From 77012a11c36e4609f2c0e0ff0bf215a8448d9033 Mon Sep 17 00:00:00 2001
From: Linus Walleij <linus.walleij@linaro.org>
Date: Tue, 13 Sep 2022 15:28:45 +0200
Subject: [PATCH] ARM: dts: qcom: msm8660: Add GSBI3 I2C bus
GSBI3 can be used to enable an external I2C bus on e.g. the
APQ8060. On the DragonBoard APQ8060 this I2C bus is used to
talk to the Cypress CY8CTMA340 CYTTSP touchscreen.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220913132846.305716-2-linus.walleij@linaro.org
---
arch/arm/boot/dts/qcom-msm8660.dtsi | 25 +++++++++++++++++++++++++
1 file changed, 25 insertions(+)
diff --git a/arch/arm/boot/dts/qcom-msm8660.dtsi b/arch/arm/boot/dts/qcom-msm8660.dtsi
index 65f71cf2d5d79..fd7751d4d8867 100644
--- a/arch/arm/boot/dts/qcom-msm8660.dtsi
+++ b/arch/arm/boot/dts/qcom-msm8660.dtsi
@@ -157,6 +157,31 @@
};
};
+ gsbi3: gsbi@16200000 {
+ compatible = "qcom,gsbi-v1.0.0";
+ cell-index = <12>;
+ reg = <0x16200000 0x100>;
+ clocks = <&gcc GSBI3_H_CLK>;
+ clock-names = "iface";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ syscon-tcsr = <&tcsr>;
+ status = "disabled";
+
+ gsbi3_i2c: i2c@16280000 {
+ compatible = "qcom,i2c-qup-v1.1.1";
+ reg = <0x16280000 0x1000>;
+ interrupts = <GIC_SPI 151 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&gcc GSBI3_QUP_CLK>, <&gcc GSBI3_H_CLK>;
+ clock-names = "core", "iface";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+ };
+
gsbi6: gsbi@16500000 {
compatible = "qcom,gsbi-v1.0.0";
cell-index = <12>;
--
2.30.2