static void __init console_config(void)
{
char console_string[40];
int baud = 0;
char parity = '\0', bits = '\0', flow = '\0';
char *s;
if ((strstr(prom_getcmdline(), "console=")) == NULL) {
s = prom_getenv("modetty0");
if (s) {
while (*s >= '0' && *s <= '9')
baud = baud*10 + *s++ - '0';
if (*s == ',') s++;
if (*s) parity = *s++;
if (*s == ',') s++;
if (*s) bits = *s++;
if (*s == ',') s++;
if (*s == 'h') flow = 'r';
}
if (baud == 0)
baud = 38400;
if (parity != 'n' && parity != 'o' && parity != 'e')
parity = 'n';
if (bits != '7' && bits != '8')
bits = '8';
if (flow == '\0')
flow = 'r';
sprintf(console_string, " console=ttyS0,%d%c%c%c", baud, parity, bits, flow);
strcat(prom_getcmdline(), console_string);
pr_info("Config serial console:%s\n", console_string);
}
}
static void jmr3927_board_init()
{
char *argptr;
#ifdef CONFIG_PCI
mips_pci_io_base = JMR3927_PCIIO;
mips_pci_io_size = JMR3927_PCIIO_SIZE;
mips_pci_mem_base = JMR3927_PCIMEM;
mips_pci_mem_size = JMR3927_PCIMEM_SIZE;
#endif
tx3927_setup();
#ifdef CONFIG_VT
conswitchp = &dummy_con;
#endif
if (jmr3927_have_isac()) {
#ifdef CONFIG_FB_E1355
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "video=")) == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " video=e1355fb:crt16h");
}
#endif
#ifdef CONFIG_BLK_DEV_IDE
/* overrides PCI-IDE */
#endif
#ifdef CONFIG_PC_KEYB
//not yet kbd_ops = &jmr3927_kbd_ops;
#endif
}
#ifdef USE_RTC_DS1742
if (jmr3927_have_nvram()) {
rtc_ops = &jmr3927_rtc_ops;
}
#endif
/* SIO0 DTR on */
jmr3927_ioc_reg_out(0, JMR3927_IOC_DTR_ADDR);
jmr3927_led_set(0);
if (jmr3927_have_isac())
jmr3927_io_led_set(0);
printk("JMR-TX3927 (Rev %d) --- IOC(Rev %d) DIPSW:%d,%d,%d,%d\n",
jmr3927_ioc_reg_in(JMR3927_IOC_BREV_ADDR) & JMR3927_REV_MASK,
jmr3927_ioc_reg_in(JMR3927_IOC_REV_ADDR) & JMR3927_REV_MASK,
jmr3927_dipsw1(), jmr3927_dipsw2(),
jmr3927_dipsw3(), jmr3927_dipsw4());
if (jmr3927_have_isac())
printk("JMI-3927IO2 --- ISAC(Rev %d) DIPSW:%01x\n",
jmr3927_isac_reg_in(JMR3927_ISAC_REV_ADDR) & JMR3927_REV_MASK,
jmr3927_io_dipsw());
}
void __init board_setup(void)
{
u32 pin_func;
#ifdef CONFIG_SERIAL_8250_CONSOLE
char *argptr;
argptr = prom_getcmdline();
argptr = strstr(argptr, "console=");
if (argptr == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " console=ttyS0,115200");
}
#endif
alchemy_gpio1_input_enable();
alchemy_gpio2_enable();
/* Set multiple use pins (UART3/GPIO) to UART (it's used as UART too) */
pin_func = au_readl(SYS_PINFUNC) & ~SYS_PF_UR3;
pin_func |= SYS_PF_UR3;
au_writel(pin_func, SYS_PINFUNC);
/* Enable UART */
au_writel(0x01, UART3_ADDR + UART_MOD_CNTRL); /* clock enable (CE) */
mdelay(10);
au_writel(0x03, UART3_ADDR + UART_MOD_CNTRL); /* CE and "enable" */
mdelay(10);
/* Enable DTR = USB power up */
au_writel(0x01, UART3_ADDR + UART_MCR); /* UART_MCR_DTR is 0x01??? */
#ifdef CONFIG_PCMCIA_XXS1500
/* GPIO 0, 1, and 4 are inputs */
alchemy_gpio_direction_input(0);
alchemy_gpio_direction_input(1);
alchemy_gpio_direction_input(4);
/* GPIO2 208/9/10/11 are inputs */
alchemy_gpio_direction_input(208);
alchemy_gpio_direction_input(209);
alchemy_gpio_direction_input(210);
alchemy_gpio_direction_input(211);
/* Turn off power */
alchemy_gpio_direction_output(214, 0);
#endif
#ifdef CONFIG_PCI
#if defined(__MIPSEB__)
au_writel(0xf | (2 << 6) | (1 << 4), Au1500_PCI_CFG);
#else
au_writel(0xf, Au1500_PCI_CFG);
#endif
#endif
}
static void __init rbtx4927_mem_setup(void)
{
char *argptr;
if (TX4927_REV_PCODE() == 0x4927) {
rbtx4927_clock_init();
tx4927_setup();
} else {
rbtx4937_clock_init();
tx4938_setup();
}
_machine_restart = toshiba_rbtx4927_restart;
#ifdef CONFIG_PCI
txx9_alloc_pci_controller(&txx9_primary_pcic,
RBTX4927_PCIMEM, RBTX4927_PCIMEM_SIZE,
RBTX4927_PCIIO, RBTX4927_PCIIO_SIZE);
txx9_board_pcibios_setup = tx4927_pcibios_setup;
#else
set_io_port_base(KSEG1 + RBTX4927_ISA_IO_OFFSET);
#endif
/* TX4927-SIO DTR on (PIO[15]) */
gpio_request(15, "sio-dtr");
gpio_direction_output(15, 1);
tx4927_sio_init(0, 0);
#ifdef CONFIG_SERIAL_TXX9_CONSOLE
argptr = prom_getcmdline();
if (!strstr(argptr, "console="))
strcat(argptr, " console=ttyS0,38400");
#endif
}
void __init board_setup(void)
{
#ifdef CONFIG_SERIAL_8250_CONSOLE
char *argptr;
argptr = prom_getcmdline();
argptr = strstr(argptr, "console=");
if (argptr == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " console=ttyS0,115200");
}
#endif
alchemy_gpio2_enable();
#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
/* Enable USB power switch */
alchemy_gpio_direction_output(204, 0);
#endif /* defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) */
#ifdef CONFIG_PCI
#if defined(__MIPSEB__)
au_writel(0xf | (2 << 6) | (1 << 4), Au1500_PCI_CFG);
#else
au_writel(0xf, Au1500_PCI_CFG);
#endif
#endif
/* Initialize sys_pinfunc */
au_writel(SYS_PF_NI2, SYS_PINFUNC);
/* Initialize GPIO */
au_writel(0xFFFFFFFF, SYS_TRIOUTCLR);
alchemy_gpio_direction_output(0, 0); /* Disable M66EN (PCI 66MHz) */
alchemy_gpio_direction_output(3, 1); /* Disable PCI CLKRUN# */
alchemy_gpio_direction_output(1, 1); /* Enable EXT_IO3 */
alchemy_gpio_direction_output(5, 0); /* Disable eth PHY TX_ER */
/* Enable LED and set it to green */
alchemy_gpio_direction_output(211, 1); /* green on */
alchemy_gpio_direction_output(212, 0); /* red off */
board_pci_idsel = mtx1_pci_idsel;
printk(KERN_INFO "4G Systems MTX-1 Board\n");
}
void __init board_setup(void)
{
#ifdef CONFIG_SERIAL_8250_CONSOLE
char *argptr;
argptr = prom_getcmdline();
argptr = strstr(argptr, "console=");
if (argptr == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " console=ttyS0,115200");
}
#endif
#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
/* Enable USB power switch */
au_writel(au_readl(GPIO2_DIR) | 0x10, GPIO2_DIR);
au_writel(0x100000, GPIO2_OUTPUT);
#endif /* defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) */
#ifdef CONFIG_PCI
#if defined(__MIPSEB__)
au_writel(0xf | (2 << 6) | (1 << 4), Au1500_PCI_CFG);
#else
au_writel(0xf, Au1500_PCI_CFG);
#endif
#endif
/* Initialize sys_pinfunc */
au_writel(SYS_PF_NI2, SYS_PINFUNC);
/* Initialize GPIO */
au_writel(0xFFFFFFFF, SYS_TRIOUTCLR);
au_writel(0x00000001, SYS_OUTPUTCLR); /* set M66EN (PCI 66MHz) to OFF */
au_writel(0x00000008, SYS_OUTPUTSET); /* set PCI CLKRUN# to OFF */
au_writel(0x00000002, SYS_OUTPUTSET); /* set EXT_IO3 ON */
au_writel(0x00000020, SYS_OUTPUTCLR); /* set eth PHY TX_ER to OFF */
/* Enable LED and set it to green */
au_writel(au_readl(GPIO2_DIR) | 0x1800, GPIO2_DIR);
au_writel(0x18000800, GPIO2_OUTPUT);
board_pci_idsel = mtx1_pci_idsel;
printk(KERN_INFO "4G Systems MTX-1 Board\n");
}
void __init plat_mem_setup(void)
{
int i;
char* argptr;
board_setup(); /* board specific setup */
_machine_restart = pnx8550_machine_restart;
_machine_halt = pnx8550_machine_halt;
pm_power_off = pnx8550_machine_power_off;
/* Clear the Global 2 Register, PCI Inta Output Enable Registers
Bit 1:Enable DAC Powerdown
-> 0:DACs are enabled and are working normally
1:DACs are powerdown
