Re: [PATCH v2 3/4] arm64: dts: qcom: sa8775p: add the GNSS high-speed UART for sa8775p-ride

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On Wed, Feb 15, 2023 at 4:40 PM Bartosz Golaszewski <brgl@xxxxxxxx> wrote:
>
> From: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
>
> Add the serial port connected to the GNSS on sa8775p-ride.
>
> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
> ---
>  arch/arm64/boot/dts/qcom/sa8775p-ride.dts | 34 +++++++++++++++++++++++
>  arch/arm64/boot/dts/qcom/sa8775p.dtsi     | 15 ++++++++++
>  2 files changed, 49 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sa8775p-ride.dts b/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
> index d01ca3a9ee37..47cf26ea49e8 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;
> +               serial1 = &uart12;
>                 i2c18 = &i2c18;
>                 spi16 = &spi16;
>         };
> @@ -66,6 +67,30 @@ qup_i2c18_default: qup-i2c18-state {
>                 drive-strength = <2>;
>                 bias-pull-up;
>         };
> +
> +       qup_uart12_cts: qup-uart12-cts-state {
> +               pins = "gpio52";
> +               function = "qup1_se5";
> +               bias-disable;
> +       };
> +
> +       qup_uart12_rts: qup_uart12_rts-state {
> +               pins = "gpio53";
> +               function = "qup1_se5";
> +               bias-pull-down;
> +       };
> +
> +       qup_uart12_tx: qup_uart12_tx-state {
> +               pins = "gpio54";
> +               function = "qup1_se5";
> +               bias-pull-up;
> +       };
> +
> +       qup_uart12_rx: qup_uart12_rx-state {
> +               pins = "gpio55";
> +               function = "qup1_se5";
> +               bias-pull-down;
> +       };
>  };
>
>  &uart10 {
> @@ -75,6 +100,15 @@ &uart10 {
>         status = "okay";
>  };
>
> +&uart12 {
> +       pinctrl-0 = <&qup_uart12_cts>,
> +                   <&qup_uart12_rts>,
> +                   <&qup_uart12_tx>,
> +                   <&qup_uart12_rx>;
> +       pinctrl-names = "default";
> +       status = "okay";
> +};
> +
>  &xo_board_clk {
>         clock-frequency = <38400000>;
>  };
> diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> index 1abb545ff4f4..8b8931ea739d 100644
> --- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> @@ -489,6 +489,21 @@ &clk_virt SLAVE_QUP_CORE_1 0>,
>                                 operating-points-v2 = <&qup_opp_table_100mhz>;
>                                 status = "disabled";
>                         };
> +
> +                       uart12: serial@a94000 {
> +                               compatible = "qcom,geni-uart";
> +                               reg = <0x0 0xa94000 0x0 0x4000>;
> +                               interrupts = <GIC_SPI 585 IRQ_TYPE_LEVEL_HIGH>;

Please disregard this series, I've just noticed I didn't stage the
change to the interrupt number here which is wrong. And I need to fix
the underscores in node names too.

Bart

> +                               clocks = <&gcc GCC_QUPV3_WRAP1_S5_CLK>;
> +                               clock-names = "se";
> +                               interconnects = <&clk_virt MASTER_QUP_CORE_1 0
> +                                                &clk_virt SLAVE_QUP_CORE_1 0>,
> +                                               <&gem_noc MASTER_APPSS_PROC 0
> +                                                &config_noc SLAVE_QUP_1 0>;
> +                               interconnect-names = "qup-core", "qup-config";
> +                               power-domains = <&rpmhpd SA8775P_CX>;
> +                               status = "disabled";
> +                       };
>                 };
>
>                 qupv3_id_2: geniqup@8c0000 {
> --
> 2.37.2
>



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