linux-toradex.git/drivers/clocksource/timer-atmel-tcb.c, branch v6.0-rc4 Linux kernel for Apalis and Colibri modules timekeeping, clocksource: Fix various typos in comments 2021-03-22T22:06:48+00:00 Ingo Molnar mingo@kernel.org 2021-03-22T21:39:03+00:00 4bf07f6562a01a488877e05267808da7147f44a5 Fix ~56 single-word typos in timekeeping & clocksource code comments. Signed-off-by: Ingo Molnar <mingo@kernel.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: John Stultz <john.stultz@linaro.org> Cc: Stephen Boyd <sboyd@kernel.org> Cc: Daniel Lezcano <daniel.lezcano@linaro.org> Cc: linux-kernel@vger.kernel.org 
Fix ~56 single-word typos in timekeeping & clocksource code comments.

Signed-off-by: Ingo Molnar <mingo@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Stephen Boyd <sboyd@kernel.org>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: linux-kernel@vger.kernel.org
clocksource/drivers/timer-atmel-tcb: Add sama5d2 support 2020-07-11T16:58:24+00:00 Alexandre Belloni alexandre.belloni@bootlin.com 2020-07-10T23:08:13+00:00 467ae18aa057c44417afc92896879c2fb37a8b65 The first divisor for the sama5d2 is actually the gclk selector. Because the currently remaining divisors are fitting the use case, currently ensure it is skipped. Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Link: https://lore.kernel.org/r/20200710230813.1005150-10-alexandre.belloni@bootlin.com 
The first divisor for the sama5d2 is actually the gclk selector. Because
the currently remaining divisors are fitting the use case, currently ensure
it is skipped.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20200710230813.1005150-10-alexandre.belloni@bootlin.com
clocksource/drivers/timer-atmel-tcb: Allow selecting first divider 2020-07-11T16:58:18+00:00 Alexandre Belloni alexandre.belloni@bootlin.com 2020-07-10T23:08:12+00:00 501465d5d7af63af5942cf6af783952bdd757c52 The divider selection algorithm never allowed to get index 0. It was also continuing to look for dividers, trying to find the slow clock selection. This is not necessary anymore. Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Link: https://lore.kernel.org/r/20200710230813.1005150-9-alexandre.belloni@bootlin.com 
The divider selection algorithm never allowed to get index 0. It was also
continuing to look for dividers, trying to find the slow clock selection.
This is not necessary anymore.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20200710230813.1005150-9-alexandre.belloni@bootlin.com
clocksource/drivers/timer-atmel-tcb: Stop using the 32kHz for clockevents 2020-07-11T16:58:12+00:00 Alexandre Belloni alexandre.belloni@bootlin.com 2020-07-10T23:08:11+00:00 ef1d6a20e06397f4a28f23524cdb4611fd629063 Stop using the slow clock as the clock source for 32 bit counters because even at 10MHz, they are able to handle delays up to two minutes. This provides a way better resolution. Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Link: https://lore.kernel.org/r/20200710230813.1005150-8-alexandre.belloni@bootlin.com 
Stop using the slow clock as the clock source for 32 bit counters because
even at 10MHz, they are able to handle delays up to two minutes. This
provides a way better resolution.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20200710230813.1005150-8-alexandre.belloni@bootlin.com
clocksource/drivers/timer-atmel-tcb: Fill tcb_config 2020-07-11T16:58:04+00:00 Alexandre Belloni alexandre.belloni@bootlin.com 2020-07-10T23:08:10+00:00 d2c60dcf86fabb542b96b4444ca81be0b1b30099 Use the tcb_config and struct atmel_tcb_config to get the timer counter width. This is necessary because atmel_tcb_config will be extended later on. Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Link: https://lore.kernel.org/r/20200710230813.1005150-7-alexandre.belloni@bootlin.com 
Use the tcb_config and struct atmel_tcb_config to get the timer counter
width. This is necessary because atmel_tcb_config will be extended later
on.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20200710230813.1005150-7-alexandre.belloni@bootlin.com
clocksource/drivers/timer-atmel-tcb: Rework 32khz clock selection 2020-07-11T16:57:58+00:00 Alexandre Belloni alexandre.belloni@bootlin.com 2020-07-10T23:08:09+00:00 228e21848623e0ce54a1a3d7857b444813e49b2e On all the supported SoCs, the slow clock is always ATMEL_TC_TIMER_CLOCK5, avoid looking it up and pass it directly to setup_clkevents. Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Link: https://lore.kernel.org/r/20200710230813.1005150-6-alexandre.belloni@bootlin.com 
On all the supported SoCs, the slow clock is always ATMEL_TC_TIMER_CLOCK5,
avoid looking it up and pass it directly to setup_clkevents.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20200710230813.1005150-6-alexandre.belloni@bootlin.com
clocksource/drivers/tcb_clksrc: Register delay timer 2019-08-26T22:31:39+00:00 Alexandre Belloni alexandre.belloni@bootlin.com 2019-08-13T13:30:50+00:00 1ce861cec03c79a68bae81a7e039edae46b2c493 Implement and register delay timer to allow get_cycles() to work properly. Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> 
Implement and register delay timer to allow get_cycles() to work properly.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
clocksource/drivers/timer-atmel-tcb: Convert tc_clksrc_suspend|resume() to static 2019-05-02T19:55:58+00:00 kbuild test robot lkp@intel.com 2019-04-26T21:47:17+00:00 7ebe68100418bd196cd4d638655e60d17c412d56 Statisticize tc_clksrc_suspend and tc_clksrc_resume. Signed-off-by: kbuild test robot <lkp@intel.com> Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> 
Statisticize tc_clksrc_suspend and tc_clksrc_resume.

Signed-off-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
clocksource/drivers/tcb_clksrc: Rename the file for consistency 2019-05-02T19:55:58+00:00 Alexandre Belloni alexandre.belloni@bootlin.com 2019-04-26T21:47:16+00:00 a7aae768166e1fff342cfe3ab506e657b7ea8044 For the sake of consistency, let's rename the file to a name similar to other file names in this directory. Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> 
For the sake of consistency, let's rename the file to a name similar
to other file names in this directory.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>