From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> To: Ryan Chen <ryan_chen@aspeedtech.com>, Rob Herring <robh+dt@kernel.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>, Joel Stanley <joel@jms.id.au>, Andrew Jeffery <andrew@aj.id.au>, Philipp Zabel <p.zabel@pengutronix.de>, openbmc@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v5 2/2] i2c: aspeed: support ast2600 i2cv2 new register mode driver Date: Mon, 20 Feb 2023 11:44:30 +0100 [thread overview] Message-ID: <7dfdb0fb-3a8b-0584-e8b1-6d2200f18097@linaro.org> (raw) In-Reply-To: <63986fb1-f8d4-f348-bae9-72e08369213b@linaro.org> On 20/02/2023 09:43, Krzysztof Kozlowski wrote: > On 20/02/2023 07:17, Ryan Chen wrote: (...) >> + ret = of_property_read_u32(pdev->dev.of_node, "clock-frequency", &i2c_bus->bus_frequency); >> + if (ret < 0) { >> + dev_warn(&pdev->dev, "Could not read bus-frequency property\n"); >> + i2c_bus->bus_frequency = 100000; >> + } >> + >> + /* Initialize the I2C adapter */ >> + i2c_bus->adap.owner = THIS_MODULE; >> + i2c_bus->adap.algo = &i2c_ast2600_algorithm; >> + i2c_bus->adap.retries = 0; >> + i2c_bus->adap.dev.parent = i2c_bus->dev; >> + i2c_bus->adap.dev.of_node = pdev->dev.of_node; >> + i2c_bus->adap.algo_data = i2c_bus; >> + strscpy(i2c_bus->adap.name, pdev->name, sizeof(i2c_bus->adap.name)); >> + i2c_set_adapdata(&i2c_bus->adap, i2c_bus); >> + >> + ast2600_i2c_init(i2c_bus); >> + >> + ret = devm_request_irq(&pdev->dev, i2c_bus->irq, ast2600_i2c_bus_irq, 0, >> + dev_name(&pdev->dev), i2c_bus); >> + if (ret < 0) >> + goto unmap; >> + >> + if (of_property_read_bool(pdev->dev.of_node, "smbus-alert")) { > > There is no such property. Don't add undocumented properties to your code. Actually such property exists, so this one is fine. Best regards, Krzysztof
WARNING: multiple messages have this Message-ID (diff)
From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> To: Ryan Chen <ryan_chen@aspeedtech.com>, Rob Herring <robh+dt@kernel.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>, Joel Stanley <joel@jms.id.au>, Andrew Jeffery <andrew@aj.id.au>, Philipp Zabel <p.zabel@pengutronix.de>, openbmc@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v5 2/2] i2c: aspeed: support ast2600 i2cv2 new register mode driver Date: Mon, 20 Feb 2023 11:44:30 +0100 [thread overview] Message-ID: <7dfdb0fb-3a8b-0584-e8b1-6d2200f18097@linaro.org> (raw) In-Reply-To: <63986fb1-f8d4-f348-bae9-72e08369213b@linaro.org> On 20/02/2023 09:43, Krzysztof Kozlowski wrote: > On 20/02/2023 07:17, Ryan Chen wrote: (...) >> + ret = of_property_read_u32(pdev->dev.of_node, "clock-frequency", &i2c_bus->bus_frequency); >> + if (ret < 0) { >> + dev_warn(&pdev->dev, "Could not read bus-frequency property\n"); >> + i2c_bus->bus_frequency = 100000; >> + } >> + >> + /* Initialize the I2C adapter */ >> + i2c_bus->adap.owner = THIS_MODULE; >> + i2c_bus->adap.algo = &i2c_ast2600_algorithm; >> + i2c_bus->adap.retries = 0; >> + i2c_bus->adap.dev.parent = i2c_bus->dev; >> + i2c_bus->adap.dev.of_node = pdev->dev.of_node; >> + i2c_bus->adap.algo_data = i2c_bus; >> + strscpy(i2c_bus->adap.name, pdev->name, sizeof(i2c_bus->adap.name)); >> + i2c_set_adapdata(&i2c_bus->adap, i2c_bus); >> + >> + ast2600_i2c_init(i2c_bus); >> + >> + ret = devm_request_irq(&pdev->dev, i2c_bus->irq, ast2600_i2c_bus_irq, 0, >> + dev_name(&pdev->dev), i2c_bus); >> + if (ret < 0) >> + goto unmap; >> + >> + if (of_property_read_bool(pdev->dev.of_node, "smbus-alert")) { > > There is no such property. Don't add undocumented properties to your code. Actually such property exists, so this one is fine. Best regards, Krzysztof _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2023-02-20 10:44 UTC|newest] Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-02-20 6:17 [PATCH v5 0/2] Add ASPEED AST2600 I2Cv2 controller driver Ryan Chen 2023-02-20 6:17 ` Ryan Chen 2023-02-20 6:17 ` [PATCH v5 1/2] dt-bindings: i2c: Add support for ASPEED i2Cv2 Ryan Chen 2023-02-20 6:17 ` Ryan Chen 2023-02-20 8:28 ` Jeremy Kerr 2023-02-20 8:28 ` Jeremy Kerr 2023-02-20 9:50 ` Ryan Chen 2023-02-20 9:50 ` Ryan Chen 2023-02-20 10:43 ` Krzysztof Kozlowski 2023-02-20 10:43 ` Krzysztof Kozlowski 2023-02-20 11:24 ` Jeremy Kerr 2023-02-20 11:24 ` Jeremy Kerr 2023-02-21 3:32 ` Ryan Chen 2023-02-21 3:32 ` Ryan Chen 2023-02-21 9:43 ` Krzysztof Kozlowski 2023-02-21 9:43 ` Krzysztof Kozlowski 2023-02-22 1:14 ` Dhananjay Phadke 2023-02-22 1:14 ` Dhananjay Phadke 2023-02-22 1:30 ` Jeremy Kerr 2023-02-22 1:30 ` Jeremy Kerr 2023-02-20 8:35 ` Krzysztof Kozlowski 2023-02-20 8:35 ` Krzysztof Kozlowski 2023-02-21 2:43 ` Ryan Chen 2023-02-21 2:43 ` Ryan Chen 2023-02-21 9:40 ` Krzysztof Kozlowski 2023-02-21 9:40 ` Krzysztof Kozlowski 2023-02-21 10:42 ` Ryan Chen 2023-02-21 10:42 ` Ryan Chen 2023-02-21 11:04 ` Krzysztof Kozlowski 2023-02-21 11:04 ` Krzysztof Kozlowski 2023-02-22 2:59 ` Ryan Chen 2023-02-22 2:59 ` Ryan Chen 2023-02-22 8:25 ` Krzysztof Kozlowski 2023-02-22 8:25 ` Krzysztof Kozlowski 2023-02-22 10:31 ` Ryan Chen 2023-02-22 10:31 ` Ryan Chen 2023-02-22 10:35 ` Krzysztof Kozlowski 2023-02-22 10:35 ` Krzysztof Kozlowski 2023-02-22 10:47 ` Ryan Chen 2023-02-22 10:47 ` Ryan Chen 2023-02-23 9:28 ` Krzysztof Kozlowski 2023-02-23 9:28 ` Krzysztof Kozlowski 2023-02-23 10:25 ` Ryan Chen 2023-02-23 10:25 ` Ryan Chen 2023-02-20 6:17 ` [PATCH v5 2/2] i2c: aspeed: support ast2600 i2cv2 new register mode driver Ryan Chen 2023-02-20 6:17 ` Ryan Chen 2023-02-20 8:43 ` Krzysztof Kozlowski 2023-02-20 8:43 ` Krzysztof Kozlowski 2023-02-20 10:44 ` Krzysztof Kozlowski [this message] 2023-02-20 10:44 ` Krzysztof Kozlowski 2023-02-22 3:36 ` Ryan Chen 2023-02-22 3:36 ` Ryan Chen 2023-02-22 8:28 ` Krzysztof Kozlowski 2023-02-22 8:28 ` Krzysztof Kozlowski 2023-02-23 0:58 ` Ryan Chen 2023-02-23 0:58 ` Ryan Chen 2023-02-23 9:30 ` Krzysztof Kozlowski 2023-02-23 9:30 ` Krzysztof Kozlowski 2023-02-20 8:30 ` [PATCH v5 0/2] Add ASPEED AST2600 I2Cv2 controller driver Krzysztof Kozlowski 2023-02-20 8:30 ` Krzysztof Kozlowski 2023-02-20 9:56 ` Ryan Chen 2023-02-20 9:56 ` Ryan Chen 2023-02-20 10:35 ` Krzysztof Kozlowski 2023-02-20 10:35 ` Krzysztof Kozlowski 2023-02-21 1:12 ` Ryan Chen 2023-02-21 1:12 ` Ryan Chen 2023-02-21 9:38 ` Krzysztof Kozlowski 2023-02-21 9:38 ` Krzysztof Kozlowski
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