FROMLIST: spi: geni-qcom: Load spi qup Firmware from linux side

Add provision to load firmware of Serial engine for SPI protocol from
Linux Execution Environment on running on APPS processor.

Link: https://lore.kernel.org/linux-i2c/20250503111029.3583807-5-quic_vdadhani@quicinc.com/
Co-developed-by: Mukesh Kumar Savaliya <quic_msavaliy@quicinc.com>
Signed-off-by: Mukesh Kumar Savaliya <quic_msavaliy@quicinc.com>
Signed-off-by: Viken Dadhaniya <viken.dadhaniya@oss.qualcomm.com>

Author: Viken Dadhaniya

drivers/spi/spi-geni-qcom.c

@@ -671,6 +671,12 @@ static int spi_geni_init(struct spi_geni_master *mas)
 			goto out_pm;
 		}
 		spi_slv_setup(mas);
+	} else if (proto == GENI_SE_INVALID_PROTO) {
+		ret = geni_load_se_firmware(se, GENI_SE_SPI);
+		if (ret) {
+			dev_err(mas->dev, "spi master firmware load failed ret: %d\n", ret);
+			goto out_pm;
+		}
 	} else if (proto != GENI_SE_SPI) {
 		dev_err(mas->dev, "Invalid proto %d\n", proto);
 		goto out_pm;