#include <linux/delay.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
-#ifdef CONFIG_SERIAL_TXX9
-#include <linux/serial_core.h>
-#endif
-#include <asm/txx9tmr.h>
-#include <asm/txx9pio.h>
#include <asm/reboot.h>
+#include <asm/txx9pio.h>
#include <asm/txx9/generic.h>
#include <asm/txx9/pci.h>
#include <asm/txx9/jmr3927.h>
#include <asm/mipsregs.h>
-/* don't enable - see errata */
-static int jmr3927_ccfg_toeon;
-
static void jmr3927_machine_restart(char *command)
{
local_irq_disable();
static void __init jmr3927_time_init(void)
{
- txx9_clockevent_init(TX3927_TMR_REG(0),
- JMR3927_IRQ_IRC_TMR(0),
- JMR3927_IMCLK);
- txx9_clocksource_init(TX3927_TMR_REG(1), JMR3927_IMCLK);
+ tx3927_time_init(0, 1);
}
#define DO_WRITE_THROUGH
_machine_restart = jmr3927_machine_restart;
- /* Reboot on panic */
- panic_timeout = 180;
-
/* cache setup */
{
unsigned int conf;
#endif
conf = read_c0_conf();
- conf &= ~(TX39_CONF_ICE | TX39_CONF_DCE | TX39_CONF_WBON | TX39_CONF_CWFON);
+ 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;
/* 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 = (unsigned char __iomem *)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);
- }
- }
+ tx3927_sio_init(0, 1 << 1); /* ch1: noCTS */
#ifdef CONFIG_SERIAL_TXX9_CONSOLE
argptr = prom_getcmdline();
- if ((argptr = strstr(argptr, "console=")) == NULL) {
- argptr = prom_getcmdline();
+ if (!strstr(argptr, "console="))
strcat(argptr, " console=ttyS1,115200");
- }
-#endif
#endif
}
-static void tx3927_setup(void);
-
static void __init jmr3927_pci_setup(void)
{
#ifdef CONFIG_PCI
static void __init jmr3927_board_init(void)
{
- tx3927_setup();
- jmr3927_pci_setup();
-
- /* SIO0 DTR on */
- jmr3927_ioc_reg_out(0, JMR3927_IOC_DTR_ADDR);
-
- jmr3927_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());
-}
-
-static void __init tx3927_setup(void)
-{
- int i;
-
txx9_cpu_clock = JMR3927_CORECLK;
- txx9_gbus_clock = JMR3927_GBUSCLK;
/* SDRAMC are configured by PROM */
/* ROMC */
tx3927_romcptr->cr[3] = JMR3927_ROMCE3 | 0x0003f698;
tx3927_romcptr->cr[5] = JMR3927_ROMCE5 | 0x0000f218;
- /* CCFG */
- /* enable Timeout BusError */
- if (jmr3927_ccfg_toeon)
- tx3927_ccfgptr->ccfg |= TX3927_CCFG_TOE;
-
- /* clear BusErrorOnWrite flag */
- tx3927_ccfgptr->ccfg &= ~TX3927_CCFG_BEOW;
- /* Disable PCI snoop */
- tx3927_ccfgptr->ccfg &= ~TX3927_CCFG_PSNP;
- /* do reset on watchdog */
- tx3927_ccfgptr->ccfg |= TX3927_CCFG_WR;
-
-#ifdef DO_WRITE_THROUGH
- /* Enable PCI SNOOP - with write through only */
- tx3927_ccfgptr->ccfg |= TX3927_CCFG_PSNP;
-#endif
-
/* Pin selection */
tx3927_ccfgptr->pcfg &= ~TX3927_PCFG_SELALL;
tx3927_ccfgptr->pcfg |=
TX3927_PCFG_SELSIOC(0) | TX3927_PCFG_SELSIO_ALL |
