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openwrt-xburst/target/linux/brcm63xx/patches-2.6.27/008-usb_ehci_support.patch
florian 728cb5fb58 [brcm63xx] mask the USB_EHCI_ROOT_HUB_TT symbol since brcm63xx ehci does not implement it at all, fixes usb 2.0 issues on bcm6358
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@16882 3c298f89-4303-0410-b956-a3cf2f4a3e73
2009-07-17 15:58:06 +00:00

59 lines
2.3 KiB
Diff

From 2940d1996c86c4c4dd7a82214f846d0c0b707165 Mon Sep 17 00:00:00 2001
From: Maxime Bizon <mbizon@freebox.fr>
Date: Mon, 21 Jul 2008 18:24:42 +0200
Subject: [PATCH] [MIPS] BCM63XX: Add USB EHCI support.
Signed-off-by: Maxime Bizon <mbizon@freebox.fr>
---
arch/mips/bcm63xx/Kconfig | 2 +
arch/mips/bcm63xx/Makefile | 1 +
arch/mips/bcm63xx/dev-usb-ehci.c | 50 +++++++
drivers/usb/host/ehci-bcm63xx.c | 152 ++++++++++++++++++++
drivers/usb/host/ehci-hcd.c | 5 +
drivers/usb/host/ehci.h | 5 +
.../asm-mips/mach-bcm63xx/bcm63xx_dev_usb_ehci.h | 6 +
7 files changed, 221 insertions(+), 0 deletions(-)
create mode 100644 arch/mips/bcm63xx/dev-usb-ehci.c
create mode 100644 drivers/usb/host/ehci-bcm63xx.c
create mode 100644 include/asm-mips/mach-bcm63xx/bcm63xx_dev_usb_ehci.h
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -1041,6 +1041,11 @@ MODULE_LICENSE ("GPL");
#define PLATFORM_DRIVER ixp4xx_ehci_driver
#endif
+#ifdef CONFIG_BCM63XX
+#include "ehci-bcm63xx.c"
+#define PLATFORM_DRIVER ehci_hcd_bcm63xx_driver
+#endif
+
#if !defined(PCI_DRIVER) && !defined(PLATFORM_DRIVER) && \
!defined(PS3_SYSTEM_BUS_DRIVER) && !defined(OF_PLATFORM_DRIVER)
#error "missing bus glue for ehci-hcd"
--- a/drivers/usb/host/ehci.h
+++ b/drivers/usb/host/ehci.h
@@ -764,6 +764,11 @@ ehci_port_speed(struct ehci_hcd *ehci, u
#define writel_be(val, addr) __raw_writel(val, (__force unsigned *)addr)
#endif
+#if defined(CONFIG_MIPS) && defined(CONFIG_BCM63XX)
+#define readl_be(addr) __raw_readl((__force unsigned *)addr)
+#define writel_be(val, addr) __raw_writel(val, (__force unsigned *)addr)
+#endif
+
static inline unsigned int ehci_readl(const struct ehci_hcd *ehci,
__u32 __iomem * regs)
{
--- a/drivers/usb/host/Kconfig 2009-07-03 01:33:19.000000000 +0200
+++ b/drivers/usb/host/Kconfig 2009-07-17 17:53:11.000000000 +0200
@@ -44,7 +44,7 @@
config USB_EHCI_ROOT_HUB_TT
bool "Root Hub Transaction Translators"
- depends on USB_EHCI_HCD
+ depends on USB_EHCI_HCD && !BCM63XX
---help---
Some EHCI chips have vendor-specific extensions to integrate
transaction translators, so that no OHCI or UHCI companion