Hi Tomer,
change the subject to: clocksource/drivers/npcm: Add NPCM7xx timer driver
On 26/02/2018 15:36, Tomer Maimon wrote:
> Add Nuvoton BMC NPCM7xx timer driver.
>
> the clocksource Enable 24-bit TIMER0 and TIMER1 counters,
> while TIMER0 serve as clockevent and TIMER1 serve as clocksource.
>
> Signed-off-by: Tomer Maimon <tmaimon77@xxxxxxxxx>
> Reviewed-by: Brendan Higgins <brendanhiggins@xxxxxxxxxx>
[ ... ]
> +config NPCM7XX_TIMER
> + bool "NPCM7xx timer driver" if COMPILE_TEST
> + depends on HAS_IOMEM
> + select CLKSRC_MMIO
> + help
> + Enable 24-bit TIMER0 and TIMER1 counters in the NPCM7xx arcithcture,
architecture
> + While TIMER0 serves as clockevent and TIMER1 serves as clocksource.
> +
> config CADENCE_TTC_TIMER
> bool "Cadence TTC timer driver" if COMPILE_TEST
> depends on COMMON_CLK
> diff --git a/drivers/clocksource/Makefile b/drivers/clocksource/Makefile
> index d6dec4489d66..b16c1a2b9e0d 100644
> --- a/drivers/clocksource/Makefile
> +++ b/drivers/clocksource/Makefile
> @@ -55,6 +55,7 @@ obj-$(CONFIG_CLKSRC_NPS) += timer-nps.o
> obj-$(CONFIG_OXNAS_RPS_TIMER) += timer-oxnas-rps.o
> obj-$(CONFIG_OWL_TIMER) += owl-timer.o
> obj-$(CONFIG_SPRD_TIMER) += timer-sprd.o
> +obj-$(CONFIG_NPCM7XX_TIMER) += npcm7xx-timer.o
Not mandatory but if you can change to timer-npcm7xx that would be nice.
> obj-$(CONFIG_ARC_TIMERS) += arc_timer.o
[ ... ]
> +static int npcm7xx_clockevent_setnextevent(unsigned long evt,
> + struct clock_event_device *clk)
npcm7xx_timer_set_next_event()
[ ... ]
> +static int __init npcm7xx_timer_init(struct device_node *np)
> +{
> + struct clk *clk;
> + int ret;
> + u32 rate;
> +
> + clk = of_clk_get(np, 0);
> +
> + if (IS_ERR(clk)) {
> + ret = of_property_read_u32(np, "clock-frequency", &rate);
> + if (ret)
> + return ret;
> + } else {
> + clk_prepare_enable(clk);
> + rate = clk_get_rate(clk);
> + npcm7xx_to.of_clk.clk = clk;
> + }
[ ... ]
See comment on DT binding patch 1/2
> +err_timer_of_init:
> + if (!IS_ERR(clk)) {
> + clk_disable_unprepare(clk);
> + clk_put(clk);
> + }
> +
> + return ret;
> +}
> +
> +TIMER_OF_DECLARE(npcm7xx, "nuvoton,npcm750-timer", npcm7xx_timer_init);
> +
>
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