(TX3927_PCFG_SELDMA_ALL & ~TX3927_PCFG_SELDMA(1));
- printk("TX3927 -- CRIR:%08lx CCFG:%08lx PCFG:%08lx\n",
- tx3927_ccfgptr->crir,
- tx3927_ccfgptr->ccfg, tx3927_ccfgptr->pcfg);
-
- /* TMR */
- for (i = 0; i < TX3927_NR_TMR; i++)
- txx9_tmr_init(TX3927_TMR_REG(i));
-
- /* DMA */
- tx3927_dmaptr->mcr = 0;
- for (i = 0; i < ARRAY_SIZE(tx3927_dmaptr->ch); i++) {
- /* reset channel */
- tx3927_dmaptr->ch[i].ccr = TX3927_DMA_CCR_CHRST;
- tx3927_dmaptr->ch[i].ccr = 0;
- }
- /* enable DMA */
-#ifdef __BIG_ENDIAN
- tx3927_dmaptr->mcr = TX3927_DMA_MCR_MSTEN;
-#else
- tx3927_dmaptr->mcr = TX3927_DMA_MCR_MSTEN | TX3927_DMA_MCR_LE;
-#endif
+ tx3927_setup();
- /* PIO */
/* PIO[15:12] connected to LEDs */
__raw_writel(0x0000f000, &tx3927_pioptr->dir);
- __raw_writel(0, &tx3927_pioptr->maskcpu);
- __raw_writel(0, &tx3927_pioptr->maskext);
- txx9_gpio_init(TX3927_PIO_REG, 0, 16);
gpio_request(11, "dipsw1");
gpio_request(10, "dipsw2");
- {
- unsigned int conf;
- conf = read_c0_conf();
- if (!(conf & TX39_CONF_ICE))
- printk("TX3927 I-Cache disabled.\n");
- if (!(conf & TX39_CONF_DCE))
- printk("TX3927 D-Cache disabled.\n");
- else if (!(conf & TX39_CONF_WBON))
- printk("TX3927 D-Cache WriteThrough.\n");
- else if (!(conf & TX39_CONF_CWFON))
- printk("TX3927 D-Cache WriteBack.\n");
- else
- printk("TX3927 D-Cache WriteBack (CWF) .\n");
- }
+ jmr3927_pci_setup();
+
+ /* SIO0 DTR on */
+ jmr3927_ioc_reg_out(0, JMR3927_IOC_DTR_ADDR);
+
+ jmr3927_led_set(0);
+
+ printk(KERN_INFO
+ "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());
}
/* This trick makes rtc-ds1742 driver usable as is. */
#endif
}
-static int __init jmr3927_rtc_init(void)
+static void __init jmr3927_rtc_init(void)
{
static struct resource __initdata res = {
.start = JMR3927_IOC_NVRAMB_ADDR - IO_BASE,
.end = JMR3927_IOC_NVRAMB_ADDR - IO_BASE + 0x800 - 1,
.flags = IORESOURCE_MEM,
};
- struct platform_device *dev;
- dev = platform_device_register_simple("rtc-ds1742", -1, &res, 1);
- return IS_ERR(dev) ? PTR_ERR(dev) : 0;
-}
-
-/* Watchdog support */
-
-static int __init txx9_wdt_init(unsigned long base)
-{
- struct resource res = {
- .start = base,
- .end = base + 0x100 - 1,
- .flags = IORESOURCE_MEM,
- };
- struct platform_device *dev =
- platform_device_register_simple("txx9wdt", -1, &res, 1);
- return IS_ERR(dev) ? PTR_ERR(dev) : 0;
-}
-
-static int __init jmr3927_wdt_init(void)
-{
- return txx9_wdt_init(TX3927_TMR_REG(2));
+ platform_device_register_simple("rtc-ds1742", -1, &res, 1);
}
static void __init jmr3927_device_init(void)
{
__swizzle_addr_b = jmr3927_swizzle_addr_b;
jmr3927_rtc_init();
- jmr3927_wdt_init();
+ tx3927_wdt_init();
}
struct txx9_board_vec jmr3927_vec __initdata = {
git.openpandora.org / pandora-kernel.git / blobdiff