media: mgb4: Added support for T200 card variant

T200 card variants use the XC7A200T FPGA instead of XC7A100T. The SPI FLASH
memory layout is different as the FPGA requires bigger FW images.
Signed-off-by: Martin Tůma <martin.tuma@digiteqautomotive.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>

drivers/media/pci/mgb4/mgb4_core.c

@@ -42,6 +42,10 @@
 
 #define MGB4_USER_IRQS 16
 
+#define DIGITEQ_VID 0x1ed8
+#define T100_DID    0x0101
+#define T200_DID    0x0201
+
 ATTRIBUTE_GROUPS(mgb4_pci);
 
 static int flashid;
@@ -151,7 +155,7 @@ static struct spi_master *get_spi_adap(struct platform_device *pdev)
 	return dev ? container_of(dev, struct spi_master, dev) : NULL;
 }
 
-static int init_spi(struct mgb4_dev *mgbdev)
+static int init_spi(struct mgb4_dev *mgbdev, u32 devid)
 {
 	struct resource spi_resources[] = {
 		{
@@ -213,8 +217,13 @@ static int init_spi(struct mgb4_dev *mgbdev)
 	snprintf(mgbdev->fw_part_name, sizeof(mgbdev->fw_part_name),
 		 "mgb4-fw.%d", flashid);
 	mgbdev->partitions[0].name = mgbdev->fw_part_name;
-	mgbdev->partitions[0].size = 0x400000;
-	mgbdev->partitions[0].offset = 0x400000;
+	if (devid == T200_DID) {
+		mgbdev->partitions[0].size = 0x950000;
+		mgbdev->partitions[0].offset = 0x1000000;
+	} else {
+		mgbdev->partitions[0].size = 0x400000;
+		mgbdev->partitions[0].offset = 0x400000;
+	}
 	mgbdev->partitions[0].mask_flags = 0;
 
 	snprintf(mgbdev->data_part_name, sizeof(mgbdev->data_part_name),
@@ -551,7 +560,7 @@ static int mgb4_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 		goto err_video_regs;
 
 	/* SPI FLASH */
-	rv = init_spi(mgbdev);
+	rv = init_spi(mgbdev, id->device);
 	if (rv < 0)
 		goto err_cmt_regs;
 
@@ -666,7 +675,8 @@ static void mgb4_remove(struct pci_dev *pdev)
 }
 
 static const struct pci_device_id mgb4_pci_ids[] = {
-	{ PCI_DEVICE(0x1ed8, 0x0101), },
+	{ PCI_DEVICE(DIGITEQ_VID, T100_DID), },
+	{ PCI_DEVICE(DIGITEQ_VID, T200_DID), },
 	{ 0, }
 };
 MODULE_DEVICE_TABLE(pci, mgb4_pci_ids);