Add one instance of GENI based I2C master controller to enable testing
I2C driver using EEPROM slave.
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@xxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/sdm845-mtp.dts | 18 ++++++++++++++++++
arch/arm64/boot/dts/qcom/sdm845.dtsi | 29 +++++++++++++++++++++++++++++
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..e82c98d 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
+++ b/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
@@ -29,9 +29,27 @@
serial@a84000 {
status = "okay";
};
+
+ i2c@a88000 {
+ 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..a13836f 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 +324,21 @@
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>;
+ clock-frequency = <400000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
};
};
};
--
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