示例#1
0
文件: setup.c 项目: anchowee/linino
const char *
get_system_type(void)
{
	static char s[32];

	if (bcm947xx_sbh) {
		sprintf(s, "Broadcom BCM%X chip rev %d", sb_chip(bcm947xx_sbh),
			sb_chiprev(bcm947xx_sbh));
		return s;
	}
	else
		return "Broadcom BCM947XX";
}
示例#2
0
文件: time.c 项目: prime5711/blackbox
void __init bcm947xx_time_init(void)
{
	unsigned int hz;
	extifregs_t *eir;

	/*
	 * Use deterministic values for initial counter interrupt
	 * so that calibrate delay avoids encountering a counter wrap.
	 */
	write_c0_count(0);
	write_c0_compare(0xffff);

	if (!(hz = sb_mips_clock(sbh)))
		hz = 100000000;

#if defined(CONFIG_BCM94702_CPCI) || defined(CONFIG_BCM94704_CPCI)
	/* Init RTC */

	rtc17xx_tod_init();
	rtc17xx_tod_print();
	/* Use RTC from local bus */
	rtc_get_time = rtc17xx_get_time;
	rtc_set_time = rtc17xx_set_time;
#endif
	printk("CPU: BCM%04x rev %d at %d MHz\n", sb_chip(sbh),
	       sb_chiprev(sbh), (hz + 500000) / 1000000);

	/* Set MIPS counter frequency for fixed_rate_gettimeoffset() */
	mips_hpt_frequency = hz / 2;

	/* Set watchdog interval in ms */
	watchdog = simple_strtoul(nvram_safe_get("watchdog"), NULL, 0);

	/* Set panic timeout in seconds */
	panic_timeout = watchdog / 1000;

	/* Setup blink */
	if ((eir = sb_setcore(sbh, SB_EXTIF, 0))) {
		sbconfig_t *sb =
		    (sbconfig_t *) ((unsigned int) eir + SBCONFIGOFF);
		unsigned long base =
		    EXTIF_CFGIF_BASE(sb_base
				     (readl((void *) (&sb->sbadmatch1))));
		mcr = (u8 *) ioremap_nocache(base + UART_MCR, 1);
	}
}