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[82.45.1.190]) by smtp.gmail.com with ESMTPSA id eu2sm3418001wic.8.2015.08.27.05.30.09 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 27 Aug 2015 05:30:11 -0700 (PDT) From: Peter Griffin To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, maxime.coquelin@st.com, srinivas.kandagatla@gmail.com, patrice.chotard@st.com, mchehab@osg.samsung.com Cc: peter.griffin@linaro.org, lee.jones@linaro.org, devicetree@vger.kernel.org, linux-media@vger.kernel.org Subject: [PATCH v2 1/5] ARM: DT: STi: stihxxx-b2120: Add pulse-width properties to ssc2 & ssc3 Date: Thu, 27 Aug 2015 13:29:31 +0100 Message-Id: <1440678575-21646-2-git-send-email-peter.griffin@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1440678575-21646-1-git-send-email-peter.griffin@linaro.org> References: <1440678575-21646-1-git-send-email-peter.griffin@linaro.org> Sender: linux-media-owner@vger.kernel.org Precedence: list List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Removed-Original-Auth: Dkim didn't pass. X-Original-Sender: peter.griffin@linaro.org X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of patch+caf_=patchwork-forward=linaro.org@linaro.org designates 209.85.217.174 as permitted sender) smtp.mailfrom=patch+caf_=patchwork-forward=linaro.org@linaro.org Mailing-list: list patchwork-forward@linaro.org; contact patchwork-forward+owners@linaro.org X-Google-Group-Id: 836684582541 List-Post: , List-Help: , List-Archive: List-Unsubscribe: , Adding these properties makes the I2C bus to the demodulators much more reliable, and we no longer suffer from I2C errors when tuning. Signed-off-by: Peter Griffin Acked-by: Lee Jones --- arch/arm/boot/dts/stihxxx-b2120.dtsi | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/stihxxx-b2120.dtsi b/arch/arm/boot/dts/stihxxx-b2120.dtsi index f589fe4..62994ae 100644 --- a/arch/arm/boot/dts/stihxxx-b2120.dtsi +++ b/arch/arm/boot/dts/stihxxx-b2120.dtsi @@ -27,12 +27,18 @@ }; }; - i2c@9842000 { + ssc2: i2c@9842000 { status = "okay"; + clock-frequency = <100000>; + st,i2c-min-scl-pulse-width-us = <0>; + st,i2c-min-sda-pulse-width-us = <5>; }; - i2c@9843000 { + ssc3: i2c@9843000 { status = "okay"; + clock-frequency = <100000>; + st,i2c-min-scl-pulse-width-us = <0>; + st,i2c-min-sda-pulse-width-us = <5>; }; i2c@9844000 {