Bit 0:Enable of PCI inta output
-> 0 = Disable PCI inta output
1 = Enable PCI inta output
*/
PNX8550_GLB2_ENAB_INTA_O = 0;
/* IO/MEM resources. */
set_io_port_base(PNX8550_PORT_BASE);
ioport_resource.start = 0;
ioport_resource.end = ~0;
iomem_resource.start = 0;
iomem_resource.end = ~0;
/* Request I/O space for devices on this board */
for (i = 0; i < STANDARD_IO_RESOURCES; i++)
request_resource(&ioport_resource, standard_io_resources + i);
/* Place the Mode Control bit for GPIO pin 16 in primary function */
/* Pin 16 is used by UART1, UA1_TX */
outl((PNX8550_GPIO_MODE_PRIMOP << PNX8550_GPIO_MC_16_BIT) |
(PNX8550_GPIO_MODE_PRIMOP << PNX8550_GPIO_MC_17_BIT),
PNX8550_GPIO_MC1);
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "console=ttyS")) != NULL) {
argptr += strlen("console=ttyS");
pnx8550_console_port = *argptr == '0' ? 0 : 1;
/* We must initialize the UART (console) before early printk */
/* Set LCR to 8-bit and BAUD to 38400 (no 5) */
ip3106_lcr(UART_BASE, pnx8550_console_port) =
PNX8XXX_UART_LCR_8BIT;
ip3106_baud(UART_BASE, pnx8550_console_port) = 5;
}
return;
}
static unsigned int __init prom_get_ramsize(void)
{
char *argptr;
unsigned int ramsize = 0;
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "ramsize=")) != NULL) {
argptr += strlen("ramsize=");
ramsize = simple_strtoul(&argptr[0], NULL, 0);
}
return ramsize;
}
void __init kgdb_config (void)
{
extern int (*generic_putDebugChar)(char);
extern char (*generic_getDebugChar)(void);
char *argptr;
int line, speed;
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "kgdb=ttyS")) != NULL) {
argptr += strlen("kgdb=ttyS");
if (*argptr != '0' && *argptr != '1')
printk("KGDB: Unknown serial line /dev/ttyS%c, "
"falling back to /dev/ttyS1\n", *argptr);
line = *argptr == '0' ? 0 : 1;
printk("KGDB: Using serial line /dev/ttyS%d for session\n", line);
speed = 0;
if (*++argptr == ',')
{
int c;
while ((c = *++argptr) && ('0' <= c && c <= '9'))
speed = speed * 10 + c - '0';
}
#ifdef CONFIG_MIPS_ATLAS
if (line == 1) {
speed = saa9730_kgdb_hook(speed);
generic_putDebugChar = saa9730_putDebugChar;
generic_getDebugChar = saa9730_getDebugChar;
}
else
#endif
{
speed = rs_kgdb_hook(line, speed);
generic_putDebugChar = rs_putDebugChar;
generic_getDebugChar = rs_getDebugChar;
}
pr_info("KGDB: Using serial line /dev/ttyS%d at %d for "
"session, please connect your debugger\n",
line ? 1 : 0, speed);
{
char *s;
for (s = "Please connect GDB to this port\r\n"; *s; )
generic_putDebugChar (*s++);
}
/* Breakpoint is invoked after interrupts are initialised */
}
}
void __init plat_mem_setup(void)
{
char *argptr;
argptr = prom_getcmdline();
/* IO/MEM resources. Which will be the addtion value in `inX' and
* `outX' macros defined in asm/io.h */
set_io_port_base(0);
ioport_resource.start = 0x00000000;
ioport_resource.end = 0xffffffff;
iomem_resource.start = 0x00000000;
iomem_resource.end = 0xffffffff;
_machine_restart = jz_restart;
_machine_halt = jz_halt;
pm_power_off = jz_power_off;
jz_serial_setup();
}
static void __init pci_clock_check(void)
{
unsigned int __iomem *jmpr_p =
(unsigned int *) ioremap(MALTA_JMPRS_REG, sizeof(unsigned int));
int jmpr = (__raw_readl(jmpr_p) >> 2) & 0x07;
static const int pciclocks[] __initdata = {
33, 20, 25, 30, 12, 16, 37, 10
};
int pciclock = pciclocks[jmpr];
char *argptr = prom_getcmdline();
if (pciclock != 33 && !strstr(argptr, "idebus=")) {
printk(KERN_WARNING "WARNING: PCI clock is %dMHz, "
"setting idebus\n", pciclock);
argptr += strlen(argptr);
sprintf(argptr, " idebus=%d", pciclock);
if (pciclock < 20 || pciclock > 66)
printk(KERN_WARNING "WARNING: IDE timing "
"calculations will be incorrect\n");
}
}
void __init plat_mem_setup(void)
{
char *argptr;
argptr = prom_getcmdline();
/* IO/MEM resources. */
set_io_port_base(0);
ioport_resource.start = 0x00000000;
ioport_resource.end = 0xffffffff;
iomem_resource.start = 0x00000000;
iomem_resource.end = 0xffffffff;
_machine_restart = jz_restart;
_machine_halt = jz_halt;
pm_power_off = jz_power_off;
jz_soc_setup(); /* soc specific setup */
jz_serial_setup(); /* serial port setup */
jz_board_setup(); /* board specific setup */
}
static void __init rbtx4927_mem_setup(void)
{
u32 cp0_config;
char *argptr;
/* enable caches -- HCP5 does this, pmon does not */
cp0_config = read_c0_config();
cp0_config = cp0_config & ~(TX49_CONF_IC | TX49_CONF_DC);
write_c0_config(cp0_config);
if (TX4927_REV_PCODE() == 0x4927) {
rbtx4927_clock_init();
tx4927_setup();
} else {
rbtx4937_clock_init();
tx4938_setup();
}
_machine_restart = toshiba_rbtx4927_restart;
#ifdef CONFIG_PCI
txx9_alloc_pci_controller(&txx9_primary_pcic,
RBTX4927_PCIMEM, RBTX4927_PCIMEM_SIZE,
RBTX4927_PCIIO, RBTX4927_PCIIO_SIZE);
txx9_board_pcibios_setup = tx4927_pcibios_setup;
#else
set_io_port_base(KSEG1 + RBTX4927_ISA_IO_OFFSET);
#endif
tx4927_sio_init(0, 0);
#ifdef CONFIG_SERIAL_TXX9_CONSOLE
argptr = prom_getcmdline();
if (!strstr(argptr, "console="))
strcat(argptr, " console=ttyS0,38400");
#endif
}
void __init board_setup(void)
{
char *argptr = NULL;
u32 pin_func;
rtc_ops = &no_rtc_ops;
#if 0
/* Enable PSC1 SYNC for AC97. Normaly done in audio driver,
* but it is board specific code, so put it here.
*/
pin_func = au_readl(SYS_PINFUNC);
au_sync();
pin_func |= SYS_PF_MUST_BE_SET | SYS_PF_PSC1_S1;
au_writel(pin_func, SYS_PINFUNC);
au_writel(0, (u32)bcsr|0x10); /* turn off pcmcia power */
au_sync();
#endif
#if defined( CONFIG_I2C_ALGO_AU1550 )
{
u32 freq0, clksrc;
/* Select SMBUS in CPLD */
bcsr->resets &= ~(BCSR_RESETS_PCS0MUX);
pin_func = au_readl(SYS_PINFUNC);
au_sync();
pin_func &= ~(3<<17 | 1<<4);
/* Set GPIOs correctly */
pin_func |= 2<<17;
au_writel(pin_func, SYS_PINFUNC);
au_sync();
/* The i2c driver depends on 50Mhz clock */
freq0 = au_readl(SYS_FREQCTRL0);
au_sync();
freq0 &= ~(SYS_FC_FRDIV1_MASK | SYS_FC_FS1 | SYS_FC_FE1);
freq0 |= (3<<SYS_FC_FRDIV1_BIT);
/* 396Mhz / (3+1)*2 == 49.5Mhz */
au_writel(freq0, SYS_FREQCTRL0);
au_sync();
freq0 |= SYS_FC_FE1;
au_writel(freq0, SYS_FREQCTRL0);
au_sync();
clksrc = au_readl(SYS_CLKSRC);
au_sync();
clksrc &= ~0x01f00000;
/* bit 22 is EXTCLK0 for PSC0 */
clksrc |= (0x3 << 22);
au_writel(clksrc, SYS_CLKSRC);
au_sync();
}
#endif
#ifdef CONFIG_FB_AU1200
argptr = prom_getcmdline();
strcat(argptr, " video=au1200fb:");
#endif
#if defined(CONFIG_BLK_DEV_IDE_AU1XXX)
/*
* Iniz IDE parameters
*/
ide_ops = &au1xxx_ide_ops;
au1xxx_ide_irq = PB1200_IDE_INT;
au1xxx_ide_physbase = AU1XXX_ATA_PHYS_ADDR;
au1xxx_ide_virtbase = KSEG1ADDR(AU1XXX_ATA_PHYS_ADDR);
/*
* change PIO or PIO+Ddma
* check the GPIO-5 pin condition. pb1200:s18_dot */
switch4ddma = (au_readl(SYS_PINSTATERD) & (1 << 5)) ? 1 : 0;
#endif
/* The Pb1200 development board uses external MUX for PSC0 to
support SMB/SPI. bcsr->resets bit 12: 0=SMB 1=SPI
*/
#if defined(CONFIG_AU1550_PSC_SPI) && defined(CONFIG_I2C_ALGO_AU1550)
#error I2C and SPI are mutually exclusive. Both are physically connected to PSC0.\
Refer to Pb1200/Db1200 documentation.
