static void __init ixdp425_init(void)
{
ixp4xx_sys_init();
ixdp425_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
ixdp425_flash_resource.end =
IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1;
#if defined(CONFIG_MTD_NAND_PLATFORM) || \
defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
ixdp425_flash_nand_resource.start = IXP4XX_EXP_BUS_BASE(3),
ixdp425_flash_nand_resource.end = IXP4XX_EXP_BUS_BASE(3) + 0x10 - 1;
gpio_line_config(IXDP425_NAND_NCE_PIN, IXP4XX_GPIO_OUT);
/* Configure expansion bus for NAND Flash */
*IXP4XX_EXP_CS3 = IXP4XX_EXP_BUS_CS_EN |
IXP4XX_EXP_BUS_STROBE_T(1) | /* extend by 1 clock */
IXP4XX_EXP_BUS_CYCLES(0) | /* Intel cycles */
IXP4XX_EXP_BUS_SIZE(0) | /* 512bytes addr space*/
IXP4XX_EXP_BUS_WR_EN |
IXP4XX_EXP_BUS_BYTE_EN; /* 8 bit data bus */
#endif
if (cpu_is_ixp43x()) {
ixdp425_uart.num_resources = 1;
ixdp425_uart_data[1].flags = 0;
}
platform_add_devices(ixdp425_devices, ARRAY_SIZE(ixdp425_devices));
}
static void __init nslu2_init(void)
{
uint8_t __iomem *f;
int i;
ixp4xx_sys_init();
nslu2_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
nslu2_flash_resource.end =
IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1;
i2c_register_board_info(0, nslu2_i2c_board_info,
ARRAY_SIZE(nslu2_i2c_board_info));
/*
*/
(void)platform_device_register(&nslu2_uart);
platform_add_devices(nslu2_devices, ARRAY_SIZE(nslu2_devices));
pm_power_off = nslu2_power_off;
if (request_irq(gpio_to_irq(NSLU2_RB_GPIO), &nslu2_reset_handler,
IRQF_DISABLED | IRQF_TRIGGER_LOW,
"NSLU2 reset button", NULL) < 0) {
printk(KERN_DEBUG "Reset Button IRQ %d not available\n",
gpio_to_irq(NSLU2_RB_GPIO));
}
if (request_irq(gpio_to_irq(NSLU2_PB_GPIO), &nslu2_power_handler,
IRQF_DISABLED | IRQF_TRIGGER_HIGH,
"NSLU2 power button", NULL) < 0) {
printk(KERN_DEBUG "Power Button IRQ %d not available\n",
gpio_to_irq(NSLU2_PB_GPIO));
}
/*
*/
f = ioremap(IXP4XX_EXP_BUS_BASE(0), 0x40000);
if (f) {
for (i = 0; i < 6; i++)
#ifdef __ARMEB__
nslu2_plat_eth[0].hwaddr[i] = readb(f + 0x3FFB0 + i);
#else
nslu2_plat_eth[0].hwaddr[i] = readb(f + 0x3FFB0 + (i^3));
#endif
iounmap(f);
}
printk(KERN_INFO "NSLU2: Using MAC address %pM for port 0\n",
nslu2_plat_eth[0].hwaddr);
}
static void __init nslu2_init(void)
{
uint8_t __iomem *f;
int i;
ixp4xx_sys_init();
nslu2_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
nslu2_flash_resource.end =
IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1;
i2c_register_board_info(0, nslu2_i2c_board_info,
ARRAY_SIZE(nslu2_i2c_board_info));
/*
* This is only useful on a modified machine, but it is valuable
* to have it first in order to see debug messages, and so that
* it does *not* get removed if platform_add_devices fails!
*/
(void)platform_device_register(&nslu2_uart);
platform_add_devices(nslu2_devices, ARRAY_SIZE(nslu2_devices));
pm_power_off = nslu2_power_off;
if (request_irq(gpio_to_irq(NSLU2_RB_GPIO), &nslu2_reset_handler,
IRQF_DISABLED | IRQF_TRIGGER_LOW,
"NSLU2 reset button", NULL) < 0) {
printk(KERN_DEBUG "Reset Button IRQ %d not available\n",
gpio_to_irq(NSLU2_RB_GPIO));
}
if (request_irq(gpio_to_irq(NSLU2_PB_GPIO), &nslu2_power_handler,
IRQF_DISABLED | IRQF_TRIGGER_HIGH,
"NSLU2 power button", NULL) < 0) {
printk(KERN_DEBUG "Power Button IRQ %d not available\n",
gpio_to_irq(NSLU2_PB_GPIO));
}
/*
* Map in a portion of the flash and read the MAC address.
* Since it is stored in BE in the flash itself, we need to
* byteswap it if we're in LE mode.
*/
f = ioremap(IXP4XX_EXP_BUS_BASE(0), 0x40000);
if (f) {
for (i = 0; i < 6; i++)
#ifdef __ARMEB__
nslu2_plat_eth[0].hwaddr[i] = readb(f + 0x3FFB0 + i);
#else
nslu2_plat_eth[0].hwaddr[i] = readb(f + 0x3FFB0 + (i^3));
#endif
iounmap(f);
}
printk(KERN_INFO "NSLU2: Using MAC address %pM for port 0\n",
nslu2_plat_eth[0].hwaddr);
}
static void __init gtwx5715_init(void)
{
ixp4xx_sys_init();
gtwx5715_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
gtwx5715_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_8M - 1;
platform_add_devices(gtwx5715_devices, ARRAY_SIZE(gtwx5715_devices));
}
static void __init avila_init(void)
{
ixp4xx_sys_init();
avila_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
avila_flash_resource.end =
IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1;
platform_add_devices(avila_devices, ARRAY_SIZE(avila_devices));
}
static void __init gtwx5715_init(void)
{
ixp4xx_sys_init();
if (!flash_resource)
printk(KERN_ERR "Could not allocate flash resource\n");
gtwx5715_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
gtwx5715_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_8M - 1;
platform_add_devices(gtwx5715_devices, ARRAY_SIZE(gtwx5715_devices));
}
static void __init gateway7001_init(void)
{
ixp4xx_sys_init();
gateway7001_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
gateway7001_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;
*IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
*IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
platform_add_devices(gateway7001_devices, ARRAY_SIZE(gateway7001_devices));
}
static void __init nslu2_init(void)
{
ixp4xx_sys_init();
nslu2_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
nslu2_flash_resource.end =
IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1;
pm_power_off = nslu2_power_off;
platform_add_devices(nslu2_devices, ARRAY_SIZE(nslu2_devices));
}
static void __init ixdp425_init(void)
{
ixp4xx_sys_init();
ixdp425_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
ixdp425_flash_resource.end =
IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1;
platform_add_devices(ixdp425_devices, ARRAY_SIZE(ixdp425_devices));
#ifdef CONFIG_KGDB_8250
kgdb8250_add_port(0, &ixdp425_serial_ports[0]);
kgdb8250_add_port(1, &ixdp425_serial_ports[1]);
#endif
}
static void __init dsmg600_init(void)
{
ixp4xx_sys_init();
/* Make sure that GPIO14 and GPIO15 are not used as clocks */
*IXP4XX_GPIO_GPCLKR = 0;
dsmg600_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
dsmg600_flash_resource.end =
IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1;
i2c_register_board_info(0, dsmg600_i2c_board_info,
ARRAY_SIZE(dsmg600_i2c_board_info));
/* The UART is required on the DSM-G600 (Redboot cannot use the
* NIC) -- do it here so that it does *not* get removed if
* platform_add_devices fails!
*/
(void)platform_device_register(&dsmg600_uart);
platform_add_devices(dsmg600_devices, ARRAY_SIZE(dsmg600_devices));
pm_power_off = dsmg600_power_off;
if (request_irq(gpio_to_irq(DSMG600_RB_GPIO), &dsmg600_reset_handler,
IRQF_DISABLED | IRQF_TRIGGER_LOW,
"DSM-G600 reset button", NULL) < 0) {
printk(KERN_DEBUG "Reset Button IRQ %d not available\n",
gpio_to_irq(DSMG600_RB_GPIO));
}
/* The power button on the D-Link DSM-G600 is on GPIO 15, but
* it cannot handle interrupts on that GPIO line. So we'll
* have to poll it with a kernel timer.
*/
/* Make sure that the power button GPIO is set up as an input */
gpio_line_config(DSMG600_PB_GPIO, IXP4XX_GPIO_IN);
/* Set the initial value for the power button IRQ handler */
power_button_countdown = PBUTTON_HOLDDOWN_COUNT;
mod_timer(&dsmg600_power_timer, jiffies + msecs_to_jiffies(500));
}
static int fsg_led_probe(struct platform_device *pdev)
{
int ret;
/* Map the LED chip select address space */
latch_address = (unsigned short *) ioremap(IXP4XX_EXP_BUS_BASE(2), 512);
if (!latch_address) {
ret = -ENOMEM;
goto failremap;
}
latch_value = 0xffff;
*latch_address = latch_value;
ret = led_classdev_register(&pdev->dev, &fsg_wlan_led);
if (ret < 0)
goto failwlan;
ret = led_classdev_register(&pdev->dev, &fsg_wan_led);
if (ret < 0)
goto failwan;
ret = led_classdev_register(&pdev->dev, &fsg_sata_led);
if (ret < 0)
goto failsata;
ret = led_classdev_register(&pdev->dev, &fsg_usb_led);
if (ret < 0)
goto failusb;
ret = led_classdev_register(&pdev->dev, &fsg_sync_led);
if (ret < 0)
goto failsync;
ret = led_classdev_register(&pdev->dev, &fsg_ring_led);
if (ret < 0)
goto failring;
return ret;
failring:
led_classdev_unregister(&fsg_sync_led);
failsync:
led_classdev_unregister(&fsg_usb_led);
failusb:
led_classdev_unregister(&fsg_sata_led);
failsata:
led_classdev_unregister(&fsg_wan_led);
failwan:
led_classdev_unregister(&fsg_wlan_led);
failwlan:
iounmap(latch_address);
failremap:
return ret;
}
static void __init nslu2_init(void)
{
ixp4xx_sys_init();
nslu2_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
nslu2_flash_resource.end =
IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1;
pm_power_off = nslu2_power_off;
/*
* This is only useful on a modified machine, but it is valuable
* to have it first in order to see debug messages, and so that
* it does *not* get removed if platform_add_devices fails!
*/
(void)platform_device_register(&nslu2_uart);
platform_add_devices(nslu2_devices, ARRAY_SIZE(nslu2_devices));
}
static void __init coyote_init(void)
{
ixp4xx_sys_init();
coyote_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
coyote_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;
*IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
*IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
if (machine_is_ixdpg425()) {
coyote_uart_data[0].membase =
(char*)(IXP4XX_UART1_BASE_VIRT + REG_OFFSET);
coyote_uart_data[0].mapbase = IXP4XX_UART1_BASE_PHYS;
coyote_uart_data[0].irq = IRQ_IXP4XX_UART1;
}
platform_add_devices(coyote_devices, ARRAY_SIZE(coyote_devices));
}
static void __init omixp_init(void)
{
ixp4xx_sys_init();
/* 16MiB Boot Flash */
omixp_flash_resources[0].start = IXP4XX_EXP_BUS_BASE(0);
omixp_flash_resources[0].end = IXP4XX_EXP_BUS_END(0);
/* 32 MiB Data Flash */
omixp_flash_resources[1].start = IXP4XX_EXP_BUS_BASE(2);
