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[67.185.54.80]) by smtp.gmail.com with ESMTPSA id e24sm18694863pgk.21.2019.08.19.20.08.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 19 Aug 2019 20:08:37 -0700 (PDT) From: Andrey Smirnov To: linux-arm-kernel@lists.infradead.org Subject: [PATCH] ARM: dts: vf610-zii-cfu1: Slow I2C0 down to 100kHz Date: Mon, 19 Aug 2019 20:08:04 -0700 Message-Id: <20190820030804.8892-1-andrew.smirnov@gmail.com> X-Mailer: git-send-email 2.21.0 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190819_200840_130661_90531F0D X-CRM114-Status: GOOD ( 12.20 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Andrey Smirnov , Fabio Estevam , Shawn Guo , linux-kernel@vger.kernel.org, Chris Healy Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Fiber-optic module attached to the bus is only rated to work at 100kHz, so drop the bus frequncy to accomodate that. Signed-off-by: Andrey Smirnov Cc: Shawn Guo Cc: Chris Healy Cc: Fabio Estevam Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org --- arch/arm/boot/dts/vf610-zii-cfu1.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/vf610-zii-cfu1.dts b/arch/arm/boot/dts/vf610-zii-cfu1.dts index ff460a1de85a..28732249cfc0 100644 --- a/arch/arm/boot/dts/vf610-zii-cfu1.dts +++ b/arch/arm/boot/dts/vf610-zii-cfu1.dts @@ -207,7 +207,7 @@ }; &i2c0 { - clock-frequency = <400000>; + clock-frequency = <100000>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c0>; status = "okay"; -- 2.21.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel