diff mbox series

[03/19] arm64: dts: qcom: qdru1000: Add tlmm nodes

Message ID 20221001030656.29365-4-quic_molvera@quicinc.com
State New
Headers show
Series None | expand

Commit Message

Melody Olvera Oct. 1, 2022, 3:06 a.m. UTC
Add tlmm node for the QDU1000 and QRU1000 SoCs and the uart pin
configuration.

Signed-off-by: Melody Olvera <quic_molvera@quicinc.com>
---
 arch/arm64/boot/dts/qcom/qdru1000.dtsi | 30 ++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

Comments

Melody Olvera Oct. 11, 2022, 6:48 p.m. UTC | #1
On 10/1/2022 2:14 AM, Krzysztof Kozlowski wrote:
> On 01/10/2022 05:06, Melody Olvera wrote:
>> Add tlmm node for the QDU1000 and QRU1000 SoCs and the uart pin
>> configuration.
> The patchset should be squashed with previous. There is no point in
> bringing support piece by piece. You can bring support in steps if you
> submissions are separate in time. But if you have everything ready -
> your patch must be complete and bisectable.
To be clear, does it make more sense to submit the base dt first, then submit each
driver with all the dt changes as one patchset?
>
>> Signed-off-by: Melody Olvera <quic_molvera@quicinc.com>
>> ---
>>  arch/arm64/boot/dts/qcom/qdru1000.dtsi | 30 ++++++++++++++++++++++++++
>>  1 file changed, 30 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/qdru1000.dtsi b/arch/arm64/boot/dts/qcom/qdru1000.dtsi
>> index 3610f94bef35..39b9a00d3ad8 100644
>> --- a/arch/arm64/boot/dts/qcom/qdru1000.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/qdru1000.dtsi
>> @@ -235,6 +235,8 @@ uart7: serial@99c000 {
>>  				reg = <0x0 0x99c000 0x0 0x4000>;
>>  				clock-names = "se";
>>  				clocks = <&gcc GCC_QUPV3_WRAP0_S7_CLK>;
>> +				pinctrl-names = "default";
>> +				pinctrl-0 = <&qup_uart7_default>;
>>  				interrupts = <GIC_SPI 608 IRQ_TYPE_LEVEL_HIGH>;
>>  				#address-cells = <1>;
>>  				#size-cells = <0>;
>> @@ -248,6 +250,34 @@ tcsr_mutex: hwlock@1f40000 {
>>  			#hwlock-cells = <1>;
>>  		};
>>  
>> +		tlmm: pinctrl@f000000 {
>> +			compatible = "qcom,qdu1000-tlmm", "qcom,qru1000-tlmm";
>> +			reg = <0x0 0xf000000 0x0 0x1000000>;
>> +			interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
>> +			gpio-controller;
>> +			#gpio-cells = <2>;
>> +			interrupt-controller;
>> +			#interrupt-cells = <2>;
>> +			gpio-ranges = <&tlmm 0 0 151>;
>> +			wakeup-parent = <&pdc>;
>> +
>> +			qup_uart7_default: qup-uart7-default {
> Suffix "-state"
Ack.
>
>> +				tx {
> Suffix "-pins"
Ack.
>
>> +					pins = "gpio134";
>> +					function = "qup0_se7_l2";
>> +					drive-strength = <2>;
>> +					bias-disable;
>> +				};
>> +
>> +				rx {
> Suffix "-pins"
Ack.
>
>
>> +					pins = "gpio135";
>> +					function = "qup0_se7_l3";
>> +					drive-strength = <2>;
>> +					bias-disable;
>> +				};
>> +			};
>> +		};
>> +
>>  		pdc: interrupt-controller@b220000 {
>>  			compatible = "qcom,pdc";
>>  			reg = <0x0 0xb220000 0x0 0x30000>, <0x0 0x174000f0 0x0 0x64>;
> Best regards,
> Krzysztof
>
Thanks,
Melody
Krzysztof Kozlowski Oct. 11, 2022, 6:57 p.m. UTC | #2
On 11/10/2022 14:48, Melody Olvera wrote:
> 
> 
> On 10/1/2022 2:14 AM, Krzysztof Kozlowski wrote:
>> On 01/10/2022 05:06, Melody Olvera wrote:
>>> Add tlmm node for the QDU1000 and QRU1000 SoCs and the uart pin
>>> configuration.
>> The patchset should be squashed with previous. There is no point in
>> bringing support piece by piece. You can bring support in steps if you
>> submissions are separate in time. But if you have everything ready -
>> your patch must be complete and bisectable.
> To be clear, does it make more sense to submit the base dt first, then submit each
> driver with all the dt changes as one patchset?

No, because you have DTS ready. There is no incremental work here.

Best regards,
Krzysztof
Melody Olvera Oct. 11, 2022, 7:05 p.m. UTC | #3
On 10/11/2022 11:57 AM, Krzysztof Kozlowski wrote:
> On 11/10/2022 14:48, Melody Olvera wrote:
>>
>> On 10/1/2022 2:14 AM, Krzysztof Kozlowski wrote:
>>> On 01/10/2022 05:06, Melody Olvera wrote:
>>>> Add tlmm node for the QDU1000 and QRU1000 SoCs and the uart pin
>>>> configuration.
>>> The patchset should be squashed with previous. There is no point in
>>> bringing support piece by piece. You can bring support in steps if you
>>> submissions are separate in time. But if you have everything ready -
>>> your patch must be complete and bisectable.
>> To be clear, does it make more sense to submit the base dt first, then submit each
>> driver with all the dt changes as one patchset?
> No, because you have DTS ready. There is no incremental work here.
Ah ok so just squash all these commits into one and submit.
>
> Best regards,
> Krzysztof
>
Thanks,
Melody
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/qdru1000.dtsi b/arch/arm64/boot/dts/qcom/qdru1000.dtsi
index 3610f94bef35..39b9a00d3ad8 100644
--- a/arch/arm64/boot/dts/qcom/qdru1000.dtsi
+++ b/arch/arm64/boot/dts/qcom/qdru1000.dtsi
@@ -235,6 +235,8 @@  uart7: serial@99c000 {
 				reg = <0x0 0x99c000 0x0 0x4000>;
 				clock-names = "se";
 				clocks = <&gcc GCC_QUPV3_WRAP0_S7_CLK>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&qup_uart7_default>;
 				interrupts = <GIC_SPI 608 IRQ_TYPE_LEVEL_HIGH>;
 				#address-cells = <1>;
 				#size-cells = <0>;
@@ -248,6 +250,34 @@  tcsr_mutex: hwlock@1f40000 {
 			#hwlock-cells = <1>;
 		};
 
+		tlmm: pinctrl@f000000 {
+			compatible = "qcom,qdu1000-tlmm", "qcom,qru1000-tlmm";
+			reg = <0x0 0xf000000 0x0 0x1000000>;
+			interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
+			gpio-controller;
+			#gpio-cells = <2>;
+			interrupt-controller;
+			#interrupt-cells = <2>;
+			gpio-ranges = <&tlmm 0 0 151>;
+			wakeup-parent = <&pdc>;
+
+			qup_uart7_default: qup-uart7-default {
+				tx {
+					pins = "gpio134";
+					function = "qup0_se7_l2";
+					drive-strength = <2>;
+					bias-disable;
+				};
+
+				rx {
+					pins = "gpio135";
+					function = "qup0_se7_l3";
+					drive-strength = <2>;
+					bias-disable;
+				};
+			};
+		};
+
 		pdc: interrupt-controller@b220000 {
 			compatible = "qcom,pdc";
 			reg = <0x0 0xb220000 0x0 0x30000>, <0x0 0x174000f0 0x0 0x64>;