Having four CPUs and 6 GiB of RAM matches real hardware. Fix the machine
defaults to make its use more ergonomic and less error-prone.

Signed-off-by: Bernhard Beschow <shentey@gmail.com>
---
 docs/system/arm/imx8mp-evk.rst | 2 +-
 hw/arm/imx8mp-evk.c            | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/docs/system/arm/imx8mp-evk.rst b/docs/system/arm/imx8mp-evk.rst
index 75c8fbd366..79600cf39a 100644
--- a/docs/system/arm/imx8mp-evk.rst
+++ b/docs/system/arm/imx8mp-evk.rst
@@ -54,7 +54,7 @@ Now that everything is prepared the machine can be started as follows:
 
 .. code-block:: bash
 
-  $ qemu-system-aarch64 -M imx8mp-evk -smp 4 -m 3G \
+  $ qemu-system-aarch64 -M imx8mp-evk \
       -display none -serial null -serial stdio \
       -kernel Image \
       -dtb imx8mp-evk.dtb \
diff --git a/hw/arm/imx8mp-evk.c b/hw/arm/imx8mp-evk.c
index 0af5aad583..b84ac91a17 100644
--- a/hw/arm/imx8mp-evk.c
+++ b/hw/arm/imx8mp-evk.c
@@ -117,8 +117,10 @@ static void imx8mp_evk_machine_init(MachineClass *mc)
 {
     mc->desc = "NXP i.MX 8M Plus EVK Board";
     mc->init = imx8mp_evk_init;
+    mc->default_cpus = 4;
     mc->max_cpus = FSL_IMX8MP_NUM_CPUS;
     mc->default_ram_id = "imx8mp-evk.ram";
+    mc->default_ram_size = 6 * GiB;
     mc->get_default_cpu_type = imx8mp_evk_get_default_cpu_type;
 }
 
-- 
2.52.0