5 files changed, 71 insertions, 5 deletions
diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
index ac68aa2d27..42046c8062 100644
--- a/drivers/usb/host/Kconfig
+++ b/drivers/usb/host/Kconfig
@@ -236,6 +236,13 @@ config USB_OHCI_HCD
 	  based system where you're not sure, the "lspci -v" entry will list the
 	  right "prog-if" for your USB controller(s):  EHCI, OHCI, or UHCI.
 
+config USB_OHCI_PCI
+	bool "Support for PCI-based OHCI USB controller"
+	depends on DM_USB
+	default n
+	help
+	  Enables support for the PCI-based OHCI controller.
+
 if USB_OHCI_HCD
 
 config USB_OHCI_GENERIC
diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile
index 6aa574f6f7..dd13528475 100644
--- a/drivers/usb/host/Makefile
+++ b/drivers/usb/host/Makefile
@@ -16,6 +16,7 @@ obj-$(CONFIG_USB_R8A66597_HCD) += r8a66597-hcd.o
 obj-$(CONFIG_USB_SL811HS) += sl811-hcd.o
 obj-$(CONFIG_USB_OHCI_EP93XX) += ohci-ep93xx.o
 obj-$(CONFIG_USB_OHCI_LPC32XX) += ohci-lpc32xx.o
+obj-$(CONFIG_USB_OHCI_PCI) += ohci-pci.o
 obj-$(CONFIG_USB_OHCI_GENERIC) += ohci-generic.o
 
 # echi
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index 2b0df88f49..58aa824ec0 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -50,8 +50,9 @@
 #endif
 
 #if defined(CONFIG_CPU_ARM920T) || \
-    defined(CONFIG_PCI_OHCI) || \
-    defined(CONFIG_SYS_OHCI_USE_NPS)
+	defined(CONFIG_PCI_OHCI) || \
+	defined(CONFIG_DM_PCI) || \
+	defined(CONFIG_SYS_OHCI_USE_NPS)
 # define OHCI_USE_NPS		/* force NoPowerSwitching mode */
 #endif
 
@@ -64,6 +65,7 @@
 #define OHCI_CONTROL_INIT \
 	(OHCI_CTRL_CBSR & 0x3) | OHCI_CTRL_IE | OHCI_CTRL_PLE
 
+#if !CONFIG_IS_ENABLED(DM_USB)
 #ifdef CONFIG_PCI_OHCI
 static struct pci_device_id ohci_pci_ids[] = {
 	{0x10b9, 0x5237},	/* ULI1575 PCI OHCI module ids */
@@ -73,6 +75,7 @@ static struct pci_device_id ohci_pci_ids[] = {
 	{0, 0}
 };
 #endif
+#endif
 
 #ifdef CONFIG_PCI_EHCI_DEVNO
 static struct pci_device_id ehci_pci_ids[] = {
@@ -2044,8 +2047,11 @@ int usb_lowlevel_init(int index, enum usb_init_type init, void **controller)
 		pci_read_config_dword(pdev, PCI_BASE_ADDRESS_0, &base);
 		printf("OHCI regs address 0x%08x\n", base);
 		gohci.regs = (struct ohci_regs *)base;
-	} else
+	} else {
+		printf("%s: OHCI devnr: %d not found\n", __func__,
+		       CONFIG_PCI_OHCI_DEVNO);
 		return -1;
+	}
 #else
 	gohci.regs = (struct ohci_regs *)CONFIG_SYS_USB_OHCI_REGS_BASE;
 #endif
diff --git a/drivers/usb/host/ohci-pci.c b/drivers/usb/host/ohci-pci.c
new file mode 100644
index 0000000000..4c1c778672
--- /dev/null
+++ b/drivers/usb/host/ohci-pci.c
@@ -0,0 +1,52 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2019
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de.
+ *
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <errno.h>
+#include <pci.h>
+#include <usb.h>
+#include <asm/io.h>
+
+#include "ohci.h"
+
+static int ohci_pci_probe(struct udevice *dev)
+{
+	struct ohci_regs *regs;
+
+	regs = dm_pci_map_bar(dev, PCI_BASE_ADDRESS_0, PCI_REGION_MEM);
+	return ohci_register(dev, regs);
+}
+
+static int ohci_pci_remove(struct udevice *dev)
+{
+	return ohci_deregister(dev);
+}
+
+static const struct udevice_id ohci_pci_ids[] = {
+	{ .compatible = "ohci-pci" },
+	{ }
+};
+
+U_BOOT_DRIVER(ohci_pci) = {
+	.name	= "ohci_pci",
+	.id	= UCLASS_USB,
+	.probe = ohci_pci_probe,
+	.remove = ohci_pci_remove,
+	.of_match = ohci_pci_ids,
+	.ops	= &ohci_usb_ops,
+	.platdata_auto_alloc_size = sizeof(struct usb_platdata),
+	.priv_auto_alloc_size = sizeof(ohci_t),
+	.flags	= DM_FLAG_ALLOC_PRIV_DMA,
+};
+
+static struct pci_device_id ohci_pci_supported[] = {
+	{ PCI_DEVICE_CLASS(PCI_CLASS_SERIAL_USB_OHCI, ~0) },
+	{},
+};
+
+U_BOOT_PCI_DEVICE(ohci_pci, ohci_pci_supported);
diff --git a/drivers/usb/host/ohci.h b/drivers/usb/host/ohci.h
index f9f02cb09c..9b264bd92a 100644
--- a/drivers/usb/host/ohci.h
+++ b/drivers/usb/host/ohci.h
@@ -14,8 +14,8 @@
 #include <asm/io.h>
 
 #ifdef CONFIG_SYS_OHCI_SWAP_REG_ACCESS
-# define ohci_readl(a) __swap_32(readl(a))
-# define ohci_writel(v, a) writel(__swap_32(v), a)
+# define ohci_readl(a) __swap_32(in_be32((u32 *)a))
+# define ohci_writel(a, b) out_be32((u32 *)b, __swap_32(a))
 #else
 # define ohci_readl(a) readl(a)
 # define ohci_writel(v, a) writel(v, a)