[PATCH 2/9] ARM: perf: add devicetree bindings for 11MPcore, A5, A7 and A15 PMUs

[robherring2@gmail.com (Rob Herring)]

On 08/10/2012 12:36 PM, Will Deacon wrote:
> This patch adds separate devicetree bindings for 11MPcore and
> Cortex-{A5,A7,A15} PMUs in preparation for improved devicetree parsing
> in the ARM perf-event CPU PMU driver.
> 
> Cc: Grant Likely <grant.likely@secretlab.ca>
> Cc: Rob Herring <rob.herring@calxeda.com>
> Signed-off-by: Will Deacon <will.deacon@arm.com>
> ---

Acked-by: Rob Herring <rob.herring@calxeda.com>


>  Documentation/devicetree/bindings/arm/pmu.txt |    4 ++++
>  arch/arm/kernel/perf_event.c                  |    6 +++++-
>  2 files changed, 9 insertions(+), 1 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/arm/pmu.txt b/Documentation/devicetree/bindings/arm/pmu.txt
> index 1c044eb..343781b 100644
> --- a/Documentation/devicetree/bindings/arm/pmu.txt
> +++ b/Documentation/devicetree/bindings/arm/pmu.txt
> @@ -7,8 +7,12 @@ representation in the device tree should be done as under:-
>  Required properties:
>  
>  - compatible : should be one of
> +	"arm,cortex-a15-pmu"
>  	"arm,cortex-a9-pmu"
>  	"arm,cortex-a8-pmu"
> +	"arm,cortex-a7-pmu"
> +	"arm,cortex-a5-pmu"
> +	"arm,arm11mpcore-pmu"
>  	"arm,arm1176-pmu"
>  	"arm,arm1136-pmu"
>  - interrupts : 1 combined interrupt or 1 per core.
> diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c
> index c44647e..3aa3388 100644
> --- a/arch/arm/kernel/perf_event.c
> +++ b/arch/arm/kernel/perf_event.c
> @@ -646,10 +646,14 @@ arch_initcall(cpu_pmu_reset);
>   * PMU platform driver and devicetree bindings.
>   */
>  static struct of_device_id armpmu_of_device_ids[] = {
> +	{.compatible = "arm,cortex-a15-pmu"},
>  	{.compatible = "arm,cortex-a9-pmu"},
>  	{.compatible = "arm,cortex-a8-pmu"},
> -	{.compatible = "arm,arm1136-pmu"},
> +	{.compatible = "arm,cortex-a7-pmu"},
> +	{.compatible = "arm,cortex-a5-pmu"},
> +	{.compatible = "arm,arm11mpcore-pmu"},
>  	{.compatible = "arm,arm1176-pmu"},
> +	{.compatible = "arm,arm1136-pmu"},
>  	{},
>  };
>  
>