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path: root/drivers/clocksource/timer-ti-dm-systimer.c
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2020-05-23clocksource/drivers/timer-ti-dm: Fix spelling mistake "detectt" -> "detect"Colin Ian King1-1/+1
There is a spelling mistake in a pr_err message. Fix it. Signed-off-by: Colin Ian King <colin.king@canonical.com> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Link: https://lore.kernel.org/r/20200519224428.6195-1-colin.king@canonical.com
2020-05-23clocksource/drivers/timer-ti-dm: Fix warning for set but not usedTony Lindgren1-4/+0
We can get a warning for dmtimer_clocksource_init() with 'pa' set but not used. This was used in the earlier revisions of the code but no longer needed, so let's remove the unused pa and of_translate_address(). Let's also do it for dmtimer_clockevent_init() that has a similar issue. Reported-by: kbuild test robot <lkp@intel.com> Signed-off-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Link: https://lore.kernel.org/r/20200519155157.12804-1-tony@atomide.com
2020-05-23clocksource/drivers/timer-ti-dm: Add clockevent and clocksource supportTony Lindgren1-0/+731
We can move the TI dmtimer clockevent and clocksource to live under drivers/clocksource if we rely only on the clock framework, and handle the module configuration directly in the clocksource driver based on the device tree data. This removes the early dependency with system timers to the interconnect related code, and we can probe pretty much everything else later on at the module_init level. Let's first add a new driver for timer-ti-dm-systimer based on existing arch/arm/mach-omap2/timer.c. Then let's start moving SoCs to probe with device tree data while still keeping the old timer.c. And eventually we can just drop the old timer.c. Let's take the opportunity to switch to use readl/writel as pointed out by Daniel Lezcano <daniel.lezcano@linaro.org>. This allows further clean-up of the timer-ti-dm code the a lot of the shared helpers can just become static to the non-syster related code. Note the boards can optionally configure different timer source clocks if needed with assigned-clocks and assigned-clock-parents. Cc: linux-kernel@vger.kernel.org Cc: linux-omap@vger.kernel.org Cc: Daniel Lezcano <daniel.lezcano@linaro.org> Cc: Grygorii Strashko <grygorii.strashko@ti.com> Cc: Keerthy <j-keerthy@ti.com> Cc: Lokesh Vutla <lokeshvutla@ti.com> Cc: Rob Herring <robh@kernel.org> Cc: Tero Kristo <t-kristo@ti.com> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Link: https://lore.kernel.org/r/20200507172330.18679-3-tony@atomide.com