diff options
Diffstat (limited to 'arch/arm/mach-orion5x/ts209-setup.c')
| -rw-r--r-- | arch/arm/mach-orion5x/ts209-setup.c | 334 |
1 files changed, 334 insertions, 0 deletions
diff --git a/arch/arm/mach-orion5x/ts209-setup.c b/arch/arm/mach-orion5x/ts209-setup.c new file mode 100644 index 000000000..c725b7cb9 --- /dev/null +++ b/arch/arm/mach-orion5x/ts209-setup.c @@ -0,0 +1,334 @@ +/* + * QNAP TS-109/TS-209 Board Setup + * + * Maintainer: Byron Bradley <byron.bbradley@gmail.com> + * + * 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 <linux/gpio.h> +#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/mtd/nand.h> +#include <linux/mv643xx_eth.h> +#include <linux/gpio_keys.h> +#include <linux/input.h> +#include <linux/i2c.h> +#include <linux/serial_reg.h> +#include <linux/ata_platform.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/pci.h> +#include <mach/orion5x.h> +#include "common.h" +#include "mpp.h" +#include "tsx09-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 compatibility 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 + +static 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) { + irq_set_irq_type(gpio_to_irq(pin), IRQ_TYPE_LEVEL_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) { + irq_set_irq_type(gpio_to_irq(pin), IRQ_TYPE_LEVEL_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(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) + return irq; + + /* + * 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, + .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_ts209()) + pci_common_init(&qnap_ts209_pci); + + return 0; +} + +subsys_initcall(qnap_ts209_pci_init); + +/***************************************************************************** + * RTC S35390A on I2C bus + ****************************************************************************/ + +#define TS209_RTC_GPIO 3 + +static struct i2c_board_info __initdata qnap_ts209_i2c_rtc = { + I2C_BOARD_INFO("s35390a", 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_COPY, + .gpio = QNAP_TS209_GPIO_KEY_MEDIA, + .desc = "USB Copy Button", + .active_low = 1, + }, { + .code = KEY_RESTART, + .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 unsigned int ts209_mpp_modes[] __initdata = { + MPP0_UNUSED, + MPP1_GPIO, /* USB copy button */ + MPP2_GPIO, /* Load defaults button */ + MPP3_GPIO, /* GPIO RTC */ + MPP4_UNUSED, + MPP5_UNUSED, + MPP6_GPIO, /* PCI Int A */ + MPP7_GPIO, /* PCI Int B */ + MPP8_UNUSED, + MPP9_UNUSED, + MPP10_UNUSED, + MPP11_UNUSED, + MPP12_SATA_LED, /* SATA 0 presence */ + MPP13_SATA_LED, /* SATA 1 presence */ + MPP14_SATA_LED, /* SATA 0 active */ + MPP15_SATA_LED, /* SATA 1 active */ + MPP16_UART, /* UART1 RXD */ + MPP17_UART, /* UART1 TXD */ + MPP18_GPIO, /* SW_RST */ + MPP19_UNUSED, + 0, +}; + +static void __init qnap_ts209_init(void) +{ + /* + * Setup basic Orion functions. Need to be called early. + */ + orion5x_init(); + + orion5x_mpp_conf(ts209_mpp_modes); + + /* + * MPP[20] PCI clock 0 + * MPP[21] PCI clock 1 + * MPP[22] USB 0 over current + * MPP[23-25] Reserved + */ + + /* + * Configure peripherals. + */ + mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET, + ORION_MBUS_DEVBUS_BOOT_ATTR, + QNAP_TS209_NOR_BOOT_BASE, + QNAP_TS209_NOR_BOOT_SIZE); + platform_device_register(&qnap_ts209_nor_flash); + + orion5x_ehci0_init(); + orion5x_ehci1_init(); + qnap_tsx09_find_mac_addr(QNAP_TS209_NOR_BOOT_BASE + + qnap_ts209_partitions[5].offset, + qnap_ts209_partitions[5].size); + orion5x_eth_init(&qnap_tsx09_eth_data); + orion5x_i2c_init(); + orion5x_sata_init(&qnap_ts209_sata_data); + orion5x_uart0_init(); + orion5x_uart1_init(); + orion5x_xor_init(); + + platform_device_register(&qnap_ts209_button_device); + + /* 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_warn("qnap_ts209_init: failed to get RTC IRQ\n"); + i2c_register_board_info(0, &qnap_ts209_i2c_rtc, 1); + + /* register tsx09 specific power-off method */ + pm_power_off = qnap_tsx09_power_off; +} + +MACHINE_START(TS209, "QNAP TS-109/TS-209") + /* Maintainer: Byron Bradley <byron.bbradley@gmail.com> */ + .atag_offset = 0x100, + .init_machine = qnap_ts209_init, + .map_io = orion5x_map_io, + .init_early = orion5x_init_early, + .init_irq = orion5x_init_irq, + .init_time = orion5x_timer_init, + .fixup = tag_fixup_mem32, + .restart = orion5x_restart, +MACHINE_END |