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author | Vladimir Serbinenko <phcoder@gmail.com> | 2014-01-28 14:28:49 +0100 |
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committer | Vladimir Serbinenko <phcoder@gmail.com> | 2014-02-17 00:58:45 +0100 |
commit | d262a71957dcbe42e84e23aa4d3ca1c64bc10176 (patch) | |
tree | 61818f1d70e1637ffa093f71a6ea93dd44ae6a9c /src/southbridge/intel/ibexpeak | |
parent | 56ffa7268cb6b2cb43b6ca2a285bf13a292b4792 (diff) | |
download | coreboot-d262a71957dcbe42e84e23aa4d3ca1c64bc10176.tar.xz |
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>
Reviewed-on: http://review.coreboot.org/5074
Tested-by: build bot (Jenkins)
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Diffstat (limited to 'src/southbridge/intel/ibexpeak')
-rw-r--r-- | src/southbridge/intel/ibexpeak/azalia.c | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/src/southbridge/intel/ibexpeak/azalia.c b/src/southbridge/intel/ibexpeak/azalia.c index 0e3d365ae9..395832ba00 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); |