diff options
Diffstat (limited to 'src/southbridge/intel/i82801ix/azalia.c')
| -rw-r--r-- | src/southbridge/intel/i82801ix/azalia.c | 33 |
1 files changed, 3 insertions, 30 deletions
diff --git a/src/southbridge/intel/i82801ix/azalia.c b/src/southbridge/intel/i82801ix/azalia.c index d6c75339a8..7078e6798b 100644 --- a/src/southbridge/intel/i82801ix/azalia.c +++ b/src/southbridge/intel/i82801ix/azalia.c @@ -11,43 +11,16 @@ #include "chip.h" #include "i82801ix.h" -static int set_bits(void *port, u32 mask, u32 val) -{ - u32 reg32; - int count; - - /* Write (val & mask) to port */ - val &= mask; - reg32 = read32(port); - reg32 &= ~mask; - reg32 |= val; - write32(port, reg32); - - /* Wait for readback of register to match what was just written to it */ - count = 50; - do { - /* Wait 1ms based on BKDG wait time */ - mdelay(1); - reg32 = read32(port); - reg32 &= mask; - } while ((reg32 != val) && --count); - - /* Timeout occurred */ - if (!count) - return -1; - return 0; -} - static int codec_detect(u8 *base) { u32 reg32; /* Set Bit 0 to 0 to enter reset state (BAR + 0x8)[0] */ - if (set_bits(base + HDA_GCTL_REG, HDA_GCTL_CRST, 0) < 0) + if (azalia_set_bits(base + HDA_GCTL_REG, HDA_GCTL_CRST, 0) < 0) goto no_codec; /* Set Bit 0 to 1 to exit reset state (BAR + 0x8)[0] */ - if (set_bits(base + HDA_GCTL_REG, HDA_GCTL_CRST, HDA_GCTL_CRST) < 0) + if (azalia_set_bits(base + HDA_GCTL_REG, HDA_GCTL_CRST, HDA_GCTL_CRST) < 0) goto no_codec; /* Read in Codec location (BAR + 0xe)[2..0] */ @@ -61,7 +34,7 @@ static int codec_detect(u8 *base) no_codec: /* Codec Not found */ /* Put HDA back in reset (BAR + 0x8) [0] */ - set_bits(base + HDA_GCTL_REG, 1, 0); + azalia_set_bits(base + HDA_GCTL_REG, 1, 0); printk(BIOS_DEBUG, "Azalia: No codec!\n"); return 0; } |