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authorBALATON Zoltan <balaton@eik.bme.hu>2017-09-16 16:02:41 +0200
committerDavid Gibson <david@gibson.dropbear.id.au>2017-09-27 13:05:41 +1000
commit9ffe4ce56b9de8416c6e1b7a1db416159157bdf8 (patch)
tree21eb422ef8eac1959be5f60ed6385642b5f2b06f
parentd7145b66c690ced1f8774a5fc1ffc284a3bb8097 (diff)
downloadfocaccia-qemu-9ffe4ce56b9de8416c6e1b7a1db416159157bdf8.tar.gz
focaccia-qemu-9ffe4ce56b9de8416c6e1b7a1db416159157bdf8.zip
ehci: Add ppc4xx-ehci for the USB 2.0 controller in embedded PPC SoCs
Some PPC SoCs have an EHCI with OHCI companion USB controller. Add a
new type for this similar to types used for other embedded SoCs.

Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
-rw-r--r--hw/usb/hcd-ehci-sysbus.c25
-rw-r--r--hw/usb/hcd-ehci.h1
2 files changed, 26 insertions, 0 deletions
diff --git a/hw/usb/hcd-ehci-sysbus.c b/hw/usb/hcd-ehci-sysbus.c
index 6c20604d07..3b83beb140 100644
--- a/hw/usb/hcd-ehci-sysbus.c
+++ b/hw/usb/hcd-ehci-sysbus.c
@@ -142,6 +142,30 @@ static const TypeInfo ehci_tegra2_type_info = {
     .class_init    = ehci_tegra2_class_init,
 };
 
+static void ehci_ppc4xx_init(Object *o)
+{
+    EHCISysBusState *s = SYS_BUS_EHCI(o);
+
+    s->ehci.companion_enable = true;
+}
+
+static void ehci_ppc4xx_class_init(ObjectClass *oc, void *data)
+{
+    SysBusEHCIClass *sec = SYS_BUS_EHCI_CLASS(oc);
+    DeviceClass *dc = DEVICE_CLASS(oc);
+
+    sec->capsbase = 0x0;
+    sec->opregbase = 0x10;
+    set_bit(DEVICE_CATEGORY_USB, dc->categories);
+}
+
+static const TypeInfo ehci_ppc4xx_type_info = {
+    .name          = TYPE_PPC4xx_EHCI,
+    .parent        = TYPE_SYS_BUS_EHCI,
+    .class_init    = ehci_ppc4xx_class_init,
+    .instance_init = ehci_ppc4xx_init,
+};
+
 /*
  * Faraday FUSBH200 USB 2.0 EHCI
  */
@@ -224,6 +248,7 @@ static void ehci_sysbus_register_types(void)
     type_register_static(&ehci_xlnx_type_info);
     type_register_static(&ehci_exynos4210_type_info);
     type_register_static(&ehci_tegra2_type_info);
+    type_register_static(&ehci_ppc4xx_type_info);
     type_register_static(&ehci_fusbh200_type_info);
 }
 
diff --git a/hw/usb/hcd-ehci.h b/hw/usb/hcd-ehci.h
index 821f1ded43..0bc364b286 100644
--- a/hw/usb/hcd-ehci.h
+++ b/hw/usb/hcd-ehci.h
@@ -344,6 +344,7 @@ typedef struct EHCIPCIState {
 #define TYPE_SYS_BUS_EHCI "sysbus-ehci-usb"
 #define TYPE_EXYNOS4210_EHCI "exynos4210-ehci-usb"
 #define TYPE_TEGRA2_EHCI "tegra2-ehci-usb"
+#define TYPE_PPC4xx_EHCI "ppc4xx-ehci-usb"
 #define TYPE_FUSBH200_EHCI "fusbh200-ehci-usb"
 
 #define SYS_BUS_EHCI(obj) \