omixp_flash_resources[1].end = IXP4XX_EXP_BUS_END(2);
if (machine_is_devixp())
platform_add_devices(devixp_pldev, ARRAY_SIZE(devixp_pldev));
else if (machine_is_miccpt())
platform_add_devices(miccpt_pldev, ARRAY_SIZE(miccpt_pldev));
else if (machine_is_mic256())
platform_add_devices(mic256_pldev, ARRAY_SIZE(mic256_pldev));
}
static void __init vulcan_init(void)
{
ixp4xx_sys_init();
vulcan_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
vulcan_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;
*IXP4XX_EXP_CS0 = IXP4XX_EXP_BUS_CS_EN |
IXP4XX_EXP_BUS_STROBE_T(3) |
IXP4XX_EXP_BUS_SIZE(0xF) |
IXP4XX_EXP_BUS_BYTE_RD16 |
IXP4XX_EXP_BUS_WR_EN;
*IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
vulcan_sram_resource.start = IXP4XX_EXP_BUS_BASE(2);
vulcan_sram_resource.end = IXP4XX_EXP_BUS_BASE(2) + SZ_256K - 1;
*IXP4XX_EXP_CS2 = IXP4XX_EXP_BUS_CS_EN |
IXP4XX_EXP_BUS_STROBE_T(1) |
IXP4XX_EXP_BUS_HOLD_T(2) |
IXP4XX_EXP_BUS_SIZE(9) |
IXP4XX_EXP_BUS_SPLT_EN |
IXP4XX_EXP_BUS_WR_EN |
IXP4XX_EXP_BUS_BYTE_EN;
vulcan_uart_resources[2].start = IXP4XX_EXP_BUS_BASE(3);
vulcan_uart_resources[2].end = IXP4XX_EXP_BUS_BASE(3) + 16 - 1;
vulcan_uart_data[2].mapbase = vulcan_uart_resources[2].start;
vulcan_uart_data[3].mapbase = vulcan_uart_data[2].mapbase + 8;
*IXP4XX_EXP_CS3 = IXP4XX_EXP_BUS_CS_EN |
IXP4XX_EXP_BUS_STROBE_T(3) |
IXP4XX_EXP_BUS_CYCLES(IXP4XX_EXP_BUS_CYCLES_MOTOROLA)|
IXP4XX_EXP_BUS_WR_EN |
IXP4XX_EXP_BUS_BYTE_EN;
*IXP4XX_EXP_CS4 = IXP4XX_EXP_BUS_CS_EN |
IXP4XX_EXP_BUS_WR_EN |
IXP4XX_EXP_BUS_BYTE_EN;
vulcan_max6369_resource.start = IXP4XX_EXP_BUS_BASE(5);
vulcan_max6369_resource.end = IXP4XX_EXP_BUS_BASE(5);
*IXP4XX_EXP_CS5 = IXP4XX_EXP_BUS_CS_EN |
IXP4XX_EXP_BUS_WR_EN |
IXP4XX_EXP_BUS_BYTE_EN;
platform_add_devices(vulcan_devices, ARRAY_SIZE(vulcan_devices));
}
static void __init vulcan_init(void)
{
ixp4xx_sys_init();
/* Flash is spread over both CS0 and CS1 */
vulcan_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
vulcan_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;
*IXP4XX_EXP_CS0 = IXP4XX_EXP_BUS_CS_EN |
IXP4XX_EXP_BUS_STROBE_T(3) |
IXP4XX_EXP_BUS_SIZE(0xF) |
IXP4XX_EXP_BUS_BYTE_RD16 |
IXP4XX_EXP_BUS_WR_EN;
*IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
/* SRAM on CS2, (256kB, 8bit, writable) */
vulcan_sram_resource.start = IXP4XX_EXP_BUS_BASE(2);
vulcan_sram_resource.end = IXP4XX_EXP_BUS_BASE(2) + SZ_256K - 1;
*IXP4XX_EXP_CS2 = IXP4XX_EXP_BUS_CS_EN |
IXP4XX_EXP_BUS_STROBE_T(1) |
IXP4XX_EXP_BUS_HOLD_T(2) |
IXP4XX_EXP_BUS_SIZE(9) |
IXP4XX_EXP_BUS_SPLT_EN |
IXP4XX_EXP_BUS_WR_EN |
IXP4XX_EXP_BUS_BYTE_EN;
/* XR16L2551 on CS3 (Moto style, 512 bytes, 8bits, writable) */
vulcan_uart_resources[2].start = IXP4XX_EXP_BUS_BASE(3);
vulcan_uart_resources[2].end = IXP4XX_EXP_BUS_BASE(3) + 16 - 1;
