openwrt-archive/target/linux/bcm53xx/patches-4.1/180-USB-bcma-remove-chip-id-check.patch

From baf3d128e5bdf9d322539609133a15b493b0c2ef Mon Sep 17 00:00:00 2001
From: Hauke Mehrtens <hauke@hauke-m.de>
Date: Thu, 11 Jun 2015 22:57:35 +0200
Subject: [PATCH] USB: bcma: remove chip id check

I have never seen any bcma device with an USB host core which was not a
SoC, the bcma devices have an USB device core with a different core id.
Some SoC have IDs with 47XX and 53XX in decimal form which would be
rejected by this check. Instead of fixing this check just remove it.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
---
 drivers/usb/host/bcma-hcd.c | 5 -----
 1 file changed, 5 deletions(-)

--- a/drivers/usb/host/bcma-hcd.c
+++ b/drivers/usb/host/bcma-hcd.c
@@ -214,16 +214,11 @@ err_alloc:
 static int bcma_hcd_probe(struct bcma_device *dev)
 {
 	int err;
-	u16 chipid_top;
 	u32 ohci_addr;
 	struct bcma_hcd_device *usb_dev;
 	struct bcma_chipinfo *chipinfo;
 
 	chipinfo = &dev->bus->chipinfo;
-	/* USBcores are only connected on embedded devices. */
-	chipid_top = (chipinfo->id & 0xFF00);
-	if (chipid_top != 0x4700 && chipid_top != 0x5300)
-		return -ENODEV;
 
 	/* TODO: Probably need checks here; is the core connected? */