提交 8f597aca 编写于 作者: R Ralf Baechle

[MIPS] Alchemy: Remove code wrapped by dead symbol CONFIG_AU1000_USE32K

Noticed by Robert P. J. Day (rpjday@mindspring.com).
Signed-off-by: NRalf Baechle <ralf@linux-mips.org>
上级 6fec2e17
......@@ -247,33 +247,8 @@ unsigned long cal_r4koff(void)
au_writel (0, SYS_TOYWRITE);
while (au_readl(SYS_COUNTER_CNTRL) & SYS_CNTRL_C1S);
#if defined(CONFIG_AU1000_USE32K)
{
unsigned long start, end, count;
start = au_readl(SYS_RTCREAD);
start += 2;
/* wait for the beginning of a new tick
*/
while (au_readl(SYS_RTCREAD) < start);
/* Start r4k counter.
*/
write_c0_count(0);
/* Wait 0.5 seconds.
*/
end = start + (32768 / trim_divide)/2;
while (end > au_readl(SYS_RTCREAD));
count = read_c0_count();
cpu_speed = count * 2;
}
#else
cpu_speed = (au_readl(SYS_CPUPLL) & 0x0000003f) *
AU1000_SRC_CLK;
#endif
}
else {
/* The 32KHz oscillator isn't running, so assume there
......
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