Connect the sst25wf080 SPI flash to the EP108 board.
Signed-off-by: Alistair Francis <alistair.fran...@xilinx.com>
---
V4:
- Only add one SPI flash
V3:
- Don't reach into the SoC
V2:
- Use sst25wf080 instead of m25p80
hw/arm/xlnx-ep108.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/hw/arm/xlnx-ep108.c b/hw/arm/xlnx-ep108.c
index 2899698..4ead0df 100644
--- a/hw/arm/xlnx-ep108.c
+++ b/hw/arm/xlnx-ep108.c
@@ -33,6 +33,7 @@ static struct arm_boot_info xlnx_ep108_binfo;
static void xlnx_ep108_init(MachineState *machine)
{
XlnxEP108 *s = g_new0(XlnxEP108, 1);
+ int i;
Error *err = NULL;
object_initialize(&s->soc, sizeof(s->soc), TYPE_XLNX_ZYNQMP);
@@ -60,6 +61,21 @@ static void xlnx_ep108_init(MachineState *machine)
machine->ram_size);
memory_region_add_subregion(get_system_memory(), 0, &s->ddr_ram);
+ for (i = 0; i < XLNX_ZYNQMP_NUM_SPIS; i++) {
+ SSIBus *spi_bus;
+ DeviceState *flash_dev;
+ qemu_irq cs_line;
+ char bus_name[6];
+
+ snprintf(bus_name, 6, "spi%d", i);
+ spi_bus = (SSIBus *)qdev_get_child_bus(DEVICE(&s->soc), bus_name);
+
+ flash_dev = ssi_create_slave(spi_bus, "sst25wf080");
+ cs_line = qdev_get_gpio_in_named(flash_dev, SSI_GPIO_CS, 0);
+
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->soc.spi[i]), 1, cs_line);
+ }
+
xlnx_ep108_binfo.ram_size = machine->ram_size;
xlnx_ep108_binfo.kernel_filename = machine->kernel_filename;
xlnx_ep108_binfo.kernel_cmdline = machine->kernel_cmdline;
--
2.5.0
