[PATCH 5/7] phy: qcom-mipi-csi2: Add qcs8300 CSI2 PHY support

[Anusha Arun Nandi]

Hi Krzysztof,

Since qcs8300 uses the same register settings as sa8775p, I will squash
4/7 and 5/7 patches in the next version drop.

Thank you,
Anusha

On 10/19/2026 12:18 AM, Krzysztof Kozlowski wrote:
> On Fri, Oct 16, 2026 at 04:55:00PM -0700, Anusha Arun Nandi wrote:
>> Bind the new "qcom,qcs8300-csi2-phy" compatible to the existing
>> sa8775p SoC configuration (mipi_csi2_dphy_sa8775p). QCS8300
>> and SA8775P share the same CSIPHY: in the legacy in-tree
>> CAMSS driver (camss-csiphy-3ph-1-0.c) the CAMSS_8300 and CAMSS_8775P
>> cases fall through to the same D-PHY lane_regs_sa8775p[] init sequence
>> and common_regs_offset (0x800), and camss.c gives both SoCs the same
>> pd_name = "top" Titan Top GDSC. No new register data or power-domain
>> wiring is therefore needed; only the compatible string is added.
>>
>> Signed-off-by: Anusha Arun Nandi <anusha.nandi at oss.qualcomm.com>
>> ---
>>  drivers/phy/qualcomm/phy-qcom-mipi-csi2-core.c | 1 +
>>  1 file changed, 1 insertion(+)
>>
>> diff --git a/drivers/phy/qualcomm/phy-qcom-mipi-csi2-core.c b/drivers/phy/qualcomm/phy-qcom-mipi-csi2-core.c
>> index 821c6a0a916c..cef4a90ca539 100644
>> --- a/drivers/phy/qualcomm/phy-qcom-mipi-csi2-core.c
>> +++ b/drivers/phy/qualcomm/phy-qcom-mipi-csi2-core.c
>> @@ -453,6 +453,7 @@ static int phy_qcom_mipi_csi2_probe(struct platform_device *pdev)
>>  }
>>  
>>  static const struct of_device_id phy_qcom_mipi_csi2_of_match_table[] = {
>> +	{ .compatible	= "qcom,qcs8300-csi2-phy", .data = &mipi_csi2_dphy_sa8775p },
> 
> So devices are fully compatible? Then express it and drop this.
> 
> Best regards,
> Krzysztof