Re: [PATCH v4 9/9] arm64: dts: qcom: sa8775p-ride: enable the BT UART port

Konrad Dybcio
2023-03-08T10:54:39Z

On 8.03.2023 11:40, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
>
> Enable the high-speed UART port connected to the Bluetooth controller on
> the sa8775p-adp 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 | 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 cba7c8116141..1020dfd21da2 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;
> };
> @@ -93,6 +94,32 @@ qup_uart12_rx: qup-uart12-rx-pins {
> bias-pull-down;
> };
> };
> +
> + qup_uart17_default: qup-uart17-state {
> + qup_uart17_cts: qup-uart17-cts-pins {
> + pins = "gpio91";
> + function = "qup2_se3";
> + bias-disable;
> + };
> +
> + qup_uart17_rts: qup0-uart17-rts-pins {
> + pins = "gpio92";
> + function = "qup2_se3";
> + bias-pull-down;
> + };
> +
> + qup_uart17_tx: qup0-uart17-tx-pins {
> + pins = "gpio93";
> + function = "qup2_se3";
> + bias-pull-up;
> + };
> +
> + qup_uart17_rx: qup0-uart17-rx-pins {
> + pins = "gpio94";
> + function = "qup2_se3";
> + bias-pull-down;
> + };
> + };
> };
>
> &uart10 {
> @@ -108,6 +135,12 @@ &uart12 {
> status = "okay";
> };
>
> +&uart17 {
> + pinctrl-0 = <&qup_uart17_default>;
> + pinctrl-names = "default";
> + status = "okay";
> +};
> +
> &xo_board_clk {
> clock-frequency = <38400000>;
> };