 + bool "QNAP TS-409" + help + Say 'Y' here if you want your kernel to support the + QNAP TS-409 platform. + endmenu endif diff --git a/arch/arm/mach-orion5x/Makefile b/arch/arm/mach-orion5x/Makefile index 55da46eeab8d..80196569793e 100644 --- a/arch/arm/mach-orion5x/Makefile +++ b/arch/arm/mach-orion5x/Makefile @@ -5,3 +5,4 @@ obj-$(CONFIG_MACH_KUROBOX_PRO) += kurobox_pro-setup.o obj-$(CONFIG_MACH_LINKSTATION_PRO) += kurobox_pro-setup.o obj-$(CONFIG_MACH_DNS323) += dns323-setup.o obj-$(CONFIG_MACH_TS209) += ts209-setup.o +obj-$(CONFIG_MACH_TS409) += ts409-setup.o diff --git a/arch/arm/mach-orion5x/ts409-setup.c b/arch/arm/mach-orion5x/ts409-setup.c new file mode 100644 index 000000000000..524e4249f082 --- /dev/null +++ b/arch/arm/mach-orion5x/ts409-setup.c @@ -0,0 +1,385 @@ +/* + * QNAP TS-409 Board Setup + * + * Maintainer: Sylver Bruneau + * + * 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 "common.h" +#include "mpp.h" + +/***************************************************************************** + * QNAP TS-409 Info + ****************************************************************************/ + +/* + * QNAP TS-409 hardware : + * - Marvell 88F5281-D0 + * - Marvell 88SX7042 SATA controller (PCIe) + * - Marvell 88E1118 Gigabit Ethernet PHY + * - RTC S35390A (@0x30) on I2C bus + * - 8MB NOR flash + * - 256MB of DDR-2 RAM + */ + +/* + * 8MB NOR flash Device bus boot chip select + */ + +#define QNAP_TS409_NOR_BOOT_BASE 0xff800000 +#define QNAP_TS409_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_ts409_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_ts409_nor_flash_data = { + .width = 1, + .parts = qnap_ts409_partitions, + .nr_parts = ARRAY_SIZE(qnap_ts409_partitions) +}; + +static struct resource qnap_ts409_nor_flash_resource = { + .flags = IORESOURCE_MEM, + .start = QNAP_TS409_NOR_BOOT_BASE, + .end = QNAP_TS409_NOR_BOOT_BASE + QNAP_TS409_NOR_BOOT_SIZE - 1, +}; + +static struct platform_device qnap_ts409_nor_flash = { + .name = "physmap-flash", + .id = 0, + .dev = { .platform_data = &qnap_ts409_nor_flash_data, }, + .num_resources = 1, + .resource = &qnap_ts409_nor_flash_resource, +}; + +/***************************************************************************** + * PCI + ****************************************************************************/ + +static int __init qnap_ts409_pci_map_irq(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) + return irq; + + /* + * PCI isn't used on the TS-409 + */ + return -1; +} + +static struct hw_pci qnap_ts409_pci __initdata = { + .nr_controllers = 2, + .swizzle = pci_std_swizzle, + .setup = orion5x_pci_sys_setup, + .scan = orion5x_pci_sys_scan_bus, + .map_irq = qnap_ts409_pci_map_irq, +}; + +static int __init qnap_ts409_pci_init(void) +{ + if (machine_is_ts409()) + pci_common_init(&qnap_ts409_pci); + + return 0; +} + +subsys_initcall(qnap_ts409_pci_init); + +/***************************************************************************** + * Ethernet + ****************************************************************************/ + +static struct mv643xx_eth_platform_data qnap_ts409_eth_data = { + .phy_addr = 8, +}; + +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 "ts409: found ethernet mac address "); + for (i = 0; i < 6; i++) + printk("%.2x%s", addr[i], (i < 5) ? ":" : ".\n"); + + memcpy(qnap_ts409_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 ts409_find_mac_addr(void) +{ + unsigned long addr; + + for (addr = 0x00700000; addr < 0x00760000; addr += 1024) { + char *nor_page; + int ret = 0; + + nor_page = ioremap(QNAP_TS409_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 TS409_RTC_GPIO 10 + +static struct i2c_board_info __initdata qnap_ts409_i2c_rtc = { + I2C_BOARD_INFO("s35390a", 0x30), +}; + +/**************************************************************************** + * GPIO Attached Keys + * Power button is attached to the PIC microcontroller + ****************************************************************************/ + +#define QNAP_TS409_GPIO_KEY_MEDIA 15 + +static struct gpio_keys_button qnap_ts409_buttons[] = { + { + .code = KEY_RESTART, + .gpio = QNAP_TS409_GPIO_KEY_MEDIA, + .desc = "USB Copy Button", + .active_low = 1, + }, +}; + +static struct gpio_keys_platform_data qnap_ts409_button_data = { + .buttons = qnap_ts409_buttons, + .nbuttons = ARRAY_SIZE(qnap_ts409_buttons), +}; + +static struct platform_device qnap_ts409_button_device = { + .name = "gpio-keys", + .id = -1, + .num_resources = 0, + .dev = { + .platform_data = &qnap_ts409_button_data, + }, +}; + +/***************************************************************************** + * General Setup + ****************************************************************************/ +static struct orion5x_mpp_mode ts409_mpp_modes[] __initdata = { + { 0, MPP_UNUSED }, + { 1, MPP_UNUSED }, + { 2, MPP_UNUSED }, + { 3, MPP_UNUSED }, + { 4, MPP_GPIO }, /* HDD 1 status */ + { 5, MPP_GPIO }, /* HDD 2 status */ + { 6, MPP_GPIO }, /* HDD 3 status */ + { 7, MPP_GPIO }, /* HDD 4 status */ + { 8, MPP_UNUSED }, + { 9, MPP_UNUSED }, + { 10, MPP_GPIO }, /* RTC int */ + { 11, MPP_UNUSED }, + { 12, MPP_UNUSED }, + { 13, MPP_UNUSED }, + { 14, MPP_GPIO }, /* SW_RST */ + { 15, MPP_GPIO }, /* USB copy button */ + { 16, MPP_UART }, /* UART1 RXD */ + { 17, MPP_UART }, /* UART1 TXD */ + { 18, MPP_UNUSED }, + { 19, MPP_UNUSED }, + { -1 }, +}; + +/* + * QNAP TS-409 specific power off method via UART1-attached PIC + */ + +#define UART1_REG(x) (UART1_VIRT_BASE + ((UART_##x) << 2)) + +static void qnap_ts409_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) */ + writel(0x83, UART1_REG(LCR)); + writel(divisor & 0xff, UART1_REG(DLL)); + writel((divisor >> 8) & 0xff, UART1_REG(DLM)); + writel(0x03, UART1_REG(LCR)); + writel(0x00, UART1_REG(IER)); + writel(0x00, UART1_REG(FCR)); + writel(0x00, UART1_REG(MCR)); + + /* send the power-off command 'A' to PIC */ + writel('A', UART1_REG(TX)); +} + +static void __init qnap_ts409_init(void) +{ + /* + * Setup basic Orion functions. Need to be called early. + */ + orion5x_init(); + + orion5x_mpp_conf(ts409_mpp_modes); + + /* + * Configure peripherals. + */ + orion5x_ehci0_init(); + ts409_find_mac_addr(); + orion5x_eth_init(&qnap_ts409_eth_data); + orion5x_i2c_init(); + orion5x_uart0_init(); + + orion5x_setup_dev_boot_win(QNAP_TS409_NOR_BOOT_BASE, + QNAP_TS409_NOR_BOOT_SIZE); + platform_device_register(&qnap_ts409_nor_flash); + + platform_device_register(&qnap_ts409_button_device); + + /* Get RTC IRQ and register the chip */ + if (gpio_request(TS409_RTC_GPIO, "rtc") == 0) { + if (gpio_direction_input(TS409_RTC_GPIO) == 0) + qnap_ts409_i2c_rtc.irq = gpio_to_irq(TS409_RTC_GPIO); + else + gpio_free(TS409_RTC_GPIO); + } + if (qnap_ts409_i2c_rtc.irq == 0) + pr_warning("qnap_ts409_init: failed to get RTC IRQ\n"); + i2c_register_board_info(0, &qnap_ts409_i2c_rtc, 1); + + /* register ts409 specific power-off method */ + pm_power_off = qnap_ts409_power_off; +} + +MACHINE_START(TS409, "QNAP TS-409") + /* Maintainer: Sylver Bruneau */ + .phys_io = ORION5X_REGS_PHYS_BASE, + .io_pg_offst = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC, + .boot_params = 0x00000100, + .init_machine = qnap_ts409_init, + .map_io = orion5x_map_io, + .init_irq = orion5x_init_irq, + .timer = &orion5x_timer, + .fixup = tag_fixup_mem32, +MACHINE_END