#elif defined( CONFIG_AU1550_PSC_SPI )
bcsr->resets |= BCSR_RESETS_PCS0MUX;
#elif defined( CONFIG_I2C_ALGO_AU1550 )
bcsr->resets &= (~BCSR_RESETS_PCS0MUX);
#endif
au_sync();
#ifdef CONFIG_MIPS_PB1200
printk("AMD Alchemy Pb1200 Board\n");
#endif
#ifdef CONFIG_MIPS_DB1200
printk("AMD Alchemy Db1200 Board\n");
#endif
/* Setup Pb1200 External Interrupt Controller */
{
extern void (*board_init_irq)(void);
extern void _board_init_irq(void);
board_init_irq = _board_init_irq;
}
}
void __init board_setup(void)
{
u32 pin_func;
u32 sys_freqctrl, sys_clksrc;
char *argptr;
argptr = prom_getcmdline();
#ifdef CONFIG_SERIAL_8250_CONSOLE
argptr = strstr(argptr, "console=");
if (argptr == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " console=ttyS0,115200");
}
#endif
#if defined(CONFIG_SOUND_AU1X00) && !defined(CONFIG_SOC_AU1000)
/* au1000 does not support vra, au1500 and au1100 do */
strcat(argptr, " au1000_audio=vra");
argptr = prom_getcmdline();
#endif
sys_clksrc = sys_freqctrl = pin_func = 0;
/* Set AUX clock to 12 MHz * 8 = 96 MHz */
au_writel(8, SYS_AUXPLL);
au_writel(0, SYS_PINSTATERD);
udelay(100);
/* GPIO201 is input for PCMCIA card detect */
/* GPIO203 is input for PCMCIA interrupt request */
alchemy_gpio_direction_input(201);
alchemy_gpio_direction_input(203);
#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
/* Zero and disable FREQ2 */
sys_freqctrl = au_readl(SYS_FREQCTRL0);
sys_freqctrl &= ~0xFFF00000;
au_writel(sys_freqctrl, SYS_FREQCTRL0);
/* zero and disable USBH/USBD clocks */
sys_clksrc = au_readl(SYS_CLKSRC);
sys_clksrc &= ~(SYS_CS_CUD | SYS_CS_DUD | SYS_CS_MUD_MASK |
SYS_CS_CUH | SYS_CS_DUH | SYS_CS_MUH_MASK);
au_writel(sys_clksrc, SYS_CLKSRC);
sys_freqctrl = au_readl(SYS_FREQCTRL0);
sys_freqctrl &= ~0xFFF00000;
sys_clksrc = au_readl(SYS_CLKSRC);
sys_clksrc &= ~(SYS_CS_CUD | SYS_CS_DUD | SYS_CS_MUD_MASK |
SYS_CS_CUH | SYS_CS_DUH | SYS_CS_MUH_MASK);
/* FREQ2 = aux/2 = 48 MHz */
sys_freqctrl |= (0 << SYS_FC_FRDIV2_BIT) | SYS_FC_FE2 | SYS_FC_FS2;
au_writel(sys_freqctrl, SYS_FREQCTRL0);
/*
* Route 48MHz FREQ2 into USB Host and/or Device
*/
sys_clksrc |= SYS_CS_MUX_FQ2 << SYS_CS_MUH_BIT;
au_writel(sys_clksrc, SYS_CLKSRC);
pin_func = au_readl(SYS_PINFUNC) & ~SYS_PF_USB;
/* 2nd USB port is USB host */
pin_func |= SYS_PF_USB;
au_writel(pin_func, SYS_PINFUNC);
#endif /* defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) */
#ifdef CONFIG_PCI
/* Setup PCI bus controller */
au_writel(0, Au1500_PCI_CMEM);
au_writel(0x00003fff, Au1500_CFG_BASE);
#if defined(__MIPSEB__)
au_writel(0xf | (2 << 6) | (1 << 4), Au1500_PCI_CFG);
#else
au_writel(0xf, Au1500_PCI_CFG);
#endif
au_writel(0xf0000000, Au1500_PCI_MWMASK_DEV);
au_writel(0, Au1500_PCI_MWBASE_REV_CCL);
au_writel(0x02a00356, Au1500_PCI_STATCMD);
au_writel(0x00003c04, Au1500_PCI_HDRTYPE);
au_writel(0x00000008, Au1500_PCI_MBAR);
au_sync();
#endif
/* Enable sys bus clock divider when IDLE state or no bus activity. */
au_writel(au_readl(SYS_POWERCTRL) | (0x3 << 5), SYS_POWERCTRL);
/* Enable the RTC if not already enabled */
if (!(au_readl(0xac000028) & 0x20)) {
printk(KERN_INFO "enabling clock ...\n");
au_writel((au_readl(0xac000028) | 0x20), 0xac000028);
}
/* Put the clock in BCD mode */
if (au_readl(0xac00002c) & 0x4) { /* reg B */
au_writel(au_readl(0xac00002c) & ~0x4, 0xac00002c);
au_sync();
}
}
void __init plat_setup(void)
{
char *argptr;
set_io_port_base(JMR3927_PORT_BASE + JMR3927_PCIIO);
board_time_init = jmr3927_time_init;
board_timer_setup = jmr3927_timer_setup;
_machine_restart = jmr3927_machine_restart;
_machine_halt = jmr3927_machine_halt;
pm_power_off = jmr3927_machine_power_off;
/*
* IO/MEM resources.
*/
ioport_resource.start = pci_io_resource.start;
ioport_resource.end = pci_io_resource.end;
iomem_resource.start = 0;
iomem_resource.end = 0xffffffff;
/* Reboot on panic */
panic_timeout = 180;
{
unsigned int conf;
conf = read_c0_conf();
}
#if 1
/* cache setup */
{
unsigned int conf;
#ifdef DO_ENABLE_CACHE
int mips_ic_disable = 0, mips_dc_disable = 0;
#else
int mips_ic_disable = 1, mips_dc_disable = 1;
#endif
#ifdef DO_WRITE_THROUGH
int mips_config_cwfon = 0;
int mips_config_wbon = 0;
#else
int mips_config_cwfon = 1;
int mips_config_wbon = 1;
#endif
conf = read_c0_conf();
conf &= ~(TX39_CONF_ICE | TX39_CONF_DCE | TX39_CONF_WBON | TX39_CONF_CWFON);
conf |= mips_ic_disable ? 0 : TX39_CONF_ICE;
conf |= mips_dc_disable ? 0 : TX39_CONF_DCE;
conf |= mips_config_wbon ? TX39_CONF_WBON : 0;
conf |= mips_config_cwfon ? TX39_CONF_CWFON : 0;
write_c0_conf(conf);
write_c0_cache(0);
}
#endif
/* initialize board */
jmr3927_board_init();
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "toeon")) != NULL) {
jmr3927_ccfg_toeon = 1;
}
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "ip=")) == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " ip=bootp");
}
#ifdef CONFIG_SERIAL_TXX9
{
extern int early_serial_txx9_setup(struct uart_port *port);
int i;
struct uart_port req;
for(i = 0; i < 2; i++) {
memset(&req, 0, sizeof(req));
req.line = i;
req.iotype = UPIO_MEM;
req.membase = (char *)TX3927_SIO_REG(i);
req.mapbase = TX3927_SIO_REG(i);
req.irq = i == 0 ?
JMR3927_IRQ_IRC_SIO0 : JMR3927_IRQ_IRC_SIO1;
if (i == 0)
req.flags |= UPF_BUGGY_UART /*HAVE_CTS_LINE*/;
req.uartclk = JMR3927_IMCLK;
early_serial_txx9_setup(&req);
}
}
#ifdef CONFIG_SERIAL_TXX9_CONSOLE
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "console=")) == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " console=ttyS1,115200");
}
#endif
#endif
}
void __init board_setup(void)
{
char *argptr;
argptr = prom_getcmdline();
#ifdef CONFIG_SERIAL_8250_CONSOLE
argptr = strstr(argptr, "console=");
if (argptr == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " console=ttyS0,115200");
}
#endif
#ifdef CONFIG_FB_AU1200
strcat(argptr, " video=au1200fb:panel:bs");
#endif
#if 0
{
u32 pin_func;
/*
* Enable PSC1 SYNC for AC97. Normaly done in audio driver,
* but it is board specific code, so put it here.
*/
pin_func = au_readl(SYS_PINFUNC);
au_sync();
pin_func |= SYS_PF_MUST_BE_SET | SYS_PF_PSC1_S1;
au_writel(pin_func, SYS_PINFUNC);
au_writel(0, (u32)bcsr | 0x10); /* turn off PCMCIA power */
au_sync();
}
#endif
#if defined(CONFIG_I2C_AU1550)
{
u32 freq0, clksrc;
u32 pin_func;
/* Select SMBus in CPLD */
bcsr->resets &= ~BCSR_RESETS_PCS0MUX;
pin_func = au_readl(SYS_PINFUNC);
au_sync();
pin_func &= ~(SYS_PINFUNC_P0A | SYS_PINFUNC_P0B);
/* Set GPIOs correctly */
pin_func |= 2 << 17;
au_writel(pin_func, SYS_PINFUNC);
au_sync();
/* The I2C driver depends on 50 MHz clock */
freq0 = au_readl(SYS_FREQCTRL0);
au_sync();
freq0 &= ~(SYS_FC_FRDIV1_MASK | SYS_FC_FS1 | SYS_FC_FE1);
freq0 |= 3 << SYS_FC_FRDIV1_BIT;
/* 396 MHz / (3 + 1) * 2 == 49.5 MHz */
au_writel(freq0, SYS_FREQCTRL0);
au_sync();
freq0 |= SYS_FC_FE1;
au_writel(freq0, SYS_FREQCTRL0);
au_sync();
clksrc = au_readl(SYS_CLKSRC);
au_sync();
clksrc &= ~(SYS_CS_CE0 | SYS_CS_DE0 | SYS_CS_ME0_MASK);
/* Bit 22 is EXTCLK0 for PSC0 */
clksrc |= SYS_CS_MUX_FQ1 << SYS_CS_ME0_BIT;
au_writel(clksrc, SYS_CLKSRC);
au_sync();
}
#endif
/*
* The Pb1200 development board uses external MUX for PSC0 to
* support SMB/SPI. bcsr->resets bit 12: 0=SMB 1=SPI
*/
#ifdef CONFIG_I2C_AU1550
bcsr->resets &= ~BCSR_RESETS_PCS0MUX;
#endif
au_sync();
#ifdef CONFIG_MIPS_PB1200
printk(KERN_INFO "AMD Alchemy Pb1200 Board\n");
#endif
#ifdef CONFIG_MIPS_DB1200
printk(KERN_INFO "AMD Alchemy Db1200 Board\n");
#endif
}
static int __init
au1000_probe1(struct net_device *dev, long ioaddr, int irq, int port_num)
{
static unsigned version_printed = 0;
struct au1000_private *aup = NULL;
int i, retval = 0;
db_dest_t *pDB, *pDBfree;
char *pmac, *argptr;
char ethaddr[6];
if (!request_region(ioaddr, MAC_IOSIZE, "Au1000 ENET")) {
return -ENODEV;
}
if (version_printed++ == 0) printk(version);
if (!dev) {
dev = init_etherdev(0, sizeof(struct au1000_private));
}
if (!dev) {
printk (KERN_ERR "au1000 eth: init_etherdev failed\n");
return -ENODEV;
}
printk("%s: Au1xxx ethernet found at 0x%lx, irq %d\n",
dev->name, ioaddr, irq);
/* Initialize our private structure */
if (dev->priv == NULL) {
