Re: [V3 1/3] dt-bindings: interconnect: Add EPSS L3 DT binding on SC7280

From: Rob Herring
Date: Wed Jun 02 2021 - 15:38:47 EST


On Wed, Jun 02, 2021 at 08:44:51PM +0530, Odelu Kukatla wrote:
> Add Epoch Subsystem (EPSS) L3 interconnect provider binding on SC7280
> SoCs.
>
> Signed-off-by: Odelu Kukatla <okukatla@xxxxxxxxxxxxxx>
> ---
> .../devicetree/bindings/interconnect/qcom,osm-l3.yaml | 4 +++-
> include/dt-bindings/interconnect/qcom,osm-l3.h | 10 +++++++++-
> 2 files changed, 12 insertions(+), 2 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/interconnect/qcom,osm-l3.yaml b/Documentation/devicetree/bindings/interconnect/qcom,osm-l3.yaml
> index d6a95c3..61e9a35 100644
> --- a/Documentation/devicetree/bindings/interconnect/qcom,osm-l3.yaml
> +++ b/Documentation/devicetree/bindings/interconnect/qcom,osm-l3.yaml
> @@ -18,12 +18,14 @@ properties:
> compatible:
> enum:
> - qcom,sc7180-osm-l3
> + - qcom,sc7280-epss-l3
> - qcom,sdm845-osm-l3
> - qcom,sm8150-osm-l3
> - qcom,sm8250-epss-l3
>
> reg:
> - maxItems: 1
> + minItems: 1
> + maxItems: 4

If there is more than 1 entry, you have to define what each entry is.

>
> clocks:
> items:
> diff --git a/include/dt-bindings/interconnect/qcom,osm-l3.h b/include/dt-bindings/interconnect/qcom,osm-l3.h
> index 61ef649..99534a5 100644
> --- a/include/dt-bindings/interconnect/qcom,osm-l3.h
> +++ b/include/dt-bindings/interconnect/qcom,osm-l3.h
> @@ -1,6 +1,6 @@
> /* SPDX-License-Identifier: GPL-2.0 */
> /*
> - * Copyright (C) 2019 The Linux Foundation. All rights reserved.
> + * Copyright (C) 2019, 2021 The Linux Foundation. All rights reserved.
> */
>
> #ifndef __DT_BINDINGS_INTERCONNECT_QCOM_OSM_L3_H
> @@ -11,5 +11,13 @@
>
> #define MASTER_EPSS_L3_APPS 0
> #define SLAVE_EPSS_L3_SHARED 1
> +#define SLAVE_EPSS_L3_CPU0 2
> +#define SLAVE_EPSS_L3_CPU1 3
> +#define SLAVE_EPSS_L3_CPU2 4
> +#define SLAVE_EPSS_L3_CPU3 5
> +#define SLAVE_EPSS_L3_CPU4 6
> +#define SLAVE_EPSS_L3_CPU5 7
> +#define SLAVE_EPSS_L3_CPU6 8
> +#define SLAVE_EPSS_L3_CPU7 9
>
> #endif
> --
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> a Linux Foundation Collaborative Project