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[83.6.167.207]) by smtp.googlemail.com with ESMTPSA id m20sm9066959ejk.90.2020.07.28.05.00.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 28 Jul 2020 05:00:57 -0700 (PDT) From: Konrad Dybcio To: konradybcio@gmail.com Cc: lauren.kelly@msn.com, Andy Gross , Bjorn Andersson , Rob Herring , Michael Turquette , Stephen Boyd , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org Subject: [PATCH 2/9] arm64: dts: qcom: msm8992: Add BLSP_I2C1 support Date: Tue, 28 Jul 2020 14:00:41 +0200 Message-Id: <20200728120049.90632-3-konradybcio@gmail.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200728120049.90632-1-konradybcio@gmail.com> References: <20200728120049.90632-1-konradybcio@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org This will be required to support touchscreen on Lumia devices. Signed-off-by: Konrad Dybcio --- arch/arm64/boot/dts/qcom/msm8992.dtsi | 35 +++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/msm8992.dtsi b/arch/arm64/boot/dts/qcom/msm8992.dtsi index 9b42ac42b171..c7dc81311f6a 100644 --- a/arch/arm64/boot/dts/qcom/msm8992.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8992.dtsi @@ -304,6 +304,27 @@ blsp1_uart2: serial@f991e000 { status = "disabled"; }; + /* + * This I2C seems to only be present on WP platforms + * and is likely disabled in firmware + * (hangs at least one device) on android platforms. + */ + blsp_i2c1: i2c@f9923000 { + compatible = "qcom,i2c-qup-v2.2.1"; + reg = <0xf9923000 0x500>; + interrupts = ; + clocks = <&gcc GCC_BLSP1_AHB_CLK>, + <&gcc GCC_BLSP1_QUP1_I2C_APPS_CLK>; + clock-names = "iface", "core"; + clock-frequency = <400000>; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&i2c1_default>; + pinctrl-1 = <&i2c1_sleep>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + blsp_i2c2: i2c@f9924000 { compatible = "qcom,i2c-qup-v2.2.1"; reg = <0xf9924000 0x500>; @@ -524,6 +545,20 @@ sdc1_rclk_off: rclk-off { bias-pull-down; }; + i2c1_default: i2c1-default { + function = "blsp_i2c1"; + pins = "gpio2", "gpio3"; + drive-strength = <2>; + bias-disable; + }; + + i2c1_sleep: i2c1-sleep { + function = "gpio"; + pins = "gpio2", "gpio3"; + drive-strength = <2>; + bias-disable; + }; + i2c2_default: i2c2-default { function = "blsp_i2c2"; pins = "gpio6", "gpio7"; -- 2.27.0