aup = (struct au1000_private *)
kmalloc(sizeof(*aup), GFP_KERNEL);
if (aup == NULL) {
retval = -ENOMEM;
goto free_region;
}
dev->priv = aup;
}
aup = dev->priv;
memset(aup, 0, sizeof(*aup));
/* Allocate the data buffers */
aup->vaddr = (u32)dma_alloc(MAX_BUF_SIZE *
(NUM_TX_BUFFS+NUM_RX_BUFFS), &aup->dma_addr);
if (!aup->vaddr) {
retval = -ENOMEM;
goto free_region;
}
/* aup->mac is the base address of the MAC's registers */
aup->mac = (volatile mac_reg_t *)((unsigned long)ioaddr);
/* Setup some variables for quick register address access */
switch (ioaddr) {
case AU1000_ETH0_BASE:
case AU1500_ETH0_BASE:
/* check env variables first */
if (!get_ethernet_addr(ethaddr)) {
memcpy(au1000_mac_addr, ethaddr, sizeof(dev->dev_addr));
} else {
/* Check command line */
argptr = prom_getcmdline();
if ((pmac = strstr(argptr, "ethaddr=")) == NULL) {
printk(KERN_INFO "%s: No mac address found\n",
dev->name);
/* use the hard coded mac addresses */
} else {
str2eaddr(ethaddr, pmac + strlen("ethaddr="));
memcpy(au1000_mac_addr, ethaddr,
sizeof(dev->dev_addr));
}
}
if (ioaddr == AU1000_ETH0_BASE)
aup->enable = (volatile u32 *)
((unsigned long)AU1000_MAC0_ENABLE);
else
aup->enable = (volatile u32 *)
((unsigned long)AU1500_MAC0_ENABLE);
memcpy(dev->dev_addr, au1000_mac_addr, sizeof(dev->dev_addr));
setup_hw_rings(aup, MAC0_RX_DMA_ADDR, MAC0_TX_DMA_ADDR);
break;
case AU1000_ETH1_BASE:
case AU1500_ETH1_BASE:
if (ioaddr == AU1000_ETH1_BASE)
aup->enable = (volatile u32 *)
((unsigned long)AU1000_MAC1_ENABLE);
else
aup->enable = (volatile u32 *)
((unsigned long)AU1500_MAC1_ENABLE);
memcpy(dev->dev_addr, au1000_mac_addr, sizeof(dev->dev_addr));
dev->dev_addr[4] += 0x10;
setup_hw_rings(aup, MAC1_RX_DMA_ADDR, MAC1_TX_DMA_ADDR);
break;
default:
printk(KERN_ERR "%s: bad ioaddr\n", dev->name);
break;
}
aup->phy_addr = PHY_ADDRESS;
/* bring the device out of reset, otherwise probing the mii
* will hang */
*aup->enable = MAC_EN_CLOCK_ENABLE;
au_sync_delay(2);
*aup->enable = MAC_EN_RESET0 | MAC_EN_RESET1 |
MAC_EN_RESET2 | MAC_EN_CLOCK_ENABLE;
au_sync_delay(2);
if (mii_probe(dev) != 0) {
goto free_region;
}
pDBfree = NULL;
/* setup the data buffer descriptors and attach a buffer to each one */
pDB = aup->db;
for (i=0; i<(NUM_TX_BUFFS+NUM_RX_BUFFS); i++) {
pDB->pnext = pDBfree;
pDBfree = pDB;
pDB->vaddr = (u32 *)((unsigned)aup->vaddr + MAX_BUF_SIZE*i);
pDB->dma_addr = (dma_addr_t)virt_to_bus(pDB->vaddr);
pDB++;
}
aup->pDBfree = pDBfree;
for (i=0; i<NUM_RX_DMA; i++) {
pDB = GetFreeDB(aup);
if (!pDB) goto free_region;
aup->rx_dma_ring[i]->buff_stat = (unsigned)pDB->dma_addr;
aup->rx_db_inuse[i] = pDB;
}
for (i=0; i<NUM_TX_DMA; i++) {
pDB = GetFreeDB(aup);
if (!pDB) goto free_region;
aup->tx_dma_ring[i]->buff_stat = (unsigned)pDB->dma_addr;
aup->tx_dma_ring[i]->len = 0;
aup->tx_db_inuse[i] = pDB;
}
spin_lock_init(&aup->lock);
dev->base_addr = ioaddr;
dev->irq = irq;
dev->open = au1000_open;
dev->hard_start_xmit = au1000_tx;
dev->stop = au1000_close;
dev->get_stats = au1000_get_stats;
dev->set_multicast_list = &set_rx_mode;
dev->do_ioctl = &au1000_ioctl;
dev->set_config = &au1000_set_config;
dev->tx_timeout = au1000_tx_timeout;
dev->watchdog_timeo = ETH_TX_TIMEOUT;
/* Fill in the fields of the device structure with ethernet values. */
ether_setup(dev);
/*
* The boot code uses the ethernet controller, so reset it to start
* fresh. au1000_init() expects that the device is in reset state.
*/
reset_mac(dev);
return 0;
free_region:
release_region(ioaddr, MAC_IOSIZE);
unregister_netdev(dev);
if (aup->vaddr)
dma_free((void *)aup->vaddr,
MAX_BUF_SIZE * (NUM_TX_BUFFS+NUM_RX_BUFFS));
if (dev->priv != NULL)
kfree(dev->priv);
printk(KERN_ERR "%s: au1000_probe1 failed. Returns %d\n",
dev->name, retval);
kfree(dev);
return retval;
}
void __init rt2880_setup(void)
{
#ifdef CONFIG_KGDB
int rs_putDebugChar(char);
char rs_getDebugChar(void);
int saa9730_putDebugChar(char);
char saa9730_getDebugChar(void);
extern int (*generic_putDebugChar)(char);
extern char (*generic_getDebugChar)(void);
#endif
char *argptr;
iomem_resource.start = 0;
iomem_resource.end= ~0;
ioport_resource.start= 0;
ioport_resource.end = ~0;
#ifdef CONFIG_SERIAL_CONSOLE
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "console=ttyS")) == NULL) {
int i = 0;
char *s =(char *) prom_getenv("modetty0");
while(s[i] >= '0' && s[i] <= '9')
i++;
#ifdef CONFIG_RALINK_MT7620
strcpy(serial_console, "ttyS0,");
#else
strcpy(serial_console, "ttyS1,");
#endif
strncpy(serial_console + 6, s, i);
printk("Config serial console: %s\n", serial_console);
console_setup(serial_console, NULL);
}
#endif
#ifdef CONFIG_KGDB
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "kgdb=ttyS")) != NULL) {
int line;
argptr += strlen("kgdb=ttyS");
if (*argptr != '0' && *argptr != '1')
printk("KGDB: Uknown serial line /dev/ttyS%c, "
"falling back to /dev/ttyS1\n", *argptr);
line = *argptr == '0' ? 0 : 1;
printk("KGDB: Using serial line /dev/ttyS%d for session\n",
line ? 1 : 0);
if(line == 0) {
rs_kgdb_hook(line);
generic_putDebugChar = rs_putDebugChar;
generic_getDebugChar = rs_getDebugChar;
} else {
saa9730_kgdb_hook();
generic_putDebugChar = saa9730_putDebugChar;
generic_getDebugChar = saa9730_getDebugChar;
}
printk("KGDB: Using serial line /dev/ttyS%d for session, "
"please connect your debugger\n", line ? 1 : 0);
remote_debug = 1;
/* Breakpoints and stuff are in surfboard_irq_setup() */
}
#endif
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "nofpu")) != NULL)
cpu_data[0].options &= ~MIPS_CPU_FPU;
board_time_init = mips_time_init;
mips_reboot_setup();
}
void __init board_setup(void)
{
char *argptr = NULL;
u32 pin_func;
#if 0
/* Enable PSC1 SYNC for AC97. Normaly done in audio driver,
* but it is board specific code, so put it here.
*/
pin_func = au_readl(SYS_PINFUNC);
au_sync();
pin_func |= SYS_PF_MUST_BE_SET | SYS_PF_PSC1_S1;
au_writel(pin_func, SYS_PINFUNC);
au_writel(0, (u32)bcsr|0x10); /* turn off pcmcia power */
au_sync();
#endif
#if defined(CONFIG_I2C_AU1550)
{
u32 freq0, clksrc;
/* Select SMBUS in CPLD */
bcsr->resets &= ~(BCSR_RESETS_PCS0MUX);
pin_func = au_readl(SYS_PINFUNC);
au_sync();
pin_func &= ~(3<<17 | 1<<4);
/* Set GPIOs correctly */
pin_func |= 2<<17;
au_writel(pin_func, SYS_PINFUNC);
au_sync();
/* The i2c driver depends on 50Mhz clock */
freq0 = au_readl(SYS_FREQCTRL0);
au_sync();
freq0 &= ~(SYS_FC_FRDIV1_MASK | SYS_FC_FS1 | SYS_FC_FE1);
freq0 |= (3<<SYS_FC_FRDIV1_BIT);
/* 396Mhz / (3+1)*2 == 49.5Mhz */
au_writel(freq0, SYS_FREQCTRL0);
au_sync();
freq0 |= SYS_FC_FE1;
au_writel(freq0, SYS_FREQCTRL0);
au_sync();
clksrc = au_readl(SYS_CLKSRC);
au_sync();
clksrc &= ~0x01f00000;
/* bit 22 is EXTCLK0 for PSC0 */
clksrc |= (0x3 << 22);
au_writel(clksrc, SYS_CLKSRC);
au_sync();
}
#endif
#ifdef CONFIG_FB_AU1200
argptr = prom_getcmdline();
#ifdef CONFIG_MIPS_PB1200
strcat(argptr, " video=au1200fb:panel:bs");
#endif
#ifdef CONFIG_MIPS_DB1200
strcat(argptr, " video=au1200fb:panel:bs");
#endif
#endif
/* The Pb1200 development board uses external MUX for PSC0 to
support SMB/SPI. bcsr->resets bit 12: 0=SMB 1=SPI
*/
#if defined(CONFIG_AU1XXX_PSC_SPI) && defined(CONFIG_I2C_AU1550)
#error I2C and SPI are mutually exclusive. Both are physically connected to PSC0.\
Refer to Pb1200/Db1200 documentation.
#elif defined( CONFIG_AU1XXX_PSC_SPI )
bcsr->resets |= BCSR_RESETS_PCS0MUX;
/*Hard Coding Value to enable Temp Sensors [bit 14] Value for SOC Au1200. Pls refer documentation*/
bcsr->resets =0x900f;
#elif defined( CONFIG_I2C_AU1550 )
bcsr->resets &= (~BCSR_RESETS_PCS0MUX);
#endif
au_sync();
#ifdef CONFIG_MIPS_PB1200
printk("AMD Alchemy Pb1200 Board\n");
#endif
#ifdef CONFIG_MIPS_DB1200
printk("AMD Alchemy Db1200 Board\n");
#endif
/* Setup Pb1200 External Interrupt Controller */
board_init_irq = _board_init_irq;
}
static int __init ip22_setup(void)
{
char *ctype;
#ifdef CONFIG_KGDB
char *kgdb_ttyd;
#endif
board_be_init = ip22_be_init;
ip22_time_init();
/* Init the INDY HPC I/O controller. Need to call this before
* f*****g with the memory controller because it needs to know the
* boardID and whether this is a Guiness or a FullHouse machine.
