From: Karthikeyan Ramasubramanian <kramasub@codeaurora.org>
To: andy.gross@linaro.org, david.brown@linaro.org,
robh+dt@kernel.org, mark.rutland@arm.com, wsa@the-dreams.de,
gregkh@linuxfoundation.org
Cc: Karthikeyan Ramasubramanian <kramasub@codeaurora.org>,
linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org,
devicetree@vger.kernel.org, linux-i2c@vger.kernel.org,
evgreen@chromium.org, acourbot@chromium.org, swboyd@chromium.org,
dianders@chromium.org
Subject: [PATCH v7 4/4] arm64: dts: sdm845: Add support for an instance of I2C controller
Date: Tue, 12 Jun 2018 11:09:08 -0600 [thread overview]
Message-ID: <1528823348-30532-5-git-send-email-kramasub@codeaurora.org> (raw)
In-Reply-To: <1528823348-30532-1-git-send-email-kramasub@codeaurora.org>
Add one instance of GENI based I2C master controller to enable testing
I2C driver using EEPROM slave.
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@codeaurora.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
---
arch/arm64/boot/dts/qcom/sdm845-mtp.dts | 19 +++++++++++++++++++
arch/arm64/boot/dts/qcom/sdm845.dtsi | 28 ++++++++++++++++++++++++++++
2 files changed, 47 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/sdm845-mtp.dts b/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
index 17b2fb0..dbe3a36 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
+++ b/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
@@ -29,9 +29,28 @@
serial@a84000 {
status = "okay";
};
+
+ i2c@a88000 {
+ clock-frequency = <400000>;
+ status = "okay";
+ };
};
pinctrl@3400000 {
+ qup-i2c10-default {
+ pinconf {
+ pins = "gpio55", "gpio56";
+ drive-strength = <2>;
+ bias-disable;
+ };
+ };
+
+ qup-i2c10-sleep {
+ pinconf {
+ pins = "gpio55", "gpio56";
+ };
+ };
+
qup-uart2-default {
pinconf_tx {
pins = "gpio4";
diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
index 71801b9..d367020 100644
--- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
@@ -196,6 +196,20 @@
interrupt-controller;
#interrupt-cells = <2>;
+ qup_i2c10_default: qup-i2c10-default {
+ pinmux {
+ function = "qup10";
+ pins = "gpio55", "gpio56";
+ };
+ };
+
+ qup_i2c10_sleep: qup-i2c10-sleep {
+ pinmux {
+ function = "gpio";
+ pins = "gpio55", "gpio56";
+ };
+ };
+
qup_uart2_default: qup-uart2-default {
pinmux {
function = "qup9";
@@ -310,6 +324,20 @@
interrupts = <GIC_SPI 354 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
};
+
+ i2c10: i2c@a88000 {
+ compatible = "qcom,geni-i2c";
+ reg = <0xa88000 0x4000>;
+ clock-names = "se";
+ clocks = <&gcc GCC_QUPV3_WRAP1_S2_CLK>;
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&qup_i2c10_default>;
+ pinctrl-1 = <&qup_i2c10_sleep>;
+ interrupts = <GIC_SPI 355 IRQ_TYPE_LEVEL_HIGH>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
};
};
};
--
Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
next prev parent reply other threads:[~2018-06-12 17:09 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-12 17:09 [PATCH v7 0/4] Introduce GENI SE Controller Driver Karthikeyan Ramasubramanian
2018-06-12 17:09 ` [PATCH v7 1/4] i2c: i2c-qcom-geni: Add bus driver for the Qualcomm GENI I2C controller Karthikeyan Ramasubramanian
2018-06-13 16:10 ` Stephen Boyd
2018-07-29 10:32 ` Wolfram Sang
2018-07-30 17:15 ` Karthik Ramasubramanian
2018-06-12 17:09 ` [PATCH v7 2/4] MAINTAINERS: Add Qualcomm Generic Interface I2C driver maintainer Karthikeyan Ramasubramanian
2018-06-12 17:09 ` [PATCH v7 3/4] arm64: dts: sdm845: Add serial console support Karthikeyan Ramasubramanian
2018-06-13 17:28 ` Doug Anderson
2018-06-12 17:09 ` Karthikeyan Ramasubramanian [this message]
2018-06-13 17:30 ` [PATCH v7 4/4] arm64: dts: sdm845: Add support for an instance of I2C controller Doug Anderson
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