Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / drivers / usb / host / ehci-armada100.c

diff --git a/qemu/roms/u-boot/drivers/usb/host/ehci-armada100.c b/qemu/roms/u-boot/drivers/usb/host/ehci-armada100.c
new file mode 100644 (file)
index 0000000..012eb3a
--- /dev/null
+++ b/qemu/roms/u-boot/drivers/usb/host/ehci-armada100.c
@@ -0,0 +1,48 @@
+/*
+ * (C) Copyright 2012
+ * eInfochips Ltd. <www.einfochips.com>
+ * Written-by: Ajay Bhargav <ajay.bhargav@einfochips.com>
+ *
+ * This driver is based on Kirkwood echi driver
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <usb.h>
+#include "ehci.h"
+#include <asm/arch/cpu.h>
+#include <asm/arch/armada100.h>
+#include <asm/arch/utmi-armada100.h>
+
+/*
+ * EHCI host controller init
+ */
+int ehci_hcd_init(int index, enum usb_init_type init,
+               struct ehci_hccr **hccr, struct ehci_hcor **hcor)
+{
+       if (utmi_init() < 0)
+               return -1;
+
+       *hccr = (struct ehci_hccr *)(ARMD1_USB_HOST_BASE + 0x100);
+       *hcor = (struct ehci_hcor *)((uint32_t) *hccr
+                       + HC_LENGTH(ehci_readl(&(*hccr)->cr_capbase)));
+
+       debug("armada100-ehci: init hccr %x and hcor %x hc_length %d\n",
+               (uint32_t)*hccr, (uint32_t)*hcor,
+               (uint32_t)HC_LENGTH(ehci_readl(&(*hccr)->cr_capbase)));
+
+       return 0;
+}
+
+/*
+ * EHCI host controller stop
+ */
+int ehci_hcd_stop(int index)
+{
+       return 0;
+}