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Sun, 06 Feb 2022 22:33:49 -0800 (PST) Received: from localhost ([2401:e180:8894:9737:7848:1ec7:b697:7d50]) by smtp.gmail.com with ESMTPSA id g8sm10666389pfc.193.2022.02.06.22.33.48 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Sun, 06 Feb 2022 22:33:49 -0800 (PST) From: Tyrone Ting To: avifishman70@gmail.com, tmaimon77@gmail.com, tali.perry1@gmail.com, venture@google.com, yuenn@google.com, benjaminfair@google.com, robh+dt@kernel.org, krzysztof.kozlowski@canonical.com, semen.protsenko@linaro.org, yangyicong@hisilicon.com, wsa@kernel.org, jie.deng@intel.com, sven@svenpeter.dev, bence98@sch.bme.hu, lukas.bulwahn@gmail.com, arnd@arndb.de, olof@lixom.net, andriy.shevchenko@linux.intel.com, warp5tw@gmail.com, tali.perry@nuvoton.com, Avi.Fishman@nuvoton.com, tomer.maimon@nuvoton.com, KWLIU@nuvoton.com, JJLIU0@nuvoton.com, kfting@nuvoton.com Subject: [PATCH v1 1/6] dt-bindings: i2c: npcm: support NPCM845 Date: Mon, 7 Feb 2022 14:33:33 +0800 Message-Id: <20220207063338.6570-2-warp5tw@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220207063338.6570-1-warp5tw@gmail.com> References: <20220207063338.6570-1-warp5tw@gmail.com> X-Mailman-Approved-At: Mon, 07 Feb 2022 17:54:48 +1100 X-BeenThere: openbmc@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development list for OpenBMC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, openbmc@lists.ozlabs.org, linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org Errors-To: openbmc-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "openbmc" From: Tyrone Ting This commit adds compatible and syscon description for NPCM845 i2c module. Fixes: 56a1485b102e ("i2c: npcm7xx: Add Nuvoton NPCM I2C controller driver") Signed-off-by: Tyrone Ting Signed-off-by: Tali Perry --- .../bindings/i2c/nuvoton,npcm7xx-i2c.yaml | 21 ++++++++++++++----- 1 file changed, 16 insertions(+), 5 deletions(-) diff --git a/Documentation/devicetree/bindings/i2c/nuvoton,npcm7xx-i2c.yaml b/Documentation/devicetree/bindings/i2c/nuvoton,npcm7xx-i2c.yaml index 128444942aec..05e58f44b03a 100644 --- a/Documentation/devicetree/bindings/i2c/nuvoton,npcm7xx-i2c.yaml +++ b/Documentation/devicetree/bindings/i2c/nuvoton,npcm7xx-i2c.yaml @@ -7,17 +7,22 @@ $schema: http://devicetree.org/meta-schemas/core.yaml# title: nuvoton NPCM7XX I2C Controller Device Tree Bindings description: | - The NPCM750x includes sixteen I2C bus controllers. All Controllers support - both master and slave mode. Each controller can switch between master and slave - at run time (i.e. IPMB mode). Each controller has two 16 byte HW FIFO for TX and - RX. + The NPCM7XX includes sixteen I2C bus controllers and the NPCM8XX includes + twenty-seven I2C bus controllers. NPCM8XX controllers 24-26 are connected on I2C + pins in parallel to controllers 8-10. + All controllers support both master and slave mode. + Each controller can switch between master and slave at run time (i.e. IPMB mode). + NPCM7XX I2C controller has two 16 byte HW FIFO for TX and RX and NPCM8XX I2C + controller has two 32 byte HW FIFO for TX and RX. maintainers: - Tali Perry properties: compatible: - const: nuvoton,npcm750-i2c + enum: + - nuvoton,npcm750-i2c + - nuvoton,npcm845-i2c reg: maxItems: 1 @@ -36,11 +41,16 @@ properties: default: 100000 enum: [100000, 400000, 1000000] + syscon: + $ref: "/schemas/types.yaml#/definitions/phandle" + description: The phandle of system manager register node. + required: - compatible - reg - interrupts - clocks + - syscon allOf: - $ref: /schemas/i2c/i2c-controller.yaml# @@ -57,6 +67,7 @@ examples: clock-frequency = <100000>; interrupts = ; compatible = "nuvoton,npcm750-i2c"; + syscon = <&gcr>; }; ...