Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ff472a114ca11f5354912745fbb94bb66ec10916
Commit:     ff472a114ca11f5354912745fbb94bb66ec10916
Parent:     5e3a77e9a9b7bfc1f69f51fe6d34aa649887980c
Author:     Florian Fainelli <[EMAIL PROTECTED]>
AuthorDate: Wed Jan 30 13:33:36 2008 +0100
Committer:  Ingo Molnar <[EMAIL PROTECTED]>
CommitDate: Wed Jan 30 13:33:36 2008 +0100

    x86: add the RDC machine specific reboot fixup
    
    The RDC R-321x SoC needs a reboot fixup which
    uses its internal hardware watchdog set to
    reset the CPU on next tick.
    
    Signed-off-by: Florian Fainelli <[EMAIL PROTECTED]>
    Signed-off-by: Ingo Molnar <[EMAIL PROTECTED]>
    Signed-off-by: Thomas Gleixner <[EMAIL PROTECTED]>
---
 arch/x86/kernel/reboot_fixups_32.c |   14 ++++++++++++++
 1 files changed, 14 insertions(+), 0 deletions(-)

diff --git a/arch/x86/kernel/reboot_fixups_32.c 
b/arch/x86/kernel/reboot_fixups_32.c
index f452726..dec0b5e 100644
--- a/arch/x86/kernel/reboot_fixups_32.c
+++ b/arch/x86/kernel/reboot_fixups_32.c
@@ -30,6 +30,19 @@ static void cs5536_warm_reset(struct pci_dev *dev)
        udelay(50); /* shouldn't get here but be safe and spin a while */
 }
 
+static void rdc321x_reset(struct pci_dev *dev)
+{
+       unsigned i;
+       /* Voluntary reset the watchdog timer */
+       outl(0x80003840, 0xCF8);
+       /* Generate a CPU reset on next tick */
+       i = inl(0xCFC);
+       /* Use the minimum timer resolution */
+       i |= 0x1600;
+       outl(i, 0xCFC);
+       outb(1, 0x92);
+}
+
 struct device_fixup {
        unsigned int vendor;
        unsigned int device;
@@ -40,6 +53,7 @@ static struct device_fixup fixups_table[] = {
 { PCI_VENDOR_ID_CYRIX, PCI_DEVICE_ID_CYRIX_5530_LEGACY, cs5530a_warm_reset },
 { PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_ISA, cs5536_warm_reset },
 { PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_SC1100_BRIDGE, cs5530a_warm_reset },
+{ PCI_VENDOR_ID_RDC, PCI_DEVICE_ID_RDC_R6030, rdc321x_reset },
 };
 
 /*
-
To unsubscribe from this list: send the line "unsubscribe git-commits-head" in
the body of a message to [EMAIL PROTECTED]
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Reply via email to