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From: Peter Maydell <peter.maydell@linaro.org>
To: qemu-devel@nongnu.org
Subject: [PULL 13/32] hw/arm/xlnx-versal-virt: Connect mt35xu01g flashes to
the OSPI
Date: Fri, 28 Jan 2022 15:29:50 +0000
Message-Id: <20220128153009.2467560-14-peter.maydell@linaro.org>
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From: Francisco Iglesias <francisco.iglesias@xilinx.com>
Connect Micron Xccela mt35xu01g flashes to the OSPI flash memory
controller.
Signed-off-by: Francisco Iglesias <francisco.iglesias@xilinx.com>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20220121161141.14389-10-francisco.iglesias@xilinx.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
hw/arm/xlnx-versal-virt.c | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/hw/arm/xlnx-versal-virt.c b/hw/arm/xlnx-versal-virt.c
index 8ea9979710f..3f56ae28eea 100644
--- a/hw/arm/xlnx-versal-virt.c
+++ b/hw/arm/xlnx-versal-virt.c
@@ -25,6 +25,8 @@
#define TYPE_XLNX_VERSAL_VIRT_MACHINE MACHINE_TYPE_NAME("xlnx-versal-virt")
OBJECT_DECLARE_SIMPLE_TYPE(VersalVirt, XLNX_VERSAL_VIRT_MACHINE)
=20
+#define XLNX_VERSAL_NUM_OSPI_FLASH 4
+
struct VersalVirt {
MachineState parent_obj;
=20
@@ -691,6 +693,27 @@ static void versal_virt_init(MachineState *machine)
exit(EXIT_FAILURE);
}
}
+
+ for (i =3D 0; i < XLNX_VERSAL_NUM_OSPI_FLASH; i++) {
+ BusState *spi_bus;
+ DeviceState *flash_dev;
+ qemu_irq cs_line;
+ DriveInfo *dinfo =3D drive_get(IF_MTD, 0, i);
+
+ spi_bus =3D qdev_get_child_bus(DEVICE(&s->soc.pmc.iou.ospi), "spi0=
");
+
+ flash_dev =3D qdev_new("mt35xu01g");
+ if (dinfo) {
+ qdev_prop_set_drive_err(flash_dev, "drive",
+ blk_by_legacy_dinfo(dinfo), &error_fat=
al);
+ }
+ qdev_realize_and_unref(flash_dev, spi_bus, &error_fatal);
+
+ cs_line =3D qdev_get_gpio_in_named(flash_dev, SSI_GPIO_CS, 0);
+
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->soc.pmc.iou.ospi),
+ i + 1, cs_line);
+ }
}
=20
static void versal_virt_machine_instance_init(Object *obj)
--=20
2.25.1