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SubjectRe: [PATCH 1/2] ARM: dts: qcom: sdx65: add IPA information
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On 3/26/23 11:04 AM, Krzysztof Kozlowski wrote:
> On 26/03/2023 18:01, Alex Elder wrote:
>> On 3/25/23 6:14 AM, Krzysztof Kozlowski wrote:
>>> On 24/03/2023 21:15, Alex Elder wrote:
>>>> Add IPA-related nodes and definitions to "sdx65.dtsi". The SMP2P
>>>> nodes (ipa_smp2p_out and ipa_smp2p_in) are already present.
>>>>
>>>> Enable IPA in "sdx65-mtp.dts"; this GSI firmware is loaded by Trust
>>>> Zone on this platform.
>>>>
>>>> Tested-by: Rohit Agarwal <quic_rohiagar@quicinc.com>
>>>> Signed-off-by: Alex Elder <elder@linaro.org>
>>>> ---
>>>> arch/arm/boot/dts/qcom-sdx65-mtp.dts | 5 ++++
>>>> arch/arm/boot/dts/qcom-sdx65.dtsi | 38 ++++++++++++++++++++++++++++
>>>> 2 files changed, 43 insertions(+)
>>>>
>>>> diff --git a/arch/arm/boot/dts/qcom-sdx65-mtp.dts b/arch/arm/boot/dts/qcom-sdx65-mtp.dts
>>>> index ed98c83c141fc..72e25de0db5fc 100644
>>>> --- a/arch/arm/boot/dts/qcom-sdx65-mtp.dts
>>>> +++ b/arch/arm/boot/dts/qcom-sdx65-mtp.dts
>>>> @@ -245,6 +245,11 @@ &blsp1_uart3 {
>>>> status = "okay";
>>>> };
>>>>
>>>> +&ipa {
>>>> + qcom,gsi-loader = "skip";
>>>> + status = "okay";
>>>> +};
>>>> +
>>>> &qpic_bam {
>>>> status = "okay";
>>>> };
>>>> diff --git a/arch/arm/boot/dts/qcom-sdx65.dtsi b/arch/arm/boot/dts/qcom-sdx65.dtsi
>>>> index 192f9f94bc8b4..360d6dc144811 100644
>>>> --- a/arch/arm/boot/dts/qcom-sdx65.dtsi
>>>> +++ b/arch/arm/boot/dts/qcom-sdx65.dtsi
>>>> @@ -11,6 +11,7 @@
>>>> #include <dt-bindings/interrupt-controller/arm-gic.h>
>>>> #include <dt-bindings/power/qcom-rpmpd.h>
>>>> #include <dt-bindings/soc/qcom,rpmh-rsc.h>
>>>> +#include <dt-bindings/interconnect/qcom,sdx65.h>
>>>>
>>>> / {
>>>> #address-cells = <1>;
>>>> @@ -299,6 +300,43 @@ tcsr_mutex: hwlock@1f40000 {
>>>> #hwlock-cells = <1>;
>>>> };
>>>>
>>>> + ipa: ipa@3e04000 {
>>>> + compatible = "qcom,sdx65-ipa";
>>>> +
>>>> + iommus = <&apps_smmu 0x5e0 0x0>,
>>>> + <&apps_smmu 0x5e2 0x0>;
>>>> + reg = <0x3f40000 0x10000>,
>>>> + <0x3f50000 0x5000>,
>>>> + <0x3e04000 0xfc000>;
>>>> + reg-names = "ipa-reg",
>>>> + "ipa-shared",
>>>> + "gsi";
>>>> +
>>>> + interrupts-extended = <&intc GIC_SPI 241 IRQ_TYPE_EDGE_RISING>,
>>>> + <&intc GIC_SPI 47 IRQ_TYPE_LEVEL_HIGH>,
>>>> + <&ipa_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
>>>> + <&ipa_smp2p_in 1 IRQ_TYPE_EDGE_RISING>;
>>>> + interrupt-names = "ipa",
>>>> + "gsi",
>>>> + "ipa-clock-query",
>>>> + "ipa-setup-ready";
>>>
>>> These look misaligned.
>>
>> I believe this is the alignment convention used by all IPA nodes
>> in DTS files. It's possible I'm not seeing something you are,
>> but... what alignment should be used? And if I change this,
>> should I change all others?
>
> If this is aligned, then fine. The diff points it is not, but the diff
> might be a bit tricky sometimes.
>
> Alignment is till " in previous line. For example sdm845 looks fine.

OK thank you. I will send v2 of this series after I hear back
from Konrad, adding your reviewed-by, and will double-check
the alignment as well.

-Alex

>
>
> Best regards,
> Krzysztof
>

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