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Wed, 21 Feb 2024 12:45:46 +0000 (UTC) From: Yang Xiwen via B4 Relay Date: Wed, 21 Feb 2024 20:45:07 +0800 Subject: [PATCH v6 5/5] dt-bindings: mmc: hisilicon,hi3798cv200-dw-mshc: add Hi3798MV200 binding Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240221-b4-mmc-hi3798mv200-v6-5-bc41bf6a9769@outlook.com> References: <20240221-b4-mmc-hi3798mv200-v6-0-bc41bf6a9769@outlook.com> In-Reply-To: <20240221-b4-mmc-hi3798mv200-v6-0-bc41bf6a9769@outlook.com> To: Ulf Hansson , Jaehoon Chung , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Adrian Hunter , Andrew Jeffery , Joel Stanley Cc: Igor Opaniuk , tianshuliang , David Yang , linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org, devicetree@vger.kernel.org, linux-aspeed@lists.ozlabs.org, openbmc@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, Yang Xiwen , Krzysztof Kozlowski X-Mailer: b4 0.12.4 X-Developer-Signature: v=1; a=ed25519-sha256; t=1708519512; l=2243; i=forbidden405@outlook.com; s=20230724; h=from:subject:message-id; bh=MbI2PnDc478+pXDtiAiOl4Pgtl4uv4VM2qKM2Aj02Fo=; b=GHMbA+ui0CZj/9PA7UQN3DitGiodD7rPMA/G2T+/6k889MCtJfDNBOILA23c67nIXdiMtFMi1 ZGxs43UDR1XBsZqvNwDSQhf3xL/qcNTIDouoxGrfuDym3cYcwLcCepn X-Developer-Key: i=forbidden405@outlook.com; a=ed25519; pk=qOD5jhp891/Xzc+H/PZ8LWVSWE3O/XCQnAg+5vdU2IU= X-Endpoint-Received: by B4 Relay for forbidden405@outlook.com/20230724 with auth_id=67 X-Original-From: Yang Xiwen Reply-To: X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1791512702706794201 X-GMAIL-MSGID: 1791512702706794201 From: Yang Xiwen Add binding and an extra property for Hi3798MV200 DWMMC specific extension. Reviewed-by: Krzysztof Kozlowski Signed-off-by: Yang Xiwen --- .../mmc/hisilicon,hi3798cv200-dw-mshc.yaml | 24 +++++++++++++++++++++- 1 file changed, 23 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/mmc/hisilicon,hi3798cv200-dw-mshc.yaml b/Documentation/devicetree/bindings/mmc/hisilicon,hi3798cv200-dw-mshc.yaml index f3dc973cb490..41c9b22523e7 100644 --- a/Documentation/devicetree/bindings/mmc/hisilicon,hi3798cv200-dw-mshc.yaml +++ b/Documentation/devicetree/bindings/mmc/hisilicon,hi3798cv200-dw-mshc.yaml @@ -4,7 +4,7 @@ $id: http://devicetree.org/schemas/mmc/hisilicon,hi3798cv200-dw-mshc.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Hisilicon Hi3798CV200 SoC specific extensions to the Synopsys DWMMC controller +title: Hisilicon HiSTB SoCs specific extensions to the Synopsys DWMMC controller maintainers: - Yang Xiwen @@ -13,6 +13,7 @@ properties: compatible: enum: - hisilicon,hi3798cv200-dw-mshc + - hisilicon,hi3798mv200-dw-mshc reg: maxItems: 1 @@ -34,6 +35,15 @@ properties: - const: ciu-sample - const: ciu-drive + hisilicon,sap-dll-reg: + $ref: /schemas/types.yaml#/definitions/phandle-array + description: | + DWMMC core on Hi3798MV2x SoCs has a delay-locked-loop(DLL) attached to card data input path. + It is integrated into CRG core on the SoC and has to be controlled during tuning. + items: + - description: A phandle pointed to the CRG syscon node + - description: Sample DLL register offset in CRG address space + required: - compatible - reg @@ -44,6 +54,18 @@ required: allOf: - $ref: synopsys-dw-mshc-common.yaml# + - if: + properties: + compatible: + contains: + const: hisilicon,hi3798mv200-dw-mshc + then: + required: + - hisilicon,sap-dll-reg + else: + properties: + hisilicon,sap-dll-reg: false + unevaluatedProperties: false examples: