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-rw-r--r--hw/arm/Kconfig10
-rw-r--r--hw/arm/armv7m.c26
-rw-r--r--hw/arm/npcm7xx_boards.c32
-rw-r--r--hw/arm/nseries.c1
4 files changed, 65 insertions, 4 deletions
diff --git a/hw/arm/Kconfig b/hw/arm/Kconfig
index 2e0049196d..6945330030 100644
--- a/hw/arm/Kconfig
+++ b/hw/arm/Kconfig
@@ -46,6 +46,7 @@ config DIGIC
 
 config EXYNOS4
     bool
+    imply I2C_DEVICES
     select A9MPCORE
     select I2C
     select LAN9118
@@ -184,6 +185,7 @@ config REALVIEW
     bool
     imply PCI_DEVICES
     imply PCI_TESTDEV
+    imply I2C_DEVICES
     select SMC91C111
     select LAN9118
     select A9MPCORE
@@ -229,6 +231,7 @@ config SABRELITE
 
 config STELLARIS
     bool
+    imply I2C_DEVICES
     select ARM_V7M
     select CMSDK_APB_WATCHDOG
     select I2C
@@ -406,6 +409,7 @@ config NPCM7XX
 
 config FSL_IMX25
     bool
+    imply I2C_DEVICES
     select IMX
     select IMX_FEC
     select IMX_I2C
@@ -414,6 +418,7 @@ config FSL_IMX25
 
 config FSL_IMX31
     bool
+    imply I2C_DEVICES
     select SERIAL
     select IMX
     select IMX_I2C
@@ -422,6 +427,7 @@ config FSL_IMX31
 
 config FSL_IMX6
     bool
+    imply I2C_DEVICES
     select A9MPCORE
     select IMX
     select IMX_FEC
@@ -450,6 +456,7 @@ config ASPEED_SOC
 
 config MPS2
     bool
+    imply I2C_DEVICES
     select ARMSSE
     select LAN9118
     select MPS2_FPGAIO
@@ -466,6 +473,7 @@ config FSL_IMX7
     bool
     imply PCI_DEVICES
     imply TEST_DEVICES
+    imply I2C_DEVICES
     select A15MPCORE
     select PCI
     select IMX
@@ -481,6 +489,7 @@ config ARM_SMMUV3
 
 config FSL_IMX6UL
     bool
+    imply I2C_DEVICES
     select A15MPCORE
     select IMX
     select IMX_FEC
@@ -495,6 +504,7 @@ config MICROBIT
 
 config NRF51_SOC
     bool
+    imply I2C_DEVICES
     select I2C
     select ARM_V7M
     select UNIMP
diff --git a/hw/arm/armv7m.c b/hw/arm/armv7m.c
index ceb76df3cd..41cfca0f22 100644
--- a/hw/arm/armv7m.c
+++ b/hw/arm/armv7m.c
@@ -284,6 +284,12 @@ static void armv7m_realize(DeviceState *dev, Error **errp)
         return;
     }
 
+    /* cpuclk must be connected; refclk is optional */
+    if (!clock_has_source(s->cpuclk)) {
+        error_setg(errp, "armv7m: cpuclk must be connected");
+        return;
+    }
+
     memory_region_add_subregion_overlap(&s->container, 0, s->board_memory, -1);
 
     s->cpu = ARM_CPU(object_new_with_props(s->cpu_type, OBJECT(s), "cpu",
@@ -420,8 +426,18 @@ static void armv7m_realize(DeviceState *dev, Error **errp)
                                     &s->sysreg_ns_mem);
     }
 
