From: Conor Dooley <conor@kernel.org> To: Prabhakar <prabhakar.csengg@gmail.com> Cc: Arnd Bergmann <arnd@arndb.de>, Conor Dooley <conor.dooley@microchip.com>, Geert Uytterhoeven <geert+renesas@glider.be>, Heiko Stuebner <heiko@sntech.de>, Guo Ren <guoren@kernel.org>, Andrew Jones <ajones@ventanamicro.com>, Rob Herring <robh+dt@kernel.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>, Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>, "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" <devicetree@vger.kernel.org>, open list <linux-kernel@vger.kernel.org>, linux-riscv@lists.infradead.org, linux-renesas-soc@vger.kernel.org, Rob Herring <robh@kernel.org> Subject: Re: [PATCH v6 4/6] dt-bindings: cache: r9a07g043f-l2-cache: Add DT binding documentation for L2 cache controller Date: Fri, 6 Jan 2023 21:53:42 +0000 [thread overview] Message-ID: <Y7iYZqKcoRycsoTg@spud> (raw) In-Reply-To: <20230106185526.260163-5-prabhakar.mahadev-lad.rj@bp.renesas.com> [-- Attachment #1: Type: text/plain, Size: 2615 bytes --] On Fri, Jan 06, 2023 at 06:55:24PM +0000, Prabhakar wrote: > From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> > > Add DT binding documentation for L2 cache controller found on RZ/Five SoC. > > The Renesas RZ/Five microprocessor includes a RISC-V CPU Core (AX45MP > Single) from Andes. The AX45MP core has an L2 cache controller, this patch > describes the L2 cache block. > > Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> > Reviewed-by: Rob Herring <robh@kernel.org> > --- > v5 -> v6 > * Included RB tag from Geert I think not! > v4 -> v5 > * Dropped L2 cache configuration properties > * Dropped PMA configuration properties > * Ordered the required list to match the properties list > > RFC v3 -> v4 > * Dropped l2 cache configuration parameters > * s/larger/large > * Added minItems/maxItems for andestech,pma-regions > --- > .../cache/andestech,ax45mp-cache.yaml | 81 +++++++++++++++++++ > 1 file changed, 81 insertions(+) > create mode 100644 Documentation/devicetree/bindings/cache/andestech,ax45mp-cache.yaml > > diff --git a/Documentation/devicetree/bindings/cache/andestech,ax45mp-cache.yaml b/Documentation/devicetree/bindings/cache/andestech,ax45mp-cache.yaml > new file mode 100644 > index 000000000000..9f0be4835ad7 > --- /dev/null > +++ b/Documentation/devicetree/bindings/cache/andestech,ax45mp-cache.yaml > @@ -0,0 +1,81 @@ > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) > +# Copyright (C) 2022 Renesas Electronics Corp. > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/cache/andestech,ax45mp-cache.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Andestech AX45MP L2 Cache Controller > + > +maintainers: > + - Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> > + > +description: > + A level-2 cache (L2C) is used to improve the system performance by providing > + a large amount of cache line entries and reasonable access delays. The L2C > + is shared between cores, and a non-inclusive non-exclusive policy is used. > + > +select: > + properties: > + compatible: > + contains: > + enum: > + - andestech,ax45mp-cache > + > + required: > + - compatible > + > +properties: > + compatible: > + items: > + - const: andestech,ax45mp-cache > + - const: cache You might find value in a specific compatible for your SoC & enforce constraints for it. Or you might not & I don't care either way :) Reviewed-by: Conor Dooley <conor.dooley@microchip.com> Thanks, Conor. [-- Attachment #2: signature.asc --] [-- Type: application/pgp-signature, Size: 228 bytes --]
WARNING: multiple messages have this Message-ID (diff)
From: Conor Dooley <conor@kernel.org> To: Prabhakar <prabhakar.csengg@gmail.com> Cc: Arnd Bergmann <arnd@arndb.de>, Conor Dooley <conor.dooley@microchip.com>, Geert Uytterhoeven <geert+renesas@glider.be>, Heiko Stuebner <heiko@sntech.de>, Guo Ren <guoren@kernel.org>, Andrew Jones <ajones@ventanamicro.com>, Rob Herring <robh+dt@kernel.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>, Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>, "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" <devicetree@vger.kernel.org>, open list <linux-kernel@vger.kernel.org>, linux-riscv@lists.infradead.org, linux-renesas-soc@vger.kernel.org, Rob Herring <robh@kernel.org> Subject: Re: [PATCH v6 4/6] dt-bindings: cache: r9a07g043f-l2-cache: Add DT binding documentation for L2 cache controller Date: Fri, 6 Jan 2023 21:53:42 +0000 [thread overview] Message-ID: <Y7iYZqKcoRycsoTg@spud> (raw) In-Reply-To: <20230106185526.260163-5-prabhakar.mahadev-lad.rj@bp.renesas.com> [-- Attachment #1.1: Type: text/plain, Size: 2615 bytes --] On Fri, Jan 06, 2023 at 06:55:24PM +0000, Prabhakar wrote: > From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> > > Add DT binding documentation for L2 cache controller found on RZ/Five SoC. > > The Renesas RZ/Five microprocessor includes a RISC-V CPU Core (AX45MP > Single) from Andes. The AX45MP core has an L2 cache controller, this patch > describes the L2 cache block. > > Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> > Reviewed-by: Rob Herring <robh@kernel.org> > --- > v5 -> v6 > * Included RB tag from Geert I think not! > v4 -> v5 > * Dropped L2 cache configuration properties > * Dropped PMA configuration properties > * Ordered the required list to match the properties list > > RFC v3 -> v4 > * Dropped l2 cache configuration parameters > * s/larger/large > * Added minItems/maxItems for andestech,pma-regions > --- > .../cache/andestech,ax45mp-cache.yaml | 81 +++++++++++++++++++ > 1 file changed, 81 insertions(+) > create mode 100644 Documentation/devicetree/bindings/cache/andestech,ax45mp-cache.yaml > > diff --git a/Documentation/devicetree/bindings/cache/andestech,ax45mp-cache.yaml b/Documentation/devicetree/bindings/cache/andestech,ax45mp-cache.yaml > new file mode 100644 > index 000000000000..9f0be4835ad7 > --- /dev/null > +++ b/Documentation/devicetree/bindings/cache/andestech,ax45mp-cache.yaml > @@ -0,0 +1,81 @@ > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) > +# Copyright (C) 2022 Renesas Electronics Corp. > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/cache/andestech,ax45mp-cache.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Andestech AX45MP L2 Cache Controller > + > +maintainers: > + - Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> > + > +description: > + A level-2 cache (L2C) is used to improve the system performance by providing > + a large amount of cache line entries and reasonable access delays. The L2C > + is shared between cores, and a non-inclusive non-exclusive policy is used. > + > +select: > + properties: > + compatible: > + contains: > + enum: > + - andestech,ax45mp-cache > + > + required: > + - compatible > + > +properties: > + compatible: > + items: > + - const: andestech,ax45mp-cache > + - const: cache You might find value in a specific compatible for your SoC & enforce constraints for it. Or you might not & I don't care either way :) Reviewed-by: Conor Dooley <conor.dooley@microchip.com> Thanks, Conor. [-- Attachment #1.2: signature.asc --] [-- Type: application/pgp-signature, Size: 228 bytes --] [-- Attachment #2: Type: text/plain, Size: 161 bytes --] _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv
next prev parent reply other threads:[~2023-01-06 21:54 UTC|newest] Thread overview: 73+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-01-06 18:55 [PATCH v6 0/6] RISC-V non-coherent function pointer based cache management operations + non-coherent DMA support for AX45MP Prabhakar 2023-01-06 18:55 ` Prabhakar 2023-01-06 18:55 ` [RFC PATCH v6 1/6] riscv: mm: dma-noncoherent: Switch using function pointers for cache management Prabhakar 2023-01-06 18:55 ` Prabhakar 2023-01-06 22:31 ` Arnd Bergmann 2023-01-06 23:29 ` Conor Dooley 2023-01-06 23:29 ` Conor Dooley 2023-01-07 21:52 ` Arnd Bergmann 2023-01-07 21:52 ` Arnd Bergmann 2023-01-07 22:21 ` Conor Dooley 2023-01-07 22:21 ` Conor Dooley 2023-01-08 16:37 ` Conor Dooley 2023-01-08 16:37 ` Conor Dooley 2023-01-07 22:10 ` Lad, Prabhakar 2023-01-07 22:10 ` Lad, Prabhakar 2023-01-08 0:07 ` Arnd Bergmann 2023-01-08 0:07 ` Arnd Bergmann 2023-01-09 12:03 ` Lad, Prabhakar 2023-01-09 12:03 ` Lad, Prabhakar 2023-01-09 12:59 ` Arnd Bergmann 2023-01-09 12:59 ` Arnd Bergmann 2023-01-09 13:27 ` Conor Dooley 2023-01-09 13:27 ` Conor Dooley 2023-01-10 7:01 ` Christoph Hellwig 2023-01-10 7:01 ` Christoph Hellwig 2023-01-10 15:03 ` Arnd Bergmann 2023-01-10 15:03 ` Arnd Bergmann 2023-01-10 15:11 ` Will Deacon 2023-01-10 15:11 ` Will Deacon 2023-01-13 5:48 ` Christoph Hellwig 2023-01-13 5:48 ` Christoph Hellwig 2023-01-20 17:04 ` Arnd Bergmann 2023-01-20 17:04 ` Arnd Bergmann 2023-01-21 14:37 ` Christoph Hellwig 2023-01-21 14:37 ` Christoph Hellwig 2023-01-21 19:30 ` Arnd Bergmann 2023-01-21 19:30 ` Arnd Bergmann 2023-01-22 7:27 ` Christoph Hellwig 2023-01-22 7:27 ` Christoph Hellwig 2023-01-22 11:04 ` Arnd Bergmann 2023-01-22 11:04 ` Arnd Bergmann 2023-01-23 14:46 ` Christoph Hellwig 2023-01-23 14:46 ` Christoph Hellwig 2023-01-06 23:47 ` Conor Dooley 2023-01-06 23:47 ` Conor Dooley 2023-01-07 22:36 ` Lad, Prabhakar 2023-01-07 22:36 ` Lad, Prabhakar 2023-01-06 18:55 ` [PATCH v6 2/6] riscv: asm: vendorid_list: Add Andes Technology to the vendors list Prabhakar 2023-01-06 18:55 ` Prabhakar 2023-01-06 18:55 ` [PATCH v6 3/6] riscv: errata: Add Andes alternative ports Prabhakar 2023-01-06 18:55 ` Prabhakar 2023-01-06 21:44 ` Conor Dooley 2023-01-06 21:44 ` Conor Dooley 2023-01-06 18:55 ` [PATCH v6 4/6] dt-bindings: cache: r9a07g043f-l2-cache: Add DT binding documentation for L2 cache controller Prabhakar 2023-01-06 18:55 ` Prabhakar 2023-01-06 21:53 ` Conor Dooley [this message] 2023-01-06 21:53 ` Conor Dooley 2023-01-07 20:43 ` Lad, Prabhakar 2023-01-07 20:43 ` Lad, Prabhakar 2023-01-09 12:15 ` Geert Uytterhoeven 2023-01-09 12:15 ` Geert Uytterhoeven 2023-01-09 13:14 ` Lad, Prabhakar 2023-01-09 13:14 ` Lad, Prabhakar 2023-01-06 18:55 ` [PATCH v6 5/6] cache: Add L2 cache management for Andes AX45MP RISC-V core Prabhakar 2023-01-06 18:55 ` Prabhakar 2023-01-07 0:09 ` Conor Dooley 2023-01-07 0:09 ` Conor Dooley 2023-01-07 20:49 ` Lad, Prabhakar 2023-01-07 20:49 ` Lad, Prabhakar 2023-01-06 18:55 ` [PATCH v6 6/6] soc: renesas: Kconfig: Select the required configs for RZ/Five SoC Prabhakar 2023-01-06 18:55 ` Prabhakar 2023-01-06 23:49 ` Conor Dooley 2023-01-06 23:49 ` Conor Dooley
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