[PATCH] hw/arm: Add support for kudo-bmc board.

[Chris Rauer <crauer@google.com>]

kudo-bmc is a board supported by OpenBMC.
https://github.com/openbmc/openbmc/tree/master/meta-fii/meta-kudo

Tested: Booted kudo firmware.
Signed-off-by: Chris Rauer <crauer@google.com>
---
 docs/system/arm/nuvoton.rst |  1 +
 hw/arm/npcm7xx_boards.c     | 34 ++++++++++++++++++++++++++++++++++
 2 files changed, 35 insertions(+)

diff --git a/docs/system/arm/nuvoton.rst b/docs/system/arm/nuvoton.rst
index 69f57c2886..adf497e679 100644
--- a/docs/system/arm/nuvoton.rst
+++ b/docs/system/arm/nuvoton.rst
@@ -20,6 +20,7 @@ Hyperscale applications. The following machines are based on this chip :
 
 - ``quanta-gbs-bmc``    Quanta GBS server BMC
 - ``quanta-gsj``        Quanta GSJ server BMC
+- ``kudo-bmc``          Fii USA Kudo server BMC
 
 There are also two more SoCs, NPCM710 and NPCM705, which are single-core
 variants of NPCM750 and NPCM730, respectively. These are currently not
diff --git a/hw/arm/npcm7xx_boards.c b/hw/arm/npcm7xx_boards.c
index e5a3243995..c80f442adb 100644
--- a/hw/arm/npcm7xx_boards.c
+++ b/hw/arm/npcm7xx_boards.c
@@ -31,6 +31,7 @@
 #define NPCM750_EVB_POWER_ON_STRAPS 0x00001ff7
 #define QUANTA_GSJ_POWER_ON_STRAPS 0x00001fff
 #define QUANTA_GBS_POWER_ON_STRAPS 0x000017ff
+#define KUDO_BMC_POWER_ON_STRAPS 0x00001fff
 
 static const char npcm7xx_default_bootrom[] = "npcm7xx_bootrom.bin";
 
@@ -357,6 +358,23 @@ static void quanta_gbs_init(MachineState *machine)
     npcm7xx_load_kernel(machine, soc);
 }
 
+static void kudo_bmc_init(MachineState *machine)
+{
+    NPCM7xxState *soc;
+
+    soc = npcm7xx_create_soc(machine, KUDO_BMC_POWER_ON_STRAPS);
+    npcm7xx_connect_dram(soc, machine->ram);
+    qdev_realize(DEVICE(soc), NULL, &error_fatal);
+
+    npcm7xx_load_bootrom(machine, soc);
+    npcm7xx_connect_flash(&soc->fiu[0], 0, "mx66u51235f",
+                          drive_get(IF_MTD, 0, 0));
+    npcm7xx_connect_flash(&soc->fiu[1], 0, "mx66u51235f",
+                          drive_get(IF_MTD, 3, 0));
+
+    npcm7xx_load_kernel(machine, soc);
+}
+
 static void npcm7xx_set_soc_type(NPCM7xxMachineClass *nmc, const char *type)
 {
     NPCM7xxClass *sc = NPCM7XX_CLASS(object_class_by_name(type));
@@ -417,6 +435,18 @@ static void gbs_bmc_machine_class_init(ObjectClass *oc, void *data)
     mc->default_ram_size = 1 * GiB;
 }
 
+static void kudo_bmc_machine_class_init(ObjectClass *oc, void *data)
+{
+    NPCM7xxMachineClass *nmc = NPCM7XX_MACHINE_CLASS(oc);
+    MachineClass *mc = MACHINE_CLASS(oc);
+
+    npcm7xx_set_soc_type(nmc, TYPE_NPCM730);
+
+    mc->desc = "Kudo BMC (Cortex A9)";
+    mc->init = kudo_bmc_init;
+    mc->default_ram_size = 1 * GiB;
+};
+
 static const TypeInfo npcm7xx_machine_types[] = {
     {
         .name           = TYPE_NPCM7XX_MACHINE,
@@ -437,6 +467,10 @@ static const TypeInfo npcm7xx_machine_types[] = {
         .name           = MACHINE_TYPE_NAME("quanta-gbs-bmc"),
         .parent         = TYPE_NPCM7XX_MACHINE,
         .class_init     = gbs_bmc_machine_class_init,
+    }, {
+        .name           = MACHINE_TYPE_NAME("kudo-bmc"),
+        .parent         = TYPE_NPCM7XX_MACHINE,
+        .class_init     = kudo_bmc_machine_class_init,
     },
 };
 
-- 
2.33.0.153.gba50c8fa24-goog