Re: [PATCH v2 1/3] arm64: dts: qcom: lemans: add CSI2 D-PHY common-phy providers
From: Anusha Arun Nandi
Date: Wed Nov 04 2026 - 22:15:21 EST
Hi Nihal,
will drop a new patchset.
Thank you
Anusha
On 11/3/2026 8:53 PM, Nihal Kumar Gupta wrote:
>
>
> On 04-11-2026 03:40, Anusha Arun Nandi wrote:
>> Expose the four SA8775p CSIPHYs as standalone qcom,sa8775p-csi2-phy
>> generic-PHY provider nodes (csiphy0..3) at their existing register
>> addresses, each with its own OF graph (port@0 sensor-facing, port@1
>> CAMSS-facing) so camss_detect_legacy_phy() picks the non-legacy path
>> once a board wires a sensor through one of them. The camss node's own
>> reg-names/clocks/interrupts for the CSIPHYs are unchanged, so boards
>> that don't use a provider still get the legacy binding.
>>
>> The provider nodes are disabled by default; a board or camera overlay
>> enables the one(s) it uses.
>>
>> Reviewed-by: Jigarkumar Zala <jigarkumar.zala@xxxxxxxxxxxxxxxx>
>> Signed-off-by: Anusha Arun Nandi <anusha.nandi@xxxxxxxxxxxxxxxx>
>> ---
>> arch/arm64/boot/dts/qcom/lemans.dtsi | 140 +++++++++++++++++++++++++++
>> 1 file changed, 140 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/lemans.dtsi b/arch/arm64/boot/dts/qcom/lemans.dtsi
>> index 1fdb72fa5518..2a30bf1c82af 100644
>> --- a/arch/arm64/boot/dts/qcom/lemans.dtsi
>> +++ b/arch/arm64/boot/dts/qcom/lemans.dtsi
>> @@ -5164,6 +5164,146 @@ cci3_i2c1: i2c-bus@1 {
>> };
>> };
>>
>> + csiphy0: phy@ac9c000 {
>> + compatible = "qcom,sa8775p-csi2-phy";
>> + reg = <0x0 0x0ac9c000 0x0 0x2000>;
> ...
>
>> + csiphy3: phy@aca2000 {
>> + compatible = "qcom,sa8775p-csi2-phy";
>
> phy@ac9c000 through phy@aca2000 nodes precede the existing
> isp@ac78000 node.
> Sort CSIPHY nodes by unit-address numerically.
>
>> + reg = <0x0 0x0aca2000 0x0 0x2000>;
>> +
>> + clocks = <&camcc CAM_CC_CSIPHY3_CLK>,
>> + <&camcc CAM_CC_CSI3PHYTIMER_CLK>;
>> + clock-names = "core",
>> + "timer";
>> +
>> + interrupts = <GIC_SPI 448 IRQ_TYPE_EDGE_RISING>;
>> +
>> + operating-points-v2 = <&csiphy_opp_table>;
>> +
>> + power-domains = <&camcc CAM_CC_TITAN_TOP_GDSC>;
>> + power-domain-names = "top";
>> +
>> + status = "disabled";
>> +
>> + ports {
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> +
>> + port@0 {
>> + reg = <0>;
>> + };
>> +
>> + port@1 {
>> + reg = <1>;
>> + };
>> + };
>> + };
>> +
>> + csiphy_opp_table: opp-table-csiphy {
>> + compatible = "operating-points-v2";
>> +
>> + opp-300000000 {
>> + opp-hz = /bits/ 64 <300000000>;
>> + };
>> +
>> + opp-400000000 {
>> + opp-hz = /bits/ 64 <400000000>;
>> + };
>> + };
>> +
>> camss: isp@ac78000 {
>> compatible = "qcom,sa8775p-camss";
>>
>