From mboxrd@z Thu Jan 1 00:00:00 1970 From: Markus =?utf-8?Q?Klotzb=C3=BCcher?= Date: Wed, 23 Apr 2008 10:57:33 +0200 Subject: [U-Boot-Users] [PATCH] USB: remove a cpu bug workaround for an unsupported architecture In-Reply-To: <87wsmpymt8.fsf@denx.de> ("Markus =?utf-8?Q?Klotzb=C3=BCcher?= =?utf-8?Q?=22's?= message of "Wed\, 23 Apr 2008 10\:53\:23 +0200") References: <87wsmpymt8.fsf@denx.de> Message-ID: <87lk35ymma.fsf@denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de USB: remove a cpu bug workaround for an unsupported architecture. Signed-off-by: Markus Klotzbuecher --- drivers/usb/usb_ohci.c | 22 ++++------------------ 1 files changed, 4 insertions(+), 18 deletions(-) diff --git a/drivers/usb/usb_ohci.c b/drivers/usb/usb_ohci.c index d37a037..ee0f2e4 100644 --- a/drivers/usb/usb_ohci.c +++ b/drivers/usb/usb_ohci.c @@ -138,28 +138,14 @@ int got_rhsc; /* device which was disconnected */ struct usb_device *devgone; -/*-------------------------------------------------------------------------*/ - -/* AMD-756 (D2 rev) reports corrupt register contents in some cases. - * The erratum (#4) description is incorrect. AMD's workaround waits - * till some bits (mostly reserved) are clear; ok for all revs. - */ -#define OHCI_QUIRK_AMD756 0xabcd -#define read_roothub(hc, register, mask) ({ \ - u32 temp = readl (&hc->regs->roothub.register); \ - if (hc->flags & OHCI_QUIRK_AMD756) \ - while (temp & mask) \ - temp = readl (&hc->regs->roothub.register); \ - temp; }) - -static u32 roothub_a (struct ohci *hc) - { return read_roothub (hc, a, 0xfc0fe000); } +static inline u32 roothub_a (struct ohci *hc) + { return readl (&hc->regs->roothub.a); } static inline u32 roothub_b (struct ohci *hc) { return readl (&hc->regs->roothub.b); } static inline u32 roothub_status (struct ohci *hc) { return readl (&hc->regs->roothub.status); } -static u32 roothub_portstatus (struct ohci *hc, int i) - { return read_roothub (hc, portstatus [i], 0xffe0fce0); } +static inline u32 roothub_portstatus (struct ohci *hc, int i) + { return readl (&hc->regs->roothub.portstatus[i]); } /* forward declaration */ static int hc_interrupt (void); Best regards Markus -- DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: +49-8142-66989-0 Fax: +49-8142-66989-80 Email: office at denx.de