*/
sgihpc_init();
/* Init INDY memory controller. */
sgimc_init();
#ifdef CONFIG_BOARD_SCACHE
/* Now enable boardcaches, if any. */
indy_sc_init();
#endif
/* Set EISA IO port base for Indigo2 */
set_io_port_base(KSEG1ADDR(0x00080000));
/* ARCS console environment variable is set to "g?" for
* graphics console, it is set to "d" for the first serial
* line and "d2" for the second serial line.
*/
ctype = ArcGetEnvironmentVariable("console");
if (ctype && *ctype == 'd') {
static char options[8];
char *baud = ArcGetEnvironmentVariable("dbaud");
if (baud)
strcpy(options, baud);
add_preferred_console("ttyS", *(ctype + 1) == '2' ? 1 : 0,
baud ? options : NULL);
} else if (!ctype || *ctype != 'g') {
/* Use ARC if we don't want serial ('d') or Newport ('g'). */
prom_flags |= PROM_FLAG_USE_AS_CONSOLE;
add_preferred_console("arc", 0, NULL);
}
#ifdef CONFIG_KGDB
kgdb_ttyd = prom_getcmdline();
if ((kgdb_ttyd = strstr(kgdb_ttyd, "kgdb=ttyd")) != NULL) {
int line;
kgdb_ttyd += strlen("kgdb=ttyd");
if (*kgdb_ttyd != '1' && *kgdb_ttyd != '2')
printk(KERN_INFO "KGDB: Uknown serial line /dev/ttyd%c"
", falling back to /dev/ttyd1\n", *kgdb_ttyd);
line = *kgdb_ttyd == '2' ? 0 : 1;
printk(KERN_INFO "KGDB: Using serial line /dev/ttyd%d for "
"session\n", line ? 1 : 2);
rs_kgdb_hook(line);
printk(KERN_INFO "KGDB: Using serial line /dev/ttyd%d for "
"session, please connect your debugger\n", line ? 1:2);
remote_debug = 1;
/* Breakpoints and stuff are in sgi_irq_setup() */
}
#endif
#ifdef CONFIG_VT
#ifdef CONFIG_SGI_NEWPORT_CONSOLE
if (ctype && *ctype == 'g'){
ULONG *gfxinfo;
ULONG * (*__vec)(void) = (void *) (long)
*((_PULONG *)(long)((PROMBLOCK)->pvector + 0x20));
gfxinfo = __vec();
sgi_gfxaddr = ((gfxinfo[1] >= 0xa0000000
&& gfxinfo[1] <= 0xc0000000)
? gfxinfo[1] - 0xa0000000 : 0);
/* newport addresses? */
if (sgi_gfxaddr == 0x1f0f0000 || sgi_gfxaddr == 0x1f4f0000) {
conswitchp = &newport_con;
}
}
#endif
#endif
return 0;
}
void __init board_setup(void)
{
u32 pin_func = 0;
char *argptr;
argptr = prom_getcmdline();
#ifdef CONFIG_SERIAL_8250_CONSOLE
argptr = strstr(argptr, "console=");
if (argptr == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " console=ttyS0,115200");
}
#endif
#ifdef CONFIG_FB_AU1100
argptr = strstr(argptr, "video=");
if (argptr == NULL) {
argptr = prom_getcmdline();
/* default panel */
/*strcat(argptr, " video=au1100fb:panel:Sharp_320x240_16");*/
}
#endif
#if defined(CONFIG_SOUND_AU1X00) && !defined(CONFIG_SOC_AU1000)
/* au1000 does not support vra, au1500 and au1100 do */
strcat(argptr, " au1000_audio=vra");
argptr = prom_getcmdline();
#endif
/* Not valid for Au1550 */
#if defined(CONFIG_IRDA) && \
(defined(CONFIG_SOC_AU1000) || defined(CONFIG_SOC_AU1100))
/* Set IRFIRSEL instead of GPIO15 */
pin_func = au_readl(SYS_PINFUNC) | SYS_PF_IRF;
au_writel(pin_func, SYS_PINFUNC);
/* Power off until the driver is in use */
bcsr->resets &= ~BCSR_RESETS_IRDA_MODE_MASK;
bcsr->resets |= BCSR_RESETS_IRDA_MODE_OFF;
au_sync();
#endif
bcsr->pcmcia = 0x0000; /* turn off PCMCIA power */
#ifdef CONFIG_MIPS_MIRAGE
/* Enable GPIO[31:0] inputs */
au_writel(0, SYS_PININPUTEN);
/* GPIO[20] is output, tristate the other input primary GPIOs */
au_writel(~(1 << 20), SYS_TRIOUTCLR);
/* Set GPIO[210:208] instead of SSI_0 */
pin_func = au_readl(SYS_PINFUNC) | SYS_PF_S0;
/* Set GPIO[215:211] for LEDs */
pin_func |= 5 << 2;
/* Set GPIO[214:213] for more LEDs */
pin_func |= 5 << 12;
/* Set GPIO[207:200] instead of PCMCIA/LCD */
pin_func |= SYS_PF_LCD | SYS_PF_PC;
au_writel(pin_func, SYS_PINFUNC);
/*
* Enable speaker amplifier. This should
* be part of the audio driver.
*/
au_writel(au_readl(GPIO2_DIR) | 0x200, GPIO2_DIR);
au_writel(0x02000200, GPIO2_OUTPUT);
#endif
au_sync();
#ifdef CONFIG_MIPS_DB1000
printk(KERN_INFO "AMD Alchemy Au1000/Db1000 Board\n");
#endif
#ifdef CONFIG_MIPS_DB1500
printk(KERN_INFO "AMD Alchemy Au1500/Db1500 Board\n");
#endif
#ifdef CONFIG_MIPS_DB1100
printk(KERN_INFO "AMD Alchemy Au1100/Db1100 Board\n");
#endif
#ifdef CONFIG_MIPS_BOSPORUS
printk(KERN_INFO "AMD Alchemy Bosporus Board\n");
#endif
#ifdef CONFIG_MIPS_MIRAGE
printk(KERN_INFO "AMD Alchemy Mirage Board\n");
#endif
#ifdef CONFIG_MIPS_DB1550
printk(KERN_INFO "AMD Alchemy Au1550/Db1550 Board\n");
#endif
}
void __init board_setup(void)
{
u32 pin_func, static_cfg0;
u32 sys_freqctrl, sys_clksrc;
u32 prid = read_c0_prid();
#ifdef CONFIG_SERIAL_8250_CONSOLE
char *argptr = prom_getcmdline();
argptr = strstr(argptr, "console=");
if (argptr == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " console=ttyS0,115200");
}
#endif
/* Set AUX clock to 12 MHz * 8 = 96 MHz */
au_writel(8, SYS_AUXPLL);
au_writel(0, SYS_PINSTATERD);
udelay(100);
#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
/* Zero and disable FREQ2 */
sys_freqctrl = au_readl(SYS_FREQCTRL0);
sys_freqctrl &= ~0xFFF00000;
au_writel(sys_freqctrl, SYS_FREQCTRL0);
/* Zero and disable USBH/USBD clocks */
sys_clksrc = au_readl(SYS_CLKSRC);
sys_clksrc &= ~(SYS_CS_CUD | SYS_CS_DUD | SYS_CS_MUD_MASK |
SYS_CS_CUH | SYS_CS_DUH | SYS_CS_MUH_MASK);
au_writel(sys_clksrc, SYS_CLKSRC);
sys_freqctrl = au_readl(SYS_FREQCTRL0);
sys_freqctrl &= ~0xFFF00000;
sys_clksrc = au_readl(SYS_CLKSRC);
sys_clksrc &= ~(SYS_CS_CUD | SYS_CS_DUD | SYS_CS_MUD_MASK |
SYS_CS_CUH | SYS_CS_DUH | SYS_CS_MUH_MASK);
switch (prid & 0x000000FF) {
case 0x00: /* DA */
case 0x01: /* HA */
case 0x02: /* HB */
/* CPU core freq to 48 MHz to slow it way down... */
au_writel(4, SYS_CPUPLL);
/*
* Setup 48 MHz FREQ2 from CPUPLL for USB Host
* FRDIV2 = 3 -> div by 8 of 384 MHz -> 48 MHz
*/
sys_freqctrl |= (3 << SYS_FC_FRDIV2_BIT) | SYS_FC_FE2;
au_writel(sys_freqctrl, SYS_FREQCTRL0);
/* CPU core freq to 384 MHz */
au_writel(0x20, SYS_CPUPLL);
printk(KERN_INFO "Au1000: 48 MHz OHCI workaround enabled\n");
break;
default: /* HC and newer */
/* FREQ2 = aux / 2 = 48 MHz */
sys_freqctrl |= (0 << SYS_FC_FRDIV2_BIT) |
SYS_FC_FE2 | SYS_FC_FS2;
au_writel(sys_freqctrl, SYS_FREQCTRL0);
break;
}
/*
* Route 48 MHz FREQ2 into USB Host and/or Device
*/
sys_clksrc |= SYS_CS_MUX_FQ2 << SYS_CS_MUH_BIT;
au_writel(sys_clksrc, SYS_CLKSRC);
/* Configure pins GPIO[14:9] as GPIO */
pin_func = au_readl(SYS_PINFUNC) & ~(SYS_PF_UR3 | SYS_PF_USB);
/* 2nd USB port is USB host */
pin_func |= SYS_PF_USB;
au_writel(pin_func, SYS_PINFUNC);
au_writel(0x2800, SYS_TRIOUTCLR);
au_writel(0x0030, SYS_OUTPUTCLR);
#endif /* defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) */
/* Make GPIO 15 an input (for interrupt line) */
pin_func = au_readl(SYS_PINFUNC) & ~SYS_PF_IRF;
/* We don't need I2S, so make it available for GPIO[31:29] */
pin_func |= SYS_PF_I2S;
au_writel(pin_func, SYS_PINFUNC);
au_writel(0x8000, SYS_TRIOUTCLR);
static_cfg0 = au_readl(MEM_STCFG0) & ~0xc00;
au_writel(static_cfg0, MEM_STCFG0);
/* configure RCE2* for LCD */
au_writel(0x00000004, MEM_STCFG2);
/* MEM_STTIME2 */
au_writel(0x09000000, MEM_STTIME2);
/* Set 32-bit base address decoding for RCE2* */
au_writel(0x10003ff0, MEM_STADDR2);
/*
* PCI CPLD setup
* Expand CE0 to cover PCI
*/
au_writel(0x11803e40, MEM_STADDR1);
/* Burst visibility on */
au_writel(au_readl(MEM_STCFG0) | 0x1000, MEM_STCFG0);
au_writel(0x83, MEM_STCFG1); /* ewait enabled, flash timing */
au_writel(0x33030a10, MEM_STTIME1); /* slower timing for FPGA */
/* Setup the static bus controller */
au_writel(0x00000002, MEM_STCFG3); /* type = PCMCIA */
au_writel(0x280E3D07, MEM_STTIME3); /* 250ns cycle time */
au_writel(0x10000000, MEM_STADDR3); /* any PCMCIA select */
/*
* Enable Au1000 BCLK switching - note: sed1356 must not use
* its BCLK (Au1000 LCLK) for any timings
*/
switch (prid & 0x000000FF) {
case 0x00: /* DA */
case 0x01: /* HA */
case 0x02: /* HB */
break;
default: /* HC and newer */
/*
* Enable sys bus clock divider when IDLE state or no bus
* activity.
