[PATCH v8 2/3] clocksource: Add JH7110 timer driver
Emil Renner Berthing
emil.renner.berthing at canonical.com
Wed Dec 20 05:59:37 PST 2023
Xingyu Wu wrote:
> Add timer driver for the StarFive JH7110 SoC and select it by
> CONFIG_SOC_STARFIVE.
>
> This timer has four free-running and independent 32-bit counters.
> Each channel(counter) can trigger an interrupt when timeout even
> CPU is sleeping. So this timer is used as global timer and register
> clockevent for each CPU core after riscv-timer registration on the
> StarFive JH7110 SoC.
>
> Signed-off-by: Xingyu Wu <xingyu.wu at starfivetech.com>
> ---
> MAINTAINERS | 7 +
> arch/riscv/Kconfig.socs | 1 +
> drivers/clocksource/Kconfig | 9 +
> drivers/clocksource/Makefile | 1 +
> drivers/clocksource/timer-jh7110.c | 360 +++++++++++++++++++++++++++++
> include/linux/cpuhotplug.h | 1 +
> 6 files changed, 379 insertions(+)
> create mode 100644 drivers/clocksource/timer-jh7110.c
>
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 9104430e148e..fe0e803606a5 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -20617,6 +20617,13 @@ S: Maintained
> F: Documentation/devicetree/bindings/sound/starfive,jh7110-tdm.yaml
> F: sound/soc/starfive/jh7110_tdm.c
>
> +STARFIVE JH7110 TIMER DRIVER
> +M: Samin Guo <samin.guo at starfivetech.com>
Last time I sent a mail to samin.guo at starfivetech.com it bounced. Was that just
a temporary error?
/Emil
> +M: Xingyu Wu <xingyu.wu at starfivetech.com>
> +S: Supported
> +F: Documentation/devicetree/bindings/timer/starfive,jh7110-timer.yaml
> +F: drivers/clocksource/timer-jh7110.c
> +
> STARFIVE JH71X0 CLOCK DRIVERS
> M: Emil Renner Berthing <kernel at esmil.dk>
> M: Hal Feng <hal.feng at starfivetech.com>
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