BACKPORT: arm64: dts: qcom: purwa-iot-evk: Add SDC2 node for purwa iot evk board

[ggiriprasad]

Enable SD Card host controller for purwa iot evk board.

This change enables the SD Card host controller for the purwa IoT evaluation kit board. It incorporates the &sdhc_2 node with power supply references, pin control definitions, and GPIO-based card detection capabilities.

CRs-Fixed: 4666653

[qswat-orbit-external]

Merge Check Failed: No CR Numbers Found

Error: No Change Request numbers were found.

Please add Change Request numbers to your pull request description in the format CRs-Fixed: 12345 or link GitHub issues that are associated with Change Requests.

[qswat-orbit-external]

Merge Check Failed: No CR Numbers Found

Error: No Change Request numbers were found.

Please add Change Request numbers to your pull request description in the format CRs-Fixed: 12345 or link GitHub issues that are associated with Change Requests.

[qcomlnxci]

Test jobs on 42b3677

• multimedia Job 227885 on hamoa-iot-evk
• multimedia Job 227883 on lemans-evk
• multimedia Job 227882 on monaco-evk
• multimedia Job 227886 on purwa-iot-evk
• multimedia Job 227887 on qcs615-ride
• multimedia Job 227884 on qcs6490-rb3gen2
• multimedia Job 227889 on qcs8300-ride
• multimedia Job 227881 on qcs9100-ride-r3
• multimedia Job on qrb2210-rb1
• multimedia Job 227888 on shikra-iqs-evk

[qcomlnxci]

Test Matrix

Test Case	hamoa-iot-evk-multimedia	lemans-evk-multimedia	monaco-evk-multimedia	purwa-iot-evk-multimedia	qcs615-ride-multimedia	qcs6490-rb3gen2-multimedia	qcs8300-ride-multimedia	qcs9100-ride-r3-multimedia	shikra-iqs-evk-multimedia
Audio_Card_Registration	✅ Pass	✅ Pass	✅ Pass	✅ Pass	⚠️ skip	✅ Pass	⚠️ skip	⚠️ skip	⚠️ skip
BT_FW_KMD_Service	✅ Pass	✅ Pass	✅ Pass	✅ Pass	❌ Fail	✅ Pass	✅ Pass	✅ Pass	❌ Fail
BT_ON_OFF	✅ Pass	✅ Pass	✅ Pass	✅ Pass	❌ Fail	✅ Pass	✅ Pass	✅ Pass	❌ Fail
BT_SCAN	✅ Pass	✅ Pass	✅ Pass	✅ Pass	❌ Fail	✅ Pass	✅ Pass	✅ Pass	❌ Fail
CPUFreq_Validation	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass
CPU_affinity	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass
DSP_AudioPD	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	⚠️ skip
Ethernet_Basic_Validation	⚠️ skip	✅ Pass	✅ Pass	⚠️ skip	⚠️ skip	⚠️ skip	❌ Fail	❌ Fail	⚠️ skip
Freq_Scaling	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass
GIC	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	❌ Fail
IPA	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass
Interrupts	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass
KVM_Driver	❌ Fail	✅ Pass	✅ Pass	❌ Fail	❌ Fail	❌ Fail	❌ Fail	❌ Fail	❌ Fail
KVM_EL2_DTB	❌ Fail	✅ Pass	✅ Pass	❌ Fail	❌ Fail	❌ Fail	❌ Fail	❌ Fail	❌ Fail
KVM_Infra	❌ Fail	✅ Pass	✅ Pass	❌ Fail	❌ Fail	❌ Fail	❌ Fail	❌ Fail	❌ Fail
OpenCV	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass
PCIe	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	❌ Fail
Probe_Failure_Check	❌ Fail	❌ Fail	❌ Fail	❌ Fail	✅ Pass	❌ Fail	❌ Fail	❌ Fail	❌ Fail
RMNET	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass
UFS_Validation	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	⚠️ skip
USBHost	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	⚠️ skip	✅ Pass	✅ Pass	❌ Fail
WiFi_Firmware_Driver	✅ Pass	✅ Pass	❌ Fail	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass
WiFi_OnOff	✅ Pass	✅ Pass	❌ Fail	✅ Pass	⚠️ skip	✅ Pass	✅ Pass	✅ Pass	⚠️ skip
adsp_remoteproc	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	⚠️ skip
cdsp_remoteproc	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass
gpdsp_remoteproc	⚠️ skip	✅ Pass	✅ Pass	⚠️ skip	⚠️ skip	⚠️ skip	✅ Pass	✅ Pass	⚠️ skip
hotplug	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass
irq	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass
kaslr	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass
pinctrl	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass
qcom_hwrng	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	◻️
rngtest	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass
shmbridge	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass
smmu	❌ Fail	❌ Fail	✅ Pass	❌ Fail	❌ Fail	✅ Pass	✅ Pass	❌ Fail	✅ Pass
watchdog	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass
wpss_remoteproc	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass	✅ Pass