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Sun, 11 Jun 2023 13:45:44 -0700 (PDT) Date: Sun, 11 Jun 2023 23:45:41 +0300 From: Serge Semin To: Sebastian Reichel Cc: Heiko Stuebner , Rob Herring , Krzysztof Kozlowski , Damien Le Moal , Vinod Koul , Kishon Vijay Abraham I , linux-ide@vger.kernel.org, linux-phy@lists.infradead.org, linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, kernel@collabora.com Subject: Re: [PATCH v3 2/5] dt-bindings: ata: dwc-ahci: add Rockchip RK3588 Message-ID: <20230611204541.ml3ekvsj4qnlmc2s@mobilestation> References: <20230608162238.50078-1-sebastian.reichel@collabora.com> <20230608162238.50078-3-sebastian.reichel@collabora.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20230608162238.50078-3-sebastian.reichel@collabora.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230611_134547_468069_79E236DA X-CRM114-Status: GOOD ( 21.31 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org On Thu, Jun 08, 2023 at 06:22:35PM +0200, Sebastian Reichel wrote: > This adds Rockchip RK3588 AHCI binding. In order to narrow down the > allowed clocks without bloating the generic binding, the description > of Rockchip's AHCI controllers has been moved to its own file. > > Signed-off-by: Sebastian Reichel > --- > .../bindings/ata/rockchip,dwc-ahci.yaml | 114 ++++++++++++++++++ > .../bindings/ata/snps,dwc-ahci.yaml | 17 ++- > 2 files changed, 125 insertions(+), 6 deletions(-) > create mode 100644 Documentation/devicetree/bindings/ata/rockchip,dwc-ahci.yaml > > diff --git a/Documentation/devicetree/bindings/ata/rockchip,dwc-ahci.yaml b/Documentation/devicetree/bindings/ata/rockchip,dwc-ahci.yaml > new file mode 100644 > index 000000000000..86da9bd594a7 > --- /dev/null > +++ b/Documentation/devicetree/bindings/ata/rockchip,dwc-ahci.yaml > @@ -0,0 +1,114 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/ata/rockchip,dwc-ahci.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Synopsys DWC AHCI SATA controller for Rockchip devices > + > +maintainers: > + - Serge Semin > + > +description: > + This document defines device tree bindings for the Synopsys DWC > + implementation of the AHCI SATA controller found in Rockchip > + devices. > + > +select: > + properties: > + compatible: > + contains: > + enum: > + - rockchip,rk3568-dwc-ahci > + - rockchip,rk3588-dwc-ahci > + required: > + - compatible > + > +properties: > + compatible: > + items: > + - enum: > + - rockchip,rk3568-dwc-ahci > + - rockchip,rk3588-dwc-ahci > + - const: snps,dwc-ahci > + > + ports-implemented: > + const: 1 > + > +patternProperties: > + "^sata-port@[0-9a-e]$": > + $ref: /schemas/ata/snps,dwc-ahci-common.yaml#/$defs/dwc-ahci-port > + What about adding the "reg" property constraints? Seeing the "ports-implemented" property is supposed to be "1" the "reg" property should be zero for all the Rockchip AHCI SATA controllers. Right? > + unevaluatedProperties: false > + > +required: > + - compatible > + - reg > + - interrupts > + - clocks > + - clock-names > + - ports-implemented > + > +allOf: > + - $ref: snps,dwc-ahci-common.yaml# > + - if: > + properties: > + compatible: > + contains: > + enum: > + - rockchip,rk3588-dwc-ahci > + then: > + properties: > + clock-names: > + items: > + - const: sata > + - const: pmalive > + - const: rxoob > + - const: ref > + - const: asic The "clocks" property constraints could have been added too. Right? > + - if: > + properties: > + compatible: > + contains: > + enum: > + - rockchip,rk3568-dwc-ahci > + then: > + properties: > + clock-names: > + items: > + - const: sata > + - const: pmalive > + - const: rxoob ditto > + > +unevaluatedProperties: false > + > +examples: > + - | > + #include > + #include > + #include > + #include > + > + sata@fe210000 { > + compatible = "rockchip,rk3588-dwc-ahci", "snps,dwc-ahci"; > + reg = <0xfe210000 0x1000>; > + clocks = <&cru ACLK_SATA0>, <&cru CLK_PMALIVE0>, > + <&cru CLK_RXOOB0>, <&cru CLK_PIPEPHY0_REF>, > + <&cru CLK_PIPEPHY0_PIPE_ASIC_G>; > + clock-names = "sata", "pmalive", "rxoob", "ref", "asic"; > + interrupts = ; > + ports-implemented = <0x1>; > + #address-cells = <1>; > + #size-cells = <0>; > + > + sata-port@0 { > + reg = <0>; > + hba-port-cap = ; > + phys = <&combphy0_ps PHY_TYPE_SATA>; > + phy-names = "sata-phy"; > + snps,rx-ts-max = <32>; > + snps,tx-ts-max = <32>; > + }; > + }; > + > +... > diff --git a/Documentation/devicetree/bindings/ata/snps,dwc-ahci.yaml b/Documentation/devicetree/bindings/ata/snps,dwc-ahci.yaml > index 5afa4b57ce20..55a4bdfa3d9a 100644 > --- a/Documentation/devicetree/bindings/ata/snps,dwc-ahci.yaml > +++ b/Documentation/devicetree/bindings/ata/snps,dwc-ahci.yaml > @@ -13,8 +13,14 @@ description: > This document defines device tree bindings for the generic Synopsys DWC > implementation of the AHCI SATA controller. > > -allOf: > - - $ref: snps,dwc-ahci-common.yaml# > +select: > + properties: > + compatible: > + enum: > + - snps,dwc-ahci > + - snps,spear-ahci > + required: > + - compatible Please don't move the allOf property. It's ok to have it defined above the object properties clause if it has just a few ref-statements. * Also make sure please that the "select" property is defined above the "allOf" schema composition. -Serge(y) > > properties: > compatible: > @@ -23,10 +29,6 @@ properties: > const: snps,dwc-ahci > - description: SPEAr1340 AHCI SATA device > const: snps,spear-ahci > - - description: Rockhip RK3568 AHCI controller > - items: > - - const: rockchip,rk3568-dwc-ahci > - - const: snps,dwc-ahci > > patternProperties: > "^sata-port@[0-9a-e]$": > @@ -39,6 +41,9 @@ required: > - reg > - interrupts > > +allOf: > + - $ref: snps,dwc-ahci-common.yaml# > + > unevaluatedProperties: false > > examples: > -- > 2.39.2 > -- linux-phy mailing list linux-phy@lists.infradead.org https://lists.infradead.org/mailman/listinfo/linux-phy