diff --git a/drivers/clocksource/timer-rtl-otto.c b/drivers/clocksource/timer-rtl-otto.c index 42f702aca689..6113d2fdd4de 100644 --- a/drivers/clocksource/timer-rtl-otto.c +++ b/drivers/clocksource/timer-rtl-otto.c @@ -41,12 +41,10 @@ #define RTTM_MAX_DIVISOR GENMASK(15, 0) /* - * Timers are derived from the LXB clock frequency. Usually this is a fixed - * multiple of the 25 MHz oscillator. The 930X SOC is an exception from that. - * Its LXB clock has only dividers and uses the switch PLL of 2.45 GHz as its - * base. The only meaningful frequencies we can achieve from that are 175.000 - * MHz and 153.125 MHz. The greatest common divisor of all explained possible - * speeds is 3125000. Pin the timers to this 3.125 MHz reference frequency. + * Timers are derived from the lexra bus (LXB) clock frequency. This is 175 MHz + * on RTL930x and 200 MHz on the other platforms. With 3.125 MHz choose a common + * divisor to have enough range and detail. This provides comparability between + * the different platforms. */ #define RTTM_TICKS_PER_SEC 3125000