[PATCH 2/3] usb: ohci: Add generic platform driver

[Alexander Shiyan]

Signed-off-by: Alexander Shiyan <shc_work at mail.ru>
---
 drivers/usb/host/Kconfig         |  3 +++
 drivers/usb/host/Makefile        |  1 +
 drivers/usb/host/ohci-platform.c | 57 ++++++++++++++++++++++++++++++++++++++++
 3 files changed, 61 insertions(+)
 create mode 100644 drivers/usb/host/ohci-platform.c

diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
index 12a090c..91af3cd 100644
--- a/drivers/usb/host/Kconfig
+++ b/drivers/usb/host/Kconfig
@@ -22,6 +22,9 @@ config USB_OHCI_AT91
 	depends on ARCH_AT91
 	bool "AT91 OHCI driver"
 
+config USB_OHCI_PLATFORM
+	bool "Platform OHCI driver"
+
 endif
 
 config USB_XHCI
diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile
index 0478d34..1b5319d 100644
--- a/drivers/usb/host/Makefile
+++ b/drivers/usb/host/Makefile
@@ -3,5 +3,6 @@ obj-$(CONFIG_USB_EHCI_OMAP)	+= ehci-omap.o
 obj-$(CONFIG_USB_EHCI_ATMEL)	+= ehci-atmel.o
 obj-$(CONFIG_USB_OHCI)		+= ohci-hcd.o
 obj-$(CONFIG_USB_OHCI_AT91)	+= ohci-at91.o
+obj-$(CONFIG_USB_OHCI_PLATFORM)	+= ohci-platform.o
 obj-$(CONFIG_USB_XHCI)		+= xhci-hcd.o xhci-hub.o
 obj-$(CONFIG_USB_XHCI_PCI)	+= xhci-pci.o
diff --git a/drivers/usb/host/ohci-platform.c b/drivers/usb/host/ohci-platform.c
new file mode 100644
index 0000000..4c97330
--- /dev/null
+++ b/drivers/usb/host/ohci-platform.c
@@ -0,0 +1,57 @@
+/*
+ * Copyright (C) 2014 Alexander Shiyan <shc_work at mail.ru>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ */
+
+#include <common.h>
+#include <driver.h>
+#include <errno.h>
+#include <init.h>
+#include <io.h>
+#include <linux/clk.h>
+
+struct ohci_platform_data {
+	int (*probe)(struct device_d *, struct resource *);
+};
+
+static struct platform_device_id ohci_platform_ids[] = {
+	{ }
+};
+
+static int ohci_platform_probe(struct device_d *dev)
+{
+	struct ohci_platform_data *data;
+	struct resource *res;
+	int ret;
+
+	ret = dev_get_drvdata(dev, (unsigned long *)&data);
+	if (ret)
+		return ret;
+
+	res = dev_get_resource(dev, IORESOURCE_MEM, 0);
+	if (IS_ERR(res))
+		return PTR_ERR(res);
+
+	dev->priv = data;
+
+	if (data->probe) {
+		ret = data->probe(dev, res);
+		if (ret)
+			return ret;
+	}
+
+	add_generic_device_res("ohci", DEVICE_ID_SINGLE, res, 1, NULL);
+
+	return 0;
+}
+
+static struct driver_d ohci_platform_driver = {
+	.name		= "ohci-platform",
+	.id_table	= ohci_platform_ids,
+	.probe		= ohci_platform_probe,
+};
+device_platform_driver(ohci_platform_driver);
-- 
2.0.4