Add qemu 2.4.0

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

diff --git a/qemu/roms/u-boot/drivers/usb/host/ehci-spear.c b/qemu/roms/u-boot/drivers/usb/host/ehci-spear.c
new file mode 100644 (file)
index 0000000..210ee9e
--- /dev/null
+++ b/qemu/roms/u-boot/drivers/usb/host/ehci-spear.c
@@ -0,0 +1,44 @@
+/*
+ * (C) Copyright 2010
+ * Armando Visconti, ST Micoelectronics, <armando.visconti@st.com>.
+ *
+ * (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/hardware.h>
+
+
+/*
+ * Create the appropriate control structures to manage
+ * a new EHCI host controller.
+ */
+int ehci_hcd_init(int index, enum usb_init_type init,
+               struct ehci_hccr **hccr, struct ehci_hcor **hcor)
+{
+       *hccr = (struct ehci_hccr *)(CONFIG_SYS_UHC0_EHCI_BASE + 0x100);
+       *hcor = (struct ehci_hcor *)((uint32_t)*hccr
+                       + HC_LENGTH(ehci_readl(&(*hccr)->cr_capbase)));
+
+       debug("SPEAr-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;
+}
+
+/*
+ * Destroy the appropriate control structures corresponding
+ * the the EHCI host controller.
+ */
+int ehci_hcd_stop(int index)
+{
+       return 0;
+}