1. Patchew
  2. linux
  3. [PATCH v2 0/4] arm64: dts: qcom: sa8775p-ride: enable relevant QUPv3 IPs
  4. View patch

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

Bartosz Golaszewski posted 4 patches 2 years, 11 months ago
There is a newer version of this series
[PATCH v2 3/4] arm64: dts: qcom: sa8775p: add the GNSS high-speed UART for sa8775p-ride
Posted by Bartosz Golaszewski 2 years, 11 months ago 
From: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

Add the serial port connected to the GNSS on sa8775p-ride.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
---
 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>;
+				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
Re: [PATCH v2 3/4] arm64: dts: qcom: sa8775p: add the GNSS high-speed UART for sa8775p-ride
Posted by Bartosz Golaszewski 2 years, 11 months ago 
On Wed, Feb 15, 2023 at 4:40 PM Bartosz Golaszewski <brgl@bgdev.pl> wrote:
>
> From: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
>
> Add the serial port connected to the GNSS on sa8775p-ride.
>
> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
> ---
>  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
>
Re: [PATCH v2 3/4] arm64: dts: qcom: sa8775p: add the GNSS high-speed UART for sa8775p-ride
Posted by Konrad Dybcio 2 years, 11 months ago 

On 16.02.2023 10:43, Bartosz Golaszewski wrote:
> On Wed, Feb 15, 2023 at 4:40 PM Bartosz Golaszewski <brgl@bgdev.pl> wrote:
>>
>> From: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
>>
>> Add the serial port connected to the GNSS on sa8775p-ride.
>>
>> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
>> ---
>>  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.
Generally it would be "nicer" if you split adding the nodes
in the SoC and device DTs as well, since you're already resending..

Konrad
> 
> 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
>>

Patchew 2.1-devel-b67e4c2

© 2016 - 2026 Red Hat, Inc.