Vladimir Serbinenko (phcoder@gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/5074
-gerrit
commit f15b070e892a327a47311866a88c302e84830deb Author: Vladimir Serbinenko phcoder@gmail.com Date: Tue Jan 28 14:28:49 2014 +0100
ibexpeak/azalia: Remove C4-register extended init.
This sequence was derived from BD82X6X and on ibexpeak it inadvertently disables interrupts. In older kernels it wasn't a problem but in new kernel it makes codec probe fail.
Change-Id: I40184ae8c4cfe758869af1a1565b88f0a238150e Signed-off-by: Vladimir Serbinenko phcoder@gmail.com --- src/southbridge/intel/ibexpeak/azalia.c | 16 ---------------- 1 file changed, 16 deletions(-)
diff --git a/src/southbridge/intel/ibexpeak/azalia.c b/src/southbridge/intel/ibexpeak/azalia.c index 0e3d365..395832b 100644 --- a/src/southbridge/intel/ibexpeak/azalia.c +++ b/src/southbridge/intel/ibexpeak/azalia.c @@ -278,26 +278,10 @@ static void azalia_init(struct device *dev) reg8 |= (1 << 6); pci_write_config8(dev, 0x43, reg8);
- /* Additional programming steps */ - reg32 = pci_read_config32(dev, 0xc4); - reg32 |= (1 << 13); - pci_write_config32(dev, 0xc4, reg32); - - reg32 = pci_read_config32(dev, 0xc4); - reg32 |= (1 << 10); - pci_write_config32(dev, 0xc4, reg32); - reg32 = pci_read_config32(dev, 0xd0); reg32 &= ~(1 << 31); pci_write_config32(dev, 0xd0, reg32);
- if (dev->device == 0x1e20) { - /* Additional step on Panther Point */ - reg32 = pci_read_config32(dev, 0xc4); - reg32 |= (1 << 17); - pci_write_config32(dev, 0xc4, reg32); - } - /* Set Bus Master */ reg32 = pci_read_config32(dev, PCI_COMMAND); pci_write_config32(dev, PCI_COMMAND, reg32 | PCI_COMMAND_MASTER);