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[125.228.123.29]) by smtp.gmail.com with ESMTPSA id d15-20020aa797af000000b0051bbc198f3fsm12560272pfq.13.2022.06.07.09.39.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 07 Jun 2022 09:39:39 -0700 (PDT) From: Potin Lai To: Brendan Higgins , Benjamin Herrenschmidt , Joel Stanley , Andrew Jeffery , Rob Herring , Rayn Chen Cc: Patrick Williams , Potin Lai , linux-i2c@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org, Potin Lai Subject: [PATCH v3 2/2] dt-bindings: aspeed-i2c: add properties for setting i2c clock duty cycle Date: Wed, 8 Jun 2022 00:37:03 +0800 Message-Id: <20220607163703.26355-3-potin.lai.pt@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220607163703.26355-1-potin.lai.pt@gmail.com> References: <20220607163703.26355-1-potin.lai.pt@gmail.com> X-Spam-Status: No, score=-1.7 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,RDNS_NONE, SPF_HELO_NONE,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Introduce a new property for setting a minimum duty cycle for clock high. * i2c-clk-duty-cycle-min: a minimum percentage of clock high Signed-off-by: Potin Lai --- Documentation/devicetree/bindings/i2c/aspeed,i2c.yaml | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/Documentation/devicetree/bindings/i2c/aspeed,i2c.yaml b/Documentation/devicetree/bindings/i2c/aspeed,i2c.yaml index ea643e6c3ef5..af4c49111cc0 100644 --- a/Documentation/devicetree/bindings/i2c/aspeed,i2c.yaml +++ b/Documentation/devicetree/bindings/i2c/aspeed,i2c.yaml @@ -49,6 +49,14 @@ properties: description: states that there is another master active on this bus + i2c-clk-duty-cycle-min: + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 1 + maximum: 100 + default: 50 + description: + a minimum percentage of clock high + required: - reg - compatible -- 2.17.1