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sb/intel/i82801gx: Use `azalia_codecs_init()` 

Use the functionally-equivalent common Azalia code to get rid of
redundant code.

Change-Id: Icc435dd0c7cef1b458c877b5a64e6dba1d10524c
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/59110
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
This commit is contained in:
Angel Pons 2021-11-10 17:26:15 +01:00 committed by Paul Fagerburg
parent ed9b350478
commit 4e94822a5c
2 changed files with 4 additions and 97 deletions
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3
src/southbridge/intel/i82801gx/Kconfig
View File

@ -25,6 +25,9 @@ config SOUTHBRIDGE_INTEL_I82801GX
if SOUTHBRIDGE_INTEL_I82801GX if SOUTHBRIDGE_INTEL_I82801GX
config AZALIA_MAX_CODECS
default 3
config EHCI_BAR config EHCI_BAR
hex hex
default 0xfef00000 default 0xfef00000

98
src/southbridge/intel/i82801gx/azalia.c
View File

@ -37,102 +37,6 @@ no_codec:
return 0; return 0;
} }
/*
* Wait 50usec for the codec to indicate it is ready.
* No response would imply that the codec is non-operative.
*/
static int wait_for_ready(u8 *base)
{
/* Use a 50 usec timeout - the Linux kernel uses the same duration */
int timeout = 50;
while (timeout--) {
u32 reg32 = read32(base + HDA_ICII_REG);
if (!(reg32 & HDA_ICII_BUSY))
return 0;
udelay(1);
}
return -1;
}
/*
* Wait 50usec for the codec to indicate that it accepted the previous command.
* No response would imply that the code is non-operative.
*/
static int wait_for_valid(u8 *base)
{
u32 reg32;
/* Use a 50 usec timeout - the Linux kernel uses the same duration */
int timeout = 50;
/* Send the verb to the codec */
reg32 = read32(base + HDA_ICII_REG);
reg32 |= HDA_ICII_BUSY | HDA_ICII_VALID;
write32(base + HDA_ICII_REG, reg32);
while (timeout--) {
reg32 = read32(base + HDA_ICII_REG);
if ((reg32 & (HDA_ICII_VALID | HDA_ICII_BUSY)) == HDA_ICII_VALID)
return 0;
udelay(1);
}
return -1;
}
static void codec_init(struct device *dev, u8 *base, int addr)
{
u32 reg32;
const u32 *verb;
u32 verb_size;
printk(BIOS_DEBUG, "Azalia: Initializing codec #%d\n", addr);
/* 1 */
if (wait_for_ready(base) < 0) {
printk(BIOS_DEBUG, " codec not ready.\n");
return;
}
reg32 = (addr << 28) | 0x000f0000;
write32(base + HDA_IC_REG, reg32);
if (wait_for_valid(base) < 0) {
printk(BIOS_DEBUG, " codec not valid.\n");
return;
}
/* 2 */
reg32 = read32(base + HDA_IR_REG);
printk(BIOS_DEBUG, "Azalia: codec viddid: %08x\n", reg32);
verb_size = azalia_find_verb(cim_verb_data, cim_verb_data_size, reg32, &verb);
if (!verb_size) {
printk(BIOS_DEBUG, "Azalia: No verb!\n");
return;
}
printk(BIOS_DEBUG, "Azalia: verb_size: %d\n", verb_size);
/* 3 */
azalia_program_verb_table(base, verb, verb_size);
printk(BIOS_DEBUG, "Azalia: verb loaded.\n");
}
static void codecs_init(struct device *dev, u8 *base, u32 codec_mask)
{
int i;
for (i = 2; i >= 0; i--) {
if (codec_mask & (1 << i))
codec_init(dev, base, i);
}
azalia_program_verb_table(base, pc_beep_verbs, pc_beep_verbs_size);
}
static void azalia_init(struct device *dev) static void azalia_init(struct device *dev)
{ {
u8 *base; u8 *base;
@ -191,7 +95,7 @@ static void azalia_init(struct device *dev)
if (codec_mask) { if (codec_mask) {
printk(BIOS_DEBUG, "Azalia: codec_mask = %02x\n", codec_mask); printk(BIOS_DEBUG, "Azalia: codec_mask = %02x\n", codec_mask);
codecs_init(dev, base, codec_mask); azalia_codecs_init(dev, base, codec_mask);
} }
} }