diff mbox series

[V2,16/21] clocksource/timer-riscv: Add ACPI support

Message ID 20230216182043.1946553-17-sunilvl@ventanamicro.com
State Superseded
Headers show
Series Add basic ACPI support for RISC-V | expand

Commit Message

Sunil V L Feb. 16, 2023, 6:20 p.m. UTC 
Initialize the timer driver based on RHCT table on ACPI based
platforms.

Signed-off-by: Sunil V L <sunilvl@ventanamicro.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---
 drivers/clocksource/timer-riscv.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

Comments

Andrew Jones Feb. 20, 2023, 7:51 p.m. UTC | #1 
On Thu, Feb 16, 2023 at 11:50:38PM +0530, Sunil V L wrote:
> Initialize the timer driver based on RHCT table on ACPI based
> platforms.
> 
> Signed-off-by: Sunil V L <sunilvl@ventanamicro.com>
> Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> ---
>  drivers/clocksource/timer-riscv.c | 11 +++++++++++
>  1 file changed, 11 insertions(+)
> 
> diff --git a/drivers/clocksource/timer-riscv.c b/drivers/clocksource/timer-riscv.c
> index 2ae8e300d303..5fb0eac52bdd 100644
> --- a/drivers/clocksource/timer-riscv.c
> +++ b/drivers/clocksource/timer-riscv.c
> @@ -10,6 +10,7 @@
>  
>  #define pr_fmt(fmt) "riscv-timer: " fmt
>  
> +#include <linux/acpi.h>
>  #include <linux/clocksource.h>
>  #include <linux/clockchips.h>
>  #include <linux/cpu.h>
> @@ -201,3 +202,13 @@ static int __init riscv_timer_init_dt(struct device_node *n)
>  }
>  
>  TIMER_OF_DECLARE(riscv_timer, "riscv", riscv_timer_init_dt);
> +
> +#ifdef CONFIG_ACPI
> +static int __init riscv_timer_acpi_init(struct acpi_table_header *table)
> +{
> +	return riscv_timer_init_common();
> +}
> +
> +TIMER_ACPI_DECLARE(aclint_mtimer, ACPI_SIG_RHCT, riscv_timer_acpi_init);
> +
> +#endif
> -- 
> 2.34.1
>

This could probably be squashed into the last patch, but anyway

Reviewed-by: Andrew Jones <ajones@ventanamicro.com>

Thanks,
drew
diff mbox series

Patch

diff --git a/drivers/clocksource/timer-riscv.c b/drivers/clocksource/timer-riscv.c
index 2ae8e300d303..5fb0eac52bdd 100644
--- a/drivers/clocksource/timer-riscv.c
+++ b/drivers/clocksource/timer-riscv.c
@@ -10,6 +10,7 @@ 
 
 #define pr_fmt(fmt) "riscv-timer: " fmt
 
+#include <linux/acpi.h>
 #include <linux/clocksource.h>
 #include <linux/clockchips.h>
 #include <linux/cpu.h>
@@ -201,3 +202,13 @@  static int __init riscv_timer_init_dt(struct device_node *n)
 }
 
 TIMER_OF_DECLARE(riscv_timer, "riscv", riscv_timer_init_dt);
+
+#ifdef CONFIG_ACPI
+static int __init riscv_timer_acpi_init(struct acpi_table_header *table)
+{
+	return riscv_timer_init_common();
+}
+
+TIMER_ACPI_DECLARE(aclint_mtimer, ACPI_SIG_RHCT, riscv_timer_acpi_init);
+
+#endif