[PATCH 03/12] ARM: dts: apq8064: add gsbi7 i2c support
Srinivas Kandagatla
srinivas.kandagatla at linaro.org
Wed Mar 23 12:47:16 PDT 2016
This patch adds support to gsbi7 i2c which is used in some of the new
boards.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla at linaro.org>
---
arch/arm/boot/dts/qcom-apq8064-pins.dtsi | 25 +++++++++++++++++++++++++
arch/arm/boot/dts/qcom-apq8064.dtsi | 13 +++++++++++++
2 files changed, 38 insertions(+)
diff --git a/arch/arm/boot/dts/qcom-apq8064-pins.dtsi b/arch/arm/boot/dts/qcom-apq8064-pins.dtsi
index 8bb5e5f..4102a98 100644
--- a/arch/arm/boot/dts/qcom-apq8064-pins.dtsi
+++ b/arch/arm/boot/dts/qcom-apq8064-pins.dtsi
@@ -219,4 +219,29 @@
function = "gsbi7";
};
};
+
+ i2c7_pins: i2c7 {
+ mux {
+ pins = "gpio84", "gpio85";
+ function = "gsbi7";
+ };
+
+ pinconf {
+ pins = "gpio84", "gpio85";
+ drive-strength = <16>;
+ bias-disable;
+ };
+ };
+
+ i2c7_pins_sleep: i2c7_pins_sleep {
+ mux {
+ pins = "gpio84", "gpio85";
+ function = "gpio";
+ };
+ pinconf {
+ pins = "gpio84", "gpio85";
+ drive-strength = <2>;
+ bias-disable = <0>;
+ };
+ };
};
diff --git a/arch/arm/boot/dts/qcom-apq8064.dtsi b/arch/arm/boot/dts/qcom-apq8064.dtsi
index 81b4290..f064f59 100644
--- a/arch/arm/boot/dts/qcom-apq8064.dtsi
+++ b/arch/arm/boot/dts/qcom-apq8064.dtsi
@@ -417,6 +417,19 @@
clock-names = "core", "iface";
status = "disabled";
};
+
+ gsbi7_i2c: i2c at 16680000 {
+ compatible = "qcom,i2c-qup-v1.1.1";
+ pinctrl-0 = <&i2c7_pins>;
+ pinctrl-1 = <&i2c7_pins_sleep>;
+ pinctrl-names = "default", "sleep";
+ reg = <0x16680000 0x1000>;
+ interrupts = <GIC_SPI 159 IRQ_TYPE_NONE>;
+ clocks = <&gcc GSBI7_QUP_CLK>,
+ <&gcc GSBI7_H_CLK>;
+ clock-names = "core", "iface";
+ status = "disabled";
+ };
};
rng at 1a500000 {
--
2.5.0
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