*/
au_writel(au_readl(SYS_POWERCTRL) | (0x3 << 5), SYS_POWERCTRL);
break;
}
}
__initfunc(void sgi_setup(void))
{
#ifdef CONFIG_SERIAL_CONSOLE
char *ctype;
#endif
#ifdef CONFIG_REMOTE_DEBUG
char *kgdb_ttyd;
#endif
irq_setup = sgi_irq_setup;
/* Init the INDY HPC I/O controller. Need to call this before
* f*****g with the memory controller because it needs to know the
* boardID and whether this is a Guiness or a FullHouse machine.
*/
sgihpc_init();
/* Init INDY memory controller. */
sgimc_init();
/* Now enable boardcaches, if any. */
indy_sc_init();
#ifdef CONFIG_SERIAL_CONSOLE
/* ARCS console environment variable is set to "g?" for
* graphics console, it is set to "d" for the first serial
* line and "d2" for the second serial line.
*/
ctype = prom_getenv("console");
if(*ctype == 'd') {
if(*(ctype+1)=='2')
console_setup ("ttyS1", NULL);
else
console_setup ("ttyS0", NULL);
}
#endif
#ifdef CONFIG_REMOTE_DEBUG
kgdb_ttyd = prom_getcmdline();
if ((kgdb_ttyd = strstr(kgdb_ttyd, "kgdb=ttyd")) != NULL) {
int line;
kgdb_ttyd += strlen("kgdb=ttyd");
if (*kgdb_ttyd != '1' && *kgdb_ttyd != '2')
printk("KGDB: Uknown serial line /dev/ttyd%c, "
"falling back to /dev/ttyd1\n", *kgdb_ttyd);
line = *kgdb_ttyd == '2' ? 0 : 1;
printk("KGDB: Using serial line /dev/ttyd%d for session\n",
line ? 1 : 2);
rs_kgdb_hook(line);
prom_printf("KGDB: Using serial line /dev/ttyd%d for session, "
"please connect your debugger\n", line ? 1 : 2);
remote_debug = 1;
/* Breakpoints and stuff are in sgi_irq_setup() */
}
#endif
#ifdef CONFIG_SGI_PROM_CONSOLE
console_setup("ttyS0", NULL);
#endif
sgi_volume_set(simple_strtoul(prom_getenv("volume"), NULL, 10));
#ifdef CONFIG_VT
#ifdef CONFIG_SGI_NEWPORT_CONSOLE
conswitchp = &newport_con;
#else
conswitchp = &dummy_con;
#endif
#endif
rtc_ops = &indy_rtc_ops;
kbd_ops = &sgi_kbd_ops;
#ifdef CONFIG_PSMOUSE
aux_device_present = 0xaa;
#endif
#ifdef CONFIG_VIDEO_VINO
init_vino();
#endif
}
static struct net_device *
au1000_probe(u32 ioaddr, int irq, int port_num)
{
static unsigned version_printed = 0;
struct au1000_private *aup = NULL;
struct net_device *dev = NULL;
db_dest_t *pDB, *pDBfree;
char *pmac, *argptr;
char ethaddr[6];
int i, err;
if (!request_region(ioaddr, MAC_IOSIZE, "Au1x00 ENET"))
return NULL;
if (version_printed++ == 0)
printk(version);
dev = alloc_etherdev(sizeof(struct au1000_private));
if (!dev) {
printk (KERN_ERR "au1000 eth: alloc_etherdev failed\n");
return NULL;
}
if ((err = register_netdev(dev))) {
printk(KERN_ERR "Au1x_eth Cannot register net device err %d\n",
err);
kfree(dev);
return NULL;
}
printk("%s: Au1x Ethernet found at 0x%x, irq %d\n",
dev->name, ioaddr, irq);
aup = dev->priv;
/* Allocate the data buffers */
aup->vaddr = (u32)dma_alloc(MAX_BUF_SIZE *
(NUM_TX_BUFFS+NUM_RX_BUFFS), &aup->dma_addr);
if (!aup->vaddr) {
kfree(dev);
release_region(ioaddr, MAC_IOSIZE);
return NULL;
}
/* aup->mac is the base address of the MAC's registers */
aup->mac = (volatile mac_reg_t *)((unsigned long)ioaddr);
/* Setup some variables for quick register address access */
if (ioaddr == iflist[0].base_addr)
{
/* check env variables first */
if (!get_ethernet_addr(ethaddr)) {
memcpy(au1000_mac_addr, ethaddr, sizeof(dev->dev_addr));
} else {
/* Check command line */
argptr = prom_getcmdline();
if ((pmac = strstr(argptr, "ethaddr=")) == NULL) {
printk(KERN_INFO "%s: No mac address found\n",
dev->name);
/* use the hard coded mac addresses */
} else {
str2eaddr(ethaddr, pmac + strlen("ethaddr="));
memcpy(au1000_mac_addr, ethaddr,
sizeof(dev->dev_addr));
}
}
aup->enable = (volatile u32 *)
((unsigned long)iflist[0].macen_addr);
memcpy(dev->dev_addr, au1000_mac_addr, sizeof(dev->dev_addr));
setup_hw_rings(aup, MAC0_RX_DMA_ADDR, MAC0_TX_DMA_ADDR);
aup->mac_id = 0;
au_macs[0] = aup;
}
else
if (ioaddr == iflist[1].base_addr)
{
aup->enable = (volatile u32 *)
((unsigned long)iflist[1].macen_addr);
memcpy(dev->dev_addr, au1000_mac_addr, sizeof(dev->dev_addr));
dev->dev_addr[4] += 0x10;
setup_hw_rings(aup, MAC1_RX_DMA_ADDR, MAC1_TX_DMA_ADDR);
aup->mac_id = 1;
au_macs[1] = aup;
}
else
{
printk(KERN_ERR "%s: bad ioaddr\n", dev->name);
}
/* bring the device out of reset, otherwise probing the mii
* will hang */
*aup->enable = MAC_EN_CLOCK_ENABLE;
au_sync_delay(2);
*aup->enable = MAC_EN_RESET0 | MAC_EN_RESET1 |
MAC_EN_RESET2 | MAC_EN_CLOCK_ENABLE;
au_sync_delay(2);
aup->mii = kmalloc(sizeof(struct mii_phy), GFP_KERNEL);
if (!aup->mii) {
printk(KERN_ERR "%s: out of memory\n", dev->name);
goto err_out;
}
aup->mii->mii_control_reg = 0;
aup->mii->mii_data_reg = 0;
if (mii_probe(dev) != 0) {
goto err_out;
}
pDBfree = NULL;
/* setup the data buffer descriptors and attach a buffer to each one */
pDB = aup->db;
for (i = 0; i < (NUM_TX_BUFFS+NUM_RX_BUFFS); i++) {
pDB->pnext = pDBfree;
pDBfree = pDB;
pDB->vaddr = (u32 *)((unsigned)aup->vaddr + MAX_BUF_SIZE*i);
pDB->dma_addr = (dma_addr_t)virt_to_bus(pDB->vaddr);
pDB++;
}
aup->pDBfree = pDBfree;
for (i = 0; i < NUM_RX_DMA; i++) {
pDB = GetFreeDB(aup);
if (!pDB) {
goto err_out;
}
aup->rx_dma_ring[i]->buff_stat = (unsigned)pDB->dma_addr;
aup->rx_db_inuse[i] = pDB;
}
for (i = 0; i < NUM_TX_DMA; i++) {
pDB = GetFreeDB(aup);
if (!pDB) {
goto err_out;
}
aup->tx_dma_ring[i]->buff_stat = (unsigned)pDB->dma_addr;
aup->tx_dma_ring[i]->len = 0;
aup->tx_db_inuse[i] = pDB;
}
spin_lock_init(&aup->lock);
dev->base_addr = ioaddr;
dev->irq = irq;
dev->open = au1000_open;
dev->hard_start_xmit = au1000_tx;
dev->stop = au1000_close;
dev->get_stats = au1000_get_stats;
dev->set_multicast_list = &set_rx_mode;
dev->do_ioctl = &au1000_ioctl;
dev->set_config = &au1000_set_config;
dev->tx_timeout = au1000_tx_timeout;
dev->watchdog_timeo = ETH_TX_TIMEOUT;
/*
* The boot code uses the ethernet controller, so reset it to start
* fresh. au1000_init() expects that the device is in reset state.
*/
reset_mac(dev);
return dev;
err_out:
/* here we should have a valid dev plus aup-> register addresses
* so we can reset the mac properly.*/
reset_mac(dev);
if (aup->mii)
kfree(aup->mii);
for (i = 0; i < NUM_RX_DMA; i++) {
if (aup->rx_db_inuse[i])
ReleaseDB(aup, aup->rx_db_inuse[i]);
}
for (i = 0; i < NUM_TX_DMA; i++) {
if (aup->tx_db_inuse[i])
ReleaseDB(aup, aup->tx_db_inuse[i]);
}
dma_free((void *)aup->vaddr, MAX_BUF_SIZE *
(NUM_TX_BUFFS+NUM_RX_BUFFS));
unregister_netdev(dev);
kfree(dev);
release_region(ioaddr, MAC_IOSIZE);
return NULL;
}
void __init jmr3927_setup(void)
{
extern int panic_timeout;
char *argptr;
irq_setup = jmr3927_irq_setup;
mips_io_port_base = JMR3927_PORT_BASE + JMR3927_PCIIO;
board_time_init = jmr3927_time_init;
board_timer_setup = jmr3927_timer_setup;
_machine_restart = jmr3927_machine_restart;
_machine_halt = jmr3927_machine_halt;
_machine_power_off = jmr3927_machine_power_off;
/*
* IO/MEM resources.
