Re: [PATCH 2/3] arm64: dts: qcom: msm8916: Add blsp_i2c3
From: Stephan Gerhold <stephan@gerhold.net>
Date: 2021-01-24 15:55:58
Also in:
linux-arm-msm, lkml
On Sun, Jan 24, 2021 at 02:54:06PM +0100, Jonathan Albrieux wrote:
MSM8916 has another I2C QUP controller that can be enabled on GPIO 10 and 11. Add blsp_i2c3 to msm8916.dtsi and disable it by default. Signed-off-by: Jonathan Albrieux <redacted>
Reviewed-by: Stephan Gerhold <stephan@gerhold.net>
quoted hunk ↗ jump to hunk
--- arch/arm64/boot/dts/qcom/msm8916-pins.dtsi | 16 ++++++++++++++++ arch/arm64/boot/dts/qcom/msm8916.dtsi | 15 +++++++++++++++ 2 files changed, 31 insertions(+)diff --git a/arch/arm64/boot/dts/qcom/msm8916-pins.dtsi b/arch/arm64/boot/dts/qcom/msm8916-pins.dtsi index 4dc437f13fa5..7dedb91b9930 100644 --- a/arch/arm64/boot/dts/qcom/msm8916-pins.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8916-pins.dtsi@@ -220,6 +220,22 @@ bias-disable; }; + i2c3_default: i2c3-default { + pins = "gpio10", "gpio11"; + function = "blsp_i2c3"; + + drive-strength = <2>; + bias-disable; + }; + + i2c3_sleep: i2c3-sleep { + pins = "gpio10", "gpio11"; + function = "gpio"; + + drive-strength = <2>; + bias-disable; + }; + i2c4_default: i2c4-default { pins = "gpio14", "gpio15"; function = "blsp_i2c4";diff --git a/arch/arm64/boot/dts/qcom/msm8916.dtsi b/arch/arm64/boot/dts/qcom/msm8916.dtsi index 402e891a84ab..1045d7e518f3 100644 --- a/arch/arm64/boot/dts/qcom/msm8916.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8916.dtsi@@ -1528,6 +1528,21 @@ status = "disabled"; }; + blsp_i2c3: i2c@78b7000 { + compatible = "qcom,i2c-qup-v2.2.1"; + reg = <0x078b7000 0x500>; + interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&gcc GCC_BLSP1_AHB_CLK>, + <&gcc GCC_BLSP1_QUP3_I2C_APPS_CLK>; + clock-names = "iface", "core"; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&i2c3_default>; + pinctrl-1 = <&i2c3_sleep>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + blsp_spi3: spi@78b7000 { compatible = "qcom,spi-qup-v2.2.1"; reg = <0x078b7000 0x500>;-- 2.17.1