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/*
* 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/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>
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# include <linux/serial_reg.h>
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# include <asm/mach-types.h>
# include <asm/gpio.h>
# include <asm/mach/arch.h>
# include <asm/mach/pci.h>
# include <asm/arch/orion.h>
# include <asm/arch/platform.h>
# include "common.h"
# define QNAP_TS209_NOR_BOOT_BASE 0xf4000000
# define QNAP_TS209_NOR_BOOT_SIZE SZ_8M
/****************************************************************************
* 8 MiB 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 = = orion_pcie_local_bus_nr ( ) )
return IRQ_ORION_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 = orion_pci_sys_setup ,
. scan = orion_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 ,
} ;
/*****************************************************************************
* RTC S35390A on I2C bus
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
static struct i2c_board_info __initdata qnap_ts209_i2c_rtc = {
. driver_name = " rtc-s35390a " ,
. addr = 0x30 ,
} ;
/****************************************************************************
* 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 , } ,
} ;
/*****************************************************************************
* General Setup
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
static struct platform_device * qnap_ts209_devices [ ] __initdata = {
& qnap_ts209_nor_flash ,
& qnap_ts209_button_device ,
} ;
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/*
* QNAP TS - [ 12 ] 09 specific power off method via UART1 - attached PIC
*/
# define UART1_REG(x) (UART1_BASE + ((UART_##x) << 2))
static void qnap_ts209_power_off ( void )
{
/* 19200 baud divisor */
const unsigned divisor = ( ( ORION_TCLK + ( 8 * 19200 ) ) / ( 16 * 19200 ) ) ;
pr_info ( " %s: triggering power-off... \n " , __func__ ) ;
/* hijack uart1 and reset into sane state (19200,8n1) */
orion_write ( UART1_REG ( LCR ) , 0x83 ) ;
orion_write ( UART1_REG ( DLL ) , divisor & 0xff ) ;
orion_write ( UART1_REG ( DLM ) , ( divisor > > 8 ) & 0xff ) ;
orion_write ( UART1_REG ( LCR ) , 0x03 ) ;
orion_write ( UART1_REG ( IER ) , 0x00 ) ;
orion_write ( UART1_REG ( FCR ) , 0x00 ) ;
orion_write ( UART1_REG ( MCR ) , 0x00 ) ;
/* send the power-off command 'A' to PIC */
orion_write ( UART1_REG ( TX ) , ' A ' ) ;
}
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static void __init qnap_ts209_init ( void )
{
/*
* Setup basic Orion functions . Need to be called early .
*/
orion_init ( ) ;
/*
* Setup flash mapping
*/
orion_setup_cpu_win ( ORION_DEV_BOOT , QNAP_TS209_NOR_BOOT_BASE ,
QNAP_TS209_NOR_BOOT_SIZE , - 1 ) ;
/*
* Open a special address decode windows for the PCIE WA .
*/
orion_write ( ORION_REGS_BASE | 0x20074 , ORION_PCIE_WA_BASE ) ;
orion_write ( ORION_REGS_BASE | 0x20070 , ( 0x7941 |
( ( ( ORION_PCIE_WA_SIZE > > 16 ) - 1 ) ) < < 16 ) ) ;
/*
* 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
*/
orion_write ( MPP_0_7_CTRL , 0x3 ) ;
orion_write ( MPP_8_15_CTRL , 0x55550000 ) ;
orion_write ( MPP_16_19_CTRL , 0x5500 ) ;
orion_gpio_set_valid_pins ( 0x3cc0fff ) ;
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/* register ts209 specific power-off method */
pm_power_off = qnap_ts209_power_off ;
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platform_add_devices ( qnap_ts209_devices ,
ARRAY_SIZE ( qnap_ts209_devices ) ) ;
i2c_register_board_info ( 0 , & qnap_ts209_i2c_rtc , 1 ) ;
orion_eth_init ( & qnap_ts209_eth_data ) ;
}
MACHINE_START ( TS209 , " QNAP TS-109/TS-209 " )
/* Maintainer: Byron Bradley <byron.bbradley@gmail.com> */
. phys_io = ORION_REGS_BASE ,
. io_pg_offst = ( ( ORION_REGS_BASE ) > > 18 ) & 0xFFFC ,
. boot_params = 0x00000100 ,
. init_machine = qnap_ts209_init ,
. map_io = orion_map_io ,
. init_irq = orion_init_irq ,
. timer = & orion_timer ,
MACHINE_END