vulcan_uart_data[2].mapbase = vulcan_uart_resources[2].start;
vulcan_uart_data[3].mapbase = vulcan_uart_data[2].mapbase + 8;
*IXP4XX_EXP_CS3 = IXP4XX_EXP_BUS_CS_EN |
IXP4XX_EXP_BUS_STROBE_T(3) |
IXP4XX_EXP_BUS_CYCLES(IXP4XX_EXP_BUS_CYCLES_MOTOROLA)|
IXP4XX_EXP_BUS_WR_EN |
IXP4XX_EXP_BUS_BYTE_EN;
/* GPIOS on CS4 (512 bytes, 8bits, writable) */
*IXP4XX_EXP_CS4 = IXP4XX_EXP_BUS_CS_EN |
IXP4XX_EXP_BUS_WR_EN |
IXP4XX_EXP_BUS_BYTE_EN;
/* max6369 on CS5 (512 bytes, 8bits, writable) */
vulcan_max6369_resource.start = IXP4XX_EXP_BUS_BASE(5);
vulcan_max6369_resource.end = IXP4XX_EXP_BUS_BASE(5);
*IXP4XX_EXP_CS5 = IXP4XX_EXP_BUS_CS_EN |
IXP4XX_EXP_BUS_WR_EN |
IXP4XX_EXP_BUS_BYTE_EN;
platform_add_devices(vulcan_devices, ARRAY_SIZE(vulcan_devices));
}
static void __init avila_init(void)
{
ixp4xx_sys_init();
avila_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
avila_flash_resource.end =
IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1;
platform_add_devices(avila_devices, ARRAY_SIZE(avila_devices));
avila_pata_resources[0].start = IXP4XX_EXP_BUS_BASE(1);
avila_pata_resources[0].end = IXP4XX_EXP_BUS_END(1);
avila_pata_resources[1].start = IXP4XX_EXP_BUS_BASE(2);
avila_pata_resources[1].end = IXP4XX_EXP_BUS_END(2);
avila_pata_data.cs0_cfg = IXP4XX_EXP_CS1;
avila_pata_data.cs1_cfg = IXP4XX_EXP_CS2;
platform_device_register(&avila_pata);
}
static void __init fsg_init(void)
{
DECLARE_MAC_BUF(mac_buf);
uint8_t __iomem *f;
ixp4xx_sys_init();
fsg_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
fsg_flash_resource.end =
IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1;
*IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
*IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
/* Configure CS2 for operation, 8bit and writable */
*IXP4XX_EXP_CS2 = 0xbfff0002;
i2c_register_board_info(0, fsg_i2c_board_info,
ARRAY_SIZE(fsg_i2c_board_info));
/* This is only useful on a modified machine, but it is valuable
* to have it first in order to see debug messages, and so that
* it does *not* get removed if platform_add_devices fails!
*/
(void)platform_device_register(&fsg_uart);
platform_add_devices(fsg_devices, ARRAY_SIZE(fsg_devices));
if (request_irq(gpio_to_irq(FSG_RB_GPIO), &fsg_reset_handler,
IRQF_DISABLED | IRQF_TRIGGER_LOW,
"FSG reset button", NULL) < 0) {
printk(KERN_DEBUG "Reset Button IRQ %d not available\n",
gpio_to_irq(FSG_RB_GPIO));
}
if (request_irq(gpio_to_irq(FSG_SB_GPIO), &fsg_power_handler,
IRQF_DISABLED | IRQF_TRIGGER_LOW,
"FSG power button", NULL) < 0) {
printk(KERN_DEBUG "Power Button IRQ %d not available\n",
gpio_to_irq(FSG_SB_GPIO));
}
/*
* Map in a portion of the flash and read the MAC addresses.
* Since it is stored in BE in the flash itself, we need to
* byteswap it if we're in LE mode.
