Re: [PATCH v3 9/9] arm64: dts: qcom: sa8775p-ride: enable the BT UART port

From: Konrad Dybcio
Date: Mon Mar 06 2023 - 10:00:01 EST




On 16.02.2023 13:52, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
>
> Enable the high-speed UART port connected to the Bluetooth controller on
> the sa8775p-adp development board.
>
> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
> ---
Same comments as in the previous patch.

Konrad
> arch/arm64/boot/dts/qcom/sa8775p-ride.dts | 33 +++++++++++++++++++++++
> 1 file changed, 33 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sa8775p-ride.dts b/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
> index 6f96907b335c..1de3b9d4a05a 100644
> --- a/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
> +++ b/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
> @@ -14,6 +14,7 @@ / {
> aliases {
> serial0 = &uart10;
> serial1 = &uart12;
> + serial2 = &uart17;
> i2c18 = &i2c18;
> spi16 = &spi16;
> };
> @@ -89,6 +90,29 @@ qup_uart12_tx: qup-uart12-tx-state {
> qup_uart12_rx: qup-uart12-rx-state {
> pins = "gpio55";
> function = "qup1_se5";
> + };
> +
> + qup_uart17_cts: qup-uart17-cts-state {
> + pins = "gpio91";
> + function = "qup2_se3";
> + bias-disable;
> + };
> +
> + qup_uart17_rts: qup0-uart17-rts-state {
> + pins = "gpio92";
> + function = "qup2_se3";
> + bias-pull-down;
> + };
> +
> + qup_uart17_tx: qup0-uart17-tx-state {
> + pins = "gpio93";
> + function = "qup2_se3";
> + bias-pull-up;
> + };
> +
> + qup_uart17_rx: qup0-uart17-rx-state {
> + pins = "gpio94";
> + function = "qup2_se3";
> bias-pull-down;
> };
> };
> @@ -109,6 +133,15 @@ &uart12 {
> status = "okay";
> };
>
> +&uart17 {
> + pinctrl-0 = <&qup_uart17_cts>,
> + <&qup_uart17_rts>,
> + <&qup_uart17_tx>,
> + <&qup_uart17_rx>;
> + pinctrl-names = "default";
> + status = "okay";
> +};
> +
> &xo_board_clk {
> clock-frequency = <38400000>;
> };