[v3,4/9] arm64: dts: qcom: sa8775p-ride: enable i2c18

Message ID 20230216125257.112300-5-brgl@bgdev.pl
State New
Headers
Series arm64: dts: qcom: sa8775p-ride: enable relevant QUPv3 IPs |

Commit Message

Bartosz Golaszewski Feb. 16, 2023, 12:52 p.m. UTC
  From: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

This enables the I2C interface on the sa8775p-ride development board.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
---
 arch/arm64/boot/dts/qcom/sa8775p-ride.dts | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
  

Comments

Konrad Dybcio March 6, 2023, 2:54 p.m. UTC | #1
On 16.02.2023 13:52, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
> 
> This enables the I2C interface on the sa8775p-ride development board.
> 
> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>

Konrad
>  arch/arm64/boot/dts/qcom/sa8775p-ride.dts | 15 +++++++++++++++
>  1 file changed, 15 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sa8775p-ride.dts b/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
> index a538bb79c04a..5fdce8279537 100644
> --- a/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
> +++ b/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
> @@ -13,6 +13,7 @@ / {
>  
>  	aliases {
>  		serial0 = &uart10;
> +		i2c18 = &i2c18;
>  	};
>  
>  	chosen {
> @@ -20,6 +21,13 @@ chosen {
>  	};
>  };
>  
> +&i2c18 {
> +	clock-frequency = <400000>;
> +	pinctrl-0 = <&qup_i2c18_default>;
> +	pinctrl-names = "default";
> +	status = "okay";
> +};
> +
>  &qupv3_id_1 {
>  	status = "okay";
>  };
> @@ -37,6 +45,13 @@ qup_uart10_default: qup-uart10-state {
>  		pins = "gpio46", "gpio47";
>  		function = "qup1_se3";
>  	};
> +
> +	qup_i2c18_default: qup-i2c18-state {
> +		pins = "gpio95", "gpio96";
> +		function = "qup2_se4";
> +		drive-strength = <2>;
> +		bias-pull-up;
> +	};
>  };
>  
>  &uart10 {
  

Patch

diff --git a/arch/arm64/boot/dts/qcom/sa8775p-ride.dts b/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
index a538bb79c04a..5fdce8279537 100644
--- a/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
+++ b/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
@@ -13,6 +13,7 @@  / {
 
 	aliases {
 		serial0 = &uart10;
+		i2c18 = &i2c18;
 	};
 
 	chosen {
@@ -20,6 +21,13 @@  chosen {
 	};
 };
 
+&i2c18 {
+	clock-frequency = <400000>;
+	pinctrl-0 = <&qup_i2c18_default>;
+	pinctrl-names = "default";
+	status = "okay";
+};
+
 &qupv3_id_1 {
 	status = "okay";
 };
@@ -37,6 +45,13 @@  qup_uart10_default: qup-uart10-state {
 		pins = "gpio46", "gpio47";
 		function = "qup1_se3";
 	};
+
+	qup_i2c18_default: qup-i2c18-state {
+		pins = "gpio95", "gpio96";
+		function = "qup2_se4";
+		drive-strength = <2>;
+		bias-pull-up;
+	};
 };
 
 &uart10 {