*/
f = ioremap(IXP4XX_EXP_BUS_BASE(0), 0x400000);
if (f) {
#ifdef __ARMEB__
int i;
for (i = 0; i < 6; i++) {
fsg_plat_eth[0].hwaddr[i] = readb(f + 0x3C0422 + i);
fsg_plat_eth[1].hwaddr[i] = readb(f + 0x3C043B + i);
}
#else
/*
Endian-swapped reads from unaligned addresses are
required to extract the two MACs from the big-endian
Redboot config area in flash.
*/
fsg_plat_eth[0].hwaddr[0] = readb(f + 0x3C0421);
fsg_plat_eth[0].hwaddr[1] = readb(f + 0x3C0420);
fsg_plat_eth[0].hwaddr[2] = readb(f + 0x3C0427);
fsg_plat_eth[0].hwaddr[3] = readb(f + 0x3C0426);
fsg_plat_eth[0].hwaddr[4] = readb(f + 0x3C0425);
fsg_plat_eth[0].hwaddr[5] = readb(f + 0x3C0424);
fsg_plat_eth[1].hwaddr[0] = readb(f + 0x3C0439);
fsg_plat_eth[1].hwaddr[1] = readb(f + 0x3C043F);
fsg_plat_eth[1].hwaddr[2] = readb(f + 0x3C043E);
fsg_plat_eth[1].hwaddr[3] = readb(f + 0x3C043D);
fsg_plat_eth[1].hwaddr[4] = readb(f + 0x3C043C);
fsg_plat_eth[1].hwaddr[5] = readb(f + 0x3C0443);
#endif
iounmap(f);
}
printk(KERN_INFO "FSG: Using MAC address %s for port 0\n",
print_mac(mac_buf, fsg_plat_eth[0].hwaddr));
printk(KERN_INFO "FSG: Using MAC address %s for port 1\n",
print_mac(mac_buf, fsg_plat_eth[1].hwaddr));
}
static void __init gmlr_init(void)
{
u8 __iomem *flash;
int i, devices = 1; /* flash */
ixp4xx_sys_init();
if ((flash = ioremap(IXP4XX_EXP_BUS_BASE_PHYS, 0x80)) == NULL)
printk(KERN_ERR "goramo-mlr: unable to access system"
" configuration data\n");
else {
system_rev = __raw_readl(flash + CFG_REV);
hw_bits = __raw_readl(flash + CFG_HW_BITS);
for (i = 0; i < ETH_ALEN; i++) {
eth_plat[0].hwaddr[i] =
flash_readb(flash, CFG_ETH0_ADDRESS + i);
eth_plat[1].hwaddr[i] =
flash_readb(flash, CFG_ETH1_ADDRESS + i);
}
__raw_writew(FLASH_CMD_READ_ID, flash);
system_serial_high = flash_readw(flash, FLASH_SER_OFF);
system_serial_high <<= 16;
system_serial_high |= flash_readw(flash, FLASH_SER_OFF + 2);
system_serial_low = flash_readw(flash, FLASH_SER_OFF + 4);
system_serial_low <<= 16;
system_serial_low |= flash_readw(flash, FLASH_SER_OFF + 6);
__raw_writew(FLASH_CMD_READ_ARRAY, flash);
iounmap(flash);
}
switch (hw_bits & (CFG_HW_HAS_UART0 | CFG_HW_HAS_UART1)) {
case CFG_HW_HAS_UART0:
memset(&uart_data[1], 0, sizeof(uart_data[1]));
device_uarts.num_resources = 1;
break;
case CFG_HW_HAS_UART1:
device_uarts.dev.platform_data = &uart_data[1];
device_uarts.resource = &uart_resources[1];
device_uarts.num_resources = 1;
break;
}
if (hw_bits & (CFG_HW_HAS_UART0 | CFG_HW_HAS_UART1))
device_tab[devices++] = &device_uarts; /* max index 1 */
if (hw_bits & CFG_HW_HAS_ETH0)
device_tab[devices++] = &device_eth_tab[0]; /* max index 2 */
if (hw_bits & CFG_HW_HAS_ETH1)
device_tab[devices++] = &device_eth_tab[1]; /* max index 3 */
if (hw_bits & CFG_HW_HAS_HSS0)
device_tab[devices++] = &device_hss_tab[0]; /* max index 4 */
if (hw_bits & CFG_HW_HAS_HSS1)
