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[45.62.100.246]) by smtp.gmail.com with ESMTPSA id z13sm5207306pfe.77.2018.05.09.02.36.20 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 09 May 2018 02:36:20 -0700 (PDT) From: Lei YU To: openbmc@lists.ozlabs.org Subject: [PATCH linux dev-4.13 2/2] ARM: dts: aspeed: Use 24MHz fixed clock for pwm Date: Wed, 9 May 2018 17:35:59 +0800 Message-Id: <1525858559-130220-2-git-send-email-mine260309@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1525858559-130220-1-git-send-email-mine260309@gmail.com> References: <1525858559-130220-1-git-send-email-mine260309@gmail.com> X-BeenThere: openbmc@lists.ozlabs.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: Development list for OpenBMC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: ryan_chen@aspeedtech.com Errors-To: openbmc-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "openbmc" The aspeed pwm driver always sets the clock source to 24MHz, specify the fixed clock in device tree to make sure the driver is using the correct clock frequency to calculate the fan speed. Signed-off-by: Lei YU --- arch/arm/boot/dts/aspeed-g4.dtsi | 2 +- arch/arm/boot/dts/aspeed-g5.dtsi | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/aspeed-g4.dtsi b/arch/arm/boot/dts/aspeed-g4.dtsi index 50bc661..9354ac9 100644 --- a/arch/arm/boot/dts/aspeed-g4.dtsi +++ b/arch/arm/boot/dts/aspeed-g4.dtsi @@ -201,7 +201,7 @@ #address-cells = <1>; #size-cells = <0>; reg = <0x1e786000 0x1000>; - clocks = <&syscon ASPEED_CLK_APB>; + clocks = <&syscon ASPEED_CLK_24M>; resets = <&syscon ASPEED_RESET_PWM>; status = "disabled"; }; diff --git a/arch/arm/boot/dts/aspeed-g5.dtsi b/arch/arm/boot/dts/aspeed-g5.dtsi index e9e039a..0633162 100644 --- a/arch/arm/boot/dts/aspeed-g5.dtsi +++ b/arch/arm/boot/dts/aspeed-g5.dtsi @@ -259,7 +259,7 @@ #address-cells = <1>; #size-cells = <0>; reg = <0x1e786000 0x1000>; - clocks = <&syscon ASPEED_CLK_APB>; + clocks = <&syscon ASPEED_CLK_24M>; resets = <&syscon ASPEED_RESET_PWM>; status = "disabled"; };