mirror of
https://github.com/torvalds/linux.git
synced 2024-12-27 13:22:23 +00:00
5cebbd09fc
The reset button on the QNAP TS-409 is available through gpio. Signed-off-by: Martin Michlmayr <tbm@cyrius.com> Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
322 lines
8.3 KiB
C
322 lines
8.3 KiB
C
/*
|
|
* QNAP TS-409 Board Setup
|
|
*
|
|
* Maintainer: Sylver Bruneau <sylver.bruneau@gmail.com>
|
|
*
|
|
* Copyright (C) 2008 Sylver Bruneau <sylver.bruneau@gmail.com>
|
|
* Copyright (C) 2008 Martin Michlmayr <tbm@cyrius.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/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/leds.h>
|
|
#include <linux/gpio_keys.h>
|
|
#include <linux/input.h>
|
|
#include <linux/i2c.h>
|
|
#include <linux/serial_reg.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"
|
|
#include "tsx09-common.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);
|
|
|
|
/*****************************************************************************
|
|
* 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),
|
|
};
|
|
|
|
/*****************************************************************************
|
|
* LEDs attached to GPIO
|
|
****************************************************************************/
|
|
|
|
static struct gpio_led ts409_led_pins[] = {
|
|
{
|
|
.name = "ts409:red:sata1",
|
|
.gpio = 4,
|
|
.active_low = 1,
|
|
}, {
|
|
.name = "ts409:red:sata2",
|
|
.gpio = 5,
|
|
.active_low = 1,
|
|
}, {
|
|
.name = "ts409:red:sata3",
|
|
.gpio = 6,
|
|
.active_low = 1,
|
|
}, {
|
|
.name = "ts409:red:sata4",
|
|
.gpio = 7,
|
|
.active_low = 1,
|
|
},
|
|
};
|
|
|
|
static struct gpio_led_platform_data ts409_led_data = {
|
|
.leds = ts409_led_pins,
|
|
.num_leds = ARRAY_SIZE(ts409_led_pins),
|
|
};
|
|
|
|
static struct platform_device ts409_leds = {
|
|
.name = "leds-gpio",
|
|
.id = -1,
|
|
.dev = {
|
|
.platform_data = &ts409_led_data,
|
|
},
|
|
};
|
|
|
|
/****************************************************************************
|
|
* GPIO Attached Keys
|
|
* Power button is attached to the PIC microcontroller
|
|
****************************************************************************/
|
|
|
|
#define QNAP_TS409_GPIO_KEY_RESET 14
|
|
#define QNAP_TS409_GPIO_KEY_MEDIA 15
|
|
|
|
static struct gpio_keys_button qnap_ts409_buttons[] = {
|
|
{
|
|
.code = KEY_RESTART,
|
|
.gpio = QNAP_TS409_GPIO_KEY_RESET,
|
|
.desc = "Reset Button",
|
|
.active_low = 1,
|
|
}, {
|
|
.code = KEY_COPY,
|
|
.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 },
|
|
};
|
|
|
|
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();
|
|
qnap_tsx09_find_mac_addr(QNAP_TS409_NOR_BOOT_BASE +
|
|
qnap_ts409_partitions[5].offset,
|
|
qnap_ts409_partitions[5].size);
|
|
orion5x_eth_init(&qnap_tsx09_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);
|
|
platform_device_register(&ts409_leds);
|
|
|
|
/* register tsx09 specific power-off method */
|
|
pm_power_off = qnap_tsx09_power_off;
|
|
}
|
|
|
|
MACHINE_START(TS409, "QNAP TS-409")
|
|
/* Maintainer: Sylver Bruneau <sylver.bruneau@gmail.com> */
|
|
.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
|