device_tab[devices++] = &device_hss_tab[1]; /* max index 5 */
if (hw_bits & CFG_HW_HAS_EEPROM)
device_tab[devices++] = &device_i2c; /* max index 6 */
gpio_line_config(GPIO_SCL, IXP4XX_GPIO_OUT);
gpio_line_config(GPIO_SDA, IXP4XX_GPIO_OUT);
gpio_line_config(GPIO_STR, IXP4XX_GPIO_OUT);
gpio_line_config(GPIO_HSS0_RTS_N, IXP4XX_GPIO_OUT);
gpio_line_config(GPIO_HSS1_RTS_N, IXP4XX_GPIO_OUT);
gpio_line_config(GPIO_HSS0_DCD_N, IXP4XX_GPIO_IN);
gpio_line_config(GPIO_HSS1_DCD_N, IXP4XX_GPIO_IN);
set_irq_type(gpio_irq(GPIO_HSS0_DCD_N), IRQ_TYPE_EDGE_BOTH);
set_irq_type(gpio_irq(GPIO_HSS1_DCD_N), IRQ_TYPE_EDGE_BOTH);
set_control(CONTROL_HSS0_DTR_N, 1);
set_control(CONTROL_HSS1_DTR_N, 1);
set_control(CONTROL_EEPROM_WC_N, 1);
set_control(CONTROL_PCI_RESET_N, 1);
output_control();
msleep(1); /* Wait for PCI devices to initialize */
flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1;
platform_add_devices(device_tab, devices);
}
static void __init nas100d_init(void)
{
uint8_t __iomem *f;
int i;
ixp4xx_sys_init();
/* gpio 14 and 15 are _not_ clocks */
*IXP4XX_GPIO_GPCLKR = 0;
nas100d_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
nas100d_flash_resource.end =
IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1;
i2c_register_board_info(0, nas100d_i2c_board_info,
ARRAY_SIZE(nas100d_i2c_board_info));
/*
* This is only useful on a modified machine, but it is valuable
* to have it first in order to see debug messages, and so that
* it does *not* get removed if platform_add_devices fails!
*/
(void)platform_device_register(&nas100d_uart);
platform_add_devices(nas100d_devices, ARRAY_SIZE(nas100d_devices));
pm_power_off = nas100d_power_off;
if (request_irq(gpio_to_irq(NAS100D_RB_GPIO), &nas100d_reset_handler,
IRQF_DISABLED | IRQF_TRIGGER_LOW,
"NAS100D reset button", NULL) < 0) {
printk(KERN_DEBUG "Reset Button IRQ %d not available\n",
gpio_to_irq(NAS100D_RB_GPIO));
}
/* The power button on the Iomega NAS100d is on GPIO 14, but
* it cannot handle interrupts on that GPIO line. So we'll
* have to poll it with a kernel timer.
*/
/* Make sure that the power button GPIO is set up as an input */
gpio_line_config(NAS100D_PB_GPIO, IXP4XX_GPIO_IN);
/* Set the initial value for the power button IRQ handler */
power_button_countdown = PBUTTON_HOLDDOWN_COUNT;
mod_timer(&nas100d_power_timer, jiffies + msecs_to_jiffies(500));
/*
* Map in a portion of the flash and read the MAC address.
* Since it is stored in BE in the flash itself, we need to
* byteswap it if we're in LE mode.
*/
f = ioremap(IXP4XX_EXP_BUS_BASE(0), 0x1000000);
if (f) {
for (i = 0; i < 6; i++)
#ifdef __ARMEB__
nas100d_plat_eth[0].hwaddr[i] = readb(f + 0xFC0FD8 + i);
#else
nas100d_plat_eth[0].hwaddr[i] = readb(f + 0xFC0FD8 + (i^3));
#endif
iounmap(f);
}
printk(KERN_INFO "NAS100D: Using MAC address %pM for port 0\n",
nas100d_plat_eth[0].hwaddr);
}