*/
ioport_resource.start = pci_io_resource.start;
ioport_resource.end = pci_io_resource.end;
iomem_resource.start = pci_mem_resource.start;
iomem_resource.end = pci_mem_resource.end;
/* Reboot on panic */
panic_timeout = 180;
{
unsigned int conf;
conf = read_32bit_cp0_register(CP0_CONF);
}
#if 1
/* cache setup */
{
unsigned int conf;
#ifdef DO_ENABLE_CACHE
int mips_ic_disable = 0, mips_dc_disable = 0;
#else
int mips_ic_disable = 1, mips_dc_disable = 1;
#endif
#ifdef DO_WRITE_THROUGH
int mips_config_cwfon = 0;
int mips_config_wbon = 0;
#else
int mips_config_cwfon = 1;
int mips_config_wbon = 1;
#endif
conf = read_32bit_cp0_register(CP0_CONF);
conf &= ~(TX39_CONF_ICE | TX39_CONF_DCE | TX39_CONF_WBON | TX39_CONF_CWFON);
conf |= mips_ic_disable ? 0 : TX39_CONF_ICE;
conf |= mips_dc_disable ? 0 : TX39_CONF_DCE;
conf |= mips_config_wbon ? TX39_CONF_WBON : 0;
conf |= mips_config_cwfon ? TX39_CONF_CWFON : 0;
write_32bit_cp0_register(CP0_CONF, conf);
write_32bit_cp0_register(CP0_TX39_CACHE, 0);
}
#endif
/* initialize board */
jmr3927_board_init();
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "toeon")) != NULL) {
jmr3927_ccfg_toeon = 1;
}
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "ip=")) == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " ip=bootp");
}
#ifdef CONFIG_TXX927_SERIAL_CONSOLE
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "console=")) == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " console=ttyS1,115200");
}
#endif
}
void __init ti_avalanche_setup(void)
{
#ifdef CONFIG_REMOTE_DEBUG
int rs_putDebugChar(char);
char rs_getDebugChar(void);
// int saa9730_putDebugChar(char);
// char saa9730_getDebugChar(void);
int evm3_putDebugChar(char);
int evm3_getDebugChar(void);
extern int (*putDebugChar)(char);
extern char (*getDebugChar)(void);
#endif
char *argptr;
static char *nfs_ptr;
static char *ip_ptr;
// JAH_TBD
// ioport_resource.end = 0x7fffffff;
#ifdef CONFIG_SERIAL_CONSOLE
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "console=ttyS0")) == NULL) {
int i = 0;
char *s = prom_getenv("modetty0");
while(s[i] >= '0' && s[i] <= '9')
i++;
strcpy(serial_console, "ttyS0,");
strncpy(serial_console + 6, s, i);
prom_printf("Config serial console: %s\n", serial_console);
console_setup(serial_console);
}
#endif /* CONFIG_SERIAL_CONSOLE */
#ifdef CONFIG_REMOTE_DEBUG
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "kgdb=ttyS")) != NULL) {
int line;
argptr += strlen("kgdb=ttyS");
if (*argptr != '0' && *argptr != '1')
printk("KGDB: Uknown serial line /dev/ttyS%c, "
"falling back to /dev/ttyS1\n", *argptr);
line = *argptr == '0' ? 0 : 1;
printk("KGDB: Using serial line /dev/ttyS%d for session\n",
line ? 1 : 0);
rs_kgdb_hook(line);
putDebugChar = rs_putDebugChar;
getDebugChar = rs_getDebugChar;
prom_printf("KGDB: Using serial line /dev/ttyS%d for session, "
"please connect your debugger\n", line ? 1 : 0);
remote_debug = 1;
/* Breakpoints and stuff are in atlas_irq_setup() */
}
#endif
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "nofpu")) != NULL)
mips_cpu.options &= ~MIPS_CPU_FPU;
/*
* Add nfsroot and IP enviroment variables to the cmdline.
* these are stored in the ADAM2 enviroment space in the
* following manner:
*
* for nfsroot:
* nfsroot=[<server-ip>:]<root-dir>[,<nfs-options>]
*
*
* for ipaddress
* ip=<client-ip>:<server-ip>:<gw-ip>:<netmask>:<hostname>:<device>:<autoconf>
*
* Note that if the Adam2 enviroment contains nfs set to "yes" the
* following code will also add the root=/dev/nfs automatically.
*
* (see Documentation/nfsroot.txt for more information)
*/
argptr = prom_getcmdline();
nfs_ptr = prom_getenv("nfs");
if(nfs_ptr)
{
if(!strncmp(nfs_ptr,"yes",3))
{
strcat(argptr,"root=/dev/nfs ");
argptr = prom_getcmdline();
nfs_ptr = prom_getenv("nfsroot");
strcat(argptr,nfs_ptr);
strcat(argptr," ");
}
}
ip_ptr = prom_getenv("linuxip");
argptr = prom_getcmdline();
if(ip_ptr)
{
strcat(argptr,ip_ptr);
}
avalanche_soc_platform_init();
#if defined(CONFIG_MIPS_EVM3)
rtc_ops = &evm3_rtc_ops;
#else
rtc_ops = &no_rtc_ops;
#endif /* CONFIG_MIPS_EVM3 */
mips_reboot_setup();
}
void __init it8172_setup(void)
{
unsigned short dsr;
char *argptr;
u32 it_ver;
argptr = prom_getcmdline();
#ifdef CONFIG_SERIAL_CONSOLE
if ((argptr = strstr(argptr, "console=")) == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " console=ttyS0,115200");
}
#endif
clear_c0_status(ST0_FR);
board_time_init = it8172_time_init;
board_timer_setup = it8172_timer_setup;
_machine_restart = it8172_restart;
_machine_halt = it8172_halt;
_machine_power_off = it8172_power_off;
/*
* IO/MEM resources.
*
* revisit this area.
*/
set_io_port_base(KSEG1);
ioport_resource.start = it8172_resources.pci_io.start;
ioport_resource.end = it8172_resources.pci_io.end;
#ifdef CONFIG_IT8172_REVC
iomem_resource.start = it8172_resources.pci_mem.start;
iomem_resource.end = it8172_resources.pci_mem.end;
#else
iomem_resource.start = it8172_resources.pci_mem0.start;
iomem_resource.end = it8172_resources.pci_mem3.end;
#endif
#ifdef CONFIG_BLK_DEV_INITRD
ROOT_DEV = MKDEV(RAMDISK_MAJOR, 0);
#endif
/*
* Pull enabled devices out of standby
*/
IT_IO_READ16(IT_PM_DSR, dsr);
#ifdef CONFIG_SOUND_IT8172
dsr &= ~IT_PM_DSR_ACSB;
#else
dsr |= IT_PM_DSR_ACSB;
#endif
#ifdef CONFIG_BLK_DEV_IT8172
dsr &= ~IT_PM_DSR_IDESB;
ide_ops = &std_ide_ops;
#else
dsr |= IT_PM_DSR_IDESB;
#endif
IT_IO_WRITE16(IT_PM_DSR, dsr);
#ifdef CONFIG_FB
conswitchp = &dummy_con;
#endif
InitLPCInterface();
#ifdef CONFIG_MIPS_ITE8172
if (SearchIT8712()) {
printk("Found IT8712 Super IO\n");
// enable IT8712 serial port
LPCSetConfig(LDN_SERIAL1, 0x30, 0x01); /* enable */
LPCSetConfig(LDN_SERIAL1, 0x23, 0x01); /* clock selection */
#ifdef CONFIG_PC_KEYB
if (init_8712_keyboard()) {
printk("Unable to initialize keyboard\n");
LPCSetConfig(LDN_KEYBOARD, 0x30, 0x0); /* disable keyboard */
}
else {
LPCSetConfig(LDN_KEYBOARD, 0x30, 0x1); /* enable keyboard */
LPCSetConfig(LDN_KEYBOARD, 0xf0, 0x2);
LPCSetConfig(LDN_KEYBOARD, 0x71, 0x3);
LPCSetConfig(LDN_MOUSE, 0x30, 0x1); /* enable mouse */
LPCSetConfig(0x4, 0x30, 0x1);
LPCSetConfig(0x4, 0xf4, LPCGetConfig(0x4, 0xf4) | 0x80);
if ((LPCGetConfig(LDN_KEYBOARD, 0x30) == 0) ||
(LPCGetConfig(LDN_MOUSE, 0x30) == 0))
printk("Error: keyboard or mouse not enabled\n");
kbd_ops = &std_kbd_ops;
}
#endif
}
else {
printk("IT8712 Super IO not found\n");
}
#endif
#ifdef CONFIG_IT8172_CIR
{
unsigned long data;
//printk("Enabling CIR0\n");
IT_IO_READ16(IT_PM_DSR, data);
data &= ~IT_PM_DSR_CIR0SB;
IT_IO_WRITE16(IT_PM_DSR, data);
//printk("DSR register: %x\n", (unsigned)IT_IO_READ16(IT_PM_DSR, data));
}
#endif
#ifdef CONFIG_IT8172_SCR0
{
unsigned i;
/* Enable Smart Card Reader 0 */
/* First power it up */
IT_IO_READ16(IT_PM_DSR, i);
i &= ~IT_PM_DSR_SCR0SB;
IT_IO_WRITE16(IT_PM_DSR, i);
/* Then initialize its registers */
outb(( IT_SCR_SFR_GATE_UART_OFF << IT_SCR_SFR_GATE_UART_BIT
|IT_SCR_SFR_FET_CHARGE_213_US << IT_SCR_SFR_FET_CHARGE_BIT
|IT_SCR_SFR_CARD_FREQ_3_5_MHZ << IT_SCR_SFR_CARD_FREQ_BIT
|IT_SCR_SFR_FET_ACTIVE_INVERT << IT_SCR_SFR_FET_ACTIVE_BIT
|IT_SCR_SFR_ENABLE_ON << IT_SCR_SFR_ENABLE_BIT),
IT8172_PCI_IO_BASE + IT_SCR0_BASE + IT_SCR_SFR);
outb(IT_SCR_SCDR_RESET_MODE_ASYNC << IT_SCR_SCDR_RESET_MODE_BIT,
IT8172_PCI_IO_BASE + IT_SCR0_BASE + IT_SCR_SCDR);
}
#endif /* CONFIG_IT8172_SCR0 */
#ifdef CONFIG_IT8172_SCR1
{
unsigned i;
/* Enable Smart Card Reader 1 */
/* First power it up */
IT_IO_READ16(IT_PM_DSR, i);
i &= ~IT_PM_DSR_SCR1SB;
IT_IO_WRITE16(IT_PM_DSR, i);
/* Then initialize its registers */
outb(( IT_SCR_SFR_GATE_UART_OFF << IT_SCR_SFR_GATE_UART_BIT
|IT_SCR_SFR_FET_CHARGE_213_US << IT_SCR_SFR_FET_CHARGE_BIT
|IT_SCR_SFR_CARD_FREQ_3_5_MHZ << IT_SCR_SFR_CARD_FREQ_BIT
|IT_SCR_SFR_FET_ACTIVE_INVERT << IT_SCR_SFR_FET_ACTIVE_BIT
|IT_SCR_SFR_ENABLE_ON << IT_SCR_SFR_ENABLE_BIT),
IT8172_PCI_IO_BASE + IT_SCR1_BASE + IT_SCR_SFR);
outb(IT_SCR_SCDR_RESET_MODE_ASYNC << IT_SCR_SCDR_RESET_MODE_BIT,
IT8172_PCI_IO_BASE + IT_SCR1_BASE + IT_SCR_SCDR);
}
#endif /* CONFIG_IT8172_SCR1 */
}
void __init au1500_setup(void)
{
char *argptr;
u32 pin_func, static_cfg0;
u32 sys_freqctrl, sys_clksrc;
argptr = prom_getcmdline();
/* NOTE: The memory map is established by YAMON 2.08+ */
/* Various early Au1500 Errata corrected by this */
set_cp0_config(1<<19); /* Config[OD] */
#ifdef CONFIG_AU1000_SERIAL_CONSOLE
if ((argptr = strstr(argptr, "console=")) == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " console=ttyS0,115200");
}
#endif
#ifdef CONFIG_SOUND_AU1000
strcat(argptr, " au1000_audio=vra");
argptr = prom_getcmdline();
#endif
_machine_restart = au1000_restart;
_machine_halt = au1000_halt;
_machine_power_off = au1000_power_off;
// IO/MEM resources.
