mirrors/qemu
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

hw/arm: versal: Generate xlnx-versal-virt zdma FDT nodes

Browse Source 
Generate xlnx-versal-virt zdma FDT nodes.

Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Reviewed-by: Francisco Iglesias <frasse.iglesias@gmail.com>
Reviewed-by: KONRAD Frederic <frederic.konrad@adacore.com>
Reviewed-by: Luc Michel <luc.michel@greensocs.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Edgar E. Iglesias 2020-03-05 16:09:14 +00:00 committed by Peter Maydell
parent 8a21865157
commit ce5f4f0111
1 changed files with 28 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
hw/arm/xlnx-versal-virt.c
View File

@ -229,6 +229,33 @@ static void fdt_add_gem_nodes(VersalVirt *s)
}
}
static void fdt_add_zdma_nodes(VersalVirt *s)
{
const char clocknames[] = "clk_main\0clk_apb";
const char compat[] = "xlnx,zynqmp-dma-1.0";
int i;
for (i = XLNX_VERSAL_NR_ADMAS - 1; i >= 0; i--) {
uint64_t addr = MM_ADMA_CH0 + MM_ADMA_CH0_SIZE * i;
char *name = g_strdup_printf("/dma@%" PRIx64, addr);
qemu_fdt_add_subnode(s->fdt, name);
qemu_fdt_setprop_cell(s->fdt, name, "xlnx,bus-width", 64);
qemu_fdt_setprop_cells(s->fdt, name, "clocks",
s->phandle.clk_25Mhz, s->phandle.clk_25Mhz);
qemu_fdt_setprop(s->fdt, name, "clock-names",
clocknames, sizeof(clocknames));
qemu_fdt_setprop_cells(s->fdt, name, "interrupts",
GIC_FDT_IRQ_TYPE_SPI, VERSAL_ADMA_IRQ_0 + i,
GIC_FDT_IRQ_FLAGS_LEVEL_HI);
qemu_fdt_setprop_sized_cells(s->fdt, name, "reg",
2, addr, 2, 0x1000);
qemu_fdt_setprop(s->fdt, name, "compatible", compat, sizeof(compat));
g_free(name);
}
}
static void fdt_nop_memory_nodes(void *fdt, Error **errp)
{
Error *err = NULL;
@ -427,6 +454,7 @@ static void versal_virt_init(MachineState *machine)
fdt_add_uart_nodes(s);
fdt_add_gic_nodes(s);
fdt_add_timer_nodes(s);
fdt_add_zdma_nodes(s);
fdt_add_cpu_nodes(s, psci_conduit);
fdt_add_clk_node(s, "/clk125", 125000000, s->phandle.clk_125Mhz);
fdt_add_clk_node(s, "/clk25", 25000000, s->phandle.clk_25Mhz);