linux-kernel - [PATCH 13/25] USB: ohci: allow platform driver to specify the number of ports

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Message-Id: <1349276601-8371-14-git-send-email-florian@openwrt.org>
Date:	Wed,  3 Oct 2012 17:03:08 +0200
From:	Florian Fainelli <florian@...nwrt.org>
To:	stern@...land.harvard.edu
Cc:	linux-usb@...r.kernel.org, Florian Fainelli <florian@...nwrt.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-kernel@...r.kernel.org
Subject: [PATCH 13/25] USB: ohci: allow platform driver to specify the number of ports

Signed-off-by: Florian Fainelli <florian@...nwrt.org>
---
 drivers/usb/host/ohci-platform.c |    4 ++++
 include/linux/usb/ohci_pdriver.h |    2 ++
 2 files changed, 6 insertions(+)

diff --git a/drivers/usb/host/ohci-platform.c b/drivers/usb/host/ohci-platform.c
index e24ec9f..1caaf65 100644
--- a/drivers/usb/host/ohci-platform.c
+++ b/drivers/usb/host/ohci-platform.c
@@ -31,6 +31,10 @@ static int ohci_platform_reset(struct usb_hcd *hcd)
 		ohci->flags |= OHCI_QUIRK_FRAME_NO;
 
 	ohci_hcd_init(ohci);
+
+	if (pdata->num_ports)
+		ohci->num_ports = pdata->num_ports;
+
 	err = ohci_init(ohci);
 
 	return err;
diff --git a/include/linux/usb/ohci_pdriver.h b/include/linux/usb/ohci_pdriver.h
index 74e7755..012f2b7 100644
--- a/include/linux/usb/ohci_pdriver.h
+++ b/include/linux/usb/ohci_pdriver.h
@@ -25,6 +25,7 @@
  * @big_endian_desc:	BE descriptors
  * @big_endian_mmio:	BE registers
  * @no_big_frame_no:	no big endian frame_no shift
+ * @num_ports:		number of ports
  *
  * These are general configuration options for the OHCI controller. All of
  * these options are activating more or less workarounds for some hardware.
@@ -33,6 +34,7 @@ struct usb_ohci_pdata {
 	unsigned	big_endian_desc:1;
 	unsigned	big_endian_mmio:1;
 	unsigned	no_big_frame_no:1;
+	unsigned int	num_ports;
 
 	/* Turn on all power and clocks */
 	int (*power_on)(struct platform_device *pdev);
-- 
1.7.9.5

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