set_io_port_base(0);
ioport_resource.start = 0x10000000;
ioport_resource.end = 0xffffffff;
iomem_resource.start = 0x10000000;
iomem_resource.end = 0xffffffff;
#ifdef CONFIG_BLK_DEV_INITRD
ROOT_DEV = MKDEV(RAMDISK_MAJOR, 0);
initrd_start = (unsigned long)&__rd_start;
initrd_end = (unsigned long)&__rd_end;
#endif
// set AUX clock to 12MHz * 8 = 96 MHz
au_writel(8, SYS_AUXPLL);
au_writel(0, SYS_PINSTATERD);
udelay(100);
#if defined (CONFIG_USB_OHCI) || defined (CONFIG_AU1000_USB_DEVICE)
#ifdef CONFIG_USB_OHCI
if ((argptr = strstr(argptr, "usb_ohci=")) == NULL) {
char usb_args[80];
argptr = prom_getcmdline();
memset(usb_args, 0, sizeof(usb_args));
sprintf(usb_args, " usb_ohci=base:0x%x,len:0x%x,irq:%d",
USB_OHCI_BASE, USB_OHCI_LEN, AU1000_USB_HOST_INT);
strcat(argptr, usb_args);
}
#endif
/* zero and disable FREQ2 */
sys_freqctrl = au_readl(SYS_FREQCTRL0);
sys_freqctrl &= ~0xFFF00000;
au_writel(sys_freqctrl, SYS_FREQCTRL0);
/* zero and disable USBH/USBD clocks */
sys_clksrc = au_readl(SYS_CLKSRC);
sys_clksrc &= ~0x00007FE0;
au_writel(sys_clksrc, SYS_CLKSRC);
sys_freqctrl = au_readl(SYS_FREQCTRL0);
sys_freqctrl &= ~0xFFF00000;
sys_clksrc = au_readl(SYS_CLKSRC);
sys_clksrc &= ~0x00007FE0;
// FREQ2 = aux/2 = 48 MHz
sys_freqctrl |= ((0<<22) | (1<<21) | (1<<20));
au_writel(sys_freqctrl, SYS_FREQCTRL0);
/*
* Route 48MHz FREQ2 into USB Host and/or Device
*/
#ifdef CONFIG_USB_OHCI
sys_clksrc |= ((4<<12) | (0<<11) | (0<<10));
#endif
#ifdef CONFIG_AU1000_USB_DEVICE
sys_clksrc |= ((4<<7) | (0<<6) | (0<<5));
#endif
au_writel(sys_clksrc, SYS_CLKSRC);
pin_func = au_readl(SYS_PINFUNC) & (u32)(~0x8000);
#ifndef CONFIG_AU1000_USB_DEVICE
// 2nd USB port is USB host
pin_func |= 0x8000;
#endif
au_writel(pin_func, SYS_PINFUNC);
#endif // defined (CONFIG_USB_OHCI) || defined (CONFIG_AU1000_USB_DEVICE)
#ifdef CONFIG_USB_OHCI
// enable host controller and wait for reset done
au_writel(0x08, USB_HOST_CONFIG);
udelay(1000);
au_writel(0x0c, USB_HOST_CONFIG);
udelay(1000);
au_readl(USB_HOST_CONFIG);
while (!(au_readl(USB_HOST_CONFIG) & 0x10))
;
au_readl(USB_HOST_CONFIG);
#endif
#ifdef CONFIG_FB
conswitchp = &dummy_con;
#endif
#ifdef CONFIG_FB_E1356
if ((argptr = strstr(argptr, "video=")) == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " video=e1356fb:system:pb1500");
}
#elif defined (CONFIG_FB_XPERT98)
if ((argptr = strstr(argptr, "video=")) == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " video=atyfb:1024x768-8@70");
}
#endif // CONFIG_FB_E1356
#ifndef CONFIG_SERIAL_NONSTANDARD
/* don't touch the default serial console */
au_writel(0, UART0_ADDR + UART_CLK);
#endif
au_writel(0, UART3_ADDR + UART_CLK);
#ifdef CONFIG_BLK_DEV_IDE
ide_ops = &std_ide_ops;
#endif
#ifdef CONFIG_PCI
// Setup PCI bus controller
au_writel(0, Au1500_PCI_CMEM);
au_writel(0x00003fff, Au1500_CFG_BASE);
#if defined(__MIPSEB__)
au_writel(0xf | (2<<6) | (1<<4), Au1500_PCI_CFG);
#else
au_writel(0xf, Au1500_PCI_CFG);
#endif
au_writel(0xf0000000, Au1500_PCI_MWMASK_DEV);
au_writel(0, Au1500_PCI_MWBASE_REV_CCL);
au_writel(0x02a00356, Au1500_PCI_STATCMD);
au_writel(0x00003c04, Au1500_PCI_HDRTYPE);
au_writel(0x00000008, Au1500_PCI_MBAR);
au_sync();
#endif
while (au_readl(SYS_COUNTER_CNTRL) & SYS_CNTRL_E0S);
au_writel(SYS_CNTRL_E0 | SYS_CNTRL_EN0, SYS_COUNTER_CNTRL);
au_sync();
while (au_readl(SYS_COUNTER_CNTRL) & SYS_CNTRL_T0S);
au_writel(0, SYS_TOYTRIM);
/* Enable BCLK switching */
au_writel(0x00000060, 0xb190003c);
#ifdef CONFIG_RTC
rtc_ops = &pb1500_rtc_ops;
// Enable the RTC if not already enabled
if (!(au_readl(0xac000028) & 0x20)) {
printk("enabling clock ...\n");
au_writel((au_readl(0xac000028) | 0x20), 0xac000028);
}
// Put the clock in BCD mode
if (readl(0xac00002C) & 0x4) { /* reg B */
au_writel(au_readl(0xac00002c) & ~0x4, 0xac00002c);
au_sync();
}
#endif
}
void __init atlas_setup(void)
{
#ifdef CONFIG_REMOTE_DEBUG
int rs_putDebugChar(char);
char rs_getDebugChar(void);
int saa9730_putDebugChar(char);
char saa9730_getDebugChar(void);
extern int (*generic_putDebugChar)(char);
extern char (*generic_getDebugChar)(void);
#endif
char *argptr;
ioport_resource.end = 0x7fffffff;
#ifdef CONFIG_SERIAL_CONSOLE
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "console=ttyS0")) == NULL) {
int i = 0;
char *s = prom_getenv("modetty0");
while(s[i] >= '0' && s[i] <= '9')
i++;
strcpy(serial_console, "ttyS0,");
strncpy(serial_console + 6, s, i);
prom_printf("Config serial console: %s\n", serial_console);
console_setup(serial_console, NULL);
}
#endif
#ifdef CONFIG_REMOTE_DEBUG
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "kgdb=ttyS")) != NULL) {
int line;
argptr += strlen("kgdb=ttyS");
if (*argptr != '0' && *argptr != '1')
printk("KGDB: Uknown serial line /dev/ttyS%c, "
"falling back to /dev/ttyS1\n", *argptr);
line = *argptr == '0' ? 0 : 1;
printk("KGDB: Using serial line /dev/ttyS%d for session\n",
line ? 1 : 0);
if(line == 0) {
rs_kgdb_hook(line);
generic_putDebugChar = rs_putDebugChar;
generic_getDebugChar = rs_getDebugChar;
} else {
saa9730_kgdb_hook();
generic_putDebugChar = saa9730_putDebugChar;
generic_getDebugChar = saa9730_getDebugChar;
}
prom_printf("KGDB: Using serial line /dev/ttyS%d for session, "
"please connect your debugger\n", line ? 1 : 0);
remote_debug = 1;
/* Breakpoints and stuff are in atlas_irq_setup() */
}
#endif
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "nofpu")) != NULL)
mips_cpu.options &= ~MIPS_CPU_FPU;
rtc_ops = &atlas_rtc_ops;
board_time_init = mips_time_init;
board_timer_setup = mips_timer_setup;
rtc_get_time = mips_rtc_get_time;
mips_reboot_setup();
}