-    /* Create and map the systick devices */
-    qdev_connect_clock_in(DEVICE(&s->systick[M_REG_NS]), "refclk", s->refclk);
+    /*
+     * Create and map the systick devices. Note that we only connect
+     * refclk if it has been connected to us; otherwise the systick
+     * device gets the wrong answer for clock_has_source(refclk), because
+     * it has an immediate source (the ARMv7M's clock object) but not
+     * an ultimate source, and then it won't correctly auto-select the
+     * CPU clock as its only possible clock source.
+     */
+    if (clock_has_source(s->refclk)) {
+        qdev_connect_clock_in(DEVICE(&s->systick[M_REG_NS]), "refclk",
+                              s->refclk);
+    }
     qdev_connect_clock_in(DEVICE(&s->systick[M_REG_NS]), "cpuclk", s->cpuclk);
     if (!sysbus_realize(SYS_BUS_DEVICE(&s->systick[M_REG_NS]), errp)) {
         return;
@@ -438,8 +454,10 @@ static void armv7m_realize(DeviceState *dev, Error **errp)
          */
         object_initialize_child(OBJECT(dev), "systick-reg-s",
                                 &s->systick[M_REG_S], TYPE_SYSTICK);
-        qdev_connect_clock_in(DEVICE(&s->systick[M_REG_S]), "refclk",
-                              s->refclk);
+        if (clock_has_source(s->refclk)) {
+            qdev_connect_clock_in(DEVICE(&s->systick[M_REG_S]), "refclk",
+                                  s->refclk);
+        }
         qdev_connect_clock_in(DEVICE(&s->systick[M_REG_S]), "cpuclk",
                               s->cpuclk);
 
diff --git a/hw/arm/npcm7xx_boards.c b/hw/arm/npcm7xx_boards.c
index d701e5cc55..0678a56156 100644
--- a/hw/arm/npcm7xx_boards.c
+++ b/hw/arm/npcm7xx_boards.c
@@ -34,6 +34,7 @@
 #define QUANTA_GSJ_POWER_ON_STRAPS 0x00001fff
 #define QUANTA_GBS_POWER_ON_STRAPS 0x000017ff
 #define KUDO_BMC_POWER_ON_STRAPS 0x00001fff
+#define MORI_BMC_POWER_ON_STRAPS 0x00001fff
 
 static const char npcm7xx_default_bootrom[] = "npcm7xx_bootrom.bin";
 
@@ -429,6 +430,21 @@ static void kudo_bmc_init(MachineState *machine)
     npcm7xx_load_kernel(machine, soc);
 }
 
+static void mori_bmc_init(MachineState *machine)
+{
+    NPCM7xxState *soc;
+
+    soc = npcm7xx_create_soc(machine, MORI_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[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));
@@ -501,6 +517,18 @@ static void kudo_bmc_machine_class_init(ObjectClass *oc, void *data)
     mc->default_ram_size = 1 * GiB;
 };
 
+static void mori_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 = "Mori BMC (Cortex-A9)";
+    mc->init = mori_bmc_init;
+    mc->default_ram_size = 1 * GiB;
+}
+
 static const TypeInfo npcm7xx_machine_types[] = {
     {
         .name           = TYPE_NPCM7XX_MACHINE,
@@ -525,6 +553,10 @@ static const TypeInfo npcm7xx_machine_types[] = {
         .name           = MACHINE_TYPE_NAME("kudo-bmc"),
         .parent         = TYPE_NPCM7XX_MACHINE,
         .class_init     = kudo_bmc_machine_class_init,
+    }, {
+        .name           = MACHINE_TYPE_NAME("mori-bmc"),
+        .parent         = TYPE_NPCM7XX_MACHINE,
+        .class_init     = mori_bmc_machine_class_init,
     },
 };
 
diff --git a/hw/arm/nseries.c b/hw/arm/nseries.c
index af3164c551..9c1cafae86 100644
--- a/hw/arm/nseries.c
+++ b/hw/arm/nseries.c
@@ -24,6 +24,7 @@
 #include "chardev/char.h"
 #include "qemu/cutils.h"
 #include "qemu/bswap.h"
+#include "qemu/hw-version.h"
 #include "sysemu/reset.h"
 #include "sysemu/runstate.h"
 #include "sysemu/sysemu.h"