Re: [RFC PATCH] clocksource: dw_apb_timer_of: support timer-based delay

2015-10-26 Thread Daniel Lezcano
On 10/20/2015 10:11 AM, Jisheng Zhang wrote: Implement an ARM delay timer to be used for udelay(). This allows us to skip the delay loop calibration at boot on Marvell BG2, BG2Q, BG2CD platforms. And after this patch, udelay() will be unaffected by CPU frequency changes. But, this driver is not

[RFC PATCH] clocksource: dw_apb_timer_of: support timer-based delay

2015-10-20 Thread Jisheng Zhang
Implement an ARM delay timer to be used for udelay(). This allows us to skip the delay loop calibration at boot on Marvell BG2, BG2Q, BG2CD platforms. And after this patch, udelay() will be unaffected by CPU frequency changes. But, this driver is not only used on ARM platforms, so I dunno how to h