diff options
Diffstat (limited to 'hw/arm/imx8mp-evk.c')
| -rw-r--r-- | hw/arm/imx8mp-evk.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/hw/arm/imx8mp-evk.c b/hw/arm/imx8mp-evk.c index f17d5db..b5aec06e 100644 --- a/hw/arm/imx8mp-evk.c +++ b/hw/arm/imx8mp-evk.c @@ -15,6 +15,34 @@ #include "system/qtest.h" #include "qemu/error-report.h" #include "qapi/error.h" +#include <libfdt.h> + +static void imx8mp_evk_modify_dtb(const struct arm_boot_info *info, void *fdt) +{ + int i, offset; + + /* Temporarily disable following nodes until they are implemented */ + const char *nodes_to_remove[] = { + "nxp,imx8mp-fspi", + }; + + for (i = 0; i < ARRAY_SIZE(nodes_to_remove); i++) { + const char *dev_str = nodes_to_remove[i]; + + offset = fdt_node_offset_by_compatible(fdt, -1, dev_str); + while (offset >= 0) { + fdt_nop_node(fdt, offset); + offset = fdt_node_offset_by_compatible(fdt, offset, dev_str); + } + } + + /* Remove cpu-idle-states property from CPU nodes */ + offset = fdt_node_offset_by_compatible(fdt, -1, "arm,cortex-a53"); + while (offset >= 0) { + fdt_nop_property(fdt, offset, "cpu-idle-states"); + offset = fdt_node_offset_by_compatible(fdt, offset, "arm,cortex-a53"); + } +} static void imx8mp_evk_init(MachineState *machine) { @@ -32,6 +60,7 @@ static void imx8mp_evk_init(MachineState *machine) .board_id = -1, .ram_size = machine->ram_size, .psci_conduit = QEMU_PSCI_CONDUIT_SMC, + .modify_dtb = imx8mp_evk_modify_dtb, }; s = FSL_IMX8MP(object_new(TYPE_FSL_IMX8MP)); |