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[POWERPC] 86xx: Enable the AC97 interface on 8641D board.

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HD interface and AC97 interface share some pins and they are enabled at
the same time, In order to use AC97 interface, we need to disable the HD
interface first.

Signed-off-by:Jason Jin<jason.jin@freescale.com>
Acked-by: Jon Loeliger <jdl@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Jason Jin 2007-05-02 16:53:38 -05:00 committed by Kumar Gala
parent 828765269e
commit 742226c579
1 changed files with 6 additions and 1 deletions
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7
arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
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@ -168,7 +168,7 @@ static void __devinit quirk_uli1575(struct pci_dev *dev)
{
unsigned short temp;
struct pci_controller *hose = pci_bus_to_host(dev->bus);
unsigned char irq2pin[16];
unsigned char irq2pin[16], c;
unsigned long pirq_map_word = 0;
u32 irq;
int i;
@ -288,6 +288,11 @@ static void __devinit quirk_uli1575(struct pci_dev *dev)
outb(0x1e, 0x4d1);
#undef ULI1575_SET_DEV_IRQ
/* Disable the HD interface and enable the AC97 interface. */
pci_read_config_byte(dev, 0xb8, &c);
c &= 0x7f;
pci_write_config_byte(dev, 0xb8, c);
}
static void __devinit quirk_uli5288(struct pci_dev *dev)